GE Profile DPVH890EJ Technical Service Manual
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GE Profile DPVH890EJ Technical Service Manual

Dryer with steam
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See also: Installation Instructions & Owner's Manual
GE Consumer & Industrial
Technical Service Guide
March 2009
Profi le Dryer
With Steam
DPVH890EJ
DPVH890GJ
31-9185
GE Appliances
General Electric Company
Louisville, Kentucky 40225
W
ARM
U
P
START
PAUSE

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Summary of Contents for GE Profile DPVH890EJ

  • Page 1 GE Consumer & Industrial Technical Service Guide March 2009 Profi le Dryer With Steam START PAUSE DPVH890EJ DPVH890GJ 31-9185 GE Appliances General Electric Company Louisville, Kentucky 40225...
  • Page 2 If grounding wires, screws, straps, clips, nuts, or washers used to complete a path to ground are removed for service, they must be returned to their original position and properly fastened. GE Consumer & Industrial Technical Service Guide Copyright © 2009 All rights reserved.

  • Page 3: Table Of Contents

    Table of Contents Air Duct Assembly ................................14 Belt Switch....................................18 Blower Motor ..................................19 Blower Wheel ..................................21 Burner Assembly and LP Conversion ........................25 Component Locator Views ............................8 Control Board Assembly ...............................33 Control Features ................................6 Control Panel..................................12 Display Board ..................................34 Door Switch ..................................15 Drive Belt ....................................16 Drum .......................................17 Drum Motor ..................................18...

  • Page 4: Nomenclature

    Nomenclature Model Number D P V H 8 9 0 E J _ W W Color Control Brand WW = White Features D = General Electric MV = Vermillion (Red) MG = Champagne Feature Packages P = Pedestal Engineering Revision Capacity/Confi...

  • Page 5: Introduction

    (230°F) and a • The GE dryer can be installed on top of the GE safety thermostat (403°F). The steam generator boils Front Load Washer. (Stacking kit supplied with water to supply steam. The regulating thermostat washer.)

  • Page 6: Control Features

    Control Features WARNING! To reduce the risk of fire, electric shock, or injury to persons, read the IMPORTANT SAFETY INSTRUCTIONS before operating this appliance. Throughout this manual, features and appearance may vary from your model. Quick Start If the screen is dark, press the POWER button to “wake up” If you selected a TIMED DRY CYCLE –...
  • Page 7 Dewrinkle Performance: algorithms/cycle design • When SteamRefresh is selected, a prompt will ask how many garments; 1 to 5. The default is 3. • When SteamDewrinkle is selected, a prompt will ask for the load size. The default is Medium load. User Cycle Steam 1 Heat Up 1 Steam 2 Heat Up 2 Steam 3 Heat Up 3 Steam 4 Heat Up 4 Cooldown...
  • Page 8 Component Locator Views Electric Model Steam Generator Steam Interlock Relay Rack Dry Interlock Relay Vapor Shield Inlet Control Thermistor Power Board Triac Water Fill Timer Inlet Safety Thermostat High Limit Thermostat Heater Assembly Water Valve Drum Motor Dual Idler Pully Outlet Control Backup Thermostat Blower Motor (behind frame)
  • Page 9 Gas Model Steam Generator Steam Interlock Relay Vapor Shield Power Board Water Fill Timer High Limit Thermostat Inlet Safety Thermostat Inlet Control Thermistor Water Valve ® Rack Dry Calrod Element (inside combustion chamber) Drum Motor Dual Idler Pully Outlet Control Backup Thermostat Burner Assembly Blower Motor...

  • Page 10: Power Board Connector Locator View

    Power Board Connector Locator View J18 and J19 J8 and J9 K1 - Drum Motor Relay J1 - L1 and Neutral Supply to Power Board J2 - Drum Motor K2 - Blower Motor Relay J3 - Washer/Dryer Communication Cable K3 - Gas Ignitor Shut-Off and 2nd Stage Relay K4 - Half-Power 1st Stage Relay (Gas) J4 - 5 VDC, Hall Effect Input, Logic Ground, Outlet Control Thermistor, Inlet Control Thermistor...
  • Page 11 Control Board Assembly (Electric and Gas Models) Rear View Front View – 11 –...

  • Page 12: Control Panel

    Dryer Components WARNING: Sharp edges may be exposed when 3. Raise the control panel vertically to disengage servicing the dryer. Use caution to avoid injury. the 4 key slots from the 4 grommets. Wear Kevlar gloves or equivalent protection. Caution: After any service, repair, or installation of a new component, ensure all vapor shields are properly installed.

  • Page 13: Front Panel

    Note: In the following step, it may be necessary to Top Panel raise the front of the dryer to gain access to the screws. Removal of the top panel provides access to the power board. The top panel is held in place with 5.

  • Page 14: Air Duct Assembly

    Air Duct Assembly Drum Slide Assembly The air duct assembly houses the lint fi lter, drum The drum slide assembly is located on the back seal, and the 2 sensor rods. It is located on the back side of the front panel and utilizes 4 drum slides. side of the front panel.

  • Page 15: Door Switch

    4. Remove the single Phillips-head screw and Moisture Sensor the drum light receptacle from the drum slide assembly. The moisture-sensing circuit consists of 2 sensor rods. They are mounted beneath the lint fi lter on the drum side of the air duct. Drum Light Receptacle Caution: Upon reassembly, ensure that the door...

  • Page 16: Drive Belt

    To replace the drive belt: Drive Belt Lift the front of the drum up, then place the belt WARNING: Sharp edges may be exposed when in position around the circumference of the servicing the dryer. Use caution to avoid injury drum.

  • Page 17: Drum Shaft And Bearing

    Drum Drum Shaft and Bearing The drum is made of 304 stainless steel and has The drum shaft is attached to the rear of the drum three replaceable baffl es. with three T-20 Torx screws. The bearing can be removed by pulling it off the shaft. The drum shaft To remove the drum: and bearing fi...

  • Page 18: Drum Motor

    Belt Switch Drum Motor The belt switch is located under a vapor shield and The drum motor is a single-speed, 120-VAC, 1/4- is attached to the front of the drum motor baseplate hp, 5.2-amp rated motor with an automatic reset with a Phillips-head screw.

  • Page 19: Blower Motor

    4. Compress then remove the front and rear motor Blower Motor straps from the motor baseplate. The blower motor is a 120-VAC, 1/8-hp, 1.6-amp rated motor. The tachometer at the back of the Motor Strap motor provides speed input to the main board. Motor resistance values: Start winding = approximately 5 Ω...
  • Page 20 6. Remove the 3 Phillips-head screws that attach 8. Tilt the assembly toward the rear, then remove the motor plate to the dryer fl oor. the 3 Phillips-head screws that attach the motor to the motor plate. Note: When installing the 3 Phillips-head screws, ensure the ground wire is attached with the right- side vertical screw.

  • Page 21: Blower Wheel

    4. Note the position of the vapor shield, then Blower Wheel remove the 9 Phillips-head screws that attach the motor plate and the blower housing to the The blower wheel is held to the blower motor shaft frame. with a clamp. To remove the blower wheel, it is not necessary to remove the blower motor from the 5.

  • Page 22: Component Locator Views

    Triac Heater Assembly The triac is mounted beneath the power board WARNING: Sharp edges may be exposed when servicing the dryer. Use caution to avoid injury. support bracket located under the top panel. Wear Kevlar gloves or equivalent protection. Note: The replacement triac comes with heatsink. The heater assembly is located behind the drum.
  • Page 23 Electric Dryer Element Operation - Normal Heat Cycle • To measure electric heater amperage, locate and read current on the orange wire connecting the inlet safety thermostat to MT1 on the triac. • To measure triac gate voltage (VDC), read between J4 Pin 3 (logic ground) and board location JT27. J4 Pin 3 JT27 Amperage Reading Location...
  • Page 24 4. As the drum heats up further, relay K8 opens J10 Pin 1 to J10 Pin 5 and cycles off the inner element. The heat system is now drawing 0 amps. INNER ELEMENT 19.2 OHMS WHITE WHITE DRUM MOTOR M1-M2 STEAM PURPLE BLACK...

  • Page 25: Gas Valve Coils

    To remove the double and main coils: Burner Assembly and LP Conversion Remove the drum. (See Drum The burner assembly consists of the gas valve coils, gas valve, burner, and inlet pipe. Remove 3 screws and the water vapor shield. To convert the dryer from natural gas to LP gas, the burner assembly must be replaced.

  • Page 26: Gas Valve

    To remove the half-power coil: Disconnect the coil wire harness from each coil and the 2 wires from the half-power coil. Remove the drum. (See Drum Disconnect the ignitor wire harness and the 2 Disconnect the 2 wires from the half-power coil. wires from the fl...

  • Page 27: Flame Detector

    Ignitor Flame Detector WARNING: Sharp edges may be exposed when The fl ame detector is attached to the right side of servicing the dryer. Use caution to avoid injury. the combustion chamber. Wear Kevlar gloves or equivalent protection. To remove the fl ame detector: The ignitor is located at the end of the burner Remove the drum.

  • Page 28: Ignitor Circuit Operation

    Ignitor Circuit Operation The glo-bar ignitor circuit is made up of the following components: a gas valve with safety and main valves, ignitor, and a fl ame detector. The safety valve is actuated by a double coil that comprises a safety coil (resistance approximately 1400 ohms) and a booster coil (resistance approximately 580 ohms).
  • Page 29 7. Position the Calrod to access the 2 Phillips head Rack Dry Calrod Element ® screws holding the combustion chamber to the dryer fl oor, then remove both screws. The rack dry Calrod element is attached to the ® inside of the combustion chamber. The element is rated at 700 watts and has an approximate resistance value of 20 Ω.

  • Page 30: Inlet Control Thermistor

    Inlet Safety Thermostat Inlet Control Thermistor On electric models, the inlet safety thermostat is On electric models, the inlet control thermistor is located on the top left area of the heater housing, located on the top left area of the heater housing, to the left of the inlet control thermistor.

  • Page 31: High Limit Thermostat

    High Limit Thermostat Outlet Control Thermistor On electric models, the high limit thermostat is The outlet control thermistor is located on the lower located on the top right area of the heater housing. rear area of the blower housing. It is below the On gas models, the high limit thermostat is located outlet control backup thermostat and the rack dry on the upper right side of the diffuser.

  • Page 32: Outlet Control Thermistor

    Outlet Control Backup Thermostat Rack Dry Thermostat The outlet control backup thermostat is located The rack dry thermostat is located on the upper rear on the upper, rear area of the blower housing. It is area of the blower housing. It is above the outlet above the outlet control thermistor and the rack dry control thermistor.

  • Page 33: Control Board Assembly

    Power Board Control Board Assembly The power board is mounted in a plastic housing The control board assembly is mounted in a plastic that is attached to a support bracket located housing that is attached to the inside of the control under the top panel.

  • Page 34: Display Board

    Display Board The display board is mounted on the underside of the plastic housing that holds the control board assembly. The display board snaps onto the plastic housing via 2 plastic tabs. To remove the display board: Caution: To avoid marring the control panel, place the panel face down on a protective surface.

  • Page 35: Steam Components

    Steam Components Functional Operation Steam Generator Assembly Line voltage is applied through the control relay WARNING: The steam generator assembly is NOT K9 to tab J20 on the power control board. grounded and may present a risk of electric shock The steam generator calrod is energized.
  • Page 36 5. Remove the drain hose from the bottom of the 8. Remove the Phillips-head screw that attaches steam generator. the right side of the vapor shield to the cabinet. 6. Remove the Phillips-head screw and cover from 9. Lift and place the vapor shield over the left side the steam generator.

  • Page 37: Steam Interlock Relay

    Note: To test for continuity, an ohm meter should Water Valve read approximately 15Ω between the red and brown female connectors. WARNING: The water valve is NOT grounded and may present a risk of electric shock during servicing. Disconnect electric power prior to servicing. The water valve is front serviceable and is located on the right side of the rear panel, at the bottom.

  • Page 38: Water Fill Timer

    Water Fill Timer The water fi ll timer is mounted on the right side of the support bracket. To remove the water fi ll timer: Caution: To avoid marring the control panel, place the panel face down on a protective surface. Remove the control and top panels.

  • Page 39: Troubleshooting

    Troubleshooting Service Test Mode The dryer control has a service test mode that can be utilized by the service technician in order to test critical components and to access error codes. This test mode will help the service technician to quickly identify failed or improperly operating dryer components.
  • Page 40 The following tables shows the diagnostic tests and the button sequence that is required to perform them: Service Test Mode Sequence Displays "confi gure UI" ENTER Confi gure UI Returns to service mode screen POWER Error Codes ENTER Displays error codes START/PAUSE Clear highlighted error code from machine POWER...
  • Page 41 Test Mode Press Displays Exit Confi gure UI Enter This test is currently not used. Press POWER button to return to test mode menu. Error Codes Enter • The control shall display the list of errors in the Press POWER fault log upon entry into the error codes test.
  • Page 42 Test Mode Press Displays Exit Outlet Enter • The control shall display the Outlet Thermistor Press POWER Thermistor temperature in degrees Fahrenheit on the VFD button to return to during the test. test mode menu. • Pressing the START/PAUSE button shall turn on the drum motor and blower motor, and turn on the inner coil for electric dryer and the low fl...

  • Page 43: Error Codes

    Error Codes Error Component, Description and Corrective Action Code System, or Test Interface EEPROM Reading or writing improperly. Replace UI board. E101 Power EEPROM Reading or writing improperly. Replace power board. Inlet Short Inlet thermistor shorted; check and replace if necessary. Inlet Open Inlet thermistor open;...
  • Page 44 General Troubleshooting Guide - Electric Models COMPLAINT NO HEAT WRINKLES SHRINKAGE LONG DRY TIME DAMAGES CLOTHES WET DAMAGE ALL FABRICS ALL LOADS CHECK NO HEAT LONG DRY TIME SYNTHETICS CHECK SNAG CUTS ONLY THERMOSTAT ALL DRUM TEMPERATURE & INTERIOR CHECK DRUM SPEED WRINKLE 240V...
  • Page 45 General Troubleshooting Guide - Gas Models COMPLAINT WRINKLES SHRINKAGE DAMAGES NO HEAT ALL FABRICS SYNTHETICS LONG DRY TIME ALL LOADS ONLY CLOTHES WET SHORT BURN CYCLE NO HEAT, SHORT BURN LONG DRY TIME DAMAGE GENERAL CARE LABEL WASH AND DRY INFORMATION IGNITER WASH SPIN SPEED DRUM &...

  • Page 46: Schematics And Wiring Diagrams

    Schematics and Wiring Diagrams Electric Model WARNING: Disconnect electrical power before servicing. Caution: Label all wires prior to disconnection. Wiring errors can cause improper and dangerous operation. Verify operation after servicing. (Continued Next Page) – 46 –...
  • Page 47 Gas Model WARNING: Disconnect electrical power before servicing. Caution: Label all wires prior to disconnection. Wiring errors can cause improper and dangerous operation. Verify operation after servicing. – 47 –...
  • Page 48 Steam Generator When the steam generator is not in use, the steam relay (K9) is open and there is no voltage at the J20 connector. 230°F 403°F When a steam option is activated by the control, the K9 relay closes, sending line voltage through the J20 connector to the steam generator.
  • Page 49 Steam Interlock Relay Coil A second wire from the J20 connector goes to the steam interlock relay coil. There is no voltage to the steam interlock relay coil when the control is not cycling the steam generator on. Therefore, the 2 heat elements and the blower motor operate through their NC contacts.

  • Page 50: Warranty

    This warranty is extended to the original purchaser and any succeeding owner for products purchased for home use within the USA. If the product is located in an area where service by a GE Authorized Servicer is not available, you may be responsible for a trip charge or you may be required to bring the product to an Authorized GE Service location for service.

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