is a registered trademark of Middleby Marshall, Inc. All rights reserved.
Middleby Cooking Systems Group • 1400 Toastmaster Drive • Elgin, IL 60120 • (847)741-3300 • FAX (847)429-7508
NOTICE:
This parts manual should be kept in a prominent, easily reachable location.
Ovens are shipped from the factory configured for use with natural gas. If permitted by local, national and
international codes, at the time of installation the oven may be converted to propane gas operation. This conversion
requires the use of at Gas Conversion Kit that is supplied with the oven. For CE-approved ovens, the conversion is
described in the
included in the Gas Conversion Kit.
It is suggested to obtain a service contract with a Middleby Marshall Authorized Service Agent.
Installation
section of this Manual. For domestic and standard export ovens, instructions are
WARNING
POST, IN A PROMINENT LOCATION, THE EMERGENCY TELEPHONE NUMBER OF YOUR LOCAL GAS
SUPPLIER AND INSTRUCTIONS TO BE FOLLOWED IN THE EVENT YOU SMELL GAS.
Instructions to be followed in the event the user smells gas shall be obtained by consulting the local gas
supplier. If the smell of gas is detected, immediately call the emergency phone number of your local Gas
Company. They will have personnel and provisions available to correct the problem.
WARNING
FOR YOUR SAFETY, DO NO T 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.
WARNING
DO NOT SPRAY AEROSOLS IN THE VICINITY OF THIS APPLIANCE WHILE IT IS IN OPERATION.
IMPORTANT
An electrical wiring diagram for the oven is located inside the machinery compartment.
IMPORTANT
It is the customer’s responsibility to report any concealed or non-concealed damage to the
freight company. Retain all shipping materials until it is certain that the equipment has
not suffered concealed shipping damage.
NOTICE
CONTACT YOUR MIDDLEBY MARSHALL AUTHORIZED SERVICE AGENT TO INSTALL AND
PERFORM MAINENANCE AND REPAIRS AND IF NECESSARY TO CONVERT EQUIPMENT
FOR USE WITH OTHER GASES . AN AUTHORIZED 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.
NOTICE
The equipment warranty is not valid unless the oven is installed, started and demonstrated under the
supervision of a factory certified installer.
NOTICE
THIS EQUIPMENT IS ONLY FOR PROFESSIONAL USE AND SHALL BE USED
BY QUALIFIED PERSONNEL.
RETAIN THIS MANU AL FOR FUTURE REFERENCE.
Middleby Cooking Systems Group • 1400 Toastmaster Drive • Elgin, IL 60120 USA • (847)741-3300 • FAX (847) 429-7508
www.Middleby-Marshall.com
ii
Model No.
Modéle No.
Serial No.
Serié No.
Installation Date
Date d'installation
MIDDLEBY MARSHALL
NO QUIBBLE LIMITED WARRANTY
(U.S.A. ONLY)
MIDDLEBY MARSHALL, HEREINAFTER REFERRED TO
AS “THE SELLER”, WARRANTS EQUIPMENT MANUF A CTURED BY IT TO BE FREE FROM DEFECTS IN MATERIAL AND WORKMANSHIP FOR WHICH IT IS RESPONSIBLE. THE SELLER’S OBLIGATION UNDER THIS WARRANTY SHALL BE LIMITED TO REPLACING OR REPAIRING, AT SELLER’S OPTION, WITHOUT CHARGE, ANY
PART FOUND TO BE DEFECTIVE AND ANY LABOR AND
MA TERIAL EXPENSE INCURRED BY SELLER IN REP AIRING OR REPLACING SUCH PART. SUCH WARRANTY
SHALL BE LIMITED TO THE ORIGINAL PURCHASER
ONLY AND SHALL BE EFFECTIVE FOR A PERIOD OF
ONE YEAR FR OM DATE OF ORIGINAL INST ALLA TION, OR
18 MONTHS FROM DATE OF PURCHASE, WHICHEVER
IS EARLIER, PROVIDED THA T TERMS OF P AYMENT HAVE
BEEN FULLY 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 Seller’s 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 Seller’s sole and exclusive obligation
and Buyer’s 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 liab le f or an y 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
Seller’s obligation under this warranty shall be limited to replacing or
repairing, at Seller’s option, without charge, F.O.B. Seller’s 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 Seller’s 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
Seller’s authorized service personnel. Seller shall not be responsible for any costs incurred if the work is performed by other than
Seller’s 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 Buyer’s 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 Seller’s sole and exclusive obligation and
Buyer’s 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.
PS640 Series Ovens can be used to bake and/or cook a wide
variety of food products, such as pizza, pizza –type products,
cookies, sandwiches and others.
II. OVEN COMPONENTS – see Figure 1-1.
A.Conveyor Drive Motor: Moves the conveyor.
B.Crumb Pans: Catch crumbs and other materials that drop
through the conveyor belt. One crumb pan is located at
each end of the conveyor.
C. Conveyor: Moves the food product through the oven.
D. End Plugs: Allow access to the oven’s interior.
E. Eyebrows: Can be adjusted to various heights to prevent
heat loss into the environment.
F.Window: Allows the user to access food products inside
the baking chamber.
G. Machinery Compartment Access Panel: Allows access
to the oven’s interior and control components. No user
serviceable parts are located in the machinery compart-
ment.
H. Serial Plate: Provides specifications for the oven that
affect installation and operation. Refer to Section 2,
Installation for details.
I.Control Panel: Location of the operating controls for the
oven. Refer to Section 3, Operation, for details.
J.Photo Cell: Turns oven On when beam is interrupted.
Not Shown:
K. Gas Burner (gas ovens): Heat air, which is then projected
to the air fingers by the blowers.
L.Blowers: Project hot air from the burner or heating element
to the air fingers.
M. Air Fingers: Project streams of hot air onto the food
Overall Depth52.75″ (1340mm)52.75″ (1340mm)52.75″ (1340mm)
Overall Length69″ (1753mm)69″ (1753mm)69″ (1753mm)
* All other dimension are the same
Recommended Minimum Clearances
Rear of Oven to Wall3″ (76mm)3″ (76mm)3″ (76mm)
Control end of conveyor to Wall1″ (25.4mm)1″ (25.4mm)1″ (25.4mm)
Non-control end of conveyor to Wall)1″ (25.4mm)1″ (25.4mm)1″ (25.4mm)
Wiring Diagrams are contained in Section 5 of this Manual
and are also located inside the oven at the
bottom of the Control Panel.
Additional electrical information is provided on the oven's serial plate.
This Manual Must Be Kept For Future Reference
2
SECTION 2 – INSTALLATION
WARNING – After any conversions, readjustments, or service work on the oven:
• Perform a gas leak test.• Test for proper combustion and gas supply.
• Test for correct air supply, particularly to the• Check that the ventilation system is in operation.
burner blower.
WARNING - Keep the appliance area free and clear of combustibles.
WARNING – The oven must be installed on an even (level) non-flammable flooring and any adjacent walls
must be non-flammable. Recommended minimum clearances are specified in the Description section of
this manual.
WARNING – Do not obstruct the flow of combustion and ventilation air to and from your oven. There must
be no obstructions around or underneath the oven. Constructional changes to the area where the oven
is installed shall not affect the air supply to the oven.
CAUTION: To reduce the risk of fire, the appliance is to be mounted on floors of noncombustible construction with
noncombustible flooring and surface finish and with no combustible material against the underside thereof, or on
noncombustible slabs or arches having no combustible material against the underside thereof, such construction
shall in all cases extend not less than 12 inches (304mm) beyond the equipment on all sides.
CAUTION: For additional installation information, contact your local Authorized Service Agent.
NOTE – There must be adequate clearance between the oven and combustible construction. Clearance must also
be provided for servicing and for proper operation.
NOTE – An electrical wiring diagram for the oven is located inside the machinery compartment.
NOTE: All aspects of the oven installation, including placement, utility connections, and ventilation requirements,
must conform with any applicable local, national, or international codes. These codes supersede the requirements
and guidelines provided in this manual.
NOTE: In the USA, the oven installation must conform to local codes. In the absence of local codes, gas oven
installations must conform with the National Fuel Gas Code, ANSI Z223.1. Gas and electric ovens, 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: In Canada, the oven installation must conform with local codes. In the absence of local codes, gas
oven installations must conform with the Natural Gas Installation Code, CAN/CGA-B149.1, or the Propane Gas
Installation Code, CAN/CGA-B149.2, as applicable. Gas and electric ovens, when installed, must be electrically
grounded in accordance with local codes, or in the absence of local codes, with the Canadian Electrical Code
CSA C22.2.
NOTE: In Australia, the oven installation must conform with local codes. In the absence of local codes, gas
oven installations must conform with the requirements of AS5601/AG601, Gas, Electricity, and any other relevant
statutory regulations.
3
PS640 24
″″
″ OVEN INSTALLATION
″″
REQUIRED KITS AND EQUIPMENT
PS640PS640PS640PS640
Gas OvenSingle OvenDoubleOvenTripleOven
InstallationOption Base w/OptionBase w/OptionBase w/
TYPE OF INSTALLATIONKit15″ Legs,6″ Legs,Casters& Top
Casters & TopCasters & TopKit
KitKit
P/N61452P/N61123P/N61457P/N61458
PS640 Single Gas Oven11
PS640 Double Gas Oven21
PS640 Triple Gas Oven31
PARTS LIST FOR SERIES PS640 GAS OVEN
INSTALLATION KIT
P/N 61452
(Two required for double oven)
(Three required for triple oven)
ITEM
NO.QTYPART NO.DESCRIPTION
1122361-0001FLEXIBLE GAS HOSE
2161823CONVEYOR END STOP, 18″
3131461CONVEYOR LEFT REAR STOP, 21.25″
4142612SERVICE AGENCY DIRECTORY
5122500-0080LABEL, MM
6151054ASSY, HANDLE & DOOR
Figure 2-1A. PS640-Series Gas Oven Installation Parts
1
5
4
4
3
2
6
PS640 32
″″
″ OVEN INSTALLATION
″″
REQUIRED KITS AND EQUIPMENT
PS640PS640PS640PS640
Gas OvenSingle OvenDoubleOvenTripleOven
InstallationOption Base w/OptionBase w/OptionBase w/
TYPE OF INSTALLATIONKit15″ Legs,6″ Legs,Casters& Top
Casters & TopCasters & TopKit
KitKit
P/N61033P/N59720P/N59725P/N59726
PS640 Single Gas Oven11
PS640 Double Gas Oven21
PS640 Triple Gas Oven31
PARTS LIST FOR SERIES PS640 GAS OVEN
INSTALLATION KIT
P/N 61033
(Two required for double oven)
(Three required for triple oven)
ITEM
NO.QTYPART NO.DESCRIPTION
1122361-0001FLEXIBLE GAS HOSE
2161823CONVEYOR END STOP
3155027CONVEYOR LEFT REAR STOP
4142612SERVICE AGENCY DIRECTORY
5122500-0080LABEL, MM
6151054ASSY, HANDLE & DOOR
Figure 2-1B. PS640-Series Gas Oven Installation Parts