Alliance Laundry Systems HTEB17-N2802 Service Manual Download Page 70

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801774

Section 3 Troubleshooting (MDC Models – Dryer Control)

43. DRYER DOOR OPEN

(1)

(2)

(3)

YES

DRY1876S

(1)

NOTE: Conduct all tests
with the door closed .

Replace

resistor.

Does resistor

at H2-2 and H2-5

read proper ohms?

Replace

electronic

control.

Is there

voltage across

terminals H2-1 and

H2-6?

Is there

voltage on the

N.O. terminal of the

door switch to a

neutral wire?

Correct wiring

between door

switch and

control. Also

check neutral

supply to control.

Check operation

of the door

switch.

Replace if

necessary.

Is there

voltage on the

COM terminal of

the door switch to

a neutral wire?

Correct wiring to

door switch.

YES

Summary of Contents for HTEB17-N2802

Page 1: ...www alliancelaundry com SWD445C Part No 801774R2 October 2015 Service Commercial Stacked Washer Dryers Refer to Page 3 for Model Numbers ...

Page 2: ......

Page 3: ...y or Burner Does Not Shut Off 21 15 Clothes Do Not Dry in Dryer 21 16 Clothes Are Too Hot When Removed From Dryer 22 17 Excessive Chattering Or Vibrating Noise in Dryer 22 18 Excessive Humming Or Whistling Noise in Dryer 22 NetMaster and MDC Models Washer Control 19 Error Code Listing 23 20 Microwand Does Not Communicate With Washer Control 24 21 Coins Ignored When Entered in Washer Coin Drop 25 2...

Page 4: ...2 Lint Filter 130 83 Dryer Loading Door 130 84 Dryer Inner and Outer Door Panels and Door Pull 131 85 Dryer Door Strike 131 86 Dryer Door Seal 132 87 Dryer Front Panel and Panel Seal 133 88 Dryer Door Switch 133 89 Dryer Door Catch 133 90 Dryer Door Hinge 135 91 Dryer Hold down Clips and Locators 135 92 Burner System Components Gas Models 136 93 Burner Housing and Heat Shroud Gas Models 138 94 Lim...

Page 5: ...c HTGB19 N0902 X Gas HTGT19 N0902 X Gas HTGX19 N0902 X Gas HTGY19 N0902 X Gas HTGZ19 N0902 X Gas NTEL17 N4064 X Electric NTEX17 N4064 X Electric NTEX17 N4067 X Electric NTGL19 N4067 X Gas NTGX19 N4067 X Gas STEA17 N4350 X Electric STEF17 N4350 X Electric STEX17 N3000 X Electric STEX17 N3020 X Electric STEX17 N3069 X Electric STEX17 N3300 X Electric STEX17 N4064 X Electric STEX17 N4350 X Electric S...

Page 6: ...4 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 7: ... instructions IMPORTANT The word IMPORTANT is used to inform the reader of specific procedures where minor machine damage will occur if the procedure is not followed NOTE The word NOTE is used to communicate installation operation maintenance or servicing information that is important but not hazard related In the interest of safety some general precautions relating to the operation of this machin...

Page 8: ... technician and using authorized factory parts To reduce the risk of electric shock fire explosion serious injury or death Disconnect all electric power to the machine and accessories before servicing Close gas shut off valve to gas dryer before servicing Never start machine with any guards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ...

Page 9: ...e from whom the machine was purchased or contact Alliance Laundry Systems at 920 748 3950 for the name and address of the nearest authorized parts distributor For technical assistance call 920 748 3121 Nameplate Location When calling or writing about your product be sure to mention model and serial numbers Model and serial numbers are located on nameplate s as shown Nameplate ...

Page 10: ...Dryer Works SWD645N WASHER DRYER Pressure Switch Located inside control cabinet Electronic Control Mounted to back side of control panel Electric Drain Pump Motor Outer Tub Inner Basket Mixing Valve Exhaust Fan Inverter Control Mounted to base of washer Motor Cylinder Air Duct Lint Filter Heating Element Electric Models ...

Page 11: ... consists of agitation for a predetermined amount of time then a spin mode with the pump running where the machine goes into a series of 4 short 500 RPM spins Two of these rinse cycles will normally take place with a third extra rinse cycle being optional After all the rinse cycles have been completed the washer goes into a final high spin cycle to extract as much water as possible from the clothi...

Page 12: ...10 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 13: ...ht Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Section 3 Troubleshooting 1 TROUBLESHOOTING COIN DROP When coin is placed into coin slot the coin should roll down drop and be heard dropping into coin vault If coin does not fall into coin vault or if coin drop sensor does not register that coin has been entered follow troubleshooting instructions on following page Refer to Figure 1 for path...

Page 14: ...er to wiring diagram for proper connections Yes No Yes SWD1686S Is proper electrical power supplied to coin drop Incorrect electrical connection may prevent coins from registering in coin drop Is coin drop clean Residue or lint build up may prevent coins from following through required check stages of drop Refer to Paragraph 113 for instructions on cleaning drop Replace coin drop Refer to Installa...

Page 15: ...connect electric power before servicing motor W502 WARNING Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT 2 WASHER MOTOR CIRCUIT 3 TROUBLESHOOTING KNOCKING NOISE If a frontload washer produces a noise similar to a knock on a door it might be due to a flat spot on the belt The knocking sound is made when the flat spot hits the pulley The knocking may occur during a pulse spin and fa...

Page 16: ...14 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 17: ...cuit breaker s The dryer itself does not have an electrical fuse Check both fuses for electric models Loading door not closed Close door Inoperative door switch Test switch and replace if inoperative Motor starting functions inoperative Does not start or motor just hums Refer to Paragraph 115 to check start switch and start windings Motor is dead will not run Refer to Paragraph 115 to check start ...

Page 18: ...ING SMELL CYCLES ON MOTOR THERMAL PROTECTOR POSSIBLE CAUSE TO CORRECT Incorrect Voltage Refer to nameplate in door well for correct voltage Refer to Installation Instructions supplied with dryer for electrical requirements Clothes load too large Remove part of load A normal washer load is a normal dryer load Maximum load dryer cylinder one half full of wet clothes Clothes cylinder is binding Check...

Page 19: ...or binding and out of round condition Check front and rear bulkheads for warping Check cylinder rollers for binding Check cylinder seals and glides for wear or damage Broken weak or disconnected idler lever spring Replace or reconnect spring Refer to Figure 56 Belt routed on wrong side of idler lever Reroute belt Refer to Figure 55 Oil on cylinder Wipe oil from cylinder Belt is inside out Reinstal...

Page 20: ...stat Test thermostat and replace if inoperative Inoperative drive motor switch Test switch and replace if inoperative Electric Models Inoperative heater assembly Test heater assembly and replace if cold Ohms do not read between 9 and 10 5 Ohms Electric Models Inoperative thermal fuse Test thermal fuse and replace if inoperative Gas Models Insufficient gas supply Check gas shut off valve in dryer a...

Page 21: ... flapper restricted Refer to Installation Instructions supplied with dryer for exhaust requirements Burner heat not holding sensor contacts open Replace sensor or correct gas supply problem Insufficient gas supply Check gas supply and pressure Make sure gas shut off valve is turned on Cracked igniter Replace igniter and bracket Inoperative or intermittent gas valve coils Check coils and replace ap...

Page 22: ...n limit thermostat Momentarily connect a jumper wire across thermostat terminals If heater element heats or burner ignites when jumper wire is connected refer to Paragraph 13 Gas models Sensor contact closing Replace sensor Paragraph 92 step e or adjust burner flame Refer to Paragraph 112 Inoperative cycling thermostat Test thermostat and replace if inoperative Broken loose or incorrect wiring Ref...

Page 23: ...stop Refer to Paragraph 7 Incorrect wiring Refer to wiring diagram Heater assembly shorted Remove heater assembly and check for short POSSIBLE CAUSE TO CORRECT Heater assembly does not heat or burner does not ignite Refer to Paragraph 8 Too much water in articles being dried Remove excess water Laundry load too large Remove part of load A normal washer load is a normal dryer load Maximum load Drye...

Page 24: ...r exhaust requirements Clothes are removed from dryer before cycle has completed Allow the dryer to complete the cycle through the cool down to the OFF position Inoperative cycling thermostat Test cycling thermostat and replace if inoperative Inoperative seals air leaks Check and replace any inoperative seals in the following areas 1 Seal between loading door and front panel 2 Seal between front p...

Page 25: ...o reset the motor control by powering it down It will try resetting three times before setting the error code Common causes fuse blown on motor control board wiring to motor control incorrect This is a fatal error E FL Fill error This error code occurs if the pressure switch fails to open in 30 minutes in any fill agitate cycle This is a fatal error door Door Open Indicator This error code occurs ...

Page 26: ...m the Microwand closer and try again No Yes Does the Microwand prompt Control Mismatch error Is there any control response Yes Check the following Microwand battery voltage Blockage of IR window on control Attachment of IR cup to Microwand No Make sure Microwand selection was for the proper machine type and control generation type Yes No Does the electronic control display E OF or C C Communicatio...

Page 27: ...eset control to ready mode Yes No Is H7 connector properly seated on the control board No Properly reseat connection and conduct diagnostic test again Yes From the coin drop is the 3 pin connector properly plugged in Yes No Properly reseat connection and conduct diagnostic test again Are the wires exiting the coin drop optical sensor cracked or broken Replace electronic control Replace the coin dr...

Page 28: ...nit into an outlet and check for proper supply voltage No Yes 1 No Is there 24 Volt AC at the output side of the transformer Refer to machine serial plate for correct voltage Is there 220 240 VAC or 120 VAC to the primary of the transformer No No 2 3 Check wiring to the primary of the transformer Yes Yes Correct wiring between transformer and control board Replace transformer Make sure H1 connecto...

Page 29: ...g NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO VISIBLE DISPLAY ON WASHER CONTROL 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 1 2 3 ...

Page 30: ...AC across H4 5 and H6 5 on the control board 1 2 Yes Replace the electronic Control Board No Is there 220 240 VAC or 120 VAC to the blu blk input wire to the door switch on the lock assembly Replace the Door Lock Assembly Yes No Is there 220 240 VAC or 120 VAC at the input blk wire coming into the secondary door switch 3 Replace the secondary door switch assembly Correct wiring to the secondary do...

Page 31: ...g NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER WILL NOT START DOOR DISPLAYED 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 3 2 1 ...

Page 32: ... COPY or TRANSMIT 24 WASHER WILL NOT START E DL ON DISPLAY Is there 220 240 VAC or 120 VAC across terminals H4 4 and H6 5 on the electronic control 1 No Yes Washer will not start Vend satisfied Replace the electronic control board Replace the door lock assembly FLW1697S Refer to machine serial plate for correct voltage 1 ...

Page 33: ...ing NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER WILL NOT START E DL ON DISPLAY 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 1 ...

Page 34: ...als H1 1 and H9 4 on the motor control 1 2 Yes Yes Correct wiring from pressure switch or replace pressure switch Is there 220 240 VAC or 120 VAC across terminals H9 6 to H1 1 hot and H9 3 to H1 1 cold Yes No No Replace motor control board Replace mixing valve 3 Is there 220 240 VAC or 120 VAC across mixing valve solenoid s No Replace motor control Is the door locked Refer to Washer Will Not Start...

Page 35: ...er and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER WILL NOT FILL MACHINE EMPTY NO E SP ON DISPLAY 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 3 1 2 2 ...

Page 36: ...40 VAC or 120 VAC to the over level terminal on pressure switch to neutral Yes No Replace inoperative pressure switch Is there 220 240 VAC or 120 VAC across the coil of either the hot or cold water solenoid Yes No Check for improper wiring and replace inoperative pressure switch if necessary Replace inoperative water valve 1 2 FLW1699S Refer to machine serial plate for correct voltage 1 2 ...

Page 37: ...bleshooting NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER OVERFLOWS 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 2 2 1 ...

Page 38: ...HT BLK and the WHT wire going to the pump Is there 220 240 VAC or 120 Volts from H6 2 to H6 5 on the machine control NOTE Check at beginning of spin drain portion of cycle If the pump does not operate check for obstruction and replace if necessary Correct wiring between pump and machine control Replace machine control 1 2 No Yes No Yes FLW1692S Refer to machine serial plate for correct voltage 1 2...

Page 39: ...ooting NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER PUMP DOES NOT OPERATE 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 2 1 ...

Page 40: ... Yes 2 1 3 4 No Correct wiring from electronic control to motor control Is there continuity through each wire of the harness from H2 on the electronic control to H7 on the motor control Yes Change the motor control Change the harness Restart machine and check voltage Is there 220 240 VAC or 120 VAC across terminals H6 5 and H6 6 on the electronic control Is the fuse loose or blown on the motor con...

Page 41: ...ster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT SERIAL COMMUNICATION ERROR E SP ON WASHER DISPLAY 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 3 2 1 4 ...

Page 42: ... 29 WASHER MOTOR DOES NOT RUN E DF ON DISPLAY Motor does not run E df on display 1 No Is there continuity between motor terminals Refer to values at right Yes Check motor plug or replace motor control Replace motor FLW1702S Motor Resistance Values Tach Circuit Approx 115 ohms Terminals 4 5 Windings Approx 4 5 ohms Terminals 1 2 1 3 2 3 1 ...

Page 43: ...g NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER MOTOR DOES NOT RUN E DF ON DISPLAY 220 240 VAC or 120 VAC 50 60 Hz SEE MACHINE SERIAL PLATE Models with 220 240 VAC 801336 1 ...

Page 44: ...ASHER WILL NOT HEAT OP OR SH DISPLAYED No Yes 2 1 Check wiring to thermistor Measure resistance at connector H3 on electronic control Is resistance value between 500 and 35 000 ohms Measure resistance at thermistor Is resistance value between 500 and 35 000 ohms Replace electronic control Replace thermistor heater assembly Yes No FLW1705S 1 2 ...

Page 45: ...801774 43 Section 3 Troubleshooting NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER WILL NOT HEAT OP OR SH DISPLAYED 801110R3 2 1 ...

Page 46: ...Yes Replace heater s Verify water temperature is less than selected cycle temperature set point Is there 230 volts across terminals A1 A2 on the heat relay No Yes No Correct wiring between the heat relay coil and the electronic control or replace board Is the pressure switch satisfied The heater will not come on until the pressure switch is satisfied No Yes Are there 4 dashes on display indicating...

Page 47: ... Troubleshooting NetMaster and MDC Models Washer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT WASHER WILL NOT HEAT MODELS EQUIPPED WITH HEATER 3 PHASE HEATER MACHINES ONLY 801110R3 2 1 1 1 1 1 1 ...

Page 48: ...46 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 49: ...in EI 05 Invalid or Out of Range Data Wrong machine type Before downloading ensure data is for current machine type EI 06 Invalid Data Code Wrong machine type Before downloading ensure data is for current machine type EI 07 Error Writing to RTC Control failure Control may need to be replaced EI 08 Error Writing to EEPROM Control failure Control may need to be replaced EI 09 CRC 16 Error Communicat...

Page 50: ...tents to PC and clear card for re use EC 25 Card Reader Malfunction Bad Card Reader Card Reader may need to be replaced EC 26 Card Write Error Try card again If error persists card may be bad EC 27 Diagnostic Test Card Write Failure Bad Card Reader Card Reader may need to be replaced EC 28 Diagnostic Test Card Read Failure Bad Card Reader Card Reader may need to be replaced EC 29 Diagnostic Test M...

Page 51: ...ssible causes are shorted thermistor short in wiring between control and thermistor or control E 00 General Error Re aim Micro wand and try again E 01 Proximity Error Micro wand is improperly aimed at infrared communicator angle or distance Re aim Micro wand and try again E 02 IR Communication Disconnection Micro wand removed before communication complete Re aim micro wand and try again E 05 Inval...

Page 52: ...n the control firmly seated in its receptacle Is the 3 pin connector between the coin drop and the control connected correctly Are wires exiting coin drop optical sensor cracked or broken Start coin drop diagnostic test Replace coin drop If problem still exists replace the control Exit diagnostic testing and reset control Reconnect and run diagnostic test again Replace electronic control Coins Ign...

Page 53: ...nication again Check the following Low battery on microwand Is the IR window covered or blocked on the control If needed replace the electronic control Is the IR cup properly attached to the microwand Communication sequence checks out Check the following Was IR communication disabled by manual programming Is there a response of any kind from the electronic control Does the control respond Does the...

Page 54: ...ntrol Replace the transformer Are there 24 volts AC across terminals H1 3 and H1 1 on the control Correct wiring to the primary of the transformer Make sure the machine is plugged in and power is on Are there 24 Volts AC across the secondary of the transformer Are there 120 or 240 volts AC to the primary of the transformer 1 2 3 NO YES YES YES NO NO NOTE Refer to wiring diagram for primary voltage...

Page 55: ...801774 53 Section 3 Troubleshooting NetMaster Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO DISPLAY ON DRYER CONTROL 3 2 1 DRY352S_ ...

Page 56: ...esistor Does resistor at H2 2 and H2 5 read proper ohms Replace electronic control Is there voltage across terminals H2 1 and H2 6 Is there voltage on the N O terminal of the door switch to a neutral wire Correct wiring between door switch and control Also check neutral supply to control Check operation of the door switch Replace if necessary Is there voltage on the COM terminal of the door switch...

Page 57: ...801774 55 Section 3 Troubleshooting NetMaster Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT DRYER DOOR OPEN 3 1 2 DRY356S_ 1 2 3 4 ...

Page 58: ...cross H2 4 and H2 6 on the control Is there voltage across H2 1 and H2 6 on the control Replace the motor Correct the wiring to the motor Replace the electronic control Refer to door open troubleshooting NOTE Checks to be made only if motor does not start and door open indicator is not on If door open indicator light is on please refer to door open trouble shooting YES 1 2 3 NO YES NO YES NO Motor...

Page 59: ...801774 57 Section 3 Troubleshooting NetMaster Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT DRYER MOTOR WILL NOT START 3 1 2 DRY358S_ ...

Page 60: ...mal fuse Is there voltage on FS 1 on the control to L2 Is there voltage on FS 2 on the control board to L2 Check for proper operation of centrifugal switch on motor Does it operate properly Replace heating element Check and replace wiring between components Replace element Check for proper air flow and operation of limit thermostat Replace thermo fuse Correct wiring between control and thermo fuse...

Page 61: ...801774 59 Section 3 Troubleshooting NetMaster Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO HEAT ELECTRIC DRYER MODELS 6 7 5 4 3 2 1 8 DRY360S_ ...

Page 62: ...ge across FS 1 and H2 3 neutral on the control Correct wiring between FS 1 and limit thermostat Is there voltage across FS 2 and H2 3 neutral on the control Make sure unit is calling for heat Check operation of thermistor Replace control Is there voltage across terminal 1 of the motor and L1 Check for proper operation of centrifugal on the motor Replace motor if necessary Correct wiring to the mot...

Page 63: ...801774 61 Section 3 Troubleshooting NetMaster Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO HEAT GAS DRYER MODELS 6 1 2 3 4 5 DRY362S_ ...

Page 64: ...62 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 65: ...cing motor W502 WARNING Troubleshooting MDC Models Dryer Control 40 ERROR CODE LISTING OP Open Thermistor Error This error code indicates a physical open in the thermistor circuit Possible causes are 1 thermistor 2 wiring between control and thermistor or 3 control SH Shorted Thermistor Error This error code indicates a short in the thermistor circuit Possible causes are 1 Shorted thermistor 2 a s...

Page 66: ...Is the 3 pin connector between the coin drop and the control connected correctly Are wires exiting coin drop optical sensor cracked or broken Start coin drop diagnostic test Refer to Production Test Cycle section of Programming manual Replace coin drop If problem still exists replace the control Exit diagnostic testing and reset control prompting for vend price Reconnect and run diagnostic test ag...

Page 67: ...801774 65 Section 3 Troubleshooting MDC Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 68: ...ol Replace the transformer Is there 24 volts AC across terminals H1 3 and H1 1 on the control Correct wiring to the primary of the transformer Make sure the machine is plugged in and power is on Is there 24 Volts AC across the secondary of the transformer Is there 120 U S or 240 overseas volts AC to the primary of the transformer 2 3 NO YES YES YES NO NO NOTE Refer to wiring diagram for primary vo...

Page 69: ...801774 67 Section 3 Troubleshooting MDC Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO VISIBLE DISPLAY ON DRYER CONTROL 1 2 3 ...

Page 70: ...stor Does resistor at H2 2 and H2 5 read proper ohms Replace electronic control Is there voltage across terminals H2 1 and H2 6 Is there voltage on the N O terminal of the door switch to a neutral wire Correct wiring between door switch and control Also check neutral supply to control Check operation of the door switch Replace if necessary Is there voltage on the COM terminal of the door switch to...

Page 71: ...801774 69 Section 3 Troubleshooting MDC Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT DRYER DOOR OPEN 2 3 4 1 ...

Page 72: ...ss H2 4 and H2 6 on the control Is there voltage across H2 1 and H2 6 on the control Replace the motor Correct the wiring to the motor Replace the electronic control Refer to door open troubleshooting NOTE Checks to be made only if motor does not start and door open indicator is not on If door open indicator light is on please refer to door open trouble shooting YES 1 2 3 NO YES NO YES NO Motor Wi...

Page 73: ...801774 71 Section 3 Troubleshooting MDC Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT DRYER MOTOR WILL NOT START 1 2 3 ...

Page 74: ... fuse Is there voltage on FS 1 on the control to L2 Is there voltage on FS 2 on the control board to L2 Check for proper operation of centrifugal switch on motor Does it operate properly Replace heating element Check and replace wiring between components Replace element Check for proper air flow and operation of limit thermostat Replace thermo fuse Correct wiring between control and thermo fuse on...

Page 75: ...801774 73 Section 3 Troubleshooting MDC Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO HEAT ELECTRIC DRYER MODELS 1 2 8 3 4 5 6 7 ...

Page 76: ...ol Correct wiring between FS 1 and limit thermostat Check for proper air flow making sure venting is not blocked and lint screen is clean Replace limit thermostat Correct wiring between limit thermostat and gas valve Refer to NOTE 1 2 3 4 5 6 YES NO NO NO NO NO NO YES YES YES YES YES Refer to Door Open troubleshooting Replace either the gas valve coils of gas valve or the sensor NOTE When calling ...

Page 77: ...801774 75 Section 3 Troubleshooting MDC Models Dryer Control Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT NO HEAT GAS DRYER MODELS 6 1 2 3 4 5 ...

Page 78: ...76 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

Page 79: ...r before servicing motor W502 WARNING Section 4 Grounding 47 WALL RECEPTACLE POLARITY CHECK Washer Power Cord Refer to Figure 2 Figure 2 W011GE3A Neutral Side Round Grounding Prong L1 Neutral Ground 0 V A C 115 12 V A C 115 12 V A C NOTE Have a qualified electrician check polarity of wall receptacle If a voltage reading is measured other than that illustrated the qualified electrician should corre...

Page 80: ...ng Never start machine with any guards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 48 GROUND WIRES FROM TERMINAL BLOCK OR POWER CORD TO REAR BULKHEAD AND FROM REAR BULKHEAD TO CONTROL HOUSING Refer to Fi...

Page 81: ...ound wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 49 WASHER GROUND CONNECTIONS Refer to Figure 5 Ground to Electronic Controls Ground to Control Panel Assembly Ground to Control Cabinet Ground Power Cord to Control Cabinet Wrapper Grou...

Page 82: ...80 801774 Section 4 Grounding Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 5 SWD1G Ground Wire from Dryer 3 1 2 4 5 6 7 8 9 ...

Page 83: ...ved during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 50 WASHER GROUND CONNECTIONS WASHERS WITH SUFFIX 4350 IN MODEL NO Refer to Figure 6 Ground to Electronic Controls Ground to Control Panel Assembly Ground to Control Cabinet Ground Power Cord to Control Ca...

Page 84: ...82 801774 Section 4 Grounding Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 6 SWD2G Ground Wire from Dryer 3 1 2 4 5 6 7 8 9 Washers with Suffix 4350 in Model No ...

Page 85: ...guards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 51 DRYER GROUND CONNECTIONS Refer to Figure 7 Terminal Block and Rear Bulkhead to Control Cabinet Motor Terminal Block to Base Motor to Base Terminal Bl...

Page 86: ...84 801774 Section 4 Grounding Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 7 DRY976S 3 1 2 4 5 6 ...

Page 87: ...nnect electric power before servicing motor W502 WARNING Section 5 Service Procedures IMPORTANT When reference is made to directions right or left in this manual it is from operator s position facing front of machine 52 TO REMOVE THE DRYER Refer to Figure 8 IMPORTANT Two people are required to perform this task a Remove all electrical gas and venting connections to dryer b Remove front access pane...

Page 88: ...ischarge problems associated with handling of electronic control will be minimized Always handle electronic control by its metal edges If a wrist strap is not available touch machine while it is plugged in before handling control to dissipate any charge a Unlock control panel Refer to Figure 9 Step 1 b Pull top of control panel away from control cabinet far enough to allow lifting control panel up...

Page 89: ...roperly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 54 CONTROL CABINET a Remove dryer Refer to Paragraph 52 b Remove screws holding control panel to control cabinet Refer to Figure 10 Remove panel c Remove screws holding control cabinet base to control cabinet Refer to Figure 10 d Remove screws holding control shield with controls attached to bo...

Page 90: ...undry Systems LLC DO NOT COPY or TRANSMIT Figure 10 SWD1150P Resistor Contactor Control Shield Transformer Pressure Switch Rear Control Cabinet Right Control Cabinet Electronic Control Left Control Cabinet Control Cabinet Base Control Panel Overlay Control Panel ...

Page 91: ...special anti static wrapping and protected by anti static foam While holding control by its metal edges remove control from foam and wrapping a Unlock control panel Refer to Figure 9 Step 1 b Pull top of control panel away from control cabinet far enough to allow lifting control panel up and off the rail support of the control cabinet Refer to Figure 9 Step 2 c Remove control panel away from contr...

Page 92: ... electrostatic charge from your body and to direct charge to an available ground By using this static protection device potential electrostatic discharge problems associated with handling of electronic control will be minimized Always handle electronic control by its metal edges If a wrist strap is not available touch machine while it is plugged in before handling control to dissipate any charge a...

Page 93: ... wiring diagram and reconnect wires to control IMPORTANT It is important to use care when handling the control 5 Reinstall control panel in control cabinet and lock control panel 57 NON ELECTRONIC COIN DROP a Removal 1 Unlock control panel Refer to Figure 9 Step 1 2 Pull top of control panel away from control cabinet far enough to allow lifting control panel up and off the rail support of the cont...

Page 94: ...er motor not grounded Disconnect electric power before servicing motor W502 WARNING 3 Slide coin drop forward all the way until front face plate of coin drop is up against the control cabinet front with the coin return stop completely through slot 4 Using a 3 8 inch square drive 7 16 inch socket with number 310P4 1 4 inch Ratchet Extension Tool reinstall both locknuts and tighten locknuts firmly 5...

Page 95: ...e mounting tool over guide wire and insert guide wire into hole in mounting tool located on notched end of mounting tool Refer to Figure 13 NOTE It is necessary to first slide opposite end of mounting tool through clearance holes in divider for easy access to guide wires Refer to Figure 13 7 Loosen nut attaching coin drop to guide wire Use mounting tool handle for increased leverage Refer to Figur...

Page 96: ...Service Procedures Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 13 DRY1970K Coin Drop Guide Pin Control Cabinet Front Overlay Mounting Tool Handle Mounting Tool Nut CK096 Mounting Tool Kit Divider ...

Page 97: ...quare drive socket size 7 16 inch fits over end of the 310P4 Extension Tool A 1 4 inch ratchet fits in the other end Refer to Figure 14 b Card reader installation 1 Carefully place card reader into opening in control cabinet front 2 Using a 3 8 inch square drive 7 16 inch socket with number 310P4 1 4 inch Ratchet Extension Tool secure card reader to control cabinet front with screws or nuts previo...

Page 98: ...pyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 14 FLW1709S Card Reader Card Reader Attaching Nut Control Cabinet Wrapper Control Cabinet Front No 310P4 1 4 Inch Ratchet Extension Tool 1 4 Inch Ratchet 3 8 Inch Square Drive ...

Page 99: ...these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING b Card reader installation 1 Carefully place card reader into opening in control cabinet front Refer to Figure 15 2 Secure card reader to control cabinet front using screws previously removed Then tighten screws firmly 3 Reco...

Page 100: ...ed Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 60 PRESSURE SWITCH a Go to rear of washer and remove screws holding rear access panel to rear of control cabinet Refer to Figure 16 b Tilt access panel back far enough to disengage bottom of access panel from opening in control cabinet c Disconnect wires from pressure switch at disconnect block d Disconnect ...

Page 101: ...801774 99 Section 5 Service Procedures Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 16 SWD1140P Control Shield Pressure Switch Screw Rear Access Panel Control Cabinet Wrapper ...

Page 102: ...lliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 17 SWD1659S Panel Locator Screw Coin Drop Nut Control Cabinet Front Overlay Screw Screw Screw Screw Control Cabinet Wrapper Control Shield Control Cabinet Front Tabs Control Cabinet Wrapper Tabs ...

Page 103: ... 17 f Remove three screws per side holding control cabinet front to front flange of control cabinet wrapper Refer to Figure 17 g Remove two screws holding control cabinet wrapper tabs to control cabinet front tabs Refer to Figure 17 h Carefully pull control cabinet front straight out and away from control cabinet wrapper Refer to Figure 17 62 CONTROL CABINET WRAPPER a Remove dryer Refer to Paragra...

Page 104: ...Section 5 Service Procedures Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 18 FLW861P Electrical Access Panel Line Filter Terminal Block Panel Filter Network Varistor Terminal Block Fitting ...

Page 105: ...ards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 64 WASHER LOWER ACCESS PANEL a While supporting the lower access panel remove two screws from bottom edge of lower access panel Refer to Figure 19 b Gentl...

Page 106: ...static foam While holding control by its metal edges remove control from foam and wrapping a While supporting the lower access panel remove two screws from bottom edge of lower access panel Refer to Figure 19 b Gently lower the access panel to disengage panel locators from bottom edge of front panel c Remove screws holding left cabinet brace to washer and remove brace Refer to Figure 20 d Remove s...

Page 107: ...WARNING 66 ELECTRIC DRAIN PUMP a While supporting the lower access panel remove two screws from bottom edge of panel and remove panel Refer to Figure 19 IMPORTANT There will always be some water that will remain in the pump and hoses Therefore before removing hoses from pump hoses must be drained to prevent water spillage b Loosen hose clamps and remove two hoses connected to electric drain pump o...

Page 108: ...es are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 67 WASHER BELT a Go to rear of machine and remove screws holding lower rear access panel to rear panel and remove access panel Refer to Figure 22 b Run belt off pulley while slowly turning pull...

Page 109: ...G VALVE NOTE Mixing valve is located on upper back right corner of rear panel Refer to Figure 23 a Shut off external hot and cold water supply and remove two inlet hoses b Go to rear of washer and remove screw holding mixing valve and plate to rear panel then remove valve and plate out through opening in rear panel Refer to Figure 23 c Remove screws holding valve to mixing valve plate Refer to Fig...

Page 110: ...erence of loading door Be sure to orientate seal with the tab in the 12 o clock position when installing the wire clamp ring to front panel Be careful not to overstretch tension spring e While supporting lower access panel remove two screws from bottom edge of lower access panel Refer to Figure 19 f Gently lower access panel to disengage panel locators from bottom edge of front panel g Using the s...

Page 111: ...4 Figure 25 B L E A C H S O F T E N E R M A X M A X SWD1654S B L E A C H S O F T E N E R M A X M A X Pull Drawer out Slightly Remove Drawer from Housing 318P4 Dispenser Drawer Tool Insert Tool FLW1190B STEP 1 Pull seal up STEP 2 Pull seal out STEP 3 Pull seal down STEP 4 Pull seal out and remove from front panel ...

Page 112: ...O NOT COPY or TRANSMIT Figure 26 DR YE R SWD1661S B L E A C H S O F T E N E R M AX M AX Door Latch Switch Attaching Screws Door Latch Switch Door Switch Wires Door Switch Wire Harness and Wires Screws Dispenser Drawer Figure 27 H205SE1A Screw Wire Clamp Ring Screw Spring Door Seal ...

Page 113: ...rvicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 70 WASHER LOADING DOOR a Unlatch and open loading door b Remove door bezel by removing screws holding door bezel to inner door and glass Refer to Figure 28 c While supporting loading door remove screws lockwashers and...

Page 114: ...l cabinet far enough to allow lifting control panel up and off the rail support of the control cabinet Refer to Figure 9 Step 2 h Remove control panel away from control cabinet as far as wires permit Refer to Figure 9 Step 3 i Reach in through control panel opening and remove two screws holding bottom front flange of control cabinet front to top flange of washer front panel Refer to Figure 17 j Wh...

Page 115: ...ry Systems LLC DO NOT COPY or TRANSMIT Figure 29 SWD1662S Notch Wire Harness Clip Door Switch Door Switch Wires Door Latch Switch Wire Harness Large Clamp When Installing Door Seal Align Connecting Hose in Vertical Position Door Seal Large Clamp Hose Tie Hose Clamp ...

Page 116: ...l around door opening Refer to Figure 25 Step 4 f Reach up between door seal and front panel Refer to Figure 26 Press in on switch locking tabs and push switch out through front panel only far enough to allow removal of wires from switch terminals IMPORTANT Refer to wiring diagram when rewiring switch 73 WASHER DOOR LATCH SWITCH a Open loading door b Carefully remove wire clamp ring from groove wi...

Page 117: ...o the belt can be tightened to the same location Refer to Figure 30 g While supporting the motor grasp the metal rod with a locking pliers and remove four bolts and washers holding motor to motor bracket refer to Figure 30 and remove motor out through front of washer NOTE Remove the back bolts and washers first then remove the front bolts and washers Motor Installation a Place new motor into washe...

Page 118: ...74 Section 5 Service Procedures Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Figure 30 SWD1663S Pivot Bolt Adjusting Bolt Wire Harness Metal Rod Rear Access To Motor Adjusting Bolt Pivot Bolt ...

Page 119: ...ter a While supporting lower access panel remove two screws from bottom edge of panel and remove panel Refer to Figure 19 b Disconnect all wires from heating element c Unscrew nut and lockwasher from center terminal of heating element until nut is at end of threaded stud Refer to Figure 31 d Using a brass or wood rod tap the threaded stud in toward washer about 1 4 inch to loosen heating element e...

Page 120: ...ng i Grasp loading door seal lip Refer to Figure 25 Step 1 NOTE To avoid damage to door seal DO NOT use pliers or sharp objects to grasp the door seal lip If lip is damaged seal will leak j Using a circular motion pull seal up Figure 25 Step 1 out Figure 25 Step 2 and down Figure 25 Step 3 k When seal releases from lip of front panel pull out and remove the seal from front panel around door openin...

Page 121: ...t electric power before servicing motor W502 WARNING IMPORTANT Always replace seal with a new seal Spray or apply a mixture of diluted laundry detergent to assist in installation of new seal The puffy side of seal should be installed to the inside For best results tap clamp ring all around while tightening screw and nut NOTE Install metal clamp ring by placing clamp ring opening at approximately t...

Page 122: ... hose Refer to Figure 29 i Go to rear of machine and remove two screws holding lower rear access panel to rear panel and remove access panel Refer to Figure 22 j Run belt off pulley while slowly turning pulley Refer to Figure 22 k Remove belt from motor shaft l Remove hole plug from rear panel to access pulley cap screw Refer to Figure 36 m Remove cap screw left hand thread lockwasher and flat was...

Page 123: ... Figure 29 n Loosen large clamp holding door seal to front of outer tub Carefully pull seal off front lip of outer tub front panel and remove door seal and hose Refer to Figure 29 NOTE Door seal installation can be improved using water or soap solution to work seal around circumference of loading door opening Be sure to install seal with the tab in the 12 o clock position o Disconnect ground wire ...

Page 124: ... 800198P Inner Basket Kit a Remove nuts washers and tension rods holding trunnion to inner basket Refer to Figure 33 b If using existing trunnion clean out old Loctite from pulley bolt threads using a 3 8 24 UNF Left Hand Tap c Dip threads of three new tension rods into lightweight oil d Insert tension rods into inner basket Refer to Figure 33 Position each rod so the rounded corner of triangular ...

Page 125: ... front and rear bearings Refer to Figure 37 b Apply a film of grease to area of shaft that will be contacting the bearing housing seal Refer to Figure 37 Make sure seal lips also are packed with grease Refer to Figure 37 c Install inner basket assembly by pushing all the way into outer tub d Install pulley flat washer lockwasher and left hand thread screw Refer to Figure 36 IMPORTANT When installi...

Page 126: ...ose Clip Pressure Switch Put All Excess Pressure Hose Slack Here Rear Panel Remove Hole Plug from Rear of Machine to Access Cap Screw Nut Outer Tub Inner Basket Pressure Hose Bearing Housing Assembly Mounting Plate and Pressure Hose Clip Inner Bolts Pulley Flat Washer To Remove Cap Screw Left Hand Thread Lockwasher Pressure Hose Clip Arm Bolts Washer ...

Page 127: ...TRANSMIT Figure 37 FLW1707S Trunnion Shaft Inner Basket Bearing Housing Assembly Apply New Grease in Lips of Bearing Housing Seal Outer Tub Apply Grease to This Area Apply Anti Seize Compound to These Areas Figure 38 FLW25K Flat Washer Pulley Bolt Tightening Fixture Pulley LeftHand Thread Screw ...

Page 128: ...amaged seal will leak i Using a circular motion pull seal up Figure 25 Step 1 out Figure 25 Step 2 and down Figure 25 Step 3 j When seal releases from lip of front panel pull out and remove the seal from front panel around door opening Refer to Figure 25 Step 4 k Working through the control panel opening remove two screws holding bottom flange of control cabinet front to top flange of front panel ...

Page 129: ... cap screw to prevent screw from loosening during operation Use a 3 8 24 UNF left hand thread tap to clean old Loctite out of pulley screw receiving hole before installing new screw This ensures that inner basket and pulley properly seat NOTE When installing new cap screw apply a thread locking compound to screw threads and torque new cap screw to 240 minimum to 260 maximum inch pounds 27 5 to 29 ...

Page 130: ...TANT When installing pulley always use a new cap screw included in kit to prevent screw from loosening during operation Use a thread tap to clean old Loctite out of pulley screw receiving hole before installing new screw This ensures that inner basket and pulley properly seat e Unscrew left hand thread screw half way f Install pulley bolt tightening fixture between the flat washer and the pulley R...

Page 131: ... electric power to the machine and accessories before servicing Close gas shut off valve to gas dryer before servicing Never start machine with any guards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING ...

Page 132: ...r to Figure 39 b Gently lower access panel to disengage panel locators from bottom edge of access panel Refer to Figure 39 c Remove two screws holding bottom tabs on front panel to dryer cabinet Refer to Figure 40 d Swing bottom of front panel away from dryer to disengage hold down clips and locators from cabinet top e Disconnect wires from door switch Refer to Figure 46 NOTE Refer to wiring diagr...

Page 133: ...not grounded Disconnect electric power before servicing motor W502 WARNING 82 LINT FILTER a Open loading door and remove screw from end of lint filter Refer to Figure 43 b Lift lint filter out of air duct paying close attention to orientation IMPORTANT When installing lint filter be sure to install the filter with the words facing the front of the dryer If filter is installed backwards lint will a...

Page 134: ... WARNING 84 DRYER INNER AND OUTER DOOR PANELS AND DOOR PULL a Remove four screws holding door assembly to hinges Refer to Figure 43 b Remove remaining screws around the door assembly and separate panels Refer to Figure 44 c Remove wedge located behind door pull by carefully prying up on center of wedge Refer to Figure 44 d Remove door pull Refer to Figure 44 85 DRYER DOOR STRIKE a Open loading doo...

Page 135: ...asher motor not grounded Disconnect electric power before servicing motor W502 WARNING 86 DRYER DOOR SEAL a Remove inner door panel from outer door panel Refer to Paragraph 84 b Grasp either end of door seal at bottom of door and remove seal from tabs on inner door panel by gently pulling on the seal Refer to Figure 45 NOTE When replacing seal be sure seal is not stretched or distorted The tab in ...

Page 136: ...igure 39 b Gently lower the access panel to disengage locators from bottom edge of front panel Refer to Figure 47 c Remove two screws holding tabs on front panel to dryer side panels Refer to Figure 40 Swing bottom of front panel away from dryer far enough to disengage hold down clips and locators from cabinet top d Disconnect wires from door switch Refer to Figure 46 NOTE Refer to wiring diagram ...

Page 137: ... dryer before servicing Never start machine with any guards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING Screw Screw Nameplate Sticker Sticker Door Catch Screw Front Panel Lower Access Panel Door Catch Hi...

Page 138: ...to Figure 48 b Remove four screws holding hinges to front panel Refer to Figure 48 91 DRYER HOLD DOWN CLIPS AND LOCATORS a While supporting the access panel remove two screws from bottom edge of access panel Refer to Figure 39 b Gently lower access panel to disengage panel locators from bottom edge of front panel c Remove two screws holding bottom tabs on front panel to dryer side panels Refer to ...

Page 139: ...ntly lower the access panel to disengage locators from bottom edge of front panel Refer to Figure 47 c Complete Gas Valve Assembly 1 Close main gas shut off valve disconnect igniter wires at disconnect blocks sensor wires from sensor terminals and wires from gas valve coils at the quick disconnect blocks Refer to Figure 49 2 Disconnect gas shut off valve from gas valve at the union nut Refer to Fi...

Page 140: ...f dryer to disengage tab from slot on left side of burner housing Refer to Figure 49 3 Carefully rotate burner tube and igniter counterclockwise so tab is at 8 o clock position 4 Move air shutter end of burner tube slightly to right and CAREFULLY remove burner tube and igniter assembly out through front of dryer 5 Remove screw holding igniter and bracket to burner tube and remove igniter and brack...

Page 141: ...screw from right side of burner housing while holding burner tube in place Refer to Figure 51 e Gently move burner tube toward rear of dryer to disengage tab from slot on left side of burner housing Refer to Figure 49 f Carefully rotate burner tube and igniter counterclockwise so tab is at 8 o clock position g Move air shutter end of burner tube slightly to the right and CAREFULLY remove burner tu...

Page 142: ...es and remove screws holding limit thermostat to burner housing gas models or element plate electric models Refer to Figure 51 95 HEATER ASSEMBLY Electric Models a While supporting access panel remove two screws from bottom edge of access panel Refer to Figure 39 b Gently lower access panel to disengage locators from bottom edge of front panel Refer to Figure 47 c Remove two screws holding heater ...

Page 143: ...int filter Refer to Figure 43 d Lift lint filter out of air duct paying close attention to orientation IMPORTANT When installing lint filter be sure to install the filter with the words facing the front of the dryer If filter is installed backwards lint will accumulate in exhaust system which can adversely affect dryer performance e Remove three screws holding the air duct to the front bulkhead in...

Page 144: ...ew and lift filter out of bulkhead d Remove screws holding air duct to front bulkhead inside cylinder Refer to Figure 53 IMPORTANT When reassembling be sure seal on exhaust fan cover makes airtight seal on flange of duct Refer to Figure 54 If the seal is installed improperly the airflow through the exhaust system will be restricted which can adversely affect dryer performance e Disconnect wires fr...

Page 145: ...fect dryer performance IMPORTANT When reinstalling motor and exhaust assembly be sure wire harness on right side is clipped to motor mounting bracket and is routed along dryer base between motor mounting bracket and right side of cabinet Refer to Figure 53 Tab on rear of motor mounting bracket must be slid into slot in dryer base Be sure the belt has been installed on the correct side of the idler...

Page 146: ...o tight 3 Loosen idler arm bolt 1 4 turn 4 Add grease between idler arm and motor mount m Impeller and housing 1 Remove screws holding cover to housing Refer to Figure 54 2 Hold motor pulley securely and unthread impeller from motor shaft right hand thread Use a 7 8 inch 6 point socket to aid in the removal of the impeller 3 Remove three screws holding the exhaust housing to the motor mounting bra...

Page 147: ...e at 10 o clock position The positioning tab on the motor should be engaged with the anti rotating notch in the motor bracket o Motor Connection Block Terminals Remove terminals from the motor wire harness connection block using No 283P4 Terminal Extractor Tool as follows 1 Insert the tool into the block on the back of the terminal being removed Refer to Figure 59 2 Apply tool pressure to compress...

Page 148: ... from cabinet top d Disconnect wires from door switch Refer to Figure 46 NOTE Refer to wiring diagram when rewiring switch e Disengage belt from motor and idler pulley Refer to Figure 55 f Remove four screws holding bulkhead to front flange of cabinet and lift complete bulkhead assembly out of slots in cabinet Refer to Figure 60 g Remove air duct assembly IMPORTANT When reassembling be sure seal o...

Page 149: ...ly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING i Front Cylinder Seal Refer to Figure 62 When installing the cylinder seal it is important to remember these two steps 1 The stitching on the seal must face towards center of dryer 2 The short flap must be glued to the bulkhead and the long flap left loose IMPORTANT The replacement seal can be adher...

Page 150: ...ect wires from door switch Refer to Figure 46 NOTE Refer to wiring diagram when rewiring switch e Disengage belt from motor and idler pulleys Refer to Figure 55 f Remove four screws holding bulkhead to front flange of cabinet Then lift complete bulkhead assembly out of slots in cabinet Refer to Figure 60 IMPORTANT When reassembling be sure seal on exhaust fan cover makes airtight seal on flange of...

Page 151: ...ngage belt from motor and idler pulleys Refer to Figure 55 NOTE When reinstalling belt be sure belt is properly installed on motor and idler pulleys and is on the correct side of the idler lever Refer to Figure 55 Belt must be positioned around center section of cylinder approximately three inches ahead of rear rib on cylinder with the ribbed surface of the belt against the cylinder Refer to Figur...

Page 152: ...der with the ribbed surface of the belt against cylinder Refer to Figure 64 After installing belt manually rotate cylinder counterclockwise to check that belt is properly aligned h Remove four screws holding bulkhead to front flange of cabinet Then lift complete bulkhead assembly out of slots in cabinet Refer to Figure 60 IMPORTANT When reassembling be sure seal on exhaust fan cover makes airtight...

Page 153: ...t off valve to gas dryer before servicing Never start machine with any guards panels removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING D405S Rear Bulkhead Attaching Screws Outlet Cover Rear Seal Exhaust Duct Screw Cy...

Page 154: ... 46 NOTE Refer to wiring diagram when rewiring switch e Disengage belt from motor and idler pulleys Refer to Figure 55 f Remove four screws holding bulkhead to front flange of cabinet Then lift complete bulkhead assembly out of slots in cabinet Refer to Figure 60 IMPORTANT When reassembling be sure seal on exhaust fan cover makes airtight seal on flange of duct Refer to Figure 52 If the seal is in...

Page 155: ...eck that belt is properly aligned f Remove four screws holding bulkhead to front flange of cabinet Then lift complete bulkhead assembly out of slots in cabinet Refer to Figure 60 IMPORTANT When reassembling be sure seal on exhaust fan cover makes airtight seal on flange of duct Refer to Figure 52 If the seal is installed improperly the airflow through the exhaust system will be restricted which ca...

Page 156: ...otor not grounded Disconnect electric power before servicing motor W502 WARNING j Electric Models 1 Remove two screws holding element and plate to heater box then pull element down and away from heater box Refer to Figure 51 2 Remove all wires from terminal block Refer to appropriate wiring diagram when rewiring terminal block 3 Remove screw holding terminal block to rear bulkhead Refer to Figure ...

Page 157: ... of front panel Refer to Figure 47 3 Remove two screws holding bottom tabs on front panel to dryer side panels Refer to Figure 40 Swing bottom of front panel away from dryer far enough to disengage hold down clips and locators from cabinet top 4 Disconnect wires from door switch Refer to Figure 46 NOTE Refer to wiring diagram when rewiring switch 5 Remove two cabinet top hold down screws Refer to ...

Page 158: ...d wires into same hole in bulkhead when reinstalling power cord 4 Disconnect molex plug and remove power cord from rear of dryer cabinet NOTE A qualified electrician should check the polarity of the wall receptacle If a voltage reading is measured other than that illustrated the qualified electrician should correct the problem Notes Figure 69 D354SE3A Ground L1 Neutral Side Dryer Power Cord 115 12...

Page 159: ...ual it is from operator s position facing front of washer 107 CABINET LEVELING LEGS a Place washer in position on a clean firm and reasonably level floor Installing the washer on any type of carpeting is not recommended b Loosen locknuts and adjust the leveling legs until the washer does not rock Refer to Figure 70 c Tighten the locknuts securely against the washer base If the locknuts are not tig...

Page 160: ... these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 108 WASHER LOADING DOOR a Open loading door b Remove door bezel to gain access to nuts Refer to Figure 71 c The loading door can be adjusted up or down somewhat by loosening screws holding door to hinge then raise or lower d...

Page 161: ...cess panel opening on rear panel a While supporting lower front access panel remove two screws from bottom edge of access panel and remove panel Refer to Figure 19 b Working through the access door opening place a locking pliers on the metal rod and loosen the two adjusting bolts Refer to Figure 72 Repeat procedure to loosen the two pivot bolts Refer to Figure 72 c Pull down on motor to increase b...

Page 162: ...g motor W502 WARNING 110 WASHER DOOR CATCH NOTE When repairing a broken or inoperative No 685430 Door Catch proceed as follows a Remove door bezel b Remove two screws and nuts holding door catch to door and remove door catch c Install new door catch and tighten screws and nuts to the point of being snug d Adjust door catch so the outside edge is aligned with the edge of the latch Refer to Figure 7...

Page 163: ...not grounded Disconnect electric power before servicing motor W502 WARNING 111 SHIPPING BRACES All stacked washer dryers when shipped from the factory are equipped with two factory installed shipping supports DO NOT remove this shipping material until after machine is placed in its final installed position Refer to Figure 74 IMPORTANT DO NOT tip or move washer once these supports have been removed...

Page 164: ...ront panel Refer to Figure 47 c Add coins or card to satisfy vend d Close the loading door Start the dryer in a heat setting refer to Operating Instructions supplied with the dryer The dryer will start the igniter will glow red and the main burner will ignite e Allow the dryer to operate for approximately five minutes then loosen the air shutter lockscrew Refer to Figure 75 f Turn the air shutter ...

Page 165: ...ing coins from rolling through coin drop blow compressed air though coin entry and along the side of the coin drop Refer to Figure 76 d Insert a coin through the coin drop If coin does not roll through drop continue with the following e Remove cotter pin from top of drop Refer to Figure 76 Save pin for reinstallation when cleaning is complete f Move metal clip closer to sensor so that it comes off...

Page 166: ...ure that pendulum swings freely Refer to Figure 79 j Check coin drop sensor for dust or dirt on eyes Wipe eyes with dry cotton swab Refer to Figure 80 IMPORTANT DO NOT use isopropyl alcohol to clean electronic sensor or eyes k Reinstall coin return on to coin drop frame l Reinstall metal clip and slide towards coin insert slot All cotter pin holes must line up m Reinstall cotter pin n Place drop o...

Page 167: ... grounded Disconnect electric power before servicing motor W502 WARNING 114 CLEANING ELECTRONIC COIN DROP NOTE The electronic coin drop should be cleaned once a year Clean the drop more often if it is exposed to high levels of residue or lint build up a Disconnect electrical power to machine and drop b Remove coin drop from machine Refer to Paragraph 58 c Move spring downward until cover catch is ...

Page 168: ...he machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING f Clean residue from coin rail with an alcohol moistened cloth Refer to Figure 84 g Clean light sensors with a soft brush or air spray duster Refer to Figure 85 h Close cover for coin drop i Move spring back over cover catch j Reinstall coin drop into machine Refer to Paragraph 5...

Page 169: ...power before servicing motor W502 WARNING Section 7 Dryer Test Procedures IMPORTANT Electrical test procedures in this service manual are performed by using a Volt Ohm meter Tests can also be performed using a multi meter or any other electrical testing equipment with which the service person is familiar 115 DRIVE MOTOR Refer to Figure 86 a Remove motor and exhaust assembly Refer to Paragraph 98 b...

Page 170: ... start switch Replace switch Refer to Section 5 Unplug the motor wire harness from the motor connection block before starting this test B Manually depress actuator Continuity broken between switch terminal 5 and terminal 3 black or copper wire C Continuity broken between switch terminal 6 and terminal 5 yellow or copper wire D Manually depress actuator Continuity exists between switch terminal 6 a...

Page 171: ... SECTION 8 for Internal Wiring of the Dryer Motor Switch Disconnect electric power to dryer before performing any of the following steps or when replacing inoperative motor switch W290 WARNING G 1 2 Ohms between terminal 3 wire and orange or copper wire on the back of switch Start Winding H 1 2 Ohms between terminal 5 wire and orange or copper wire on the back of switch I Continuity exists between...

Page 172: ...16 MOTOR SWITCH a Remove motor and exhaust fan assembly Refer to Paragraph 98 b Remove the two motor switch attaching screws Refer to Figure 92 Disconnect switch leads Remove motor switch c Remove thermal overload protector NOTE The thermal overload protector is unique to the motor from which it was removed and should only be used on that motor To reduce the risk of overheating the motor do not us...

Page 173: ...ewdriver into the slot located between top of motor switch and plastic clip Lift up on handle of screwdriver until both clip and thermal overload protector detach from motor switch Refer to Figure 88 d Attach the thermal overload protector removed in Step c to the new motor switch e Install new motor switch onto motor and reconnect motor switch leads removed in Step b Refer to Figure 92 f Test mot...

Page 174: ...booster coil The sensor triggers the current to travel around the secondary coil and through the igniter causing the igniter to get hot c Burner Circuit In approximately 30 seconds the igniter attains ignition temperature and ignition is made The heat from the burner flame causes the sensor contacts located on burner housing beside the igniter to open A circuit is then completed through the second...

Page 175: ...erminals on the dryer harness plug that would correspond to terminals 1 and 2 on the coil Figure 89 Meter should register line voltage in all Fabric settings except FLUFF which should read zero VAC g If meter does not read line voltage in step f check motor switch thermostats fabric switch accumulator or timer 119 GAS VALVE COILS CHECK Gas Models a While supporting the access panel remove two scre...

Page 176: ...er to Figure 75 d Remove wires from sensor terminals Refer to Figure 49 e Set test meter to read Ohms and put meter probes on sensor terminals Meter should read zero Ohms If meter registers an Ohm reading of any amount replace sensor 121 IGNITER CHECK Gas Models a While supporting the access panel remove two screws from bottom edge of access panel Refer to Figure 39 b Gently lower the access panel...

Page 177: ...ermal fuse and the limit thermostat 123 HEATER ASSEMBLY Electric Models a While supporting the access panel remove two screws from bottom edge of access panel Refer to Figure 39 b Gently lower the access panel to disengage panel locators from bottom edge of front panel Refer to Figure 47 c Disconnect wires from heater assembly Refer to Figure 51 NOTE Refer to wiring diagram when rewiring heater as...

Page 178: ...le supporting the access panel remove two screws from bottom edge of access panel Refer to Figure 39 b Gently lower the access panel to disengage locators from bottom edge of front panel Refer to Figure 47 c Remove two screws holding bottom tabs on front panel to dryer side panels Refer to Figure 40 Swing bottom of front panel away from dryer far enough to disengage hold down clips and locators fr...

Page 179: ...ls removed Whenever ground wires are removed during servicing these ground wires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING Section 8 Internal Wiring of Dryer Motor Switch Figure 92 R R S 2 6 4 3 5 1 MAIN START ORANGE COPPER CUSTOMER CIRCUIT OVERLOAD PROTECTOR BLUE BROWN BLACK COPPER YE...

Page 180: ...178 801774 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes ...

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