Champion D-HBM5 Operation Manual

Installation/Operation Manual with Service Replacement Parts
For machines beginning with S/N D3694 and above
Door-type Dishwasher
Models:
D-HBM5 High Temperature with Built-in Booster Heater
D-H1M5 High Temperature
www.championindustries.com
Champion Industries, INC. 3765 Champion Boulevard, Winston-Sale, NC 27105 P.O. Box 4149 Winston-Salem, NC 27115-4149 1-800 232-8591 Fax: 1-800-661-1556
D-LFM5 Low Temperature
Issued 11.4.10
Manual P/N 113491 rev. K
2674 N. Service Road, Jordan Station Ontario, Canada L0R 1S0 1-800 263-5798 Fax: 1-905 562-4618
Printed in U.S.A.
For future reference, record your dishwasher information in the box below.
Model Number__________________________ Serial Number_______________________
Voltage________________Hertz_____________ Phase__________________
Service Agent __________________________________ Tel:______________________
Parts Distributor _________________________________ Tel:______________________
NationalServiceDepartment
InCanada: IntheUSA:
Toll-free: 800/ 263-5798 Toll-free: 800/ 858-4477 Tel: 905/ 562-4195 Tel: 336/ 661-1556 Fax: 905/ 562-4618 Fax: 336/ 661-1660 email: service@moyerdiebellimited.com email: service@championindustries.com
ATTENTION:
The model no., serial no., voltage, Hz
and phase are needed to identify your
machine and to answer questions.
Themachinedataplateislocated
onthefrontpanelofthemachine
Please have this information ready
if you call for service assistance.
The USGBC and the CaGBC Member Logos are trademarks owned by the U.S. Green Building Council and The Canadian Green
Building Council, respectively, and are used by permission. The logos signify only that Champion Industries and Moyer Diebel
are a USGBC member and a CaGBC member respectively. USGBC and CaGBC do not review, certify nor endorse the products
COPYRIGHT © 2010 All rights reserved Printed in the USA
or services offered by its members.
ATTENTION:
Complete the back of the POSTAGE PAID WARRANTY CARD below, then cut along the dashed lines and mail immediately to make sure that your machine warranty is validated.
USE CANADIAN WARRANTY CARD IN CANADA AND USA WARRANTY CARD IN THE UNITED STATES.
NO POSTAGE
NECESSARY
IF MAILED
IN THE
UNITED STATES
BUSINESS REPLY MAIL
FIRST-CLASS MAIL PERMIT NO. 2101 WINSTON-SALEM, NC
POSTAGE WILL BE PAID BY ADDRESSEE
CHAMPION INDUSTRIES INC PO BOX 4149 WINSTON-SALEM, NC 27119-0981
IMPORTANT IMPORTANT
Model
WARRANTY REGISTRATION CARD
WARRANTY REGISTRATION CARD
Date of Installation:
Company Name:
Serial #
Address:
Telephone #: ( ) ---
Contact:
Installation Company:
Address:
Telephone #:
Contact:
(Street) State or Province Zip Code
This Card Must Be Returned to Validate Machine Warranty:
Model
Date of Installation:
Company Name:
Address:
Telephone #: ( ) ---
Contact:
Installation Company:
Address:
Telephone #:
Contact:
This Card Must Be Returned to Validate Machine Warranty:
(Street) State or Province Zip Code
Serial #
IMPORTANT IMPORTANT
Revision History
Revision History
A revision might be a part number change, new instructions, or information that was not available at the time of printing. We reserve the right to make changes to this manual without notice and without incurring any liability by making changes. Dishwasher owners may request a revised manual at no charge by calling (800) 858-4477 in the USA or (800) 263-5798 in Canada.
Revision Date Pages Serial No. Effectivity Description
6.1.02 All D3694 Release of First Edition
10.18.02 11 D3858 Revised cycle times
10.18.02 36,37 D3858 Revised rinse arm bearing P/N's Bearing 112164 replaced by 113514, 0707453 replaced by
414111.
10.18.02 37 D3858 Added new rinse arm P/N 414110 for DHB/DH1 and 414111 for DLF.
10.18.02 39 D3851 Added water deector P/N 327283.
10.24.02 47 D3700 Added bushing P/N 100171.
10.24.02 55 D3858 Added new timer bd. P/N 113547.
12.18.02 55 D3858 Added timer bd. kit P/N 900911 to convert bds. to P/N 113597.
2.5.03 27 _____ Replaced P/N 108391 w/ 113622.
2.5.03 55 _____ Vendor change for overloads Square D in place of Siemans.
7.22.03 27 _____ Replaced P/N 112090 with 113644 & 112086 with 113662.
7.22.03 43 D3982 Replaced 110562 with 113604.
7.22.03 47, 51 ---------- Replaced plastic V. Brk with Bronze.
2.3.04 44-45 D4237 Added PRV and line strainer
3.5.04 68 D4410 Update schematic to Rev. I
3.5.04 55 D4410 Changed door safety switch P/N 112659 to P/N 113721.
6.21.04 35 -------- Added rinse support bracket P/N 0309149.
i
Revision History (continued)
Revision History (continued)
Revision Date Pages Serial No. Effectivity Description
2.2.10 All D09117934 Release of Second Edition
4.30.10 2-3 D09117934 Revised pallet instructions
4.30.10 8 D09117934 Revised vent fan signal instructions
5.26.10 41 D09117934 Changed Item 10, P/N 113315 to P/N 114471
5.26.10 42-43 D09117934 Revised illustration to show Item 20, P/N 110561
11.4.10 56 All Changed Pump impeller P/N to 113248
ii
Model Descriptions
ModelNumbers
Model Descriptions
D-HB - High Temperature sanitizing with built-in booster
D-H1 - High Temperature sanitizing without built-in booster
D-LF - Low Temperature Chemical sanitizing for use with a sodium hypochlorite (Chlorine) based sanitizer at a minimum concentration of 50 ppm in the nal rinse.
StandardEquipment
Automatic Tank Fill and start Built-in electric booster heater (DHB only) in 40˚F/22˚C rise for 140˚F/60˚C supply water Balanced door lift system Electric tank heat Low-water tank heat protection Door safety switch Automatic electric drain Common utility connection Chemical connection provisions Stainless steel front and side panels Mounted water pressure regulating valve (DHB only) Interchangeable upper and lower spray arms Stainless steel rinse arms Straight-through operation Two dish racks (1 peg, 1 at-bottom)
OptionsandAccessories
Built-in electric booster heater (DHB only) in 70˚F/39˚C rise for 110˚F/43˚C supply water Externally mounted steam booster (steam booster 40˚F/22˚C - 70˚F/39˚C rise) Steam injector or steam coil tank heat (steam booster 40˚F/22˚C - 70˚F/39˚C rise) Single Source gas booster heater Corner operation
Additional dish racks: Peg rack P/N 101285 Flat-bottom P/N 101273 Sheet Pan P/N 113281
3/4" NPT Pressure Regulating Valve (PRV) P/N 107550 3/4" NPT Line Strainer P/N 110768
iii
Limited Warranty
LIMITEDWARRANTY
Champion Industries Inc. (herein referred to as Champion), P.O. Box 4149, Winston-Salem, North Carolina 27115, and P.O. Box 301, 2674 N. Service Road, Jordan Station, Canada, L0R 1S0, warrants machines, and parts, as set out below.
WarrantyofMachines: Champion warrants all new machines of its manufacture bearing the name
"Champion" and installed within the United States and Canada to be free from defects in material and workman ship for a period of one (1) year after the date of installation or fteen (15) months after the date of shipment by Champion, whichever occurs rst. [See below for special provisions relating to glasswashers.] The warranty registration card must be returned to Champion within ten (10) days after installation. If warranty card is not returned to Champion within such period, the warranty will expire after one year from the date of shipment.
Champion will not assume any responsibility for extra costs for installation in any area where there are jurisdictional problems with local trades or unions.
If a defect in workmanship or material is found to exist within the warranty period, Champion, at its election, will either repair or replace the defective machine or accept return of the machine for full credit; provided; however, as to glasswashers, Champion's obligation with respect to labor associated with any repairs shall end (a) 120 days after shipment, or (b) 90 days after installation, whichever occurs rst. In the event that Champion elects to repair, the labor and work to be performed in connection with the warranty shall be done during regular working hours by a Champion authorized service technician. Defective parts become the property of Champion. Use of replacement parts not authorized by Champion will relieve Champion of all further liability in connection with its warranty. In no event will Champion's warranty obligation exceed Champion's charge for the machine. The following are not covered by Champion's warranty:
a. Lighting of gas pilots or burners. b. Cleaning of gas lines. c. Replacement of fuses or resetting of overload breakers. d. Adjustment of thermostats. e. Adjustment of clutches. f. Opening or closing of utility supply valves or switching of electrical supply current. g. Cleaning of valves, strainers, screens, nozzles, or spray pipes. h. Performance of regular maintenance and cleaning as outlined in operator’s guide. i. Damages resulting from water conditions, accidents, alterations, improper use, abuse, tampering, improper installation, or failure to follow maintenance and operation procedures. j. Wear on Pulper cutter blocks, pulse vanes, and auger brush.
Examples of the defects not covered by warranty include, but are not limited to: (1) Damage to the exterior or interior nish as a result of the above, (2) Use with utility service other than that designated on the rating plate, (3) Improper connection to utility service, (4) Inadequate or excessive water pressure, (5) Corrosion from chemicals dispensed in excess of recommended concentrations, (6) Failure of electrical components due to connection of chemical dispensing equipment installed by others, (7) Leaks or damage resulting from such leaks caused by the installer, including those at machine table connections or by connection of chemical dispensing equipment installed by others, (8) Failure to comply with local building codes, (9) Damage caused by labor dispute.
WarrantyofParts: Champion warrants all new machine parts produced or authorized by Champion to be free
from defects in material and workmanship for a period of 90 days from date of invoice. If any defect in material and workmanship is found to exist within the warranty period Champion will replace the defective part without charge.
DISCLAIMER OF WARRANTIESAND LIMITATIONS OF LIABILITY.CHAMPION'S WARRANTYISONLY TO THE EX­TENT REFLECTEDABOVE. CHAMPIONMAKES NO OTHER WARRANTIES, EXPRESSOR IMPLIED, INCLUDING, BUT NOT LIMITED, TOANYWARRANTYOFMERCHANTABILITY, OR FITNESS OF PURPOSE. CHAMPION SHALL NOT BELIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. THE REMEDIES SET OUT ABOVE ARE THEEXCLUSIVE REMEDIESFORANYDEFECTSFOUNDTOEXISTINCHAMPIONDISHWASHINGMACHINESAND CHAMPIONPARTS,ANDALLOTHER REMEDIESARE EXCLUDED,INCLUDINGANYLIABILITYFORINCIDENTALS ORCONSEQUENTIALDAMAGES.
Champion does not authorize any other person, including persons who deal in Champion dishwashing machines to change this warranty or create any other obligation in connection with Champion Dishwashing Machines.
iv
Table of Contents
Table of Contents
Model D-HB, D-H1, D-LF Door-type Dishwashers
Revision History .................................................................................................................. i
Model Descriptions .............................................................................................................. iii
Limited Warranty ................................................................................................................. iv
Installation.............................................................................................................  1
Operation...............................................................................................................  13
Cleaning.................................................................................................................  18
Maintenance.......................................................................................................... 20
Troubleshooting....................................................................................................  22
ServiceReplacementParts..................................................................................  23
ElectricalSchematics...........................................................................................  65
v
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Left Blank
vi
Installation
Receiving
!!ATTENTION!!
Usecautionwhen moving or lifting the dishwasher to prevent damaging the dishwasher
or the installation site.Check doorway and passageway clearance before moving the dishwasher. Remove dishwasher front panel and check under the machine base for obstructions before moving.
1. Inspect the dishwasher for shipping damage
2. Check the dishwasher interior for curtains, panels and other supplies.
3. Lift the dishwasher off the shipping pallet and move the machine near its permanent location.
NOTE: Refer to page 2 for instructions to remove the machine from the shipping pallet.
4. Leave a minimum of 6" between walls and the rear of the dishwasher.
5. Level the dishwasher side-to-side and front-to-back using a bubble level. The dishwasher legs are adjusted by screwing them in or out.
6. Do not remove tags attached to the utility connections.
7. Remove the protective film from the dishwasher exterior.
8. Remove any foreign material from the dishwasher interior.
6" Min.
6" Min.
DHB, DH1, DLF
Corner Configuration
Straight-through Configuration
DHB, DH1, DLF
84"
DOOR
REMOVAL
17"
CLEARANCE
34"
LOAD
HEIGHT
75"
DOOR
UP
57-1/2"
MACH.
HEIGHT
1
Installation
Removing the Dishwasher from its Shipping Pallet
The dishwasher is bolted to the shipping pallet on two corners using 1/2-13 shipping bolts. These shipping bolts must be removed and discarded. The machine legs are stowed inside the machine for installation when the dishwasher is removed from the shipping pallet. Follow the instructions below to remove the dishwasher from its pallet.
1. Remove the staples around the bottom perimeter of the box and lift the box off the machine.
Dishwasher
Pallet
Plastic
shipping strap
Boxed Legs
1/2-13
shipping bolt
2. Cut the plastic shipping straps off the corners of the dishwasher.
3. Open the dishwasher doors and locate the leg set stowed inside the machine.
4. Remove the two 1/2-13 shipping bolts holding the machine to the shipping pallet.
5. The bolts are located in a front corner and a back corner of the shipping pallet. The bolts are on the underside of the pallet frame.
6. Inspect the threads on the dishwasher legs making sure they are in good condition. Turn the adjustable feet up to their minimum settings.
CAUTION:
Use care when tilting or moving the dishwasher to prevent injury to personnel or damage to the dishwasher.
Thread (1) leg in each
corner of the
machine base
2
Floor
Removing the Dishwasher from its Shipping Pallet
Pallet
7. Carefully remove the dishwasher from the shipping pallet taking care to prevent damage to the lower panels.
8. Tilt the machine forward and install the rear legs on the machine. Be sure to maintain support on the machine at all times.
9. Tilt the machine in the opposite direction and install the front legs.
10. Make sure the legs are secure in the machine base and make sure the dishwasher does not wobble.
Installation
11. Adjust the bullet feet to level the dishwasher side-to-side and front-to-back.
12. Discard the shipping pallet and other shipping materials.
1"
6"-7½"
1½"
3
Installation
Prepare for Conversion
Door Conversion from Straight-through to Corner Configuration
Dishwasher door configurations are determined at the time the machine is ordered; however, the doors can be changed in the field with the addition of a door conversion kit P/N 900839 for Straight-through to Corner or P/N 900865 for Corner to Straight-through. Follow the instructions below to convert a straight-through machine to corner operation.
Conversion Kit Parts List Kit # 900839
Refer to the parts list at right and make sure
1
the kit is complete.
Item No.
Part No.
Qty.Description
OPTIONAL TOOL: (Qty. 2) 2" x 4" x 17-3/4" wood
block to support front and right side doors.
Make sure dishwasher completes any
2
unfinished cycles. Drain the dishwasher, open doors fully and allow hot surfaces to cool.
Turn machine power off and turn power off at the
3
main disconnect switch.
WARNING!
Disconnect power at the main disconnect switch and place a tag at the disconnect switch to indicate work is being performed on the machine.
WARNING!
Machine surfaces are hot, especially during and after machine operation.
4
Refer to Fig. 1 at the right. Note the orientation of the machine for corner installation. Note the controls must be accessible from the front. Plan your relocation accordingly.
1 0309471 Track, front 1
2 0309469 Track, rack guide 1
3 0309468 Track, rack guide 1
4 0309470 Track, rack support 1
5 107966 Nut, grip 10-32 w/nylon insert 6
6 106727 Screw, 10-32 x 5/8" flat head 6
7 323224 Bracket, door lift 1
8 104889 Putty, sealing 1ft.
9 325408 Door, front 1
WALL
WALL
IN. ] M
6" [152mm] MIN.
FRONT
POWER SWITCH
5
Raise the side doors completely. Block the side doors with the wood blocks as described in Step 1. If you do not have a blocking tool, have a helper stand by to support the doors.
4
6" [152mm
Controls easily accessible from the front
Figure 1
Replacing the tracks:
Conversion is complete
Refer to Fig. 2
)
5
Remove the existing front track, save mounting hardware.
Installation
6
2
6
Install Item 1, from kit using existing mounting hardware. Seal bolts with putty supplied in kit.
7
Install items 2-6 from kit.
5
Adding Door and Door Lift Bracket
Refer to Fig. 3
8
Remove and discard the front door and the door catch assembly. The door catch assembly is mounted to right front inside of the hood (A).
9
Install the front door, Item 9 from the kit.
Install item 7 from the kit as shown in
10
Fig. 3 to reconnect the left and front door
14
Remove the hardware that connects the door handle to the right side of the door. Reinstall the bolts to plug holes.
15
Carefully remove the wood blocks sup­porting the right side door & close the door.
16
Adjust the spring tension by tightening the nuts on the spring bolts (see bracket B). so the doors move freely. Open the front & side door and make sure that the door opening measures 17" in height. Return the doors to a closed position, if the doors do not stay completely closed, spring has too much tension, readjust the nuts on the spring bolts until the doors remain closed.
B
1
FRONT
Existing track (Remove and discard)
Figure 2- Change the Tracks
4
A
Figure 3
(Viewed from inside of the dishwasher)
3
Existing hardware
Existing door linkage (Remove and discard
10
7
5
Installation
MACHINE ELECTRICAL CONNECTION
Single Phase - High Voltage
Single Phase - Low Voltage
LINE
Electrical Connections
WARNING:
Electrocution or serious injury may result when working on an energized circuit.
Disconnect power at the main breaker or service disconnect switch before working on the circuit.
Lock-out and tag the breaker to indicate that work is being performed on the circuit.
ATTENTION
A qualified electrician must connect the main incoming power to the dishwasher in accordance with all local codes and regulations or in the absence of local codes in accordance with the National Electrical Code.
!!ATTENTION!!
Electrical and grounding connections must comply with all local codes or in the absence of local codes then the National Electrical Code.
A qualified electrician MUST compare the electrical power supply with the machine electrical specifications stamped on the MACHINE ELECTRICAL CONNECTION PLATE located on the base of dishwasher near the main terminal block.
1. Models are available in single and three phase voltages.
2. A knock-out is provided on the left-hand rear corner (machine viewed from front) of the machine for the electrical service connection.
3. Motor rotation was set at the factory. For three phase motors, reverse L1 and L2 at the main terminal block to change rotation. Single phase rotation is changed at the motor.
6
L1
3
4
L2
208-240V
Three Phase - Low Voltage
6 5 4
9 8 7
3 2 1
LINE
J
8
LINE
2
Three Phase - High Voltage
480V
6 5 4
9 8 7
3 2 1
LINE
L1
3
4
L2
LINE
J
2
8
LINE
575V Only
Three Phase
3 2 1
LINE
Installation
Water Connections
NOTE:
Plumbing connections must comply with local sanitary and plumbing codes.
1. Connect a 3/4" NPT hot water supply line to the dishwasher. The connection point is located behind the lower front panel of the machine. The line enters the machine from underneath the base.
8-7/8"
[225 mm]
FLOOR
Model DHB
3/4" NPT Hot Water Connection with
Pressure Regulating Valve
8-7/8"
[225 mm]
FLOOR
Model DH1 and DLF
3/4" NPT Hot Water Connection
2. The minimum incoming water supply temperatures are listed below:
Minimum 140˚F/60˚C for DHB with built-in 40˚F/23˚C rise booster. Minimum 110˚F/43˚C for DHB with built-in 70˚F/39˚C rise booster. Min./Max flow pressure is 20-22 PSI.
Minimum 180˚F/82˚C for DH1 without built-in booster. Min./Max flow pressure is 20-22 PSI.
Minimum 140˚F/60˚C for DLF low temperature dishwasher. Min./Max flow pressure is 20-22 PSI.
3. A manual shut-off valve (supplied by others) should be installed in the supply line as close to the machine as possible to allow for servicing. The valve should be the same size or larger than the supply line.
4. A 3/4" pressure regulating valve should be installed in the supply line if the incoming flowing water pressure exceeds 22 PSI.
7
Installation
Drain Connections
1. All models are GRAVITY DRAIN machines equipped with a 2" O.D. hose connection.
2. The maximum flow rate is 15 U.S. gpm/56.8 Lpm.
3. Drain height for all models must not exceed 8-7/8" [225mm] above the finished floor.
4. The drain connection is made to the dishwasher from underneath the machine. An access hole is provided in the machine base.
Ventilation Connections
NOTE:
DO NOT VENT THE DISHWASHER INTO WALLS, CEILINGS OR ENCLOSED PLACES.
All venting must comply with local codes.
Vent Fan Signal Connection
A two point terminal block is provided inside the top-mounted control cabinet to provide
a 120VAC, 1 AMP Max Load signal.
10
VENT FAN 120VAC
NOTE:
The Vent Fan Signal Connection supplies 120VAC to a control relay (supplied by others) when the dishwasher is ON and O VAC when the dishwasher is OFF. Power to operate the vent fan (supplied by others) must be supplied separately.
8
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9
Installation
Steam Coil Tank Heat and Steam Booster Heater
The illustration below details a steam heated machine consisting of a tank heat steam coil and a mounted steam booster for the final rinse. Contact the factory for steam injector tank heat details.
NOTE:
Only qualified personnel should make dishwasher steam connections. Connections must meet local plumbing and sanitary codes. Improper installation is not covered by the dishwasher warranty.
Steam Requirements: 2A: 3/4" NPT hot water supply (140˚F/60˚C) at 68 GPH at 20 PSI flowing pressure.
3A: 1/2" NPT cold water tempering (85˚F/30˚C) max 25 PSI if equipped.
4A: 3/4" NPT final rinse hot water (180-195˚F/82-91˚C) at 324 GPH at 20 PSI flowing pressure.
5A: 2" O.D. drain hose connection.
5B: 3/4" NPT booster relief to open drain.
6A: 1" NPT Booster 50 Lb/Hr / Tank Heat 25 Lb/Hr consumption. 7-10 PSI, 11-14 PSI, 15-30 PSI flowing pressure.
7A: 3/4" NPT condensate return to boiler (no back-pressure).
3
1'-4
"
12"
1'-4
10"
12"
4
1
3
"
4
5
10
"
8
7A
5
"
8
2A
1'-0
3
4
"
4
1
"
11"
2
1A
5A
1'-1
1
4
2'-1
"
1
"
4
FRONT VIEW
13"
17"
CLEARANCE
34"
20"
3
1'-2
"
4
6A
5B
10
Installation
Single Source Gas Booster Heater
The illustration below details a single source gas heated machine consisting of a tank heat hot water coil and a gas-powered booster heater for the final rinse. The gas-powered booster provides hot water for the hot water coil and the final rinse. The booster will run on natural gas or propane which is specified at the time of order.
NOTE:
Only qualified personnel should make dishwasher gas connections. Connections must meet local gas and sanitary codes. Improper installation is not covered by the dishwasher warranty.
Single Source Requirements: 1A: Gas booster electrical requirements are 15A @ 120V/60/1
2A: 3/4" NPT hot water supply 140˚F/60˚C for 40˚F/22˚C rise and 110˚F/43˚C for 70˚F/39˚C rise at 20-22 PSI flowing pressure.
3A: 2" O.D. machine drain hose connection, 3B: 3/4" NPT relief valve to open drain, 3C: 1/2"NPT vent to open drain.
4A: Natural gas,40˚F/22˚C rise requires 58,000 BTU/HR., 70˚F/39˚C rise requires 105,000 BTU/HR. Hatco Model PMG-60 requires 1/2" NPT, Hatco Model PMG-100 requires 3/4" NPT
5A: Gas flue connection is 4" diameter at the rear of the booster. Refer to the Hatco Gas Booster Installation and Operating Instructions.
17"
CLEARANCE
3
31
"
8
7
25
"
16
5
19
"
8
1
1
10
"
8
"
4
2
5
3B
4
2
1
7
"
8
1
13
"
1B
4
1
25
"
4
11"
3A
34"
1
12
"
2
1A
FRONT VIEW
11
Installation
Purging Air from the Dishwasher/Booster Heater System
CAUTION:
PERMANENTDAMAGE to the hot water recirculating pump can
occur if the air is not purged from the dishwasher/booster heater system prior to placing the dishwasher into service.
Follow the instructions carefully to prevent damage to the dishwasher hot water recirculating pump.
Follow the procedure below to purge the air from the system. Plumbing and electrical service connections must be completed before purging the system.
To purge the air:
1. Make sure the dishwasher main power switch is OFF.
B
The dishwasher recirculating pump is
located on the base of the machine.
A
The air purge petcock is
located behind the dishwasher
lower front panel.
2. Make sure the main water supply valve located at the booster heater is OFF.
3. Open petcock (A) on the inlet side of the dishwasher hot water heater coil.
4. Remove the silver plug located in the center of the recirculating pump.
5. Turn the main water supply valve ON. Water will begin to ll the booster heater and the dishwasher heater coil.
6. Water and air will begin to ow out of the purge petcock and the recirculating pump and eventually only water will be observed.
7. Turn the booster heater power switch ON.
8. Turn the dishwasher power switch ON. The dishwasher wash tank will begin to ll with water.
9. Continue to observe the petcock and the recirculating pump and make sure that there is a steady stream of water is owing from (A) and (B).
12
10. Replace the silver plug (B) in the center of the recirculating pump then close the petcock (A).
11. Turn the dishwasher power switch OFF.
12. Purging is complete.
Installation
1/4" NPT Rinse aid Injection Point
Chemical Connections
1. Use a qualified detergent/chemical supplier for detergent/chemical and dispensing equipment needs.
2. Labeled detergent control circuit connection terminals are provided in the control cabinet for detergent and rinse agent dispensing equipment (supplied by others).
3. The illustration below shows the terminal board for the machine.
4. The signal connection points include:
• Detergent signal 120VAC, 1A max load.
• Rinse aid/Sanitizer signal 120VAC, 1A load.
5. A 1/2" detergent probe injection point is provided at the rear and left side of the dishwasher.
6. Detergent may be added manually if the dishwasher is not equipped with dispensing equipment. Consult the chemical supplier for recommended dosing amounts.
7. A 1/4" NPT rinse-aid injection point is provided
CAUTION
120V SUPPLY DISPENSERS ONLY
in the final rinse piping located at the top rear
RINSE/SANI
COMMON
RETURN
DETERGENT
of the dishwasher. Consult a chemical supplier for the proper liquid rinse-aid.
A chemical connection terminal board is provided to
supply chemical dispenser signal voltages.
5
12
17
6
18
19
15
2
2
10
A rinse-aid injection point is provided at
the top of the dishwasher.
Two detergent injection fittings are
provided in the wash tank.
13
Installation
Door Safety Switch
Dishwasher access doors are equipped with a door safety switch that automatically stops the dishwasher pump if a door is raised while the dishwasher is running. In addition, the dishwasher will not start if a door is left open.
1. If the dishwasher is running and a door is raised, then lighted in-cycle light goes out and the pump stops.
2. Check the interior of the dishwasher for a dish rack still in the machine. This dish rack must be washed again to ensure it is washed and sanitized completely.
3. To restart the dishwasher, make sure all doors are closed.
Pump Intake Screen and Float Switch
Refer to the photo below and note the location of the pump intake screen and dual float switch.
1. Make sure the pump intake screen is installed by sliding it on the bracket located above the wash pump intake.
2. Make sure the float ball on the float switch moves freely on the float stem.
3. Check the interior of the tank for any foreign objects and make sure the drain screen is clean.
Make sure tank is clean, the pump intake screen is installed and the float switch
moves freely.
14
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