GE PCVH480EKWW Series Service Manual
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GE PCVH480EKWW Series Service Manual

24”
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GE 24" Dryers - PCVH480EKWW Series
Robert Gauthier Technical Support
Service guide 31-9194
10-MAN-DR-01

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Summary of Contents for GE PCVH480EKWW Series

  • Page 1 GE 24” Dryers - PCVH480EKWW Series Robert Gauthier Technical Support Service guide 31-9194 10-MAN-DR-01...
  • Page 2 IMPORTANT SAFETY NOTICE The information in this presentation is intended for use by individuals possessing adequate backgrounds of electrical, electronic, & mechanical experience. Any attempt to repair a major appliance may result in personal injury & property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.

  • Page 3: Table Of Contents

    Alphabetical table of contents 28-29 Belt Removal Mini Manual Location Belt Switch Motor Removal Blower Wheel Removal Motor Testing Control Lock Out Nomenclature Location 16 to 21 Control Panel Disassembly Outlet Thermostat and Thermistor Control Panel Selections PCB Component Locations Damp Alert PCB Heater Testing Door Switch...

  • Page 4: Nomenclature Location

    Nomenclature Location Model and Serial Number...

  • Page 5: Mini Manual Location

    Mini Manual Location Mini Manual The mini manual is located behind the control panel...

  • Page 6: Control Panel Selections

    Control Panel Selections • Time - adjusts the “Time Dry” cycles. • Sensor - adjusts the dryness level for “Sensor Cycles”. • Temp - adjusts the temperature setting for all non delicate heat cycles.

  • Page 7: Control Lock Out

    Control Lock Out Press “Power Pad” then hold the “TEMP” and “SENSOR” pads for 3 seconds. The control can be locked out with or without a cycle selected. Note: If the control is locked out and a cycle is running the power pad will still function.

  • Page 8: Damp Alert

    Damp Alert • This option causes the dryer to beep when the clothes have dried to a damp level. • The dry cycle will continue running. • «Damp Alert» can only be selected for “dry, more dry and extra dry” sensor dry selections.
  • Page 9 STACKED INSTALLATION • The dryer can be stacked on the washer as an installation option. • The optional stacking kit required is GE kit # GE24STACK. • The shipping weight of dryer is 100lbs. Tools Required: Phillips screwdriver Open end or adjustable wrench...
  • Page 10 Stacked Installation...
  • Page 11 Stacked Installation (cont.)
  • Page 12 Lint Screen The lint screen opens for cleaning.

  • Page 13: Door Switch

    Door Switch This clip will need to be removed when replacing the door switch. This clip is for factory assembly only and will not need to be reinstalled. The door switch can be checked using the service “Test Mode”.

  • Page 14: Drum Lamp

    Drum Lamp Groove • The drum lamp assembly as seen with front panel removed. • The lamp assembly is inserted from inside the drum area. • The lamp is secured in place by a groove in the rubber housing.
  • Page 15 Drum Lamp (cont.) • The dryer features LED lighting. • 12 VDC is supplied to the lamp assembly by the PCB (lamp out of circuit). • 6.53 VDC with the lamp in circuit and operating. • The lamp assembly is accessible from the front of the dryer. •...
  • Page 16 Control Panel Disassembly Top removal • Remove the two rear hex head Phillips screws. • Slightly lift the rear of the top panel and slide it towards the rear of dryer.
  • Page 17 Control Panel Disassembly (cont.) • Remove the two screws securing the control panel. • Lift up on the control panel and pull it forward to disengage the control panel.
  • Page 18 Control Panel Disassembly (cont.) PCB Assembly...
  • Page 19 Control Panel Disassembly (cont.) • Remove the control knob by pulling it firmly off the PCB shaft. • Note the alignment of the “D” shaft when replacing the knob.
  • Page 20 Control Panel Disassembly (cont.) Locking tabs Remove the four Phillips screws. Press in on the locking tabs to release the PCB.

  • Page 21: Control Panel Disassembly 16 To

    Control Panel Disassembly (cont.) Rubber push buttons & plastic push buttons are available as a separate part.

  • Page 22: Front Panel Removal

    Front Panel Removal • Open the door and remove 2 Phillips screws (then close the door). • With the control panel off, remove the 4 Phillips screws. • Pull the top of the front panel out by two inches and pull up to remove it.
  • Page 23 Front Drum Support Removal • Remove the four Phillips screws. • Disconnect the sensor harness. • Disconnect the lamp assembly harness.
  • Page 24 Front Drum Support Removal (cont.) • When unlocking the front drum support, after lifting up, make sure to slide the bottom out towards the front and drop it down to release the upper support tab from the control panel support bracket.

  • Page 25: Front Drum Support Removal 23 To

    Front Drum Support Removal (cont.) The replaceable drum rollers are mounted to the front drum support. Remove the triangle retainer clip to remove the roller.

  • Page 26: Filter Inlet Assembly

    Filter Inlet Assembly Sensor wiring 1. Remove the three Phillips screws securing the filter inlet assembly. 2. Disconnect the sensor wiring from the front side of the drum support. 3. The sensor can be tested in the service mode.
  • Page 27 Filter Inlet Assembly Removal (cont.) 4. Remove the two front screws. 5. Lift the assembly up and out of the drum support.

  • Page 28: Belt Removal

    Belt Removal 1. Remove the nine 2. Belt and idler access. screws and two slots securing the rear cover.

  • Page 29: Belt Removal

    Belt Removal (cont.) 3. Push the idler to the right to release the belt tension. 4. Remove the belt from the motor pulley.

  • Page 30: Drum Removal

    Drum Removal Slide the drum assembly forward and remove it from the cabinet.

  • Page 31: Rear Drum Bearing Shaft

    Rear Drum Bearing Shaft Washer Bearing • If the rear drum shaft is damaged, the drum assembly will need to be replaced. • The washer bearing is a replaceable part.
  • Page 32 Rear Drum Bearing Components Felt Gasket Rear drum assembly bearing assembly Felt gasket bracket...
  • Page 33 Rear Drum Bearing Components (cont.) • Remove the three Phillips head screws from the felt gasket bracket. • Note the “UP ARROW” to ease in reassembly.

  • Page 34: Rear Drum Gasket Components

    Rear Drum Gasket Components • Note the up arrow when reinstalling the gasket and bracket assembly. • The gasket assembly is attached to the gasket bracket with push through dart tabs.

  • Page 35: Belt Switch

    Belt Switch • The belt switch is secured to the motor bracket with one Phillips head screw. • The belt switch is a normally closed switch (actuator not engaged). • When a belt breaks, it causes the switch to open (actuator engaged). •...

  • Page 36: Idler Assembly

    Idler Assembly The idler assembly is attached to the motor bracket with a Phillips head shoulder screw and spring.

  • Page 37: Blower Wheel Removal

    Blower Wheel Removal 2. Use an adjustable wrench on 1. Remove the two Phillips the belt pulley to hold the shaft screws securing the when removing or installing the blower housing cover. blower wheel. 3. Remove the 14mm nut and turn clockwise to remove.

  • Page 38: Outlet Thermostat And Thermistor

    Outlet Thermostat and Thermistor • The outlet thermostat and thermistor are located on the inside of the blower housing. • Both are removed with a single Phillips head screw.

  • Page 39: Motor Removal

    Motor Removal Motor harness connection Belt switch wiring • Disconnect the motor harness. • Remove the front and rear motor clamps. • Remove the blower wheel.

  • Page 40: Motor Testing

    Motor Testing Red # 1 centrifugal Switch Gray # 4 L1 from RY1 through belt switch Yellow # 5 N to door Switch Blue # 2 centrifugal switch from outlet thermostat...

  • Page 41: Heater Location

    Heater Location 1. Remove the rear cover to access the heater assembly. 2. Remove the two Phillips screws securing the heater.

  • Page 42: Heater Assembly

    Heater Assembly Dual elements 600W and 1600W. They are replaced as a complete assembly, with harness and thermostats. The thermostats are not replaceable. Must replace the heater assembly. 1600W + 600W heater = 2200W 9.1 Amps Heater 1 Gray to Brown 1600W 35Ω 6.8 Amps Heater 2 Gray to Black 600W 94Ω...

  • Page 43: Thermistor &Thermostats Values

    Thermistor &Thermostats Values Thermistor Values K OHMS °F 11.24~13.08 23.76~28.52 55.08~68.43 Blower Housing THERMOSTAT TEMPERATURE °F OPEN CLOSE 1-OUTLET CONTROL 158 ± 5 140 ± 3 BACKUP HIGH-LIMIT 320 ± 9 266 ± 9 INLET-SAFETY 203 ± 9 167 ± 9 Heater Assembly (non replaceable)

  • Page 44: Pcb Wiring

    PCB Wiring CN4 DC Output CN2 Door Check CN1 Heater and High Limit RY1 Motor Relay RY6 Heater Relay...

  • Page 45: Pcb Component Locations

    PCB Component Locations All DC outputs Thermistor = pins 11 , 7 Touch sensor = pins 5, 6 Drum Lamp = pins 1, 4 Door Check CN2 senses the door switch. • Allows the drum lamp to operate when the control is •...

  • Page 46: Pcb Motor Testing

    PCB Motor Testing To check the motor: • CN2 pin 1 (gray) to RY1 (blue) = approximately 1.7 ohms (resistance of start and run windings) • An open circuit: indicates that both motor windings are open, open motor overload, open belt switch or open wire.

  • Page 47: Pcb Heater Testing

    PCB Heater Testing To check the heaters: • Both heaters CN1 pin 1 (Black) to RY6 (Red) = approximately 130Ω • Hi Limit Thermostat RY6 (Black) to CN1 pin 3 (Blue) = 0Ω if closed...

  • Page 48: Service Test Mode

    Service Test Mode • Enter the service mode from an idle state (DO NOT PRESS THE POWER BUTTON). • Press the following sequence: Signal, Extended Tumble, Signal, Extended Tumble within 3 seconds.
  • Page 49 Service Test Mode (cont.) • 01 will appear in the display when entered into the service test mode.
  • Page 50 Service Test Mode (cont.) • The rotary selector knob advances the test selections. • To initiate a test sequence, press the START/PAUSE button. • To return back to the test selection, press the POWER button. • Pressing the POWER button a second time will exit the service mode.
  • Page 51 Service Test Mode (cont.) Service Mode test Sequence Note Software version Start/Pause Displays software version number. Power Returns to service mode screen. Error codes Start/Pause Displays error codes. Start/Pause Clears highlighted error code from machine (during t02 test). Power Returns to service mode screen. User interface test Start/Pause LEDs light up.

  • Page 52: Service Test Mode 48 To

    Service Test Mode (cont.) ERROR COMPONENT, DESCRIPTION & CORRECTIVE ACTION CODE SYSTEM, OR TEST No error There are no errors to display. Thermistor short Thermistor voltage is over 4.8 VDC for more than 5 seconds. Check the PCB, wire, and thermistor. Thermistor open Thermistor voltage is under 0.2 VDC for more than 5 seconds.

  • Page 53: Schematic

    Schematic DANGER: DISCONNECT ELECTRIC POWER SUPPLY BEFORE SERVICING.

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