GE GFDR485GF, Technical Service Manual

Page 1: ...ville Kentucky 40225 31 9249 Louisville Built Front Load Dryers GFDR485EF GF GFDR480EF GF GFDR275EH GH GFDR270EH GH GFDS265EF GF GFDS260EF GF GHDS365EF GF GHDS360EF GF Technical Service Guide December...

Page 2: ...out Tag out Standard requirements controlling and maintaining a zero energy state To perform necessary live power electrical diagnostics electrical safety personal protec tive equipment PPE and barri...

Page 3: ...ed 19 Control Panel Components 20 Cycle Select Knob 20 Knob Retainer 20 Knob Retainer Removal 20 Control Panel 20 Control Panel Removal 20 Control Panel Exploded View 20 Button Tree 21 Button Tree Rem...

Page 4: ...oval 32 Drum and Drive Components 33 Door Switch 33 Door Switch Strip Circuit 33 Door Switch Removal 33 LED Drum Lamp 33 LED Drum Lamp Strip Circuit 33 LED Drum Lamp Removal 33 Incandescent Drum Lamp...

Page 5: ...Outlet Thermistor 43 Outlet Thermistor Removal 43 Gas Heating System 44 Gas Conversion 45 Gas Valve 45 Gas Valve Removal 45 Igniter 46 Igniter Removal 46 Flame Detector 46 Flame Detector Removal 46 Hi...

Page 6: ...ano Type Safety Glasses Prescription Safety Glasses Safety Glasses must be ANSI Z87 1 2003 compliant Brazing Glasses WARNING Prior to disassembly of the front load dryer to access components GE Factor...

Page 7: ...ack of the UI board The Model Serial tag is located on the front panel behind the door Model Number The nomenclature breaks down and explains what the letters and numbers mean in the model number Seri...

Page 8: ...me Computer and or iPhone 12 dryer cycles 2 HUV HQKDQFHG GU LQJ SHUIRUPDQFH DQG IDEULF FDUH Energy Smart Enables your dryer to reduce energy consumption during periods of high energy costs Sensor Dry...

Page 9: ...pearance may vary from your model Models GFDR485 GFDR480 GHDS365 GHDS360 1 8 2 7 5 4 3 16 14 15 6 9 10 11 12 17 13 18 19 Models GFDR265 GFDR260 1 8 2 7 5 4 3 16 15 6 9 10 11 12 17 13 18 19 Models GFDR...

Page 10: ...domonas aeruginosa and Klebsiella pneumoniae The antibacterial process occurs when high heat is used during a portion of this drying cycle Steam Dewrinkle Full Loads Ideal for loads left in dryer for...

Page 11: ...ycle button for 3 seconds to store your selection A beep will sound and the button will light up To recall your stored My Cycle combination Press the MY CYCLE button before drying a load To change you...

Page 12: ...en the door is shut NOTE The light will turn off by itself after one minute when the door is shut 14 Volume Alerts you that the cycle is complete The beeper will continue to sound every minute for the...

Page 13: ...pressed the Clean Filter message will still be displayed until the Start Pause button is activated 19 Display Displays the approximate time remaining until the end of the cycle As the cycle begins yo...

Page 14: ...number Press the Start key to enter a test Turn the cycle select knob to exit the test Service Mode Exit Press the Power key or disconnect power from unit Service Mode will automatically time out aft...

Page 15: ...ROM Error Bad CRC Detected when reading a page from EEPROM Error condition clears when EEPROM checksum is right 006 Stuck Button Button depressed for 5 minutes When the button is re leased Cleared whe...

Page 16: ...16 Component Locator Views Top Panel Front Panel Front View Lint Filter Behind Front Panel Riser Assembly Main Control Board Behind Control Panel Door Switch...

Page 17: ...17 Front View Front Panel Removed Front Control Assembly Bracket Front Drum Support Heater Assembly Drum Lamp Outlet Thermostat Outlet Thermistor Located Beside Outlet Thermostat...

Page 18: ...18 Rear View Water Valve Terminal Block Cover Vent Duct Screw RJ45 Connector Rear Cover...

Page 19: ...19 Rear View Rear Panel Removed Inlet Thermistor Outlet Thermostat Outlet Thermistor Water Valve Rear Duct Rear Drum Support Motor...

Page 20: ...ner and UI board must be obtained separately Control Panel Removal 1 Remove the cycle select knob by pulling it for ward 2 Remove the knob retainer by pulling it forward 3 Remove the T 20 control pane...

Page 21: ...by releasing the clips as shown below Button Tree A Button Tree B Button Tree C Button Tree D No Clips Lift to remove Button Tree E Tree A Tree B Tree C Tree E Tree D See Control Panel Removal on page...

Page 22: ...on when t1 is dis played 5 Simultaneously press and hold both the Temp Level buttons for three seconds to prepare the control for selecting the model 6 Press the Level button to increase or press the...

Page 23: ...llow Orange 12 VDC COMM DC GND 12 VDC COMM DC GND RJ45 Board Removal 1 Disconnect power from unit 2 Remove the control panel 3 Remove the top panel 4 Disconnect RJ45 board wire harness 5 Remove the 1...

Page 24: ...move Front Panel Front Panel Removal 1 Disconnect power from unit 2 Remove the door assembly NOTE It is not necessary to remove the door un less the front panel is being replaced However removing the...

Page 25: ...nd sup ports the wire harness Front Control Assembly Bracket Removal 1 Disconnect power from the unit 2 Remove the control panel 3 Disconnect the main control board wiring 4 Remove the top panel 5 Rem...

Page 26: ...y the rear panel No wires are caught between the rear panel and the side panels The water valve hose and harness are recon nected The RJ45 harness is reconnected Side Panels The side panels are identi...

Page 27: ...additional 7 inches of height to the dryer The riser components can be replaced separately or as a complete assembly Riser Front Panel Removal 1 Tilt the dryer back and install prop blocks 2 Remove th...

Page 28: ...e door striker 180 degrees and reinstall the door striker and screws on the opposite side of the door opening 2 Disassemble the door assembly A 3ODFH WKH GRRU RQ D VRIW DQG DW VXUIDFH ZLWK the door fr...

Page 29: ...ce so that the inner door seal is facing upwards B Remove the six 2 Phillips screws that secure the hinge assembly and handle spacer C Separate the hinge assembly and handle spacer from the door frame...

Page 30: ...nd lift the door frame to re move Door Hinge The door hinge is attached to the front panel by two T 25 screws In addition to these two screws there is another screw that holds the door hinge in place...

Page 31: ...EUDFNHW R WKH GRRU ODWFK 4 Squeeze the latch at the tabs and push through the door frame Door Mask The door mask is a cosmetic part used to cover the inside bottom section of the door frame Door Mask...

Page 32: ...the door cover Door Cover Protect Clips Door Cover Protect Removal 1 Remove the door 2 Remove the door frame 3 Unclip all the mounting clips around the perim eter of the door cover 1 4 hex 1 4 hex See...

Page 33: ...tage 3 VDC Resistance N A LED drum lamps are not present on all mod els some models have an incandescent lamp LED Drum Lamp Strip Circuit N Door Switch Terminal Block White Orange White MCB J1 3 J9 1...

Page 34: ...m Support Front Drum Support Removal 1 Disconnect power from the unit 2 5HPRYH WKH OLQW OWHU 3 Remove the control panel 4 Remove the front panel 5 Remove the trap duct 6 Remove the front con trol asse...

Page 35: ...ort Rear Drum Support Removal 1 Disconnect power from the unit 2 Remove the control panel 3 Remove the front panel 4 Remove the trap duct 5 Remove the drum lamp 6 Remove the front drum support 7 Remov...

Page 36: ...rifugal switches that are la beled A and B on the schematic Switch A controls L2 to the heater and switch B connects L1 to either the start winding when the motor is not running or to the main control...

Page 37: ...ct 5 Remove the drum lamp 6 Remove the front drum support 7 Remove the belt 8 Pull the drum out from the front of the dryer 9 Remove the two idler switch wires 10 Remove the T 8 mounting screw 11 Remo...

Page 38: ...the sensor harness connections 5 Remove the three 2 Phillips screws located inside the drum that hold the grill assembly in place 6 Pull assembly out of the front drum support Trap Duct Trap Duct Remo...

Page 39: ...se thread blower wheel back up nut 7 Unscrew the reverse thread blower wheel 14 mm Back up Nut Rear Duct Rear Duct Removal 1 Disconnect power and water from the unit 2 Remove the control panel 3 Remov...

Page 40: ...40 2 Philips 2 Philips 6 Remove the two 1 4 in hex screw located on the back side of the rear drum support 1 4 hex 1 4 hex Remove the rear duct by disengaging the rear duct tab from the heater Tab...

Page 41: ...and power to the dryer 2 Remove the control panel 3 Remove the top panel Remove the front panel 4 Remove the front control assembly bracket 5 Remove the front drum support 6 Remove the drum see Drum R...

Page 42: ...unit 2 Remove the drum 3 Remove the inlet thermostat wires 4 Remove the two 1 4 in hex screws that hold the inlet thermostat to the heater housing Outlet Thermostat Electric Operating Voltage 240 VAC...

Page 43: ...the rear duct Outlet Thermistor Outlet Thermistor Chart Temperature Resistance 50 0 F N 69 8 F N 75 2 F N 80 6 F N 86 0 F N 89 6 F N 95 0 F N 100 4 F N 105 8 F N 111 2 F N 116 6 F N 120 2 F N 149 0 F...

Page 44: ...onsists of a safety coil and a booster coil To ensure safe operation both coils must be energized in order to open the safety valve As gas enters the gas valve assembly the regulator DQG VDIHW YDOYH F...

Page 45: ...LV QRZ LQ series with the main coil and is essentially inopera tive IGNITOR NOT GLOWING DETECTOR MAIN SAFETY BOOSTER L1 N Flame Detector Open Should a momentary power failure occur the valve ZLOO VKXW...

Page 46: ...ve the one 1 4 in hex screw and remove the igniter 12 Make sure the igniter harness is routed through the burner bracket hole Flame Detector Flame Detector Removal 1 Disconnect power from the unit 2 R...

Page 47: ...the unit 2 Remove the drum 3 Remove the inlet thermostat wires 4 Remove the two 1 4 in hex screws that hold the inlet thermostat to the heater housing Outlet Thermostat Gas Operating Voltage 240 VAC...

Page 48: ...the rear duct Outlet Thermistor Outlet Thermistor Chart Temperature Resistance 50 0 F N 69 8 F N 75 2 F N 80 6 F N 86 0 F N 89 6 F N 95 0 F N 100 4 F N 105 8 F N 111 2 F N 116 6 F N 120 2 F N 149 0 F...

Page 49: ...zzle Holder Nozzle Holder Removal 1 Disconnect the steam tube from the water valve 2 Remove the nozzle retainer by twisting slightly counter clockwise Water Valve Operating Voltage 120 VAC Resistance...

Page 50: ...y 20 Red 20 Violet 12 Violet 20 Aqua 18 White Violet 20 Orange White 20 Aqua 14 Green 16 White 18 Orange White 12 Aqua 20 Pink 20 Green 12 Violet Red 18 Navy White 18 Tan Red 18 Yellow 18 Brown 18 Bla...

Page 51: ...ay 20 Red 20 Violet 12 Violet 20 Aqua 18 White Violet 20 Orange White 20 Aqua 14 Green 16 White 18 Orange White 12 Aqua 20 Pink 20 Green 12 Violet Red 18 Navy White 18 Tan Red 18 Yellow 18 Brown 18 Bl...

Page 52: ...8 White Violet 20 Orange White 20 Aqua 14 Green 16 White 18 Orange White 12 Aqua 20 Pink 20 Green 12 Violet Red 18 Navy White 18 Tan Red 18 Yellow 18 Brown 18 Black Red 18 White Red 12 Violet Yellow 1...

Page 53: ...nal 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 res...

Page 54: ...Detector Removal 46 Front Control Assembly Bracket 25 Front Control Assembly Bracket Removal 25 Front Drum Support 34 Front Drum Support Removal 34 Front Panel 24 Front Panel Removal 24 Front View 16...

Page 55: ...l 25 Rear Panel Removal 26 Rear View 18 Rear View Rear Panel Removed 19 Riser Assembly 27 Riser Removal 27 RJ45 Board 23 RJ45 Board Removal 23 RJ45 Board Strip Circuit 23 Safety Information 2 Safety R...