Moyer Diebel 201HT Installation Manual With Service Replacement Parts Download Page 1

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Installation Manual with Service Replacement Parts

Issue Date: 10.13.06

Manual P/N

0512240 rev. A

For machines beginning with S/N W11948 and above

Dishwasher serial no.

www.moyerdiebellimited.com

Undercounter
Dishwashers

(with pumped final rinse)

Models:

201HT

High temperature w/booster

201HTN

High temperature w/o booster

201LT

Low temperature chemical sanitizing

401HT

High temperature w/booster

401HTN

High temperature w/o booster

501HT

High temperature w/booster

501HTN

High temperature w/o booster

501LT

Low temperature chemical sanitizing

501HT

Printed in USA

201HT

401HT

2674  N. Service Road, Jordan Station
Ontario, Canada L0R 1S0
905/562-4195  Fax: 905/562-4618
Toll-free:  800.263.5798

P.O. Box 4149
Winston-Salem, NC 27115
336/661-1556 Fax: 336/661-1660
Toll-free: 800.858.4477

Summary of Contents for 201HT

Page 1: ...HTN High temperature w o booster 201LT Low temperature chemical sanitizing 401HT High temperature w booster 401HTN High temperature w o booster 501HT High temperature w booster 501HTN High temperature w o booster 501LT Low temperature chemical sanitizing 501HT Printed in USA 201HT 401HT 2674 N Service Road Jordan Station Ontario Canada L0R 1S0 905 562 4195 Fax 905 562 4618 Toll free 800 263 5798 P...

Page 2: ...___________ ATTENTION The dishwasher model no serial no voltage Hz and phase are needed to identify your machine and to answer questions Please have this information on hand if you call for service assistance We support Toll free 800 263 5798 Tel 905 562 4195 Fax 905 562 4618 email service moyerdiebellimited com Model 501 dishwasher data plate is located on the left front corner of the front acces...

Page 3: ... manual This is where we record changes to the manual A revision might be a part number change new instructions or information that was not available at print time We reserve the right to make changes to this manual without notice and without incurring any liability by making the changes Dishwasher owners may request a revised manual at no charge by calling 1 800 263 5798 in Canada ...

Page 4: ...in 40 F rise stainless steel electric booster 201 LT 501 LT Model Pumped final rinse low temperature chemical sanitizing dishwasher with 3 built in chemical dispensing pumps Optional Equipment 70 F rise built in stainless steel electric booster Three Phase Connection 501 HT only 1 RDT rack stand 17 dishwasher stand Model Descriptions NOTE The customer is responsible for supplying the proper incomi...

Page 5: ...nnection Chemical Dispensers Initial Start up ____________________________________________ Operation _______________________________________________ How to Operate your Dishwasher How to Clean your Dishwasher How to Maintain your Dishwasher Troubleshooting _________________________________________ Service Replacement Parts _______________________________ Electrical Schematics _____________________...

Page 6: ...iv Limited Warranty ...

Page 7: ...her to prevent damage to the machine 5 Check your packing list and identify the accessories shipped with your dishwasher Immediately report missing items to your dealer 6 Turn to the front of this manual and complete the warranty card Mail the card at once 7 Move the dishwasher near its permanent location 8 Locate the Quick Check Installation Guide located on the dishwasher Use the card and the ma...

Page 8: ...tainers Container height must not exceed 10 above the floor 5 Chemical supply containers must be placed as close as possible to the side of the dishwasher 6 Check that the floor is level at the permanent location 7 The dishwasher has adjustable feet for leveling 8 Level the dishwasher front to back and side to side with a 24 bubble level to match the permanent location 9 Your dishwasher is ready f...

Page 9: ...t and tag the switch to indicate that work is being done on the circuit 1 Refer to the connection diagrams below for proper dishwasher power connection at the dishwasher main terminal block MTB 2 The single phase electrical supply must be a 3 wire plus ground circuit which includes a current carrying neutral 3 The 3 phase power connection is a 4 wire plus ground which includes a current carrying n...

Page 10: ...hematic 7 Loosen the two screws securing the MTB Then pull the MTB up and forward 8 Connect a flexible power cord conduit to the MTB The power cord must extend a minimum of 3 ft out the back of the dishwasher so the machine can be pulled out for servicing 9 Re install the MTB and the lower front access panel NOTE Models 201HTN 401HTN 501HTN 501LT and 201LT are equipped with a 4 foot power cord and...

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Page 12: ...ctor 2 A 1 2 or larger shut off valve should be installed upstream from the dishwasher 3 All models have a built in flow control The incoming hot water supply must supply no less than 25 95psi flowing pressure 4 The hot water supply must provide a minimum of 140 F measured at the dishwasher for the 40 F rise booster For the 70 F rise booster the hot water supply must provide a minimum of 110 F mea...

Page 13: ... the end of the drain hose for the drain connection 3 The maximum drain flow is 15 gpm NOTE The dishwasher drains in 8 seconds and drain water exits the hose with considerable force CAUTION Do not connect the drain hose to a disposer The dishwasher will not drain correctly 4 The drain hose is clamped to the rear of the machine to provide a goose neck bend DO NOT remove this clamp 5 Connect the dra...

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Page 15: ...y connections are complete and that the dishwasher is in its permanent location 3 Inspect the flexible drain hose and hot water fill hose to ensure they are not kinked 4 Check the chemical supply containers to ensure they are full 5 Check the spray arms are in place and that they spin freely 6 Fully close the dishwasher door 7 Turn hot water supply on and check for leaks Install Scrap Screen ...

Page 16: ...n the left center of the machine To Fill the Booster 1 Remove the lower front access panel 2 Locate the booster service switch and note the 3 switch positions indicated on the switch label 3 Turn the main power supply on Verify correct voltage at MTB 4 Press and hold the booster service switch down to fill the booster 5 Continue to hold the switch down until you hear the water flowing inside the d...

Page 17: ... dishwasher starts and the green cycle light illuminates 10 Check the temperature gage to confirm that it displays the correct incoming hot water temperature 11 When the dishwasher stops flip the POWER switch down to the O position The green cycle light illuminates as the dishwasher begins the drain cycle 12 The green cycle light goes out when the machine has drained completely 13 The initial star...

Page 18: ...and a strainer 3 Pick up tubes are marked detergent and rinse aid Make sure the pick up tubes are placed in the correct chemical supply container chemicals supplied by others 4 The chemical dispensers require non chlorinated liquid detergent and rinse aid Your chemical supplier must adjust the dispensers for the supplied product 5 Chemical containers must be placed as close to the dishwasher as po...

Page 19: ...ergent and rinse aid pick up tubes in the correct chemical supply container 3 Open the dishwasher door 4 Press and hold the PRIME switch up to prime the detergent 5 Watch the detergent injection point located on the right side wall of the machine until chemical enters the machine 6 Press and hold the prime switch down for 30 seconds to prime the rinse aid Chemical Injection Point ...

Page 20: ... corner of the machine 3 Remove the lower front access panel and identify the control circuit board cover Trim Potentiometers Each dispensing trim potentiometer is labeled on the cover 4 Insert a small screwdriver into an access hole 5 Turn the trim potentiometer clockwise to increase the amount of dispensed chemical or counter clockwise to reduce the dispensed chemical NOTE The water level may be...

Page 21: ... run 1 empty cycle before inserting your first rack of dishes 3 Prescrap and load wares into the appropriate dishrack NOTE Do not overload dishrack Load wares in a peg rack load silverware in a single layer in a flat bottom dishrack Overloading dishrack will result in poor washing results NOTE Wait until the wash temperature gauge reads 150 F for high temp models or 140 F for low temp models 4 Ope...

Page 22: ...Wash Cycle Model 501HT Only The extended wash cycle is ideal for pots pans and heavily soiled items 1 Follow STEPS 1 5 of the Normal Wash Cycle 2 Wait 10 seconds to allow detergent to enter into the dishwasher 3 Press the EXT WASH switch The light above the EXT WASH switch illuminates indicating that the dishwasher is in a continuous extended wash mode 4 Press the EXT WASH switch again to take the...

Page 23: ...eaned on a regular scheduled basis Daily End of the Day 1 Flip the POWER switch to the O position and close the door to drain the tank The green in cycle light will illuminate indicating the machine is in the drain out cycle This will last 90 seconds 2 After the green in cycle light goes out open the door and remove both the upper and lower spray arms by unscrewing the knurled fastener while holdi...

Page 24: ...remove any debris from spray nozzles Do not strike the spray arms against solid objects 5 Reinstall the scrap screen 6 Wipe the exterior of the dishwasher clean using a soft cloth and mild detergent 7 Leave the dishwasher door open overnight to allow the inside to dry Clean Wash Nozzles and Bearings ...

Page 25: ...ntent of your water Inspect your machine interior for lime deposits If deliming is required a deliming agent should be used for best results DANGER Deliming solution or other acids must not come in contact with household bleach sodium hypochlorite or any chemicals containing chlorine iodine bromine or fluorine Mixing will cause hazardous gases to form Skin contact with deliming solutions can cause...

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Page 27: ...dule The best maintenance you can perform is to keep your dishwasher clean Before and During Operation Check the temperature gauges during operation to ensure the proper temperatures are maintained Check the chemical supply container level and replace if necessary ...

Page 28: ...d spray pressure Clogged scrap screen Clean and or replace screen Clogged spray arms Clean and or replace spray arm Poor wash results Wash water temperature too low Svr Agent adjusts thermostat Wares incorrectly loaded in rack Reload dishracks per srv manual No detergent Detergent pump set incorrectly Chemical rep calibrates setting Pick up tube in wrong container Flush line then insert in deterge...

Page 29: ...erminal Board Chemical Control Board _____________________ 41 Rinse Aid Dispensing Pump ___________________________________ 43 Detergent Dispensing Pump ___________________________________ 45 Control Panel 201 401 ______________________________________ 47 Control Panel 501 __________________________________________ 49 Door Assy _________________________________________________ 51 Panel Assy_______...

Page 30: ...9 2 0512341 IMPELLER HOUSING COVER 1 3 107435 NUT M6 1 4 0501501 WASHER LOCK M6 1 5 0501478 WASHER PLAIN M6 1 6 0512345 IMPELLER 1 7 H36355 SEAL 1 8 107337 NUT M4 0x0 70 9 9 H36356 FLANGE REAR PUMP 1 10 0512101 PUMP ASSEMBLY COMPLETE 1 11 0512347 CAPACITOR 1 Wash Pump Motor Assy ...

Page 31: ...25 Service Replacement Parts 1 2 6 3 4 5 7 8 9 10 11 Wash Pump Motor Assy ...

Page 32: ... 13 16 2 3 4 MAX S S 2 12 0501501 WASHER SPLIT LOCK 1 4i 304SS 4 13 0501539 NUT HEX SS 1 4 20 4 14 0503718 FOOT ADJUSTING 1 15 0501411 SCREW 10 32 X 1 4 RH SLOT SS 1 16 0501379 SWITCH 15A 1 17 0312096 BRACKET DOOR SWITCH 1 18 112612 THERMISTOR 10k 2 WIRE ASSY 501 Only 2 19 0312144 BRACKET WASH PUMP 1 20 0502571 CLAMP HOSE GEAR HOSE 1 1 2 SS 2 21 0512118 HOSE PUMP SUCTION 1 22 0512119 HOSE PUMP DIS...

Page 33: ...27 Service Replacement Parts 2 3 4 23 28 6 18 7 8 9 10 12 13 14 5 17 15 16 19 22 20 11 21 24 25 Wash Tank Drain Scrap Screens ...

Page 34: ...1 9 0501501 WASHER SPLIT LOCK 1 4i 304SS NOT SHOWN 3 10 108954 NUT GRIP 6X32 NYLON INSERT SS 2 11 113604THERMOSTAT HIGH LIMIT 1 12 0508840 BUSHING 3 4MPT X 3 8FPT BRASS 2 13 0502653 ELBOW 90 DEGR 3 8MPTX1 2 HOSE 2 14 0503679 CLAMP SS GEAR MIN 5 16 MAX 7 8 6 15 107417 HOSE RUBBER 1 2ID X 84OD 9 16 0572297 COUPLER 1 2 HOSE X 3 4 NPT 501 HT ONLY 1 17 102525 TEE 501 HT ONLY 1 18 100184 NIPPLE 3 4 NPT ...

Page 35: ...29 Service Replacement Parts 1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 14 15 17 18 14 13 12 19 15 20 Built in Electric Booster 201HT 401HT 501HT ...

Page 36: ... S S 4 4 0501373 1 SWITCH 3 POST TOGGLE W KEYWAY 1 5 0501412 SCREW 10 32 X 3 8 PAN HD PH S S 2 6 109069 THERMOSTAT BOOSTER P N 0512108 WILL REPLACE IN 2007 1 7 107369 CONTACTOR 2 POLE 120V 1 8 0501412 SCREW TRUSS SLOT SS 10 32 X 3 8 2 9 0510648 1 LABEL SWITCH 1 10 0501450 SCREW NIBS RH 6 32 X 3 16 PHIL SS 1 Lower Base Electrical Components ...

Page 37: ...31 Service Replacement Parts 4 1 5 6 2 3 7 8 9 10 TO BOOSTER TO W ASH TANK Lower Base Electrical Components ...

Page 38: ...ANGE 1 4 20 X 3 8 SS 4 3 0300065 SUPPORT VALVE 1 4 0300203 CLAMP VALVE 1 5 0502618 HOSE BARB 1 2 X 3 8 MPT 1 6 0503679 CLAMP SS GEAR MIN 5 16 MAX 7 8 1 7 0509526 HOSE 1 2 X 7FT FEM GARD ADAPT 1 8 505320 WASHER 1 O D GARDEN HOSE 1 9 0504952 VALVE FILL 5 0 GPM BREAKDOWN ON PG 34 35 1 Fill Piping ...

Page 39: ...33 Service Replacement Parts Fill Piping ...

Page 40: ... 5 0 GPM 1 2 0502803 SCREEN SOL VALVE STRAINER 1 3 0502804 GASKET CAP 1 4 0504958 WASHER FLOW 5 0 GPM 1 5 0502811 KIT REBUILD 1 6 0505229 GUIDE 1 7 0501406 SCREW SLOT SS RH 8 32 X 1 2 3 8 0505235 COIL 115V 60HZ 10W 1 9 0502807 GASKET 1 Fill Valve Assy ...

Page 41: ...35 Service Replacement Parts 1 2 3 4 9 5 6 7 8 Fill Valve Assy ...

Page 42: ...08867 CHUTE INLET INJ MOLDED 1 4 0507709 WASHER FLAT 10 SS 4 5 0503722 NUT HEX 10 32 SS 6 6 0502666 HOSE 1 8ID X 1 4OD PVC RINSE AID AND SANITIZER PUMP 8 ft 7 0502667 HOSE 1 4ID X 3 8OD PVC DETERGENT PUMP 8 ft 8 107417 HOSE RUBBER 1 2ID X 84OD 5 ft 9 0308822 CLIP HOSE 1 Fill Chute Assy ...

Page 43: ...37 Service Replacement Parts 9 5 4 3 2 8 1 7 6 FROM RINSE AID AND SANITIZER PUMPS FROM DETERGENT PUMP FROM TOP OF BOOSTER OR FILL VALVE Fill Chute Assy ...

Page 44: ...SHOWN INCL 8 9 11 26 2 13 0512133 O RING 2 1 8 OD X 1 3 4 ID X 3 16 327 SILICONE 2 14 100194 NUT GRIP 10 32 1 15 0512104 FLAP DRAIN 1 16 0512126 SPRING TORSION 1 17 0512130 O RING 106 2 18 0512128 SHAFT DRAIN FLAP 1 19 104883 SCREW 6 32 X 3 8 RD HD SS SLOT 2 20 0512123 MOTOR DRAIN 115V 1 21 0512127 GASKET DRAIN 1 22 0501412 SCREW TRUSS SLOT SS 10 32X3 8 1 23 0512103 MANIFOLD LOWER F D 1 24 0512066...

Page 45: ...39 Service Replacement Parts Sprayarm Assy ...

Page 46: ...5 SCREW 6 32 X 1 2 ROUND HD PHI 1 8 0512105 TIMER SOLID STATE 1 9 0312339 COVER ENCLOSURE ELEC CONN 1 10 0509527 BLOCK TERMINAL FOR 3 PH 501HT ONLY 4 0504951 BLOCK TERMINAL FOR 3 PH UNITS 3 11 0501412 SCREW TRUSS SLOT SS 10 32X3 8 1 12 0503592 LABEL GROUND 1 13 0501403 SCREW BRASS RH 10 32X3 4 SLOT 1 14 0312338 BASE ENCLOSURE ELEC CONN 1 15 0501493 WASHER LOCK 10 EXT TOOTH BR 1 16 0501533 NUT BRAS...

Page 47: ...41 Service Replacement Parts 3 1 4 5 7 8 12 10 11 9 13 14 15 16 6 2 17 Main Terminal Board Chemical Control Board ...

Page 48: ... ASSEMBLY 1 4 0501519 TIE NYLON 4i 2 5 0505483 LABEL RINSE AID 1 0503694 LABEL SANITIZER 1 6 0306363 TUBE 1 2IDX11 7 8LG STIFFENER 1 7 0501869 STRAINER 1 8 0504822 SCREW 8 32 X 1 2 PAN HD PH S S 1 9 0506589 SCREW PAN 6 32X7 8 SS PHILLIP 2 10 0502666 HOSE 1 8ID X 1 4OD PVC A R Rinse Aid and Sanitizer Dispensing Pump ...

Page 49: ...43 Service Replacement Parts Rinse Aid and Sanitizer Dispensing Pump ...

Page 50: ... PERISTALIC 1 3 114202 TUBE ASY SANTOPRENE 1 4IDX8 25 1 4 0501519 TIE NYLON 4i 1 5 0502644 ELBOW 1 4 HOSE BARB 1 6 0501519 TIE NYLON 4i 4 7 0502667 HOSE 1 4ID X 3 8OD PVC 12 8 0503695 LABEL DETERGENT 1 9 0306363 TUBE 1 2IDX11 7 8LG STIFFENER 1 10 0501869 STRAINER 1 Detergent Dispensing Pump ...

Page 51: ...45 Service Replacement Parts 10 9 8 7 6 5 4 3 2 1 Detergent Dispensing Pump ...

Page 52: ... LED 2VDC 501HT ONLY 1 3 0512372 PUSHBUTTON GREEN 1 3A 0512217 HOUSING SWITCH 1 3B 0512216 CONTACT MOMENTARY 1 4 0512226 SWITCH ROCKER ROUND SPDT MOMENTARY 1 5 0512107 THERMOMETER 1 6 0512115 LABEL 201HT 201HTN 401HT 401HTN 1 6A 0512329 LABEL 201LT 1 7 0501408 SCREW TRUSS SLOT 8 32 X 1 4 4 8 0312183 PANEL CONTROL FRONT 1 9 0503580 NUT 10 32 4 ...

Page 53: ...47 Service Replacement Parts 1 2 6A 4 6 9 3 3A 3B 5 8 Left Lower Front panel 7 Control Panel 201 401 ...

Page 54: ...512372 PUSHBUTTON GREEN 1 5 0512215 PUSHBUTTON WHITE 1 6 0512226 SWITCH ROCKER ROUND SPDT MOMENTARY 1 7 0512113 LABEL 501HT ONLY 1 7A 0512329 LABEL 501LT 1 8 0501408 SCREW TRUSS SLOT SS 8 32 X 1 4 1 9 0312183 PANEL CONTROL CABINET 1 10 0501412 SCREW 10 32 X 3 8 4 11 0501563 SCREW 8 X 3 8 4 12 0512107 PANEL REAR 1 13 0501563 DISPLAY BOARD DIGITAL 1 14 0503580 NUT 10 32 4 15 0512357 SPACER 2 ...

Page 55: ...49 Service Replacement Parts 1 5 3 4 3 6 7 7A 15 14 14 10 11 12 13 9 8 2 Control Panel 501 ...

Page 56: ...72 HANDLE DOOR 501HT ONLY 2 0501408 SCREW TRUSS SLOT SS 8 32 X 1 4 2 3 0712164 DOOR WELDED ASSY 1 4 0712162 1 HINGE RH ASSY 1 5 0501476 WASHER SS 9 32 X 5 8 OD 1 6 0501422 BOLT HEX SS 1 4 20 X 1 1 2 1 7 0512122 SPRING DOOR 2 8 0712162 HINGE LH ASSY 1 Door Assy ...

Page 57: ...51 Service Replacement Parts 1 2 3 4 5 6 7 8 Door Assy ...

Page 58: ...0312372 PANEL FRONT 501HT ONLY 3 100779 SCREW 1 4 20X5 8 TRUSS SS PHIL 2 4 108826 GROMMET 2 5 0312174 PANEL RH SIDE 1 6 0501412 SCREW TRUSS SLOT SS 10 32X3 8 2 7 0312191 PANEL BACK 1 8 0312212 HOOD MOYER DIEBEL 1 9 0501478 WASHER 17 64IDX9 16 OD18G SS 4 10 0501539 NUT HEX SS 1 4 20 4 11 0312175 PANEL LH SIDE 1 Panel Assy ...

Page 59: ...53 Service Replacement Parts 4 2 3 3 4 5 6 7 6 6 8 9 6 10 11 Panel Assy ...

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Page 61: ...55 Service Replacement Parts Electrical Schematics Electrical Schematics ...

Page 62: ...56 Service Replacement Parts Electrical Schematics ...

Page 63: ...57 Service Replacement Parts Electrical Schematics ...

Page 64: ...58 Service Replacement Parts Electrical Schematics ...

Page 65: ...59 Service Replacement Parts Electrical Schematics ...

Page 66: ...60 Service Replacement Parts Timer Chart Timer Charts ...

Page 67: ...61 Service Replacement Parts Timer Charts ...

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Moyer Diebel 201HT, Installation Manual With Service Replacement Parts

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