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802848

Washer Control Troubleshooting

33. Washer Will Not Heat – Open/Shorted Temperature Sensor (Heating LED

Flashing at End of Cycle) (Models equipped with heater)

Yes

Check wiring to
thermistor.

Is the

pressure switch

satisfied?

The heater will not
come on until the
pressure switch is
satisfied.

Yes

(2)

(1)

Replace machine
control.

Replace thermistor/heater
assembly.

Yes

Using an

Ohmmeter, is

the resistance value

across connector "H3" on

the machine control

between 500-35000

Ohms?

Using an

Ohmmeter, is

the resistance value

at the thermistor

between 500-35000

Ohms?

FLW1723S

Содержание ATE50FWP431AW01

Страница 1: ...www comlaundry com Troubleshooting Part No 802848R2 August 2011 Homestyle Stacked Washer Dryers Refer to Page 6 for Model Numbers SWD452C...

Страница 2: ......

Страница 3: ...un 16 8 Dryer Stops in Cycle Quits After the First Few Loads Has a Burning Smell Cycles On Motor Thermal Protector 18 9 Dryer Motor Runs But Cylinder Does Not Turn 19 10 Dryer Motor Does Not Stop 20 1...

Страница 4: ...at End of Cycle Models equipped with heater 54 34 Washer Will Not Heat Models equipped with heater 56 Section 6 Adjustments 59 35 Cabinet Leveling Legs 59 36 Washer Loading Door 60 37 Washer Motor Bel...

Страница 5: ...structions 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 communi...

Страница 6: ...ician 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...

Страница 7: ...t Alliance Laundry Systems at 920 748 3950 for the name and address of the nearest authorized parts distributor For technical assistance call either of the numbers listed below 920 748 3121 Ripon Wisc...

Страница 8: ...SA7A N3300 ATG50FWP301AW01 LTSA7A N4350 BTE50FSP171TW01 LTSA9A N BTE50FSP281CW01 LTSA9A N1180 BTG50FSP091CW01 LTSA9A N3000 BTG50FSP111TW01 LTSA9A N3060 FTE50FSP301NW01 LTUA7A N LTE50FGP541NW23 LTUA7A...

Страница 9: ...d Washer Dryer Works SWD828N Pressure Switch Located inside control cabinet Control Located inside control cabinet Electric Drain Pump Motor Outer Tub Inner Basket Mixing Valve Exhaust Fan Inverter Co...

Страница 10: ...completion of the wash cycle the machine goes into two rinse cycles Fresh cold water is brought into the inner basket via the mixing valve until the pressure switch shuts off the water while agitating...

Страница 11: ...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 ser...

Страница 12: ...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 star...

Страница 13: ...f terminals 3 The harness should be secured to the inverter control shield with a wire tie 4 The tie should wrap around the third section of tape on the harness which should be placed approximately 14...

Страница 14: ...ct problem Yes Is there a slow drain clogged pump or oversudsing condition Pressure switch must register an empty condition before unit will enter spin Clear drain or pump Yes Replace switch and or wi...

Страница 15: ...heck base of washer below shock absorbers for grease or oil Shocks are not oil filled Any oil is from grease used internally to lubricate damper of shock A small amount of grease oil on base is normal...

Страница 16: ...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 Whenev...

Страница 17: ...ious 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 rem...

Страница 18: ...oth fuses for electric models Yes Is loading door closed Close door No Is door switch inoperative Yes Test switch and replace if inoperative Are motor starting functions inoperative does not start or...

Страница 19: ...wire harness connection block loose Firmly press connection block onto motor switch Remove belt and determine if motor shaft will spin Replace motor if shaft is locked up Is there a bind in motor bear...

Страница 20: ...washer load is a normal dryer load Maximum load dryer cylinder one half full of wet clothes Yes Is clothes cylinder binding Check cylinder for binding and out of round condition Check front and rear b...

Страница 21: ...Is idler lever spring broken weak or disconnected Replace or reconnect spring Yes Is there oil on cylinder Wipe oil from cylinder Yes Is belt inside out Reinstall belt with ribbed surface against cyli...

Страница 22: ...ot stop Is wiring to motor switch incorrect Refer to wiring diagram Yes Is motor centrifugal switch sticky or plugged with lint No Remove dust or lint and spray with a cleaner and lubricant Yes Is doo...

Страница 23: ...ry Systems LLC DO NOT COPY or TRANSMIT Dryer Troubleshooting 11 Dryer Runs Only When Door is Open Dryer runs only when door is open Is door switch miswired Rewire door switch Refer to wiring diagram Y...

Страница 24: ...Check fuses or circuit breakers Yes Is limit thermostat inoperative Test thermostat and replace if inoperative Yes Electric Models Is heater assembly inoperative Test heater assembly and replace if c...

Страница 25: ...st sensor and replace if inoperative Continued from previous page Yes No Yes No Gas Models Is gas flow in gas orifice restricted Clean out gas orifice Yes Is cycling thermostat inoperative Test thermo...

Страница 26: ...Supply Sufficient Gas Dryer Models Gas dryer models Igniter does not glow gas supply sufficient Is there power to power leads on valve pink and blue wires Check thermostats motor switch and wiring No...

Страница 27: ...s Yes Is weather hood flapper restricted No Is burner heat holding sensor contacts open Replace sensor or correct gas supply problem No No SWD1696S Refer to Installation Instructions supplied with uni...

Страница 28: ...n No Is gas supply insufficient Check gas supply and pressure Make sure gas shut off valve is turned on No Yes SWD1697S Replace gas valve in warranty or replace coils out of warranty Refer to Dryer Te...

Страница 29: ...t requirements Yes Gas Models Is dryer properly equipped for type of gas used Refer to Gas Burner Conversion Procedures supplied in gas burner conversion kit Gas Models Is burner flame improperly adju...

Страница 30: ...ystem requirements Is exhaust duct made of plastic or thin foil No Replace with rigid or semi rigid metal exhaust duct Yes Is lint filter clogged Clean lint filter Yes Is there lint in internal dryer...

Страница 31: ...ed from previous page Is there an air leak at front panel seal Check and replace seal if necessary Check and replace seal s if necessary Is there an air leak at cylinder seal s Is there an air leak at...

Страница 32: ...r heater assembly or burner does not shut off Is motor switch inoperative Must be in a heat setting Test switch and replace if inoperative Yes Motor does not stop No Refer toDryer Motor Does Not Stop...

Страница 33: ...oo small Add one or two bath towels to load Is there excessive lint on lint filter Clean lint filter Is exhaust system improper or inadequate Refer to Installation Instructions supplied with unit for...

Страница 34: ...duct 4 Seal between cylinder and front or rear bulkhead 5 Gap between air duct and filter mounting Yes Electric Models Is resistor inoperative Test resistor and replace if inoperative Heater assembly...

Страница 35: ...r to complete the cycle through the cool down to the OFF position Yes Is cycling thermostat inoperative Test cycling thermostat and replace if inoperative No Yes SWD1713S Are seals inoperative air lea...

Страница 36: ...ssive chattering or vibrating noise in dryer Is idler spring inoperative Remove lower access panel Set dryer to normal cycle and allow it to heat to operating temperature If the belt vibrates as it ro...

Страница 37: ...Whistling Noise in Dryer Excessive humming or whistling noise in dryer Is blower housing inoperative If the abnormal operating noise is loudest at the vent exit the problem is originating from the bl...

Страница 38: ...36 802848 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes...

Страница 39: ...If the control senses the door open during Run Mode the control will enter Error Mode The control will turn off all outputs and flash the WASH and RINSE LEDs one second on one second off to indicate...

Страница 40: ...Is there continuity across terminals H9 3 to H9 7 on the machine control when the start switch is depressed Replace machine control Refer to machine serial plate for correct voltage No Yes 1 Is there...

Страница 41: ...t Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Will Not Start No LEDs Lights Lit No response to start switch 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SE...

Страница 42: ...240 VAC or 120 Volts across H4 5 to H6 5 on the machine control 1 2 Yes No Is there 220 240 VAC or 120 Volts from the RED wire on door lock assembly to neutral Replace the door switch Replace machine...

Страница 43: ...Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Will Not Start Door Open Error Wash Rinse LEDs Flashing Door must be closed and attempting to lock 220 240 VAC or 120 VAC 50...

Страница 44: ...and or wiring Replace door lock if necessary Yes Is there 220 240 VAC or 120 Volts at machine control terminals H4 4 to H6 5 Replace machine control No Yes Is there 220 240 VAC or 120 Volts at the do...

Страница 45: ...Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Will Not Start No Door Lock Door LED Flashing 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERIAL PLA...

Страница 46: ...ing 28 Washer Motor Will Not Run Door Final Spin LEDs Flashing 1 No Is there continuity between motor terminals Refer to values at right Yes Replace motor control Replace motor FLW1712S Motor Resistan...

Страница 47: ...8 45 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Motor Will Not Run Door Final Spin LEDs Flashing 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERIAL PL...

Страница 48: ...20 Volts at terminals H9 1 to H1 1 on the motor control board Yes 1 2 3 Yes Replace pressure switch Correct wiring between machine control and pressure switch Yes No No Replace motor control Replace m...

Страница 49: ...Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Will Not Fill No Communication Error Wash Door LEDs Flashing 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERI...

Страница 50: ...over level terminal on pressure switch to H6 5 on machine control Yes No Replace inoperative pressure switch Is there 220 240 VAC or 120 Volts across the coil of either the hot or cold water solenoid...

Страница 51: ...802848 49 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Overflows 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERIAL PLATE 1 2 2...

Страница 52: ...e 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...

Страница 53: ...802848 51 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Pump Does Not Operate 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERIAL PLATE 2 1...

Страница 54: ...g between machine control and motor control Is there continuity through each wire of the harness from H2 on the machine control to H7 on the motor control Yes Replace the harness NOTE Machine must be...

Страница 55: ...yright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Serial Communication Error Final Spin Rinse LEDs Flashing 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERIAL P...

Страница 56: ...heater No Yes Check wiring to thermistor Is the pressure switch satisfied The heater will not come on until the pressure switch is satisfied No Yes 2 1 Replace machine control Replace thermistor heate...

Страница 57: ...ems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Will Not Heat Open Shorted Temperature Sensor Heating LED Flashing at End of Cycle Models equipped with heater 220 240 VAC or 120...

Страница 58: ...0 VAC or 120 Volts across terminals 1 2 on the heat relay No No Replace machine control Is there 220 240 VAC or 120 Volts between terminal 3 on the heat relay and neutral 5 Yes Is there 220 240 VAC or...

Страница 59: ...Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Washer Control Troubleshooting Washer Will Not Heat Models equipped with heater 220 240 VAC or 120 VAC 50 60Hz SEE MACHINE SERIAL PLATE...

Страница 60: ...58 802848 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes...

Страница 61: ...ot rock Refer to Figure 4 e Tighten the locknuts securely against the washer base If the locknuts are not tight washer will move out of position during operation f Place rubber feet on all four leveli...

Страница 62: ...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 Disconnec...

Страница 63: ...er access panel opening on rear panel a While supporting lower front access panel remove two screws from bottom edge of access panel and remove panel b Working through the access door opening place a...

Страница 64: ...door bezel to inner door bezel Refer to Figure 7 c Pull hinge side of outer bezel away from door and slide forward Refer to Figure 7 d Remove two screws and nuts holding door catch to door and remove...

Страница 65: ...ng 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 t...

Страница 66: ...rounded Disconnect electric power before servicing motor W502 WARNING 39 Shipping Braces All stacked washer dryers when shipped from the factory are equipped with two factory installed shipping suppor...

Страница 67: ...nt panel c Set timer to 60 minutes 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...

Страница 68: ...66 802848 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes...

Страница 69: ...pply live power to timer motor terminals and motor should run NOTE Timer Motor Resistance 120 Volt 60 Hz 2 460 3 100 Ohms 240 Volt 10 900 13 000 Ohms 24 Volt 80 130 Ohms 4 Rotate timer to cooldown 5 m...

Страница 70: ...ires must be reconnected to ensure that the machine is properly grounded Washer motor not grounded Disconnect electric power before servicing motor W502 WARNING 42 Fabric Selector Switch NOTE Refer to...

Страница 71: ...ing 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 43 Drive Mo...

Страница 72: ...itch terminal 5 and terminal 3 black or copper wire Inoperative start switch Replace switch Unplug the motor wire harness from the motor connection block before starting this test B Manually depress a...

Страница 73: ...ower before servicing motor W502 WARNING d Motor Windings Refer to SECTION 8 for Internal Wiring of the Dryer Motor Switch Disconnect electric power to dryer before performing any of the following ste...

Страница 74: ...WARNING 44 Motor Switch a Remove motor and exhaust fan assembly b Remove the two motor switch attaching screws Refer to Figure 18 Disconnect switch leads Remove motor switch c Remove thermal overload...

Страница 75: ...cated 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 14 d Attach the thermal over...

Страница 76: ...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 ignitio...

Страница 77: ...the dryer harness plug that would correspond to terminals 1 and 2 on the coil Refer to Figure 15 Meter should register line voltage in all Fabric settings except FLUFF which should read zero VAC g If...

Страница 78: ...off valve Refer to Figure 10 d Remove wires from sensor terminals 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 o...

Страница 79: ...is open then replace BOTH the thermal fuse and the limit thermostat 51 Heater Assembly Electric Models a While supporting the access panel remove two screws from bottom edge of access panel b Gently l...

Страница 80: ...02 WARNING 53 Door Switch a While supporting the access panel remove two screws from bottom edge of access panel b Gently lower the access panel to disengage locators from bottom edge of front panel c...

Страница 81: ...vicing 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 Wash...

Страница 82: ...80 802848 Copyright Alliance Laundry Systems LLC DO NOT COPY or TRANSMIT Notes...

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