Middleby Marshall PS536ES User Manual

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MiddlebyMiddleby
Middleby
MiddlebyMiddleby MarshallMarshall
Marshall
MarshallMarshall
A MIDDLEBY COMPANY
owner's operating
& installation
manual
PS536-Series Electric Ovens: English
®
PS536-Series
Model
PS536ES
O VENS
PS536ES (Single)
PS536ES (Double)
©2005 Middleby Marshall Inc.
PS536ES (Triple)
Part No. 58367
Price $30.00
P: 10/06
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WARNING
FOR YOUR SAFETY, DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER
APPLIANCE.
WARNING
Improper installation, adjustment, alteration, service, or maintenance can cause property damage, injury, or death. Read the installation, operation, and maintenance instructions thoroughly before installing or servicing this equipment.
NOTICE
The warranty is
demonstrated under the supervision of a factory-authorized installer.
NOT VALID
unless the oven is installed, started, and
NOTICE
Contact your authorized Service Agency to perform maintenance and
repairs. A Service Agency Directory is supplied with your oven.
NOTICE
Using any parts other than genuine Middleby Marshall factory-manufactured parts relieves the manufacturer of all warranty and liability.
NOTICE
Middleby Marshall (Manufacturer) reserves the right to
change specifications at any time.
KEEP THIS MANUAL IN A VISIBLE LOCATION NEAR THE OVEN
FOR FUTURE REFERENCE.
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Model No. Modéle No.
Serial No. Serié No.
Installation Date Date d'installation
MIDDLEBY MARSHALL
O QUIBBLE LIMITED WARRANTY
N
(U.S.A. ONLY)
MIDDLEBY MARSHALL, HEREINAFTER REFERRED TO AS THE SELLER, W ARRANTS EQUIPMENT MANUFA CTURED BY IT TO BE FREE FROM DEFECTS IN MATERIAL AND WORKMANSHIP FOR WHICH IT IS RESPONSIBLE. THE SELLERS OBLIGATION UNDER THIS WARRANTY SHALL BE LIMITED T O REPLACING OR REP AIRING, AT SELLER’S OPTION, WITHOUT CHARGE, ANY PART FOUND TO BE DEFECTIVE AND ANY LABOR AND MA TERIAL EXPENSE INCURRED BY SELLER IN REPAIRING OR REPLACING SUCH PART. SUCH WARRANTY SHALL BE LIMITED TO THE ORIGINAL PURCHASER ONL Y AND SHALL BE EFFEC­TIVE FOR A PERIOD OF ONE YEAR FROM DATE OF ORIGI­NAL INST ALLA TION, OR 18 MONTHS FROM D A TE OF PUR­CHASE, WHICHEVER IS EARLIER, PRO VIDED THA T TERMS OF P A YMENT HA VE BEEN FULL Y MET.
This warranty is valid only if the equipment is installed, started, and demonstrated under the supervision of a factory-autho­rized installer.
Normal maintenance functions, including lubrication, clean­ing, or customer abuse, are not covered by this
warranty
Seller shall be responsible only for repairs or replacements of defective parts performed by Sellers authorized service personnel. A uthorized service agencies are located in prin­cipal cities throughout the contiguous United States, Alaska, and Hawaii. This warranty is valid in the 50 United States and is void elsewhere unless the product is purchased through Middleby International with warranty included.
.
The foregoing warranty is exclusive and in lieu of all other warranties, expressed or implied. There are no implied warranties of merchantability or of fitness for a particu­lar purpose.
The foregoing shall be Sellers sole and e xclusiv e ob ligation and Buyers sole and exclusive remedy for any action, in­cluding breach of contract or negligence. In no event shall Seller be liable for a sum in excess of the purchase price of the item. Seller shall not be liable for any prospective or lost profits of Buyer.
This warranty is effective on Middleby Marshall equip­ment sold on, or after, February 15, 1995.
no quibble
MIDDLEBY MARSHALL INC.
OVEN LIMITED WARRANTY
(Non U.S.A.)
The Seller warrants equipment manufactured by it to be free from defects in material and workmanship for which it is responsible. The Sellers obligation under this warranty shall be limited to replacing or repairing, at Sellers option, without charge, F.O.B. Sellers factory, any part found to be defective and any labor and material expense incurred by Seller in repairing or replacing such part. Such warranty is limited to a period of one year from date of original installation or 15 months from date of shipment from Sellers factory, whichever is earlier, provided that terms of payment have been fully met. All labor shall be performed during regular working hours. Overtime premium will be charged to the Buyer.
This warranty is not valid unless equipment is installed, started, and demonstrated under the supervision of a factory-autho­rized installer.
Normal maintenance functions, including lubrication, adjustment of airflow, thermostats, door mechanisms, microswitches, burners and pilot burners, and replacement of light bulbs, fuses and indicat­ing lights, are not covered by warranty.
Any repairs or replacements of defective parts shall be performed by Sellers authorized service personnel. Seller shall not be respon­sible for any costs incurred if the work is performed by other than Sellers authorized service personnel.
When returning any part under warranty, the part must be intact and complete, without evidence of misuse or abuse, freight prepaid.
Seller shall not be liable for consequential damages of any kind which occur during the course of installation of equipment, or which result from the use or misuse by Buyer, its employees or others of the equipment supplied hereunder, and Buyers sole and exclusive remedy against Seller for any breach of the foregoing warranty or otherwise shall be for the repair or replacement of the equipment or parts thereof affected by such breach.
The foregoing warranty shall be valid and binding upon Seller if and only if Buyer loads, operates and maintains the equipment supplied hereunder in accordance with the instruction manual provided to Buyer. Seller does not guarantee the process of manufacture by Buyer or the quality of product to be produced by the equipment supplied hereunder and Seller shall not be liable for any prospective or lost profits of Buyer.
THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS AND IMPLIED WARRANTIES WHATSO­EVER. SPECIFICALLY THERE ARE NO IMPLIED WARRANTIES OF MERCHANTABILITY OR OF FITNESS FOR A PARTICULAR PURPOSE.
The foregoing shall be Sellers sole and exclusive obligation and Buyers sole and exclusive remedy for any action, whether in breach of contract or negligence. In no event shall seller be liable for a sum in excess of the purchase price of the item.
© 2005 - Middleby Marshall, A Middleby Company. The Middleby Marshall logo is a registered trademark of Middleby Marshall, A Middleby Company.
Middleby Marshall Inc. 1400 Toastmaster Drive Elgin, Illinois 60120-9272 U.S.A. (847) 741-3300 F AX: (847) 741 4406
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TABLE OF CONTENTS
SECTION 1
I. MODEL IDENTIFICATION .............................................. 1
SERIES PS536 ELECTRICAL SPECIFICATIONS............. 2
II. PRINCIPLE OF AIR FLOW............................................. 3
A. Heat Transfer and How It Works .............................. 3
II. PRINCIPLE OF AIR FLOW (Continued) ........................ 4
B. Air Fingers ................................................................. 4
III. COMPONENT FUNCTION ............................................ 5
A. Conveyor Motor and Conveyor Belt ........................ 6
B. Blower Fan ................................................................. 6
C. Electric Heaters ........................................................ 6
D. Window ....................................................................... 6
E. Cooling Fan ................................................................ 7
F. Air Fingers and Blank Plates - See Figure 1-9......... 8
SECTION 2
I. UNLOADING ................................................................... 9
PS536 OVEN INSTALLATION
REQUIRED KITS AND EQUIPMENT........................ 10
PARTS LIST FOR SERIES PS536 ELECTRIC OVEN
INSTALLATION KIT .................................................. 10
PARTS LIST FOR PS536 SERIES SINGLE OVEN
OPTION - BASE W/15
PARTS LIST FOR PS536 SERIES DOUBLE OVEN
OPTION - BASE W/6
CASTERS & TOP P/N 34833.................................... 12
PARTS LIST FOR PS536 SERIES TRIPLE OVEN
OPTION - BASE w/OUTRIGGERS & TOP
P/N 34831................................................................... 13
RESTRAINT CABLE INSTALLATION.......................... 16
UTILITY ROUGH-IN DIMENSIONS AND POSITIONING
FOR PS536-SERIES OVENS.................................... 17
CIRCUIT BREAKER ..................................................... 1 7
ELECTRICAL SPECIFICATIONS ................................. 17
ELECTRICAL RATING .................................................17
SUPPLY WIRE .............................................................. 17
SUGGESTED ................................................................17
II. VENTILATION GUIDELINES .......................................18
VENTILATION HOOD ...................................................18
VENTILATION CAPTURE TEST................................... 18
III. ELECTRICAL CONNECTION INFORMATION FOR
PS536-SERIES OVENS. ...........................................19
IV. ELECTRIC SUPPLY FOR ELECTRIC-HEATED
OVENS....................................................................... 19
VI. CONVEYOR REAR STOP AND
END STOP INSTALLATION ...................................... 20
SECTION 3 INSTALLATION
I. CONTROL FUNCTIONS ................................................ 21
II. COMPONENT INFORMATION AND LOCATION......... 22
A. Door Safety Switch.................................................. 22
B. Blower Switch .......................................................... 22
C. Heat Switch .............................................................. 22
D. Temperature Controller .......................................... 22
E. Conveyor ................................................................. 23
MEASURING CONVEYOR SPEED. ............................. 2 3
III. STEP-BY-STEP OPERATION..................................... 24
A. Startup Procedures................................................. 24
″″
LEGS & TOP P/N 34832 .....11
″″
″″
LEGS,
″″
Page
TABLE OF CONTENTS
(Continued)
Page
Daily Startup................................................................. 24
Power Failure ............................................................... 24
B. Shutdown Procedure............................................... 24
A.Daily Startup Procedure .......................................... 26
IV. NORMAL OPERATION - STEP-BY-STEP .................. 26
V. QUICK REFERENCE: TROUBLESHOOTING............. 28
SECTION 4 MAINTENANCE
I. MAINTENANCE - DAILY ...........................................30
A. Exterior .................................................................... 30
B. Cooling Fan .............................................................. 30
C. Conveyor Belt......................................................... 30
D. Crumb Pans ............................................................ 30
E. Window .................................................................... 30
II. MAINTENANCE - MONTHLY ...................................... 31
A. Removing Conveyor From Oven For Cleaning .... 31
B. Air Fingers Disassembly For Cleaning................. 33
C. Cleaning the Window .............................................. 34
D. Reassembly of Air Fingers .................................... 34
E. Reinstall End Plugs................................................. 37
F. Conveyor Reassembly Into Oven.......................... 38
G. Checking Conveyor Belt Tension .........................38
H. Conveyor Belt Link Removal ................................ 39
I. Replacing Conveyor Belt......................................... 40
J. Attaching Drive Chain ............................................ 40
III. MAINTENANCE - EVERY 3 MONTHS ........................ 41
A. Cleaning the Blower/Fan Motor ............................. 41
B. Electrical Terminals ............................................... 4 2
C. Ventilation ...............................................................42
D. Checking the Blower/Fan Belt ............................... 42
E. Blower Fan Shaft Bearing Lubrication .................. 43
F. Split-belt Conveyor Shaft Cleaning ........................ 43
IV. MAINTENANCE - EVERY 6 MONTHS .................... 44
PS540-SERIES ELECTRIC OVEN KEY SPARE
PARTS ....................................................................... 46
KEY SPARE PARTS KIT .............................................. 46
SECTION 5 TROUBLESHOOTING
Troubleshooting Charts ..................................................... 47
SECTION 6 - PARTS LIST
OVEN PANELS, WINDOW AND LEGS............................ 51
CONTROL PANEL ........................................................... 53
BLOWER AND SHROUD................................................. 5 5
CONVEYOR...................................................................... 57
SPLIT BELT CONVEYOR................................................. 59
MACHINERY COMPARTMENT....................................... 61
SECTION 7 ELECTRICAL SCHEMATICS
Wiring Diagram, E208-240 50/60, 3PH 4W PS536 ........ 63
Wiring Diagram, E380-480 50/60, 3PH 5W PS536 ........ 64
Wiring Diagram, E380V 50/60, 3PH 5W PS536.............. 65
NOTE
Wiring Diagrams are in Section 7 of this Manual.
The diagram for each oven is also on the lower
inner surface of its Control Console.
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SECTION 1
DESCRIPTION
I. MODEL IDENTIFICATION
The Middleby Marshall PS536ES-Series may be used either as a single oven or stacked for use as double or triple ovens. The major difference between the oven models in this series is the width of the conveyor.
A single PS536ES-Series Oven (Figure 1-1) is mounted on a base pad with legs and casters. A double oven (Figure 1-
2) consists of two, (Figure 1-3) consists of three stacked single ovens. The lower oven is mounted on a base pad with short legs and casters.
On a double or triple oven, the ovens operate completely independent. All ovens use identical controls and compo­nents. One oven can be cleaned or serviced, while the others are operating.
stacked,
single ovens. A triple oven
SECTION 1
DESCRIPTION
Figure 1-1. Single PS536ES Oven
Figure 1-2. Double PS536ES Oven
Figure 1-3. Triple PS536ES Oven
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SECTION 1 DESCRIPTION
PS536ES SERIES OVEN SPECIFICATIONS
Table 1-1: Dimensions
Overall Height:
Overall Depth:
Overall Length:
Baking Chamber Length
Conveyor Width:
Conveyor Length
Recommended Minimum Clearances:
Rear of oven to wall 3" (76mm)
Control end of conveyor to wall 1" (25.4mm)
Non-control end of oven to wall 1" (25.4mm)
single oven with 17-1/2" (446mm) legs 43-1/2" (1105mm)
double oven with standard 17-1/2" (446mm) legs 63" (1600mm)
double oven with optional 20-1/2" (521mm) legs 66" (1676mm)
double oven with optional 25-1/2" (648mm) legs 71" (1803mm)
triple oven with 6" (152mm) legs 71" (1803mm)
46" (1168mm)
with standard 60"/1524mm conveyor 61" (1549mm)
with optional 56"/1422mm conveyor 57" (1447mm)
with optional 76"/1930mm conveyor 77" (1956mm)
36" (914mm)
Single Belt 20" (508mm)
Split Belt 2 x 9-1/2" (241mm)
56" (1422mm) or 60" (1524mm) or 76" (1930mm)
Table 1-2: General specifications (per oven cavity)
Weight
Rated Heat Input:
Maximum Operating Temperature
Warmup Time
400 lbs. (182kg)
17 kW/hr.
550°F (288°C)
25 minutes
SERIES PS536ES ELECTRICAL SPECIFICATIONS
Main Blower & Control Circuit Phase Frequency Amperage Poles Wires
Elements Voltage Voltage Draw
208-240V 208-240V 3 Ph 50/60 Hz 60 Amp 4 Pole 4 Wire
HEATER AMPERAGE
Voltage kW L1
Voltage kW L1 L2 L3
208 27 75
208 17 49.4 49.4 47.2
240 27 65
240 17 42.1 42.1 40.9
380-400V 208-240V 3 Ph 50/60 Hz 60 Amp 4 Pole 5 Wire
HEATER AMPERAGE
Voltage kW L1 L2 L3 N
380-400 17-18.8 27.0-29.8 25.8-28.6 25.8-28.6 1.2
400V 208-240V 3 Ph 50/60 Hz 60 Amp 4 Pole 5 Wire
Voltage kW L1 L2 L3 N 480 17 21.6 20.4 20.4 1.2
Voltage kW Amp
380-400 27-29.9 40-44
HEATER AMPERAGE
Voltage kW Amp
400 27 32.5
AMPERAGE
(3 hot, 1neut, 1 grd)
(3 hot, 1neut, 1 grd)
(3 hot, 1 grd)
NOTE
Wiring Diagrams are contained in Section 7 of this Manual
and are also located inside the oven at the
bottom of the Control Panel
This Manual Must Be Kept For Future Reference
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II. PRINCIPLE OF AIR FLOW
SECTION 1
DESCRIPTION
The fan-style blower draws air into the oven plenum where it is heated. The blower then pushes the hot air through the air fingers into the baking chamber. Each air finger contains an inner plate and outer plate that form the hot air into jets, distributing it across a conveyor belt on which the food product rides. Air is then pulled back into the blower and the process continues. The curving, black arrows of Figure 1-4 show this air flow.
A. Heat Transfer and How It Works
1. Heat constantly moves from a warm object to a cold object. Heat moves using three different paths: Conduc­tion; Radiation; and Convection.
Conduction:
tact. The pizza dough in contact with the pan is a good example of conduction.
Radiation:
Dark objects absorb heat whereas light or shiny objects reflect more heat. This is the reason that the inside of a
This path utilizes surface-to-surface con-
This path has to do with objects radiating heat.
Upper Air Fingers
PS536ES-Series Oven is light in color: To reflect more heat back onto the food product.
Convection:
air. It explains why hot air rises and cooler air replaces hot air. An industrial application of this principle is to incorpo­rate a fan to force the hot air movement, which in turn increases the heat transfer to the food product.
Each PS536ES-Series Oven has a large fan-style blower to move the hot air through the air fingers and onto the product to cook/bake the food product most efficiently.
2. Temperature is the intensity of heat at the point where it is sensed. As discussed above, heat flows by conduc­tion, radiation and convection. The speed at which the heat flows is determined by the temperature difference between the oven and the food product. The larger the difference, the faster the heat flows to the item that is being baked.
This path has to do with moving a volume of
Conveyor Belt(s)
Window
Lower Air Fingers
Figure 1-4. PS536ES-Series Oven Air Flow
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SECTION 1 DESCRIPTION
II. PRINCIPLE OF AIR FLOW (Continued)
B. Air Fingers
The PS536ES-Series Ovens are conveyorized ovens that employ vertical jets of hot air streaming from air fingers (Figure 1-5) to give uniform, intense heating. The vertical streams of hot air provide an exceptional heat transfer rate and generally bake faster and at lower temperatures than convection hot air or infrared heating ovens.
A PS536ES-Series Oven can accommodate up to four bottom air fingers and four top air fingers. Some PS536ES-
Manifold
Air Flow From Plenum
High Velocity Columns of Air on Food Product
Series ovens used to bake pizza have four bottom fingers and two top fingers. For special product baking require­ments, a number of other styles of fingers and finger arrangements are available from the factory.
NOTE:
Some customers have a predetermined finger arrangement. If you have any questions pertaining to the finger arrangement, please call the factory.
Manifold Baffle
Outer Plate
Inner Plate
Air Flow From Plenum
Manifold Baffle
Inner Plate
Outer Plate
Manifold
Figure 1-5. Air Fingers, Showing High-Velocity Columns of Air Formed During Passage Through
the Inner Plate and Outer Plate to Heat the Food Product.
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III. COMPONENT FUNCTION (Figure 1-6)
SECTION 1
DESCRIPTION
Figure 1-6. PS536ES-Series Oven Components Locations
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SECTION 1 DESCRIPTION
III. COMPONENT FUNCTION
A. Conveyor Motor and Conveyor Belt
The conveyor belt is driven by a variable-speed electric motor (Figure 1-7) operating through a gear reducer. The motor speed is controlled by a digital control. The stain­less-steel wire belt can travel in either direction at variable rates ranging from 3 minutes to 30 minutes; this is the time that a product can take to pass through the oven.
B. Blower Fan
The blower fan is located at the rear of the oven. This blower forces heated air through the air fingers. The BLOWER/Heat switch must be set to ON or “I” for oven warmup and baking.
C. Electric Heaters
There is one heater element mounted on the inside of the left panel. The element is connected to an electrical control which is energized by the temperature controller.
If the pilot flame does not light or a loss of flame occurs, the main gas valve closes.
The main burner gas is extinguished when the HEAT switch is set to OFF or “O”.
D. Window
A window on the front of the oven permits viewing the items being baked and provides access to the oven for items that do not require full baking time, such as sandwiches, cookies, small items, or cheese-melting processes.
E. Cooling Fan — See Figure 1-8
The cooling fans are located in the back of the oven. These cooling fans draw air through its grille, blowing it through the blower motor compartment and the control compartment into the oven top and exhausted out the front louvers.
F. Air Fingers and Blank Plates - See Figure 1-9
F1. Air Fingers
An Air Finger Assembly is made up of three parts:
1. Outer Plate - The Outer Plate is the removable covering with tapered holes, which direct the air stream onto the product being baked.
2. Inner Plate -The perforated Inner Plate is vital in forming the unique air jets. It must be assembled into the manifold with its holes aligned with the holes of the outer plate.
3. Manifold - The Manifold is the assembly which slides on tracks into the oven plenum.
Figure 1-7. Machinery Compartment
Components
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SECTION 1
DESCRIPTION
Figure 1-8. Cooling Fan
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SECTION 1 DESCRIPTION
Half Blank Plate
F2. Blank Plates
1. Blank Plates- The Blank Plates are available to install on the plenum where an air finger is not required.
Outer Plate
Blank Plate
Inner Plate
Finger Manifold Assembly
Baffle
Figure 1-9. Blank Plates (two sizes) and an Air Finger.
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SECTION 2
INSTALLATION
SECTION 2
INSTALLATION
NOTE: The oven, when installed, must be electrically grounded in accordance with local codes, or in the ab­sence of local codes, with the National Electrical Code (NEC), or ANSI/NFPA70.
NOTE
There must be adequate clearance between the oven and any adjacent combustible con­struction. Clearance must also be provided for servicing and for operation.
CAUTION
It is required that the oven be placed under a ventilation hood for adequate air supply and ventilation.
CAUTION
Do not obstruct the flow of combustion and ventilation air to and from your oven. Do not obstruct the ventilation holes in the Control Panel.
CAUTION
On ovens with the Machinery Drive Compartment located at the right end, a minimum clearance of 0 to a left side wall, 18 to a right side wall and 6 from a back wall to air openings at the rear of the oven must be maintained. On ovens with the machinery/drive compartment located at the left end, a minimum clearance of 0 to a right side wall, 18″ to a left side wall and 6″ from a back wall to air openings at the rear of the oven must be maintained.
For servicing and cleaning, a minimum of 18 clearance from all walls is recommended.
I. UNLOADING
Your Middleby Marshall PS536ES-Series Oven is shipped partially assembled. It will arrive in a carton on a crate.
Carton size for a PS540-Series Oven is:
58 (2134mm) Long ×
47.25 (1473mm) Wide ×
36 (1118mm) High ×
The crate and carton must be examined before signing the Bill of Lading. Report any visible damage to the transport company, and check for the proper number of crates. If apparent damage is found, make arrangements to file a claim against the carrier. Surface Interstate Commerce Regulations (U.S.A.) require that the claim must be initiated by the consignee within 10 days from the date that the shipment is received.
A Pre-installation Procedures Manual (MM P/N 88910-0009) is attached to the exterior wall of the carton. This manual contains detailed instructions on unpacking and moving the oven(s) to the operating site. When the transport company notifies you of an impending delivery, arrange to have a forklift at your facility to unload the carton(s).
Instructions for stacking the ovens is continued in a separate manual used by Middleby Marshall Authorized Installers.
If you have a door wider than the carton, simply move the carton into your facility and arrange an appointment with your Middleby Marshall Authorized Installer.
If your door is narrower than the carton, then the oven will have to be unpacked. Follow the directions shown in the Pre-Installation Procedures Manual.
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SECTION 2 INSTALLATION
PS536ES OVEN INSTALLATION
REQUIRED KITS AND EQUIPMENT
TYPE PS536ES PS536ES PS536ES PS536ES OF Single Oven Double Oven Triple Oven Additional Cavity INSTALLATION Installation Installation Installation Installation
Kit P/N Kit P/N Kit P/N Kit P/N
44919 44920 44921 44974
45529 (CE) 45530 (CE) 45531 (CE) 45532 (CE)
PS536ES Single Oven 1 1
PS536ES Double Oven 1 2
PS536ES Triple Oven 1 3
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Figure 2-1 - Installation Kit
SECTION 2
INSTALLATION
I. INSTALLATION KIT - see Figure 2-1
Qty. Qty. Qty. Inc. with Inc. with
Single Double Triple domestic CE
Item Oven Oven Oven Part No. ovens? ovens? Description
1 1 1 1 48605 Yes Yes Top panel
2 2 2 2 3A80A8801 Yes Yes Screw, pan head #10 x 2
3 1 1 1 42893 Yes Yes Base pad
4a 4 4 -- 42890 Yes Yes 17-1/2 (445mm) leg extension, for single and
double ovens
4b -- 4 -- 45360 Yes Yes 20-1/2 (521mm) leg extension, optional
4c -- 4 -- 45329 Yes Yes 25-1/2 (648mm) leg extension, optional
4d -- -- 4 44799 Yes Yes 6 (152mm) leg extension, for triple ovens only
5 2 2 2 22290-0009 Yes Yes Caster, with flat plate and brake
6 2 2 2 22290-0010 Yes Yes Caster, with flat plate (no brake)
NOTE:
ovens include 4 non-braking casters (Item 6) SOLELY for the purpose of moving the oven to the installation location. Casters are NOT suitable for use as part of CE oven installations. Refer to the notice on the preceding page.
NOTE:
that acts as an anchor for the restraint cable (Item 12). CE ovens are mounted on legs (Item 7) and do not use a restraint cable.
Domestic and standard export ovens include 2 braking casters (item 5) and 2 non-braking casters (Item 6). CE-approved
7 4 4 4 22450-0028 No No Leg, adjustable, 6 (152mm)
8 1 1 1 21392-0004 Yes Yes Eyebolt, 3/4
9 A/R A/R A/R 220373 Yes Yes Hex bolt, 3/8-16 x 1
CE-approved ovens include 32 hex bolts. Domestic and standard export ovens include 31 hex bolts and one eyebolt (item 8)
10 32 32 32 21416-0001 Yes Yes Flat washer, 3/8
11 32 32 32 21422-0001 Yes Yes Lockwasher, 3/8
12 1 1 1 22450-0228 Yes Yes Restraint cable assembly
13 1 1 1 50236 Yes Yes
14 1 1 1 1002040 Yes Yes
15 1 1 -- 46393 Yes Yes Lower shelf
Owner's Operating and Installation Manual
Authorized Service Agency Listing
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SECTION 2 INSTALLATION
2
Figure 2-5. MODEL PS536ES SINGLE OVEN DIMENSIONS
ELECTRICAL JUNCTION BOX
2
2
1
2
RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6 (150mm) Non-control End of Oven to Wall - 0 Control End of Oven to Wall - 0
12
1
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SECTION 2
INSTALLATION
Figure 2-6. MODEL PS536ES DOUBLE OVEN DIMENSIONS
ELECTRICAL JUNCTION BOX
2
2
2
1
2
RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6 (150mm) Non-control End of Oven to Wall - 0 Control End of Oven to Wall - 0
13
1
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SECTION 2 INSTALLATION
2
ELECTRICAL JUNCTION BOX
1
2
2
2
RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6 (150mm) Non-control End of Oven to Wall - 0 Control End of Oven to Wall - 0
1
Figure 2-7. MODEL PS536ES TRIPLE OVEN DIMENSIONS
RESTRAINT CABLE INSTALLATION
Install the restraint cable assembly on the oven, as shown in Figure 2-6.
Figure 2-8. Restraint Cable Assembly Installation
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UTILITY ROUGH-IN DIMENSIONS AND POSITIONING
24"
610mm
6
O
N
O
FF
13-1/2" 343mm
2
3
2
6
ON
O
FF
24"
610mm
2
3
2
27"
686mm
4
5
1
Suggested dimensions are shown; utility code requirements supersede any factors shown.
FOR PS540-SERIES OVENS
WARNING
DO NOT USE CONDUIT OR GAS LINE FOR GROUND CONNECTION.
CAUTION
IT IS REQUIRED THAT THE OVEN BE PLACED UNDER A VENTILATION HOOD FOR ADEQUATE AIR SUPPLY AND VENTILATION.
ELECTRIC AND GAS SUPPLY TO BE
PROVIDED BY CUSTOMER
SECTION 2
INSTALLATION
ELECTRICAL SAFETY SWITCH
15 Amp circuit breaker / fused disconnect switch with lockout/tagout electrical shutoff for each oven. Wire
each oven separately.
ELECTRICAL SPECIFICATIONS
DOMESTIC or EXPORT: 208-240V blower motor,
1 phase, 4.1 Amp draw, 50/60 Hz, 208-240V control circuit, 2 poles, 3-wire system per oven (2 hot, 1 grd).
Do
NOT
use conduit for ground.
GAS RATING
Model PS540 is 110,000 BTU/hour (27,720 kcal), 32.2 kW/hr.
MINIMUM GAS METER RATING
450 ft3/hour (12.6m3/h) for 1 or 2 ovens;
Add 180 cu. ft./hr (5.1 m3/h) for each additional oven.
Minimum rating does
not
take other gas appliances into consideration. Gas consumption varies at each site. Total BTU/hr (kcal/hr) must be calculated during high flame operation for each appliance to determine if the meter needs to be larger.
MINIMUM GAS PIPE SIZE
Natural: 2 (51mm) ID for 1, 2, or 3 ovens with runs up
to 200 ft. (61m).
Must be a dedicated line.
Runs over 200 ft, (61m) consult factory.
Propane: 2 (51mm) ID for 1, 2, or 3 ovens with runs up
to 200 ft. (61m).
Must be a dedicated line.
Runs over 200 ft, (61m) consult factory.
Figure 2-9. Typical PS540-Series Oven(s)
Installation
GAS SAFETY VALVE
A 3/4 (19mm) ID (inner diameter) full-flow, gas shutoff valve. A separate connection and valve must be provided for each oven, as shown in Figure 2-9.
REQUIRED GAS SUPPLY PRESSURE
Natural: 6 to 12 water column (13.8 to 29.9 mbar)
Propane: 11.5 to 12 water column (28.7 to 29.9 mbar)
SUGGESTED
If space permits, electric and gas service should be located near the control console end of the oven(s) to allow convenient access to safety switches and valves.
USER SUPPLIED ITEMS (Figure 2-9)
ITEM DESCRIPTION
12 (51mm) × 2 (51mm) × 3/4 (19mm) TEE 2 3/4 (19mm) × 3 (76mm) NIPPLE 3 3/4 (19mm) FULL FLOW GAS SHUTOFF VALVE 42 (51mm) × 3/4 (19mm) 90° REDUCER ELBOW 52 (51mm) ID GAS SUPPLY PIPE LINE - NATURAL GAS 6 15 AMP TOGGLE SWITCH - 2 POLE for GAS
15
Page 20
SECTION 2 INSTALLATION
II. VENTILATION GUIDELINES
A mechanically driven ventilation system is required for the PS536ES Series Middleby Marshall conveyorized electric ovens. The minimum hood canopy dimensions are outlined below.
Local codes and conditions vary greatly from one area to another and must be complied with. Following are the suggested requirements for good ventilation. Please re­member these are recommendations or guidelines, you may have a special condition or problem that will require the services of a ventilation engineer or specialist. Proper ventilation is the oven owner’s responsibility. Improper ventilation can inhibit oven performance. It is recom­mended that the ventilation and duct work be checked out every three months. Grease filters in the intake of the hood may be required by local codes.
VENTILATION HOOD
The rate of air flow exhausted through the ventilation system is generally between 1400 and 2500 cu. ft./min. (40 and 70 m configuration and hood design. To avoid a negative pressure condition in the kitchen area, return air must be brought back to replenish the air that was exhausted. A negative pressure in the kitchen can cause heat related problems to the oven components as if there were no ventilation at all. The best method of supplying return air is through the heating, ventilation and air conditioning system. Through they system, the air can be temperature controlled for summer and winter. Return air can be brought in directly from outside the building, but detrimen­tal affects can result from either extreme seasonal hot and cold temperature from the outdoors.
NOTE: Return air from fan driven system within the hood must not blow at opening of bake chamber or poor oven baking performance will result.
3
/min), but may vary depending on the oven
Figure 2-10. Vent Hood
16
Page 21
SECTION 2
INSTALLATION
III. ELECTRICAL CONNECTION
INFORMATION FOR PS536ES-SERIES OVENS.
WARNING
Authorized supplier personnel normally accom­plish the connections for the ventilation system, electric supply, and gas supply, as arranged by the customer. Following these connections, the factory-authorized installer can perform the initial startup of the oven.
Check the oven data plate (Figure 2-11) before making any electric supply connections. Electric supply connections must agree with data on the oven data plate.
NOTE: The electric supply installation must satisfy the requirements of the appropriate statutory authority, such as the National Electrical Code (NEC), ANSI/NFPA70, (U.S.A.); the Canadian Electrical Code, CSA C22.2; the Australian Code AG601; or other applicable regulations.
A fused disconnect switch or a main circuit breaker (customer furnished) MUST be installed in the electric supply line for each oven; it is recommended that this switch/ circuit breaker have lockout/tagout capability. The electric supply connection must meet all national and local electrical code requirements. Copper is the recommended material for the electrical supply conductors.
IV. ELECTRIC SUPPLY FOR
ELECTRICALLY HEATED OVENS
Power requirements for electrically heated ovens are usually 208 - 240VAC, 3-phase, 4-wire (3 ‘hot’, 1 ground), although ovens built for export can have power require­ments of 380VAC and 480VAC. (These ovens have a 5­wire system.) A 2 (51mm) diameter cutout/hole in the back of the machinery compartment provides access for the electrical supply connections. Using flexible cable(s) for the electrical power supply conductors requires a 2 (51mm) strain-relief fitting (not furnished) to enable safe access to the terminal block from which oven power is distributed.
The supply conductors must be of the size and material (copper) recommended to provide the current required; (refer to the data plate for the ampere specifications). The electric current rating for each conductor supplying a PS536ES-Series Oven must comply to local and national codes.
Typical specifications for each PS536ES-Series Oven are 208V or 240V, 3-phase, 4-wire, 60-ampere, 17kW; this oven requires 60-ampere service. A PS536ES-Series Double Oven (Figure 1-2) installation would require two 60­ampere service connections, one for each oven; the 17kW power consumption also doubles for such an installation to 34kW.
The 208V or 240VAC electrically heated oven uses two legs of the supplied power to provide 208V or 240VAC power for the oven control circuitry.
Figure 2-11. Typical Electric Oven Data Plate
Figure 2-12. Junction Connection Box
17
Page 22
SECTION 2 INSTALLATION
VI. CONVEYOR REAR STOP AND END
STOP INSTALLATION
Locate the conveyor rear stop and end stop in the installation kit. Install the rear stop and end stop at the exit end of the oven. See Figure 2-13.
Figure 2-13. Installing Rear and End Stops
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Page 23
I. CONTROL FUNCTIONS
SECTION 3
OPERATION
SECTION 3
OPERATION
Figure 3-1. PS536ES-Series Oven Control Functions
WARNING
A possibility of injury from rotating parts and electric shock exists in this oven. Never disassemble or clean the oven with the BLOWER/HEAT switch or any other oven control turned “ON” or “I”. Turn “OFF” or “O” and lockout or tagout all electric power to the oven before attempting to clean or service this oven.
19
Page 24
SECTION 3 OPERATION
II. COMPONENT INFORMATION AND
LOCATION (Figures 3-1 and 3-2)
A. Door Safety Switch
The Door Safety Switch is located at the lower left side of control panel opening. Opening the control panel door permits this switch to open, disconnecting power to all electrical controls.
CAUTION
Do NOT touch the wires going to this safety switch. Current is always present.
B. Blower Switch
The blower switch has two positions. The switch must be “ON” or “I” for the burner to come on and permit the oven to warm up. The fan circulates the air throughout the oven and
must stay on during baking and during the cool down cycle above 200°F (93°C) to prevent blower bearing damage. To protect the blower motor and bearings a thermostatic override is built into the oven. If the tempera­ture inside the oven is over 180°F (82°C) the main blower will continue to run after the blower switch is turned to the “OFF” or “O” position.
An air pressure switch monitors the air flow from the blower, acting as a safety interlock for the burner. The
burner cannot light, if the air switch does not sense air flow off the main blower fan.
C. Heat Switch
Turning the HEAT switch to “ON” or“I” will initially set up the oven purge circuit. After approximately 30 seconds, the burner lights. After the burner is lit, a flame sensor sends a signal to the ignition module to stop the spark. The burner will run unless the flame sensor does not detect a flame or the heat switch is turned to the “OFF” or “O” position.
The HEAT switch is in series with the burner blower motor centrifugal switch, the high-temperature safety switch, and the blower fan air pressure switch. All three safety switches must be closed for gas to flow and the burner to light.
D. Temperature Controller
The temperature controller is a solid-state, on/off type to maintain the operator-set temperature. The temperature controller continuously monitors the oven temperature and turns on the modulating solenoid valve in a gas-heated oven. The heat is on for the time required to maintain a constant oven temperature.
The temperature controller contains a low-limit switch which allows the oven to cool down to 200°F (93°C) before shutting off the blower. A high-limit indication (ALM 1) will appear on the display if the oven reaches 650°F (343°C).
Figure 3-2. Interior View of Machinery Compartment and Control Console
20
Page 25
E. Conveyor
The on-off switch for the conveyor motor is on the control panel. Also on the control panel is the digital conveyor speed control. The digital control can be adjusted from 3 min. to 30 min. bake time (conveyor speed). Refer to Figure 3-3.
Conveyor speed is measured by the amount of time it takes for an item to go through the bake chamber of the oven.
MEASURING CONVEYOR SPEED.
SECTION 3
OPERATION
See Figures 3-4 and 3-5.
To check conveyor speed, place a product item at the entrance end of baking chamber as shown. Time how long it takes for the leading edge of the item to go from the entrance end of the baking chamber to the exit end. This should be the conveyor speed shown on the conveyor speed digital control.
NOTE: In Figures 3-4 and 3-5, the oven shown is with the conveyor running right to left.
WARNING
Possibility of injury from rotating parts and electrical shock exist in this oven.
Never disassemble or clean the oven with the BLOWER/HEAT switch or any other part of the oven turned “ON” or “I”. Turn “OFF” or “O” and lockout or tagout all electrical power to the oven before attempting to clean or service this oven.
Figure 3-3. Conveyor Speed Digital Control
Figure 3-4. Product at entrance end of baking
chamber – BEGINNING OF TIMING
21
Figure 3-5. Product at exit end of baking
chamber – END OF TIMING
Page 26
SECTION 3 OPERATION
OVEN MUST BE KEPT CLEAR OF
COMBUSTIBLES AT ALL TIMES.
WARNING
4. Set the temperature controller to the desired baking temperature. See section on bake times to determine desired temperature.
NOTE: For complete temperature controller operation instructions refer to Step C.
III. STEP-BY-STEP OPERATION
Control Panel (On split belt ovens, two conveyor speed
controls are mounted on the control panel.)
A. Startup Procedures
Daily Startup
1. Turn the BLOWER/HEAT switch (Figure 3-6) to the “ON” or “I” position. This starts the main blower fan and the cooling fan. The blower circulates air through the air fingers and must stay on during the cooking or baking process.
2. Check to see if the cooling fan (see Figure 1-8) is operating when the BLOWER/HEATswitch (see Figure 3-6) is turned “ON” or “I”. The cooling fans cool the control components and burner blower motor. The cooling fan, located at the rear of the electrical control cabinet blows air into and through the cabinet. Air is exhausted through the front of the cabinet and also out the front of the oven. Refer to Daily Maintenance Section for fan intake checking procedure.
IMPORTANT NOTE
The cooling fan operates when the BLOWER/
HEAT switch is turned “ON” or “I”. It must operate
to keep the control console below 140°F (60°C).
5. Turn the HEAT switch (Figure 3-6) to the “ON” or “I” position. This completes a circuit to supply electric power to the electric heating system.
6. Close front window.
7. Oven will reach a baking temperature of 500°F (232°C) in approximately 10 minutes. Allow the oven to cycle for 30 minutes after it has reached desired bake temperatue. The oven is now ready for baking.
Power Failure
In case of power failure, turn off all switches; open oven window and remove product. After power has been reestablished follow normal startup procedure.
B. Shutdown Procedure
1. Turn the BLOWER/HEAT switch to “OFF” or “O”.
NOTE: The blowers will remain on until the oven tempera­ture cools down to 200°F (93°C) at which time they will stop automatically.
2. Make certain that there are no products left on the conveyor inside the oven. Turn the CONVEYOR switch to “OFF” or “O”.
3. Open the oven window.
3. Turn the CONVEYOR switch (Figure 3-6) to the “ON” or “I” position. This starts the conveyor belt moving through the oven. Set the conveyor speed for the desired baking time. Refer to the following Procedures E, F and G.
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Page 27
SECTION 3
OPERATION
E
D
A
Figure 3-6. Control Panel
I. LOCATION AND DESCRIPTION OF CONTROLS
A.
B.
C.
D.
"BLOWER" Switch: Turns the blowers and
cooling fans on and off. The HEAT Switch has no effect unless the BLOWER Switch is in the “ON” position.
"HEAT" Switch: Allows the burner to activate. Activation is determined by the settings on the Digital Temperature Controller.
"CONVEYOR" Switch: Turns the conveyor drive motor on and off.
Conveyor Speed Controller: Adjusts and dis­plays the bake time. Single-belt ovens have one controller. Split belt ovens have one controller for each conveyor belt, labeled "FRONT" and "BACK."
B
C
E.
Digital Temperature Controller: Continuously
monitors the oven temperature. Settings on the Digital Temperture Controller control the activa­tion of the burner. Keypad controls allow the operator to select the cooking temperature and monitor oven operation.
NOT SHOWN:
F. Machinery and Control Compartment Safety Switches:
Disconnect electrical power to the controls and blowers when EITHER the machinery compartment door OR the control compartment door is opened. The doors should only be opened by authorized service personnel.
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Page 28
SECTION 3 OPERATION
II. NORMAL OPERATION - STEP-BY-STEP
A. DAILY STARTUP PROCEDURE
1. Check that the circuit breaker/fused disconnect is in the on
position. Check that the window is closed.
2. Turn the "BLOWER" ( )
switch to the ON ("I")
position.
3. Turn the "CONVEYOR"
( ) switch to the ON
("I") position.
4. If necessary, adjust the
conveyor speed setting
by pressing the
pushbuttons on the con-
veyor speed controller to
change the displayed
bake time.
5. Adjust the temperature
controller to a desired set
temperature, if neces-
sary.
Press the Set Point and Unlock keys at the same time. Wait for the "SET PT" light to turn on.
Press the Up Arrow and Down Arrow Keys as necessary to adjust the set­point.
6. Turn the "HEAT" ( switch to the "ON" ("I") position, and wait for the "HEAT ON" light to turn on.
or
or
wait
+
for
or
)
wait
for
7. Wait for the oven to heat to the setpoint temperature. Higher setpoint temperatures will require a longer wait. The oven can reach a temperature of 500°F (232°C) in approximately 5 minutes.
(Optional)
8.
perature ( ) key to show the Actual Temperature
in the display, and wait for the "ACTUAL TEMP" light to turn on. This al­lows you to monitor the oven temperature as it rises to the setpoint.
9. Allow the oven to preheat for 10 minutes after it has reached the set point temperature.
B. DAILY SHUTDOWN PROCEDURE
1. Turn the "HEAT" ( "BLOWER" ( ches to the "OFF" ("O")
position. Note that the blowers will remain in op­eration until the oven has cooled to below 200°F (93°C).
2. Make certain that there are no products left on the conveyor inside the oven. Turn the "CON­VEYOR" ( the "OFF" ("O") position.
3. Open the window to allow the oven to cool faster.
4. After the oven has cooled and the blowers have turned off, switch the circuit breaker/fused disconnect to the off posi­tion.
Press the Tem-
wait
for
) and
) swit-
+
) switch to
IMPORTANT
On gas ovens, if the "HEAT ON" light will not illuminate, OR if the oven does not heat, the gas burner may not have lit. Turn the "HEAT" ( (
) switches to the "OFF" ("O") position. Wait for AT LEAST FIVE MINUTES before restarting the oven. Then, repeat the Daily Startup procedure.
), "BLOWER" ( ), and "CONVEYOR"
CAUTION
In case of power failure, turn all switches to the OFF ("O") position, open the oven window, and remove the product. After the power has been restored, perform the normal startup procedure. IF THE OVEN WAS SWITCHED OFF FOR LESS THAN 5 MINUTES, WAIT FOR AT LEAST FIVE MINUTES BEFORE RESTARTING THE OVEN.
The burner will not operate and gas will not flow through the burner without electric power. No attempt should be made to operate the oven during a power failure.
24
Page 29
III. QUICK REFERENCE: DIGITAL TEMPERATURE CONTROLLER
SECTION 3
OPERATION
"SP LOCK"
Light
Lights when the set point is locked out from changes.
This setting can
only be changed by
service personnel.
OVERTEMP
Light
Lights when the oven
temperature is
greater than 650°F
(343°C). Refer to
Quick Reference:
Troubleshooting in
this section.
Display
Shows the Set Point
or the Actual Tem-
perature in degrees
Fahrenheit (F) or
Celsius (C).
"HEAT ON"
Light
Lights when the
burner is in
operation.
"SET PT" (setpoint)
Light
Lights when the
set point is shown
in the display.
"ACTUAL
TEMP" Light
Lights when the
Actual Tempera-
ture is shown in
the display.
Temperature
Key
Press this key once
to view the Actual
Temperature in the
Display.
together with the Set
Point Key to allow the
changed. Changes
can only be made for
Unlock Key
Press this key
Set Point to be
60 seconds.
Up Arrow and Down
Arrow Keys
Press these keys to adjust the Set Point up or down. If the Set Point will
not change, refer to Set
Point Key and Unlock Key
in this section.
25
Service Key
Service use
only.
Set Point Key
Press this key
together with the
Unlock Key to allow
the Set Point to be
changed.
Changes can only be
made for 60 sec-
onds.
Page 30
SECTION 3 OPERATION
IV. QUICK REFERENCE: TROUBLESHOOTING
SYMPTOM PROBLEM SOLUTION
light is lit, food product is
undercooked
Oven will not
turn on at all
Oven shuts down shortly
after it is turned on
appears in display, oven is not heating
The oven temperature ex­ceeded 650°F (343°C), and the burner was automati­cally shut down.
Electrical power may not be reaching the oven, or the controls may be set incor­rectly.
The gas burner did not light within 90 seconds of turn­ing the "HEAT" ( to the ON ("I") position. This automatically en­gages a safety lockout mode.
The oven did not reach 200°F (93°C) within 15 min­utes of startup, and the oven has stopped heating.
) Switch
Follow the procedures under Daily Shutdown Procedures in this section to shut down the oven. Contact your Middleby Marshall Authorized Service Agent to determine and correct the cause of the condition to prevent damage to the oven.
Check that the circuit breaker/fused disconnect is turned on.
Check that the "BLOWER"
position. The burner cannot engage until the blowers are in operation.
Turn the "HEAT" ( ( )switches to the "OFF" ("O") position.
Wait for AT LEAST FIVE MINUTES before restarting the oven.
Repeat the Daily Startup procedure.
Turn the "HEAT" (
(
)switches to the "OFF" ("O") position.
Wait for AT LEAST FIVE MINUTES before restarting the oven.
Repeat the Daily Startup procedure.
( ) Switch is in the “ON” ("I")
), "BLOWER" ( ), and "CONVEYOR"
), "BLOWER" ( ), and "CONVEYOR"
Oven will not heat
Oven is operating, but
little or no air is blowing
from air fingers
Conveyor moves with a
jerky motion, or will not
move at all
Food products are
overcooked or
undercooked.
Controls may be set incor­rectly.
Air fingers may have been reassembled incorrectly after cleaning.
Conveyor may be jammed on an object in the oven, or conveyor belt or drive chain tension may be incorrect.
Controls may be set incor­rectly.
Check that the Set Point is correctly set.
Check that both the "BLOWER" are in the ON ("I") position.
If the oven still will not heat,turn the "HEAT" ( ), "BLOWER"
( ), and "CONVEYOR" ( )switches to the "OFF" ("O")
position.
Wait for AT LEAST FIVE MINUTES before restarting the oven.
Repeat the Daily Startup procedure. Check that the Set Point is above 200°F (93°C).
Turn the oven to the OFF or O position, and allow it to cool.
Disconnect electrical power to the oven.
Refer to Section 4, bling the air fingers.
Turn the oven to the OFF or O position, and allow it to cool. Disconnect electrical power to the oven.
Check if the conveyor is blocked by an object inside the oven.
Refer to Section 4,
the conveyor and drive chain tension.
Check that the set temperature and bake time settings are correct.
Maintenance, for instructions on reassem-
Maintenance, for instructions on checking
( ) and "HEAT" ( ) Switches
IF THESE STEPS FAIL TO RESOLVE THE PROBLEM, CONTACT YOUR LOCAL MIDDLEBY MARSHALL AUTHORIZED SERVICE AGENT. A SERVICE AGENCY DIRECTORY IS SUPPLIED WITH YOUR OVEN.
26
Page 31
SECTION 4
MAINTENANCE
WARNING
Possibility of injury from rotating parts and electrical
shock exist in this oven. Turn off and lockout or tagout
electrical supply to oven(s) before attempting to
disassemble, clean or service oven(s). Never disas-
semble or clean the oven with the blower switch or any
other part of the oven turned on.
WARNING
Before performing any maintenance work or cleaning,
turn main power switch off.
SECTION 4
MAINTENANCE
CAUTION
When cleaning do not use any abrasive cleaning
materials or water spray, wipe clean only. Never use a
water hose or pressurized steam cleaning equipment
when cleaning this oven.
NOTICE
If the oven is to be removed from its installed location for servicing, perform the following procedure:
1. Switch off the oven and allow it to cool. Do NOT service the oven while it is warm.
2. Turn off main circuit breakers and disconnect connector from oven.
3. Turn the adjustable legs to put weight on the casters.
4. Move oven to desired location for servicing.
5. When servicing is complete, move oven to original location.
6. Adjust legs to level oven and take weight off casters.
7. Connect electrical and gas connectors to oven.
8. Turn on main circuit breakers.
9. Follow normal startup instructions.
27
Page 32
SECTION 4 MAINTENANCE
I. MAINTENANCE - DAILY
A. Exterior
Everyday you should clean the outside of the oven with a soft cloth and mild detergent.
WARNING
Never use a water hose or pressurized steam cleaning equipment when cleaning the oven.
B. Cooling Fan
1. TWO COOLING FAN GRILLES AT THE REAR OF EACH OVEN CONTROL COMPARTMENT MUST BE CLEANED DAILY - Clean grilles with a stiff nylon type brush.
2. Check the air intake of the cooling fan daily. The best time to check is right after starting the oven.
IMPORTANT NOTE
D. Crumb Pans (Figure 4-2)
Remove and clean the crumb pan at each end of the oven. Each crumb pan can be removed by sliding it out, as shown in Figure 4-2. Reinstall the crumb pans after cleaning.
E. Window
The window can be cleaned daily while it is in place.
The cooling fan operates when the blower switch is turned to “ON” (“I”). It must operate to keep the electrical control cabinet below 140°F (60°C).
WARNING
IF FAN BLADE IS NOT ROTATING, BROKEN, OR FAN ASSEMBLY IS MISSING FROM MAIN BLOWER MOTOR SHAFT, DO NOT OPERATE OVEN. REPLACE COOLING FAN BLADE BEFORE OPERATING OVEN. Serious damage could be done to the burner blower motor and/or solid-state electrical components if oven is operated while cooling fan is not running or vent grille is plugged.
3. Using a stiff nylon brush clean control compartment vent grille. Hot air from control compartment exits from this grille.
C. Conveyor Belt (Figure 4-2)
Figure 4-1. Oven Cooling Fans
Everyday, just after starting the oven, stand at the unloading end of the conveyor, and with a brush, remove food particles (crumbs, etc.) clinging to the conveyor belt, brushing them into the crumb pan.
Figure 4-2. Conveyor Belt and
Crumb Pan Cleaning
28
Page 33
SECTION 4
MAINTENANCE
II. MAINTENANCE - MONTHLY
NOTE: The oven interior may require cleaning more than once a month depending on the volume of baking. To clean the interior, you have to disassemble some parts of the oven.
When cleaning your Series PS536ES Oven note the following:
PRECAUTIONS-
1. Do not use excessive water or saturation of oven insulation will occur.
2. Do not use a caustic oven cleaner or the aluminized finger manifold surfaces will be severely damaged.
When cleaning your oven, first remove all heavy debris with a vacuum cleaner. Use a damp cloth for light cleaning. For heavier cleaning of baked on grease and carbon
deposits use a non-caustic cleaner that will not react with the aluminized finger manifold surfaces.
You can order non-caustic cleaner from your local autho­rized Middleby Marshall Parts Distributor in the quantities listed below:
Part # Quantity
27170-0244 Case of Quarts (6)
27170-0246 Case of Gallons (4)
A. Removing Conveyor From Oven For Cleaning
1. Remove crumb pans as shown in Figure 4-2.
2. Remove upper and lower end plugs from each end of oven by removing the two wing screws from each end plug.
3. Remove the conveyor end stop and the conveyor rear stop (Figure 4-3).
Figure 4-3.
29
Page 34
SECTION 4 MAINTENANCE
4. Remove conveyor drive chain cover as shown.
5. Remove tension from drive chain by lifting and pushing the conveyor slightly into the oven. Remove drive chain from conveyor drive sprocket as shown.
NOTE: The split belt conveyor assembly can only be removed from the drive end of the oven.
6. Begin sliding conveyor out of the oven as shown.
Figure 4-4.
Figure 4-5.
Figure 4-7.
7. Continue sliding the conveyor completely out of the oven, fold it in half and then place it to the side for cleaning. Be careful not to bump drive sprocket while handling conveyor or damage may result to drive shaft.
Figure 4-8.
CAUTION
Figure 4-6.
Be careful not to bump the drive sprocket while
handling the conveyor, to avoid damaging the
drive shaft.
30
Page 35
B. Air Fingers Disassembly For Cleaning
1. As the air fingers are removed use a felt pen to mark all parts of the fingers. This includes the finger manifold, inner plate and the outer plate (refer to Figure 1-9). If a blank or choke plate is used, mark that plate also. Fingers are marked in the order shown; as viewed from the front of the oven. (The marks for an upper oven should be preceded with a “U”, example UB1, UT2, etc.)
T1 T2 T3 T4
B1 B2 B3 B4
Standard Fingers
2. Slide blank plates straight out.
SECTION 4
MAINTENANCE
Figure 4-10.
4. With air fingers out, place them in an upright position to remove the outer plate.
Figure 4-9.
3. Remove air fingers.
NOTE: Some oven users require a custom finger arrange­ment where the quantity of air fingers may vary.
You can remove top and bottom fingers and blank plates from each or either end. It is highly recommended that each finger be marked before removing so it is placed in exactly the same position when reassembled (refer to step 1).
5. Gently step o the lip of the finger and pull the outer plate off.
Remove the air fingers, pull the finger at the back side - pull straight out.
Figure 4-11.
31
Page 36
SECTION 4 MAINTENANCE
6. To remove the inner plate, pull the plate out and then up.
Figure 4-12.
7. The outer finger plate is stainless and may be cleaned by either soaking in a hot, strong detergent solution or using a caustic cleaner. The conveyor belt can also be cleaned in the same way.
D. Reassembly of Air Fingers
1. Air fingers are made up of one inner plate, one outer plate and the finger housing manifold. Be sure to match up the markings (T1, T2, T3, etc.) on all the parts of the air fingers as you are reassembling.
Figure 4-15.
2. Reassemble the inner plate. Keep your fingers clear so you won’t pinch them. The inner plate of a finger will only go in one way because of its design.
Figure 4-13. Standard Lower Finger
3. Replace the outer plate by placing your hands flat on the top of the plate and pushing down. Keep your fingers clear so you won’t pinch them.
Figure 4-16.
Figure 4-14. Standard Upper Finger
C. Cleaning the Window
The window can be cleaned in place.
32
Page 37
4. Replace the air fingers by pushing in at the back side. Remember to replace them according to the numbers marked on them when they were removed. They must go
back in the same way they came out.
SECTION 4
MAINTENANCE
IMPORTANT: Only M6 Fingers fit in the bottom row. All M3 and M1 finger cover plates have extended lips at front. This extended lip will not allow these fingers to be installed in the bottom row.
IMPORTANT: When inserting fingers the tab on the outer plate must be in the groove as shown in Figure 4-18. There is a blocking tab on the outside of the groove which will prevent inserting the finger in the groove if the outer plate is moved away from the flange of the finger manifold.
Figure 4-17.
Extended Lip
Flange of Finger Manifold
Tab on Outer Plate
Figure 4-18.
33
Tab on Outer Plate
Page 38
SECTION 4 MAINTENANCE
5. Install fingers and blank plates correctly with edges interlocked and no space between edges.
Top Finger
Tab on Outer Plate of Finger Located in Groove
Top Finger
Incorrect - Too Much Space
Blank Plate
Incorrect - Too Much Space
Blank Plate
Tab on Outer Plate of Finger Located in Groove
Top Finger
Tab on Outer Plate of Finger Located in Groove
Correct ­Edges Overlap Completely
Blank Plate
Figure 4-19.
34
Page 39
E. Reinstall End Plugs
1. Reinstall lower end plug. Be sure to tighten two wing screws on the end plug.
2. Reinstall conveyor.
3. Reinstall upper end plug. Be sure to tighten two wing screws on the end plug.
SECTION 4
MAINTENANCE
Figure 4-20.
Figure 4-21.
35
Page 40
SECTION 4 MAINTENANCE
F. Conveyor Reassembly Into Oven
1. Lift conveyor and position it in oven as shown.
NOTE: Conveyor assembly may be inserted into either end of oven. If it is to be installed from the non-drive end of the oven the drive sprocket assembly must be removed as shown in conveyor disassembly section.
NOTE: Split belt conveyors can only be inserted from the drive end of the oven.
G. Checking Conveyor Belt Tension
WARNING
Oven conveyor belt must be cool when adjusting belt. Do not adjust belt if HOT.
1. With the conveyor assembly in the oven, stand at one end of conveyor and check tension by lifting the conveyor belt at the center of the oven chamber opening. The belt should not lift higher that 3 to 4 (75mm to 102mm).
2. Adjust conveyor belt tension screws (located on left end of oven) for the 3 to 4 (75mm to 102mm) deflection as shown in Figure 4-26. If there is proper tension, proceed to “J. Attaching Drive Chain”. If belt is still too loose, continue to step 3 below.
3. If conveyor belt is still not under proper tension, an entire link must be removed. Use the following procedure “H. Conveyor Belt Link Removal” to remove a link. If conveyor belt is under proper tension proceed directly to “J. Attaching Drive Chain”.
Figure 4-22.
2. Reinstall the conveyor rear stop. Reinstall the con­veyor end stop.
Conveyor Rear Stop
Middleby
Conveyor End Stop
Marshall
Figure 4-23.
Figure 4-24.
36
Page 41
SECTION 4
MAINTENANCE
H. Conveyor Belt Link Removal
1. Using long nose pliers, an entire link can be removed with the conveyor assembly either in or out of the oven. Position master links at end of conveyor as shown in Figure 4-25.
Master Links
Figure 4-25.
4. Unhook the link to be removed.
5. Pull up on the belt link section and remove. Do not discard the link removed as it may be used for making spare master links.
NOTE: If a section of the conveyor belt is being replaced it should be done now. Remove the links that need replacing and use the section of conveyor belt furnished in your installation kit to replace them.
2. Using long nose pliers, unhook master links at left end of conveyor as shown in Figure 4-26.
Figure 4-26.
3. Remove the outside master links on the right and left sides of the conveyor belt as shown in Figure 4-27.
Figure 4-28.
NOTE: Before connecting the inside master links, notice
that these links have a correct position (Figure 4-29). The link at the right is in the correct (horns up) position for inserting into the conveyor belt. The horns facing down are in the incorrect position.
Correct Position
Incorrect Position
Figure 4-29.
Figure 4-27.
37
Page 42
SECTION 4 MAINTENANCE
6. Reconnect the inside master links (Figure 4-30.)
Figure 4-30.
NOTE: The outside master links have right and left sides
to them. The right edge master link has an open hook facing you as shown in Figure 4-31. This will match up with the outer edges of the conveyor belt. Remember this hook travels backwards on the conveyor.
Direction of travel
I. Replacing Conveyor Belt
If a section of the conveyor belt needs replacing it can be done with the conveyor assembly either in or out of the oven. The section of the conveyor belt furnished with the oven in the installation kit may then be used to replace a section. Follow the preceding procedure H. Conveyor belt link removal which outlines the disassembly procedure.
J. Attaching Drive Chain
1. If drive sprocket assembly was removed reassemble it into the conveyor drive shaft. Be sure flat on end of drive shaft aligns with set screw in conveyor shaft collar. Once in place tighten 3/32 set screw.
2. Lift conveyor and install drive chain to conveyor drive sprocket and motor sprocket.
Figure 4-31.
7. Reconnect the outside master links.
8. Replace all parts removed from the oven.
Figure 4-32.
Figure 4-33.
3. The angle plate located on the underside of the con­veyor must be against the lower end plug. This is true on both sides of oven.
Crumb Pan
Mounting
Bracket
Lower End Plug
Figure 4-34.
38
Page 43
SECTION 4
MAINTENANCE
4. Reassemble conveyor drive chain cover and then reassemble the bottom cover to the drive chain cover.
Install both upper end plugs.
Figure 4-35.
III. MAINTENANCE - EVERY 3 MONTHS
WARNING
Shut OFF all electrical power and lock/tag out the switch before attempting maintenance work.
Shut OFF gas supply to oven.
NOTE: It is recommended that the 3-month mainte­nance be performed by an authorized Middleby Marshall technician.
A. Cleaning the Blower/Fan Motor
To gain access to the blower/fan motor, open the control cabinet door by removing the three screws. Clean the motor, burner blower motor, the conveyor drive motor and the surrounding area, using either compressed air or CO2. Thoroughly blow out the motor compartment and vents inside the motor (Figure 4-38). Failure to do this can cause premature failure of blower fan motor.
CAUTION
Not cleaning the blower/fan motor properly can cause premature failure.
Figure 4-36.
39
Page 44
SECTION 4 MAINTENANCE
B. Electrical Terminals
Open the control cabinet door by removing the three screws from the control cabinet door. Tighten all electrical control terminal screws including the electrical contactor terminal screws as shown in Figure 4-37.
Figure 4-37.
C. Ventilation
Check that the air circulation throughout the oven is not blocked and is working properly.
Figure 4-38.
40
Page 45
SECTION 4
MAINTENANCE
D. Split-belt Conveyor Shaft Cleaning
It is very important that the split-belt conveyor drive and idler shafts are removed from the conveyor frame for cleaning and lubrication.
CAUTION
Use a turbine oil or light machine oil. DO NOT USE WD40 or similar product. These oils evaporate and cause the shafts to seize.
1. Perform the conveyor removal steps described in Monthly Maintenance, paragraph “A”. After the conveyor is removed, lay it on a flat surface.
2. Remove the two conveyor belts by disassembling the conveyor master links, as described in Monthly Mainte­nance, paragraph “H”. Then, remove the two conveyor belts by rolling them up.
3. Remove the conveyor adjustment bolts to allow the idler brackets to swing free.
4. Drop the idler shaft assembly clear of the frame through the front frame slot.
Figure 4-40.
5. Pull the front and rear shafts apart and apply oil to both the extended shaft and the interior of the hollow shaft. Using a rag, wipe oil off parts. Repeat until shafts are clean. Apply more oil to shafts then reassemble.
Figure 4-39.
Figure 4-41.
41
Page 46
SECTION 4 MAINTENANCE
6. Make sure bronze washer is in between the two halves.
Figure 4-42.
7. Place the idler shaft assembly back into place and reinstall the adjustment screws.
9. Loosen the split locking collar.
Figure 4-45.
10. Remove drive shafts by sliding to right then lifting the left side. Follow cleaning and lubricating procedures out­lined in Steps 4-6.
Figure 4-43.
8. Loosen the set screw on each conveyor drive sprocket and remove sprockets.
Figure 4-44.
Figure 4-46.
11. Reassemble conveyor drive shafts into frame, mak­ing sure nylon spacer is in place.
Figure 4-47.
42
Page 47
12. Slide shaft assembly to right side, holding assembly in place. Slide split locking collar to the left side and tighten.
13. Slide rear conveyor drive sprocket onto shaft. Tighten the set screw of this drive sprocket until it extends into the hole of the hollow shaft. It should NOT touch the inner, solid shaft. Check to see that only the rear shaft moves when the sprocket is turned. If both shafts move, you have tightened the set screw too tight. Loosen the set screw until only the rear shaft moves when the sprocket is turning.
14. Insert adaptor bushing into remaining drive sprocket then place onto shaft. Make sure nylon spacer is in place. Tighten set screw making sure screw goes through slot in adaptor bushing and locks onto shaft.
15. Thread conveyor belts back onto frame making sure the links will be traveling in the proper direction.
16. Follow conveyor reassembly instructions in Monthly Maintenance Paragraph “F”.
SECTION 4
MAINTENANCE
Figure 4-48.
NOTE: It is recommended that the 6 Month Maintenance
schedule be performed by a Middleby Marshall authorized service technician.
IV. MAINTENANCE - EVERY 6 MONTHS
A. Check brushes on D.C. conveyor motor, when worn to less than 1/10 (2.4mm), replace the brushes.
B. Clean and inspect the burner nozzle and electrode assembly. Also check your oven venting system.
C. Check conveyor shaft bushings and spacers. Replace them if they are worn. See Figure 6-5, Conveyor Exploded Drawing, items 15, 30 and 31 or Figure 6-6, Split Belt Conveyor, items 19, 23, 31, 35 and 36.
IMPORTANT NOTICES:
Installation of replacement parts requiring access to the interior of the oven is permitted only by an authorized service technician.
If there are any problems with the operation of the oven, the authorized service technician must be called.
Figure 4-49.
Figure 4-50.
It is suggested to obtain a service contract with a manufacturers authorized service technician.
Figure 4-51.
43
Page 48
SECTION 4 MAINTENANCE
KEY SPARE PARTS KIT
An oven can be purchased with a Key Spare Parts Kit (Figure 4-52). (The kit can be purchased when the oven is ordered, or later, from a Middleby Marshall Authorized Parts Distributor). The kit contains many of the crucial
12
6
9
10
7
parts that can reduce serious downtime and loss of production, if a failure occurs.
Replacement parts for this kit can be purchased from your Middleby Marshall Authorized Parts Distributor.
4
3
8
11
12
5
13
12, 13
14
15
16
ITEM QTY. P/N DESCRIPTION
1 1 47321 DIGITAL TEMPERATURE CONTROLLER
2 1 51067 CONVEYOR DRIVE MOTOR W/PICKUP ASSY.
3 2 30153 DRIVE MOTOR BRUSHES
4 1 37337 KIT, CONVEYOR SPEED CONTROLER
5 1 33984 KIT, THERMOCOUPLE 6
6 1 50517 BELT, BLOWER
7 1 44687 MOTOR, BLOWER, 208/230V, 1/2HP
8 1 33983 HIGH LIMIT CONTROL MODULE, 240V
9 1 36451 COOLING FAN (BACKWALL)
10 1 97525 COOLING FAN (CONTROL COMPARTMENT)
11 1 37498 AIR SWITCH
12 2 44914 CONTROLLER, POWER 208V/240V
13 2 44568 CONTROLLER, POWER 380V/480V
14 1 58238 HEATER 208V 17kW
15 1 50232 HEATER 240V 17kW
16 1 50587 HEATER 380V 17kW
17 1 50589 HEATER 480V 17kW
14, 15, 16, 17
17
44
Page 49
SECTION 5
TROUBLESHOOTING
SECTION 5
TROUBLESHOOTING
PROBLEM:
PRODUCTS ARE OVERCOOKED
OR UNDERCOOKED
Check for correct
setting of conveyor
speed control.
Set the conveyor speed
control at correct setting.
Verify the food
preparation process.
If products still cook incorrectly,
call your Middleby Marshall
Service Agency.
setting on tempera-
Check for correct
ture controller.
Turn temperature
control to correct
setting.
PROBLEM:
OVEN BLOWER AND CONVEYOR OPER-
ATE, YET THE OVEN IS NOT HEATING
Reset the temperature controller
to a new setting (above 200°F),
after turning the BLOWER/HEAT
switch to off for 30 seconds.
Start the oven again. If the oven still does not
heat, call your Middleby Marshall Service Agency.
PROBLEM:
CONVEYOR WILL NOT HOLD PROPER
SPEED OR WILL NOT RUN AT ALL
Check whether the conveyor is jammed on something in oven.
PROBLEM:
OVEN DOES NOT HEAT
Check to see if both BLOWER/ HEAT switch are in the “ON” or
“I” position.
If oven does not heat, call your
Middleby Marshall Service Agency.
PROBLEM:
BLOWER MOTOR IS RUNNING, YET LITTLE
OR NO AIR BLOWS FROM AIR FINGERS
Air fingers reassembled incorrectly,
after cleaning.
Assemble air fingers correctly, after cleaning.
Refer to Section 4 procedure, or call your
Middleby Marshall Service Agency.
Check for proper tension of conveyor drive
chain and conveyor belt. Refer to Section 4 for
correct procedure.
Check that the conveyor
drive sprocket is tight.
If conveyor still does not run correctly, contact
your Middleby Marshall Service Agency.
PROBLEM:
OVEN DOES NOT TURN ON WHEN ITS
SWITCHES ARE TURNED ON
Check that all electric supply switches are set to
the “ON” or “I” position. Then, start the oven.
If oven still will not start, contact your Middleby
Marshall Service Agency.
45
Page 50
SECTION 5 TROUBLESHOOTING
NOTES
46
Page 51
SECTION 6 - PARTS LIST
SECTION 6
PARTS LIST
ENGLISH
47
Page 52
SECTION 6 PARTS LIST
ENGLISH
48
Page 53
SECTION 6
PARTS LIST
ENGLISH
OVEN PANELS, WINDOW AND LEGS
1 2 A30241 NUT, 1/4-20 18-8 NYL INS L/N
2 2 A27750 WASHER, FLAT .531X1.00X.062
3 2 30927 BUMPER, WINDOW
4 1 51210 BRKT, WINDOW HINGE & STOP LEFT
5 1 51211 BRKT, WINDOW HINGE & STOP RIGHT
6 1 51087 WLDMT, GLASS FRAME WINDOW
7 1 M10092 HANDLE, WINDOW
8 1 M1115 BRACKET, LT WINDOW HANDLE
9 1 M1116 BRACKET, RT WINDOW HANDLE
10 1 45739 NAMEPLATE, MM
ITEM QTY. P/N DESCRIPTION
11 1 48605 PANEL,ROOF
12 4 21256-0008 SCR,10-32X3/8 18-8 SL TRUS S
13 8 48640 ASSY, END PLUG MOUNTING PS536
14 16 21296-0005 SCR, HX WSHHD 12-14X3/4 SS BSD
15 2 50161 ASSY, END PLUG TOP PS536
16 2 42771 SLIDE, OUTER SIDE PS536
17 16 36452 NUT, WING-PLASTIC 1/4-20
18 2 48622 ASSY, END PLUG PS536
19 32 21416-0001 WASHER, FLAT SS 3/8
49
20 32 2001805 WASHER, LOCK 3/8M 18-8 REG
21 32 220373 SCR, HH 3/8-16X1 SST
22 1 42893 WLDMT, BASE
23 4 42890 WLDMT, LEG 17.56
24 1 46393 BOTTOM, CART
25 2 22290-0009 CASTER, SWVL W/BRAKE FLAT PLATE
26 2 22290-0010 CASTER, SWVL FLAT PLATE
27 4 44799 WLDMT, LEG 6"
Page 54
SECTION 6 PARTS LIST
ENGLISH
50
Page 55
SECTION 6
PARTS LIST
ENGLISH
CONTROL PANEL
1 1 48635 BREAKER, CIRCUIT 240V 0.3A
2 2 46831 BREAKER, CIRCUIT 240V 8A
3 1 28021-0047 SWITCH, INTLCK 10A NO2P
ITEM QTY. P/N DESCRIPTION
4 2 45036 BREAKER, CIRCUIT 240V 3A
5 1 33983 CNTRL, ELEC HI-LIMIT 240V
6 1 33813 FILTER, RFI TYPE F1780DD20
7 1 OR 2 3002757 MOTOR, CONVEYOR DRIVE
8 1 31504 TFMR, 230V(P) / 120V(S) 200VA
9 1 50610 SWITCH, AIR .16 IN. WC
10 1 44390 BLOCK, TERM 600V 50A 3 POLE
11 1 35145 SWITCH, PB MOLVENO 250V
12 1 97525 FAN, 230V
13 1 OR 2 37337 KIT, CONVEYOR SPEED CONTROLLER P WITH DIGITAL DISPLAY (INC. ITEM
13A)
14 1 50990 CONTROL, COMBO 4-20MA, BURST
15 3 44696 SWITCH, ROTARY & MTG ADAPTOR
16 3 44697 BLOCK, CONTACT
17 1 28041-0011 CONTACTOR, 208/240V
13A 1 OR 2 37503 DIGITAL DISPLAY ONLY
18 2 33363 END, STOP ENTRELEC
51
Page 56
SECTION 6 PARTS LIST
ENGLISH
52
Page 57
(50260) WITH BUSHING (50259)
SECTION 6
PARTS LIST
ENGLISH
11 4 A11687 SCREW, HEX CAP HEAD 5/16"-18 X 7/8"
12 4 B301A8847 FLAT WASHER, 5/16"
13 4 A3682 LOCK WASHER, 5/16"
14 1 50256 KIT, RPM, (50/60Hz) CONTAINS SHEAVE
ITEM QTY. P/N DESCRIPTION
15 1 50224 PULLEY, BLOWER SHAFT
BLOWER AND SHROUD
REAR OF OVEN)
OF OVEN)
16 1 50517 BELT, (50/60Hz)
17 1 28021-0061 SAFETY SWITCH
18 1 47633 BACK WALL
GREASE
19 1 36451 COOLING FAN
20 1 31497 FINGER GUARD, COOLING FAN
1 2 42951 INLET RING
ITEM QTY. P/N DESCRIPTION
2a 1 42752 BLOWER WHEEL, RIGHT (VIEWED FROM
3 2 42999 RETAINER, TEFLON SEAL
4 2 35121-0045 TEFLON SEAL
2b 1 42753 BLOWER WHEEL, LEFT (VIEWED FROM REAR
5 2 22072-0025 BEARING, 5/8" BORE WITH STANDARD
6 2 50160 GASKET, BEARING
7 2 50151 BLOWER SHAFT
8 1 44748 COUPLING, BLOWER SHAFT
-- -- 17110-0015 GREASE, MM STANDARD CARTRIDGE
9 1 44687 MOTOR, BLOWER, 208/230V, 1/2HP
10 1 44688 PLATE, MOTOR MOUNTING
53
Page 58
SECTION 6 PARTS LIST
ENGLISH
54
Page 59
OPT.
(OPT.
OPT. ON 60" & 56")
SECTION 6
PARTS LIST
ASSEMBLY, CONVEYOR MO-
- - - - >
51067
< - - - -
P/N - 60" P/N - 56" P/N - 76"
23 1
ITEM QTY. CONVEYOR CONVEYOR CONVEYOR DESCRIPTION
CONVEYOR
PICKUP
TOR AND PICKUP (INC. ITEM 23a)
SPROCKET, CONVEYOR DRIVE
MOTOR, 20T (STANDARD)
SPROCKET, CONVEYOR DRIVE
SHAFT, 20T
ITEM 26a)
- - - - >
- - - - >
- - - - >
50163
34128
22159-0003
< - - - -
< - - - -
< - - - -
25 1
23a 1
24a 1
26 1 50050 50050 50052 ASSEMBLY, DRIVE CHAIN (INC.
MASTER LINK, DRIVE CHAIN
CONTROLS
OVENS WITH LEFT-SIDE
OVENS WITH RIGHT-SIDE
- - - - >
3101212
< - - - -
26a 1
27a 1 48851 48851 50029 ASSEMBLY, CHAIN COVER-FOR
CONTROLS
27b 1 <--- Not available ---> ASSEMBLY, CHAIN COVER-FOR
28a 1 50057 50055 50059 BELT, CONVEYOR, 18"/457mm,
STANDARD
HIGH SPEED
29a 1 48707 48706 48708 CRUMB PAN, DRIVE SIDE
28b 1 50057 50055 50059 BELT, CONVEYOR, 18"/457mm,
VEYOR,
30 1 50044 50044 50044 END STOP (STD. ON 76" CON-
29b 1 48707 48707 48708 CRUMB PAN, IDLER SIDE
60" & 56" CONVEYORS,
ON 76")
ON ALL CONVEYORS)
31a 1 50040 50040 50040 EXIT TRAY, 8"/203mm (STD. ON
31b 1 50023 50023 50023 EXIT TRAY, 20"/508mm
32 1 50235 50235 50235 PLATE MOTOR COVER ASSY
ENGLISH
ASSEMBLY, STANDARD DRIVE
- - - - >
48797
< - - - -
P/N - 60" P/N - 56" P/N - 76"
1 1 48847 48847 48790 FRAME, DRIVE SIDE
21
ITEM QTY. CONVEYOR CONVEYOR CONVEYOR DESCRIPTION
DRIVE SHAFT
SPROCKET, CONV. BELT
SPACER
BUSHING, BRONZE 5/8" I.D.
SHAFT (INC. ITEMS 3-8)
- - - - >
- - - - >
- - - - >
- - - - >
48781
< - - - -
31
43275
22229-0003
< - - - -
44
22034-0003
< - - - -
< - - - -
52
62
SPACER, NYLON
BRACKET, DRIVE SUPPORT
- - - - >
- - - - >
49972
35000-1080
< - - - -
< - - - -
82
72
DRIVE SHAFT
ASSEMBLY, HIGH SPEED DRIVE
SHAFT (INC. ITEMS 10-11)
- - - - >
- - - - >
48782
48781
< - - - -
< - - - -
91
10 1
SPROCKET, CONV. BELT
FLANGE BEARING (HIGH SPEED
ONLY)
- - - - >
- - - - >
45377
22229-0003
< - - - -
< - - - -
11 4
13 1 48746 48784 48795 FRAME, IDLER SIDE
12 2
IDLER SHAFT
ITEMS 15-19)
- - - - >
48779
< - - - -
14 1 48780 50032 48780 ASSEMBLY, IDLER SHAFT (INC.
15 1
55
SPROCKET, CONV. BELT
BUSHING, BRONZE 5/8" I.D.
- - - - >
- - - - >
22229-0003
22034-0003
< - - - -
< - - - -
16 4
17 2
BRACKET, IDLER SUPPORT
- - - - >
35900-0020
< - - - -
19 2
18 2 37000-0413 50033 37000-0413 BRACKET, IDLER ADJUSTMT.
20 2 35000-1008 50028 35000-1008 SCREW, IDLER ADJUSTMENT
PIVOT PLATE
LOCKNUT, HEX 3/8"-16 SS
- - - - >
- - - - >
35900-0398
21176-0002
< - - - -
< - - - -
21 2
22 4
Page 60
SECTION 6 PARTS LIST
ENGLISH
56
Page 61
OPT.
(OPT.
OPT. ON 60" & 56")
SECTION 6
PARTS LIST
PICKUP
ASSEMBLY, CONVEYOR MO-
TOR AND PICKUP (INC. ITEM 23a)
- - - - >
51067
< - - - -
P/N - 60" P/N - 56" P/N - 76"
23 2
ITEM QTY. CONVEYOR CONVEYOR CONVEYOR DESCRIPTION
SPROCKET, CONVEYOR DRIVE
MOTOR, 20T (STANDARD)
- - - - >
- - - - >
50163
34128
< - - - -
< - - - -
24 2
23a 1
SPROCKET, CONVEYOR DRIVE
SHAFT, 20T (STANDARD AND
HIGH SPEED)
- - - - >
22159-0003
< - - - -
25 2
BELT (LONG - INC. ITEM 27c)
FRONT BELT (SHORT - INC. ITEM
27c)
26 1 < - - - - 35900-0023 - - - - > BUSHING, DRIVE SPROCKET
27a 1 50050 50050 50053 ASSEMBLY, DRIVE CHAIN, REAR
27b 1 50051 50051 50052 ASSEMBLY, DRIVE CHAIN,
MASTER LINK, DRIVE CHAIN
STANDARD
HIGH SPEED
- - - - >
3101212
< - - - -
28 1 48851 48851 50029 ASSEMBLY, CHAIN COVER
27c 1
29a 2 50056 50054 50058 BELT, CONVEYOR, 9"/229mm,
30a 1 48707 48707 48708 CRUMB PAN, DRIVE SIDE
29b 2 50056 50054 50058 BELT, CONVEYOR, 9"/229mm,
60" & 56" CONVEYORS,
VEYOR,
31 50044 50044 50044 END STOP (STD. ON 76" CON-
30b 1 48707 48706 48708 CRUMB PAN, IDLER SIDE
ON 76")
ON ALL CONVEYORS)
32a 1 50040 50040 50040 EXIT TRAY, 8"/203mm (STD. ON
32b 1 50023 50023 50023 EXIT TRAY, 20"/508mm
ENGLISH
SPLIT BELT CONVEYOR
SPLIT DRIVE SHAFT - MAIN
SPLIT DRIVE SHAFT - SLEEVE
FLAT WASHER, BRONZE
ASSEMBLY, SPLIT DRIVE
SHAFT, STANDARD AND HIGH
SPEED (INC. ITEMS 3-6)
- - - - >
48759
< - - - -
P/N - 60" P/N - 56" P/N - 76"
1 1 48847 48847 48790 FRAME, DRIVE SIDE
21
ITEM QTY. CONVEYOR CONVEYOR CONVEYOR DESCRIPTION
- - - - >
- - - - >
- - - - >
49969
21415-0001
< - - - -
31
< - - - -
4 1 < - - - - 48837
51
SPROCKET, CONV. BELT
SPACER (STANDARD ONLY)
BUSHING, BRONZE 5/8" I.D.
(STANDARD ONLY)
BRACKET, DRIVE SUPPORT
(STANDARD ONLY)
- - - - >
- - - - >
- - - - >
- - - - >
43275
22229-0003
< - - - -
< - - - -
64
72
49972
22034-0003
< - - - -
< - - - -
82
92
SPLIT IDLER SHAFT - MAIN
SPLIT IDLER SHAFT - SLEEVE
FLAT WASHER, BRONZE
FLANGE BEARING (HIGH SPEED
ONLY)
- - - - >
45377
< - - - -
10 2
(INC. ITEMS 13-19)
- - - - >
- - - - >
- - - - >
49968
21415-0001
< - - - -
11 1 48746 48784 48795 FRAME, IDLER SIDE
12 1 48769 50035 48769 ASSEMBLY, SPLIT IDLER SHAFT
13 1
14 1 < - - - - 48778
< - - - -
15 1
SPROCKET, CONV. BELT
BUSHING, BRONZE 5/8" I.D.
- - - - >
- - - - >
22229-0003
22034-0003
< - - - -
< - - - -
16 4
17 2
BRACKET, IDLER SUPPORT
- - - - >
35900-0020
< - - - -
19 2
18 2 37000-0413 50033 37000-0413 BRACKET, IDLER ADJUSTMT.
20 2 35000-1008 50028 35000-1008 SCREW, IDLER ADJUSTMENT
PIVOT PLATE
LOCKNUT, HEX 3/8"-16 SS
- - - - >
- - - - >
48755
21176-0002
< - - - -
< - - - -
21 2
22 4
57
Page 62
SECTION 6 PARTS LIST
ENGLISH
ELEMENT
58
Page 63
SECTION 6
PARTS LIST
ENGLISH
MACHINERY COMPARTMENT
1 2 44914 CONTROLLER, PS555EL 208-240V
1 2 44568 CONTROLLER, PS555EL 380-480V
2 1 58238 WLDMT, HTG ELE 208V 17KW 536ES
2 1 50232 WLDMT, HTG ELE 240V 17KW 536ES
2 1 50587 WLDMT, HTG ELE 380V 17KW 536ES
2 1 50589 WLDMT, HTG ELE 480V 17KW 536ES
3 2 27480-0001 BLOCK, POWER DIST 2POLES 600V
ITEM QTY. P/N DESCRIPTION
4 1 31589 LUG, TERM LUG-CU/AL 14-2AWG
5 2 45019 BREAKER, CKT 480VAC 63A 3POLE
6 6 33363 END, STOP ENTRELEC
7 2 44549 CONTACTOR, 230V AC COIL 85A
8 1 28021-0047 SWITCH, INTLCK 10A NO2P
9 1 33812-1 TC, TYPE “J” SHIELDED 6.00X120”
59
Page 64
SECTION 6 PARTS LIST
ENGLISH
NOTES
60
Page 65
ELECTRICAL SCHEMATICS
SECTION 7
ELECTRICAL SCHEMATICS
SECTION 7
BROWN
C1,5
143
L1
101
LINIE
LINE
"
PLACA DE CIRCUITOSDEL FILTRO
CARTE DEFILTRAGE
FUNKENSTROFILTER
RFI-FILTER
103
COM1
NO1
105
C2,7
COM1
NO1
C2,8
107
COM1COM2
NO1
109
208-240V
50/60 HZ
55
BLUE
C2,3
C1,4
255
L2
10
200
LINEA
LIGNE
LOAD
CARGA
LAST
CHARGE
202
COM2
NO2
LS1
"
204
FRNT CNTRL HSG SWITCH
INTERRUPTOR DEL COMPARTIMENTO DE CONTROL DELANTERO
INTERRUPTEUR DU PANNEAU DE COMMANDE AVANT
VORDERER STEUERGEHAUSESCHALTER
C2,9
COM2
"
NO2
LS2
v
L.H DOOR SWITCH
LINKE SEITE TURSCHALTER
COTE GAUCHE COMMUTATEUR
C2,6
206
NO2
LS3
MOTOR COVER SWITCH
N.O. HELD CLOSE
MONITORABDECKUNGSSCHALTER
208
210
CB1-3A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
214
222
TB1
KLEMMLEISTE
BLOQUE DE
TERMINALES
L3
L2
L1
501
402
"
TERRE
VERDE
GRD
GRUN
C2,12
C2,4
C2,5
228
157
248
..
"
GRUN ERDUNGSANSCHLUSS
VERDE LENGUETA
GROUND LUG
TERRE PATTE
224
131
212
CB2-8A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
210
VERROUILLAGE PORTE
LADO IZQUIERDO
INTERRUPTOR PUERTA
NORMAL OFFEN, GESCHLOSSEN GEHALTEN
INTERRUPTEUR SUR COUVERCLE DE MOTEUR
NORMALEMENT OUVERT, MAINTENU FEME
INTERRUPTOR DE LA CUBIERTA DEL MOTOR
N.A. SE MAINTIENE CERRADO
XFMR 230/115 0.2 KVA
..
"
GROUND LUG
GRUN ERDUNGSANSCHLUSS
TERRE PATTE
404
503
C1,12
280
"
v
CONTACTOR
SCHALTSCHUTZ
CONTROLEUR
CONTROLADOR
CIRCUIT BREAKER
TRENNSCHALTERS
109
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
119
LINEA
LIGNE
LINIE
H1
LINE
LOAD
LAST
X2
TRANSFORMATEUR
TRANSFORMADOR
CHARGE
TRANSFORMATOR
CARGA
151
INTERRUPTOR DE TRANSPORTADOR
COMMUTATEUR CONVOYEUR
LAUFBANDSSCHALTER
CONVEYOR SWITCH
VERDE LENGUETA
301
301
404
503
A2A1
113
CB4-8A
DISJONCTEUR
DISYUNTOR
111
CB3-3A
DISYUNTOR
115
216
H4
X1
232
43
234
58214E
POWER RELAY
EIN/AUS RELAISS
PUISSANCE RELAIS
RELE DE ENCENDIDO
610
10 AWG
5
6
302
4
3
406
1
2
505
CB8-63A
DISYUNTOR DISJONCTEUR TRENNSCHALTERS CIRCUIT BREAKER
A1T3
A2
C3
602
L3L2
603
304
416
515
10 AWG10 AWG
306
T2
418
T1
L1
517
SSR2
CONTROLADOR CONTROLEUR
v
SCHALTSCHUTZ
"
CONTACTOR
606
607
5
3
1
604
DISYUNTOR DISJONCTEUR TRENNSCHALTERS CIRCUIT BREAKER
T4T3T2T1
6
4
2
CB7-63A
A2
BLU
603
303
408
507
222
BRN
602
A1
A2
C2
L3
T3
305
T2
L2
410
T1
L1
509
SSR1
CONTROLADOR CONTROLEUR
v
SCHALTSCHUTZ
"
CONTACTOR
M2
L1 L2 L3 L4
133
M
"
M1
GEBLASE MOTOREN
MOTEUR DE
REFROIDISSEMENT
MOTOR DE VENTILADOR
BLOWER MOTOR
135
VENTILATOR-SPOLPADO INTERRUPTOR DE
COMMUTATEUR VENTILATEUR
GEBLASESCHALTER
34
"
BLOWER SWITCH
121
256
214
"
FAN
GEBLASE
133
FAN
VENTILATEUR
VENTILADOR
228
238
AIR SWITCH
INTERRUPTOR DE AIRE
INTERRUPTEUR D'AIR
LUFTSCHALTER
GRDGRD
218
220
TB3
KLEMMLEISTE
BLOQUE DE
TERMINALES
139
137
NC
NO
135
115
119
216
COM
L1
L2
218
137
149
280
248
GRUN"TERRE
10 AWG
157
VERDE
VERDE
TERRE"GRUN
RESET
REINIT
252
10 AWG
610
127
125
"
THERMOCOUPLE
THERMOFUHLER
ROT
RED
RED
ROT
REPOSIEION
TC+
254
POWER RELAY
606
7+
SSR2
1
23
605
7+
GRD
SSR1
123
613
EIN/AUS RELAISS
PUISSANCE RELAIS
RELE DE ENCENDIDO
16G
15
14
13
129
12
11
10
9
"
THERMOEOOPLE TYPE J
TERMOPAR TIPO J
ROJO
ROUGE
WHITE
WEISS
BLANC
BLANCO
BLANCO
BLANC
WEISS
WHITE
ROUGE
ROJO
T2
TC-
220
RESET SWITCH
INTERRUPTOR DE REAJUSTE
BOUTON DE COMMANDE
DE REMISE EN MARCHE
RUCKSTELLSCHALTER
605
611
8-
GRD
10 AWG
308
4
420
65
X3
519
310
Z4
X4Y3Y4 Z3
"
v v
HEATING ELEMENTS
HEIZGERATE
COTE GAUCHE
CALENTADORES
422
521
HEATER VOLTAGE
(SEE CHART)
612
607
8-
654
10 AWG
307
412
X1
511
309
Z2
414
X2Y2Y1 Z1
"
HEATING ELEMENTS
HEIZGERATE
COTE GAUCHE
CALENTADORES
513
C1,6
149
614
280
4
3
HEAT SWITCH
INTERRUPTOR DE CALENTAMIENTO
COMMUTATEUR DE CHUFFAGE
HEIZUNGSSCHALTER
WHITE
ROJO
ROJO
WHITE
AC
CB6-0.3A
AC
151
234
CB5-0.3A
263
C1,1
BLANCO
BLANC
WEISS
260
WEISS
BLANC
BLANCO
C1,3
256
5V5V
COUNT
COM
AC
BLANCO
BLANC
WEISS
RED
WHITE
BLACK
SCHWARTZ
NOIR
NEGRO
ROT
ROUGE
ROJO
CAPTADOR
CAPTEUR
AUFNEHMER
PICK UP
"
BENUTZT NUR MIT GERTENNTER LAUFBAND
POUR LES FOURS A TAPIS JUMEAUX EXCLUSIVEMENT
PARA USAR SOLO EN APLICACIONES DE BANDA
FOR SPLIT BELT APPLICATION ONLY
COUNT
COM
AC
WEISS
BLANC
BLANCO
WHITE
RED
ROJO
ROUGE
ROT
NEGRO
NOIR
SCHWARTZ
BLACK
AUFNEHMER
CAPTEUR
CAPTADOR
PICK UP
15
L1
L2
4
5
6
-7
+8
THERMOSTATO TEMPERATURE CONTROLEUR DE
TEMPERATURSCHALTER
TEMPERATURE CONTROL
CONVEYOR MOTOR
CONVEYOR MOTOR
THERMOCOUPLE"TERMOPAR TIPO J
THERMOEOOPLE TYPE J
131
THERMOFUHLER
224
RED
ROT
ROUGE
VERDE
TERRE"GRUN
GRDGRD
ROUGE
ROT
RED
GRUN"TERRE
VERDE
RED
ROT
ROUGE
ROJO
BLANCO
BLANC
WEISS
WHITE
T1
+ARM
-ARM
GESCHWINDIGKEITSKONTROLLE
REGULATION DE VITESSE
CONTROL DE VELOCIDAD
SPEED CONTROL
MOTOR DE CC DEL TRANSPORTADOR
MOTEUR DE TRANSPORTEUR CC
GLEICHSTROM-BANDMOTOR
NEGRO
NOIR
SCHWARTZ
BLACK
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
ROJO
ROUGE
ROT
RED
+ARM
-ARM
CONTROL DE VELOCIDAD
REGULATION DE VITESSE
GESCHWINDIGKEITSKONTROLLE
SPEED CONTROL
236
265
GLEICHSTROM-BANDMOTOR
MOTEUR DE TRANSPORTEUR CC
MOTOR DE CC DEL TRANSPORTADOR
BLACK
SCHWARTZ
NOIR
NEGRO
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
MM
RED
ROT
ROUGE
ROJO
Wiring Diagram, E208-240 50/60, 3PH 4W PS536ES
61
Page 66
SECTION 7 ELECTRICAL SCHEMATICS
BROWN
C1,5
143
L1
101
LINIE
LINE
"
FUNKENSTROFILTER
CARTE DEFILTRAGE
PLACA DE CIRCUITOSDEL FILTRO
RFI-FILTER
103
COM1COM2
NO1
105
C2,7
NO1
C2,8
107
COM1COM2
NO1
109
208-240V
50/60 HZ
LIGNE
LS1
LS2
LS3
CB1-3A
222
BLUE
C1,4
255
L2
200
LINEA
TB1
N
L2
L1
KLEMMLEISTE
BLOQUE DE
TERMINALES
425
613
525
625
"
RFI FILTER 1
FUNKENSTROFILTER 1
B
G
N
C
CARTE DEFILTRAGE 1
PLACA DE CARCUITOSDEL FILTRO 1
501
402
503
404
"
GRUN
VERDE
TERRE
GRD
55
C2,3
..
10
"
TERRE PATTE
VERDE LENGUETA
GRUN ERDUNGSANSCHLUSS
GROUND LUG
LOAD
LAST
CARGA
CHARGE
202
NO2
204
C2,9
COM2 COM1
NO2
C2,6
212
"
CB2-8A
210
FRNT CNTRL HSG SWITCH
VORDERER STEUERGEHAUSESCHALTER
INTERRUPTEUR DU PANNEAU DE COMMANDE AVANT
INTERRUPTOR DEL COMPARTIMENTO DE CONTROL DELANTERO
"
v
L.H DOOR SWITCH
LINKE SEITE TURSCHALTER
COTE GAUCHE COMMUTATEUR
VERROUILLAGE PORTE
LADO IZQUIERDO
INTERRUPTOR PUERTA
206
NO2
MOTOR COVER SWITCH
N.O. HELD CLOSE
MONITORABDECKUNGSSCHALTER
NORMAL OFFEN, GESCHLOSSEN GEHALTEN
INTERRUPTEUR SUR COUVERCLE DE MOTEUR
NORMALEMENT OUVERT, MAINTENU FEME
INTERRUPTOR DE LA CUBIERTA DEL MOTOR
208
N.A. SE MAINTIENE CERRADO
210
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
214
L3
325
A
301
C2,4
C2,5
248
CIRCUIT BREAKER
10 AWG
280
C1,12
C2,12
228
280
157
131
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
10 AWG
614
526
G
C
N
"
v
224
CONTACTOR
SCHALTSCHUTZ
109
TRANSFORMATEUR
TRANSFORMADOR
XFMR 230/115 0.2 KVA
TRANSFORMATOR
CONVEYOR SWITCH
..
"
TERRE PATTE
GRUN ERDUNGSANSCHLUSS
VERDE LENGUETA
GROUND LUG
426
326
"
B
A
RFI FILTER 2
FUNKENSTROFILTER 2
5
302
3
406
1
505
5
301
3
404
1
503
CONTROLEUR
CONTROLADOR
A2A1
L1 L2 L3 L4
113
CB4-8A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
111
CB3-3A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
115
119
216
LINEA
LIGNE
LINIE
H1
H4
LINE
LOAD
LAST
X1
X2
CHARGE
CARGA
232
151
43
LAUFBANDSSCHALTER
COMMUTATEUR CONVOYEUR
INTERRUPTOR DE TRANSPORTADOR
234
610
PLACA DE CARCUITOSDEL FILTRO 2
CARTE DEFILTRAGE 2
603
6
304
4
416
2
515
CB8-63A
DISYUNTOR DISJONCTEUR TRENNSCHALTERS CIRCUIT BREAKER
10 AWG10 AWG
BLU
603
604
6
303
4
408
2
507
CB7-63A
DISYUNTOR DISJONCTEUR TRENNSCHALTERS CIRCUIT BREAKER
T4T3T2T1
A2
133
135
121
149
133
FAN
"
VENTILATEUR
GEBLASE
"
"
222
M2
M1
238
FAN
VENTILADOR
135
115
119
216
58330D
POWER RELAY
EIN/AUS RELAISS
PUISSANCE RELAIS
RELE DE ENCENDIDO
606
605
611
8-
10 AWG
610
10 AWG
POWER RELAY
157
248
MOTOR DE VENTILADOR
34
VERDE
TERRE"GRUN
BLOQUE DE
TERMINALES
GRD GRD
GRUN"TERRE
VERDE
NO
COM
RESET
L2
REINIT
252
7+
SSR2
1
23
605
7+
SSR1
123
EIN/AUS RELAISS
PUISSANCE RELAIS
RELE DE ENCENDIDO
127
125
"
THERMOEOOPLE TYPE J
THERMOFUHLER
THERMOCOUPLE
RED
ROT
ROUGE
ROJO
ROJO
ROUGE
ROT
RED
REPOSIEION
TC-
TC+
254
220
GRD
612
GRD
613
614
16G
15
14
13
129
12
11
10
9
"
TERMOPAR TIPO J
BLANC
WEISS
WHITE
WHITE
WEISS
BLANC
T2
RUCKSTELLSCHALTER
BOUTON DE COMMANDE
DE REMISE EN MARCHE
RESET SWITCH
4
65
10 AWG
308
420
519
X3
310
Z4
422
X4Y3Y4 Z3
"
HEATING ELEMENTS
HEIZGERATE
COTE GAUCHE
CALENTADORES
521
HEATER VOLTAGE
(SEE CHART)
607
8-
307
10 AWG
654
412
X1
511
309
Z2
414
X2Y2Y1 Z1
"
vv
HEATING ELEMENTS
HEIZGERATE
COTE GAUCHE
CALENTADORES
513
C1,6
149
280
43
HEIZUNGSSCHALTER
COMMUTATEUR DE CHUFFAGE
INTERRUPTOR DE CALENTAMIENTO
BLANCO
BLACK
BLACK
NOIR
SCHWARTZ
SCHWARTZ
NOIR
COM
NEGRO
PICK UP
COM
NEGRO
PICK UP
263
260
256
COUNT
WHITE
WEISS
BLANC
AUFNEHMER
CAPTEUR
CAPTADOR
COUNT
WHITE
BLANC
WEISS
CAPTADOR
CAPTEUR
AUFNEHMER
BLANCO
BLANCO
C1,1
C1,3
5V5V
RED
RED
HEAT SWITCH
ROJO
ROUGE
ROT
ROT
ROUGE
ROJO
"
FOR SPLIT BELT APPLICATION ONLY
BENUTZT NUR MIT GERTENNTER LAUFBAND
PARA USAR SOLO EN APLICACIONES DE BANDA
POUR LES FOURS A TAPIS JUMEAUX EXCLUSIVEMENT
THERMOFUHLER
THERMOEOOPLE TYPE J
TERMOPAR TIPO J
THERMOCOUPLE
"
15
131
L1
224
L2
GRD
GRUN"TERRE
VERDE
WHITE
WEISS
BLANC
ROJO
ROUGE
ROT
4
5
6
-7
+8
THERMOSTATO TEMPERATURE CONTROLEUR DE
TEMPERATURSCHALTER
TEMPERATURE CONTROL
CONVEYOR MOTOR
GLEICHSTROM-BANDMOTOR
BLANCO BLANCO
CONVEYOR MOTOR
GLEICHSTROM-BANDMOTOR
INTERRUPTOR DE REAJUSTE
RED
GRD
VERDE
TERRE"GRUN
BLANCO
BLANC
WEISS
WHITE
RED
ROT
ROUGE
ROJO
ROJO
ROUGE
ROT
RED
WHITE
WEISS
BLANC
BLANCO
T1
+ARM
-ARM AC
AC
SPEED CONTROL
CONTROL DE VELOCIDAD
REGULATION DE VITESSE
GESCHWINDIGKEITSKONTROLLE
MOTEUR DE TRANSPORTEUR CC
MOTOR DE CC DEL TRANSPORTADOR
BLACK
SCHWARTZ
NOIR
NEGRO
CB6-0.3A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
RED
ROT
ROUGE
ROJO
+ARM
-ARM AC
AC
REGULATION DE VITESSE
CONTROL DE VELOCIDAD
236
265
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
ROJO
ROUGE
151
234
CB5-0.3A
SPEED CONTROL
GESCHWINDIGKEITSKONTROLLE
MOTOR DE CC DEL TRANSPORTADOR
MOTEUR DE TRANSPORTEUR CC
NEGRO
NOIR
SCHWARTZ
BLACK
MM
ROT
RED
Wiring Diagram, E380-480 50/60, 3PH 5W PS536ES
A1T3
A2
C3
602
L3L2
L1
v
T2
T1
SSR2
CONTROLADOR CONTROLEUR SCHALTSCHUTZ CONTACTOR
306
418
517
606
607
BRN
602
280
A1
A2
C2
L3
T3
305
T2
L2
410
T1
L1
509
SSR1
CONTROLADOR CONTROLEUR
v
SCHALTSCHUTZ CONTACTOR
M
"
MOTEUR DE
REFROIDISSEMENT
GEBLASE MOTOREN
BLOWER MOTOR
VENTILATOR-SPOLPADO INTERRUPTOR DE
COMMUTATEUR VENTILATEUR
GEBLASESCHALTER
"
BLOWER SWITCH
228
256
214
LUFTSCHALTER
INTERRUPTEUR D'AIR
INTERRUPTOR DE AIRE
AIR SWITCH
218
220
TB3
KLEMMLEISTE
139
137
NC
L1
218
137
62
Page 67
SECTION 7
ELECTRICAL SCHEMATICS
BROWN
C1,5
143
L1
101
LINIE
LINE
"
PLACA DE CIRCUITOSDEL FILTRO
CARTE DEFILTRAGE
FUNKENSTROFILTER
RFI-FILTER
103
COM1
NO1
105
C2,7
COM1
NO1
C2,8
107
COM1
NO1
109
208-240V
50/60 HZ
TB1
KLEMMLEISTE
BLOQUE DE
TERMINALES
N
L3
L2
L1
402
501
"
TERRE
VERDE
GRD
BLUE
C1,4
255
L2
200
LINEA
LIGNE
GRUN
C2,3
55
10
LOAD
CARGA
LAST
CHARGE
202
..
"
GRUN ERDUNGSANSCHLUSS
VERDE LENGUETA
GROUND LUG
TERRE PATTE
C2,5
C2,4
157
248
224
131
COM2
NO2
LS1
204
C2,9
NO2
LS2
212
"
CB2-8A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
210
FRNT CNTRL HSG SWITCH
INTERRUPTOR DEL COMPARTIMENTO DE CONTROL DELANTERO
INTERRUPTEUR DU PANNEAU DE COMMANDE AVANT
VORDERER STEUERGEHAUSESCHALTER
COM2
"
v
L.H DOOR SWITCH
LINKE SEITE TURSCHALTER
COTE GAUCHE COMMUTATEUR
VERROUILLAGE PORTE
LADO IZQUIERDO
INTERRUPTOR PUERTA
DISYUNTOR
C2,6
206
COM2
NO2
LS3
MOTOR COVER SWITCH
N.O. HELD CLOSE
MONITORABDECKUNGSSCHALTER
NORMAL OFFEN, GESCHLOSSEN GEHALTEN
INTERRUPTEUR SUR COUVERCLE DE MOTEUR
NORMALEMENT OUVERT, MAINTENU FEME
INTERRUPTOR DE LA CUBIERTA DEL MOTOR
208
N.A. SE MAINTIENE CERRADO
210
CB1-3A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
214
222
GROUND LUG
TERRE PATTE
404
503
C2,12
C1,12
280
228
"
v
CONTACTOR
SCHALTSCHUTZ
CONTROLEUR
CONTROLADOR
CIRCUIT BREAKER
CIRCUIT BREAKER
TRENNSCHALTERS
119
LINEA
LIGNE
LINIE
H1
LINE
LOAD
LAST
X2
TRANSFORMATEUR
TRANSFORMADOR
CHARGE
XFMR 230/115 0.2 KVA
TRANSFORMATOR
CARGA
151
COMMUTATEUR CONVOYEUR
LAUFBANDSSCHALTER
CONVEYOR SWITCH
..
"
VERDE LENGUETA
GRUN ERDUNGSANSCHLUSS
10 AWG
5
302
3
406
1
505
301
604
5
301
3
404
1
503
T4T3T2T1
A2A1
L1 L2 L3 L4
113
133
CB4-8A
135
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
111
109
121
CB3-3A
DISJONCTEUR
DISYUNTOR
115
216
H4
X1
232
43
INTERRUPTOR DE TRANSPORTADOR
234
6
4
2
CB8-63A
DISYUNTOR DISJONCTEUR TRENNSCHALTERS CIRCUIT BREAKER
6
4
2
CB7-63A
DISYUNTOR DISJONCTEUR TRENNSCHALTERS CIRCUIT BREAKER
A2
149
FAN
"
GEBLASE
610
603
304
416
515
603
303
408
507
M2
M1
133
FAN
VENTILATEUR
VENTILADOR
238
135
115
119
216
BLU
10 AWG 10 AWG
222
214
218
A2
L2 L3
L1
v
"
A2
L3
L2
L1
v
"
M
228
AIR SWITCH
220
C3
T3 A1
T2
T1
SSR2
CONTROLADOR CONTROLEUR SCHALTSCHUTZ CONTACTOR
606
607
602
A1
C2
T3
T2
T1
SSR1
CONTROLADOR CONTROLEUR SCHALTSCHUTZ CONTACTOR
"
GEBLASE MOTOREN
MOTEUR DE
BLOWER MOTOR
VENTILATOR-SPOLPADO INTERRUPTOR DE
COMMUTATEUR VENTILATEUR
GEBLASESCHALTER
"
BLOWER SWITCH
INTERRUPTOR DE AIRE
INTERRUPTEUR D'AIR
LUFTSCHALTER
139
137
NC
L1
218
602
306
418
517
BRN
280
305
410
509
10 AWG
248
REFROIDISSEMENT
MOTOR DE VENTILADOR
34
256
GRUN"TERRE
VERDE
GRDGRD
TB3
KLEMMLEISTE
BLOQUE DE
TERMINALES
VERDE
TERRE"GRUN
NO
COM
RESET
L2
137
10 AWG
610
157
127
125
THERMOCOUPLE
RED
RED
REINIT
REPOSIEION
252
SSR1
POWER RELAY
EIN/AUS RELAISS
PUISSANCE RELAIS
RELE DE ENCENDIDO
16G
15
14
13
12
11
10
9
"
THERMOFUHLER
THERMOEOOPLE TYPE J
TERMOPAR TIPO J
ROJO
ROUGE
ROT
ROT
ROUGE
ROJO
T2
TC-
TC+
254
220
RESET SWITCH
POWER RELAY
606
611
7+
GRD
SSR2
1
32
612
605
7+
GRD
321
613
614
15
L1
L2
4
129
5
6
-7
+8
"
WHITE
WEISS
BLANC
BLANCOBLANCO
BLANC
WEISS
WHITE
INTERRUPTOR DE REAJUSTE
BOUTON DE COMMANDE
DE REMISE EN MARCHE
RUCKSTELLSCHALTER
EIN/AUS RELAISS
PUISSANCE RELAIS
RELE DE ENCENDIDO
605
8-
10 AWG
308
4
56
Y3
420
X3
519
310
Z4
Z3Y4
X4
"
v v
HEATING ELEMENTS
HEIZGERATE
COTE GAUCHE
CALENTADORES
422
521
HEATER VOLTAGE
(SEE CHART)
607
8-
307
Y2
10 AWG
456
412
X1
511
309
Z2
Z1Y1
414
X2
"
HEATING ELEMENTS
HEIZGERATE
COTE GAUCHE
CALENTADORES
513
C1,6
149
280
43
HEAT SWITCH
INTERRUPTOR DE CALENTAMIENTO
COMMUTATEUR DE CHUFFAGE
HEIZUNGSSCHALTER
BLANC
WEISS
WHITE
WHITE
WEISS
BLANC
AC
AC
AC
AC
151
CB5-0.3A
BLANCO
BLANCO
BLACK
BLACK
SCHWARTZ
NOIR
NOIR
SCHWARTZ
COM
NEGRO
PICK UP
COM
NEGRO
PICK UP
COUNT
BLANC
WEISS
WHITE
CAPTADOR
CAPTEUR
AUFNEHMER
COUNT
WEISS
BLANC
WHITE
AUFNEHMER
CAPTEUR
CAPTADOR
263
260
256
5V5V
BLANCO
BLANCO
C1,1
C1,3
RED
ROT
ROUGE
ROJO
RED
ROJO
ROUGE
ROT
"
BENUTZT NUR MIT GERTENNTER LAUFBAND
FOR SPLIT BELT APPLICATION ONLY
POUR LES FOURS A TAPIS JUMEAUX EXCLUSIVEMENT
PARA USAR SOLO EN APLICACIONES DE BANDA
THERMOCOUPLE"TERMOPAR TIPO J
THERMOEOOPLE TYPE J
131
WHITE
THERMOSTATO TEMPERATURE CONTROLEUR DE
TEMPERATURSCHALTER
TEMPERATURE CONTROL
MOTEUR DE TRANSPORTEUR CC
GLEICHSTROM-BANDMOTOR
CONVEYOR MOTOR
GLEICHSTROM-BANDMOTOR
MOTEUR DE TRANSPORTEUR CC
CONVEYOR MOTOR
THERMOFUHLER
224
RED
ROT
ROUGE
ROJO
VERDE
TERRE"GRUN
GRDGRD
ROJO
ROUGE
ROT
RED
GRUN"TERRE
VERDE
RED
ROT
ROUGE
ROJO
BLANCO
BLANC
WEISS
T1
+ARM
-ARM
GESCHWINDIGKEITSKONTROLLE
REGULATION DE VITESSE
CONTROL DE VELOCIDAD
SPEED CONTROL
MOTOR DE CC DEL TRANSPORTADOR
NEGRO
NOIR
SCHWARTZ
BLACK
MOTOR DE CC DEL TRANSPORTADOR
BLACK
SCHWARTZ
MM
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
ROJO
ROUGE
ROT
RED
+ARM
-ARM
CONTROL DE VELOCIDAD
REGULATION DE VITESSE
GESCHWINDIGKEITSKONTROLLE
SPEED CONTROL
236
265
NOIR
NEGRO
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
RED
ROT
ROUGE
ROJO
CB6-0.3A
234
58267D
Wiring Diagram, E380V 50/60, 3PH 5W PS536ES
63
Page 68
SECTION 7 ELECTRICAL SCHEMATICS
TB1
BLOQUE DE
KLEMMLEISTE
"
RFI-FILTER
TERMINALES
CARTE DEFILTRAGE
FUNKENSTROFILTER
208-240V
50/60 HZ
PLACA DE CIRCUITOSDEL FILTRO
N01
105
COM1
N01
107
COM1
N01
109
C2,7
C2,8
L1
101
COM1
"
AMPLIFIER
VERSTARKER
AMPLIFICATEUR
4-20ma
INPUT
0-24DVC
OUTPUT
24VAC
AMPLIFICADOR
INPUT
177
175
GV1
GV2
167
157
248
+
-
+
-
1 2 3 4 5 6
173171
C2,2
X
165
X
C2,1
163
CIRCUIT BREAKER TRENNSCHALTERS
153
DISJONCTEUR
DISYUNTOR
246
MODULATINSVENTIL
VANNE MODULANTE
MODULATING VALVE
X
C2,5
VALVULA MODULADORA
X
IGNITION MODULE
GASFURUNGSAUTOMAT
MODULE DE COMMANDE
CHISPA MODULD CONTROL
C2,4
TH
GV1
"
GV2
GV1
169
RECCORDS DE VANNE
VENTILANSCHUSSE
TERMINALES DE VALVULA
VALVE TERMINALS
FC-
FC+
GV2
GND
NC
GND TERM FILTER MOD
H.V.
C2,3
X
"
GROUND LEFT HAND
GRUN LIKE SIETE
VERDE LADO IZQUIERDO
TERRE COTE GAUCHE
05
20
55553C
1A
"
ZUNDSENSOR
CAPTEUR D'ALLUMEUR
X2
TERRE
VERDE
..
LENGUETA
GROUND LUG
VERDE"GRUN ERDUNGSANSCHLUSS
TERRE PATTE
TRANSFORMER
10
224
131
"
L2
GRD
GRUN
25
200
LINIE
LINE
LINEA
LIGNE
LOAD
LAST
CARGA
CHARGE
25VA 230V-24V
TRANSFORMATEUR
TRANSFORMATOR
L4L3L2L1
7891112
12 56
TRANSFORMADOR
H2
149
A1 A2A2T1 T2 T3 T4
202
103
113
COM2
"
8A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
N02
204
INTERRUPTEUR DU PANNEAU DE COMMANDE AVANT
FRNT CNTRL HSG SWITCH
INTERRUPTOR DEL COMPARTIMENTO DE CONTROL DELANTERO
VORDERER STEUERGEHAUSESCHALTER
X
X
C2,9
"
DISYUNTOR
210 212
109
COM2
v
COTE GAUCHE COMMUTATEUR
VERROUILLAGE PORTE
L.H DOOR SWITCH
LINKE SEITE TURSCHALTER
LADO IZQUIERDO
N02
X
X
C2,6
INTERRUPTOR PUERTA
206
MOTOR COVER SWITCH
N.O. HELD CLOSE
COM2
N02
MONITORABDECKUNGSSCHALTER
NORMAL OFFEN, GESCHLOSSEN GEHALTEN
INTERRUPTOR DE LA CUBIERTA DEL MOTOR
N.A. SE MAINTIENE CERRADO
INTERRUPTEUR SUR COUVERCLE DE MOTEUR
NORMALEMENT OUVERT, MAINTENU FEME
210
208
3A
DISYUNTOR
DISJONCTEUR
CIRCUIT BREAKER
TRENNSCHALTERS
214
222
8A
DISYUNTOR
DISJONCTEUR
TRENNSCHALTERS
CIRCUIT BREAKER
3A
CIRCUIT BREAKER
TRENNSCHALTERS
DISJONCTEUR
DISYUNTOR
115
119
H1
TRANSFORMADOR
XFMR 230/115 0.2 KVA
TRANSFORMATEUR
TRANSFORMATOR
CONVEYOR SWITCH
LAUFBANDSSCHALTER
COMMUTATEUR CONVOYEUR
INTERRUPTOR DE TRANSPORTADOR
X2
111
LINEA
LIGNE LINIE
LINE
LOAD LAST
CHARGE
CARGA
133
121
BUTT
SPLICE
216
H4
X
X1
232
34
234
X1
H1
159
262
222
M2
M
M1
"
BLOWER SWITCH
COMMUTATEUR VENTILATEUR
INTERRUPTOR DE
GEBLASESCHALTER
133
149
214
238
218
220
FAN
FAN
"
GEBLASE
VENTILADOR
VENTILATEUR
135
244
153
161
IGNITOR SENSOR
SENSOR DE ENCENDIDO DEL QUEMADOR
TRANSFORMER
230
157
­16
248
"
BLOWER MOTOR
GEBLASE MOTOREN
135
MOTOR DE VENTILADOR
MOTEUR DE
REFROIDISSEMENT
15
+
14
13
12
11
10
127
9
125
43
VENTILATOR-SPOLPADO
"
THERMOFUHLER
THERMOEOOPLE TYPE J
228
"
256
143
NO
NC
AIR SWITCH
LUFTSCHALTER
INTERRUPTEUR D'AIR
255
137
139
NC
COM
L1
115
119
218
137
INTERRUPTOR DE AIRE
COM
NO
RESET
REPOSIEION
REINIT
L2
TC+
252
254
216
220
151
65VA 230V 24V
TRANSFORMATOR
TRANSFORMATEUR
250
129
THERMOSTATO
"
TEMPERATURE
CONTROLEUR DE
THERMO
COUPLE
TERMOPAR TIPO J
GND
RED
GND
RED
GRUN
VERDE
TERRE
TC-
RESET SWITCH
RUCKSTELLSCHALTER
BOUTON DE COMMANDE
DE REMISE EN MARCHE
155
TRANSFORMADOR
X2
LAST
LOAD
CHARGE
CARGA
X1
15
G
131
L1
L2
4
5
6
-
7
8
+
BLANC
WEISS
WHITE
TEMPERATURSCHALTER
T3
TEMPERATURE CONTROL
WH
WH
WEISS
ROJO
ROT
ROUGE
T2
CONVEYOR MOTOR
INTERRUPTOR DE REAJUSTE
GLEICHSTROM-BANDMOTOR
H2
RED
BLANCO
BLANC
MOTEUR DE TRANSPORTEUR CC
HEIZUNGSSCHALTER COMMUTATEUR DE CHUFFAGE INTERRUPTOR DE CALENTAMIENTO
HEAT SWITCH
34
C1,2
280
X
LINE
LINIE
LIGNE
LINEA
H1
228
230
262
147
261
260
259
147
228
149
X
ROUGE
ROJO
X
C1,6
C1,12
C1,15
149
143
228
224
ROT
RELAY
X
X
X
C1,3
C1,4
255
256
263
RELAISS
WEISS
0
RELAIS
BLANC
X
C1,1
1
263
8
4
K1
6
2
RELE
"
THERMO
COUPLE
THERMOFUHLER
TERMOPAR TIPO J
THERMOEOOPLE TYPE J
WH
RED
GRD
WH
RED
GRD
"
GRUN
VERDE
BLANCO
TERRE
ROJO
ROT
ROUGE
T1
-ARM
+ARMACAC COM
302
303
SPEED CONTROL
CONTROL DE VELOCIDAD
REGULATION DE VITESSE
GESCHWINDIGKEITSKONTROLLE
BLANCO
MOTOR DE CC DEL TRANSPORTADOR
SPEED CONTROL
GESCHWINDIGKEITSKONTROLLE
M
REGULATION DE VITESSE
M
BLK
CONTROL DE VELOCIDAD
BLK
NOIR
SCHWARTZ
265
NOIR
SCHWARTZ
NEGRO
ROJO ROUGE ROT RED
-ARM
+ARMACAC COM
236
NEGRO
ROJO ROUGE
ROT RED
301
0.3A
234
0.3A
COUNT
+5V
ROT
RED
ROJO
BLK
300
NOIR
ROUGE
NEGRO
SCHWARTZ
BLANCO
WEISS
BLANC
WHITE
CAPTEUR
AUFNEHMER
NEGRO
WHITE
CAPTADOR
AUFNEHMER
CAPTADOR
COUNT
WEISS
BLANC
"
BENUTZT NUR MIT GERTENNTER LAUFBAND
FOR SPLIT BELT APPLICATION ONLY
PARA USAR SOLO EN APLICACIONES DE BANDA
POUR LES FOURS A TAPIS JUMEAUX EXCLUSIVEMENT
+5V
ROT
RED
ROJO
ROUGE
BLANCO
PICK UP
BLK
NOIR
151
SCHWARTZ
PICK UP
CAPTEUR
Wiring Diagram, G208-240V 50/60, GO PS536ES
64
Page 69
NOTES
SECTION 7
ELECTRICAL SCHEMATICS
65
Page 70
SECTION 7 ELECTRICAL SCHEMATICS
NOTES
66
Page 71
Page 72
WARNING
Improper installation, adjustment, alteration, service or maintenance
can cause property damage, injury or death. Read the installation,
operating and maintenance instructions thoroughly before
installing or servicing this equipment.
NOTICE
During the warranty period, ALL parts replacement and servicing should be performed by
your Middleby Marshall Authorized Service Agent. Service that is performed by parties
other than your Middleby Marshall Authorized Service Agent may void your warranty.
NOTICE
Using any parts other than genuine Middleby Marshall factory manufactured parts relieves
the manufacturer of all warranty and liability.
NOTICE
Middleby Marshall reserves the right to change specifications at any time.
Middleby is proud to support the Commercial Food Equipment Service Association (CFESA). We recognize and applaud CFESA's ongoing efforts to improve the quality of technical service in the industry.
Middleby Cooking Systems Group • 1400 Toastmaster Drive • Elgin, IL 60120 • USA • (847)741-3300 • FAX (847)741-4406
24-Hour Service Hotline: 1-(800)-238-8444
www.middleby.com
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