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Haier GE UltraFresh GFD55ESSN, Technical Service Manual, Page: 36 / 59

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Haier GE UltraFresh GFD55ESSN Technical Service Manual Download Page 36

– 36 –

4.  Using the belt as a handle, lift the drum from 

the cabinet.

NOTE

: The felt on the front and back of the drum 

are not separate parts.  They come with the drum.

Looking at Idler Pulley from Front of Dryer

Pull Idler Pulley to the Right

The electric heater assembly has an upper 

and lower heater in the housing, which comes 

assembled together.  It also has the inlet and high 

limit thermostats mounted to the left side of the 

heater housing.

Heater Diagnosing

1.  Disconnect power from the dryer.

2.  Access the main board located under the top 

panel.

3.  Disconnect either the 

blue

 wire from the 

normally open (N.0.) terminal of the K502 

relay or the 

orange

 wire from the normally 

open (N.0.) terminal of the K501 relay.

  Electric Heater Assembly

Electric 

Heater 

Assembly

High 

Limit 

T-Stat

Inlet 

T-Stat

Summary of Contents for GE UltraFresh GFD55ESSN

Page 1: ...traFresh Dryer 31 9349 Technical Service Guide January 2021 GFD55ESSN GFD55GSSN GFD55ESPN GFD55GSPN GFD65ESSN GFD65GSSN GFD65ESPN GFD65GSPN GFD85ESSN GFD85GSSN GFD85ESPN GFD85GSPN GFV55ESSN Rev 1 1 05 22 ...

Page 2: ...ctrical power is required for diagnosis or test purposes disconnect the power immediately after performing the necessary checks RECONNECT ALL GROUNDING DEVICES 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 Appliances a Haier Company Copyright 2020 All rights ...

Page 3: ...tacking Instructions 17 Tools Needed 17 Installation Preparation 17 Remove the Leveling Dryer Legs 18 Install Spacers to Dryer Bottom 18 Installing Appropriate Brackets 18 Prepare the Washer and Dryer 19 Install Dryer and Bracket on Washer 20 Finalize the Installation 20 Component Locator Views 21 Top View 21 Front View 21 Bottom View Gas 22 Bottom View Electric 22 Main Board 23 User Interface Boa...

Page 4: ...sor Rods 34 Drum 35 Electric Heater Assembly 36 Burner Assembly 37 Gas Valve 37 Radiant Sensor Flame Detector 38 Igniter 39 Ignitor Circuit Operation 40 Blower Wheel 41 Drive Motor 42 Inlet Thermistor 43 Inlet Backup Thermostat 44 High Limit Thermostat 45 Outlet Thermistor 46 Outlet Thermostat 47 Safety Thermostat 48 Electronics 49 User Interface UI Board 49 Wi Fi Board 50 Main Board 50 Continued ...

Page 5: ... 5 Diagnostics and Service Information 52 Consumer Fault Code Mode 52 Service Mode 52 Service Mode Tests 53 Fault Codes 56 Electric Schematic 57 Gas Schematic 58 Index 59 ...

Page 6: ... 3 Isolate the appliance Step 6 Try It verify that the appliance is locked out Safety Requirements Steel Toed Work Boot Electrically Rated Glove and Dyneema Cut Resistant Glove Keeper Dyneema Cut Resistant Glove Cut Resistant Sleeve s Plano Type Safety Glasses Brazing Glasses Prescription Safety Glasses Safety Glasses must be ANSI Z87 1 2003 compliant GEA Factory Service Employees are required to ...

Page 7: ...Vent Brand G GE Appliances Configuration F Front Load Engineering Revision Alpha or Numeric Color WW White Model Year N 2019 Series Features Product Type S Standard Stationary Partner Type S Standard P Premium Color G F D 8 5 E S S N 0 W W The nomenclature breaks down and explains what the letters and numbers mean in the model number Serial Number The first two characters of the serial number iden...

Page 8: ...o 84 86 30 95 to 105 77 25 118 to 132 68 20 DC Voltage Output Board Component Connector Pin DC Volts Dryer Main Control Board User Interface J601 8 13 5 2 GND Outlet Thermistor J302 1 5 2 GND Inlet Thermistor J302 3 5 4 GND RJ45 J302 5 13 5 8 GND LED Lamp J303 1 5 3 GND Wi Fi J604 1 5 5 GND Dryer User Interface Board UI J101 5 13 5 4 GND Dryer Wi Fi Board Wi Fi J103 1 5 5 GND Thermostat TEMP F TEM...

Page 9: ... Windings and Coils Resistance Values W Main Motor Normal Vent Models Run 2 84 to 3 27 Start 2 82 to 3 12 Main Motor Long Vent Models Run 2 72 to 3 12 Start 2 25 to 2 48 Gas Valve Main 1135 to 1595 Booster 460 to 660 Safety 1095 to 1555 Igniter 40 to 400 75 F Water Valve 891 1089 Thermistors Resistance Values W K OHMS TEMP F TEMP C 76 to 84 86 30 95 to 105 77 25 118 to 132 68 20 Thermostat TEMP F ...

Page 10: ...ad Wi Fi Connect The dryer is GE Appliances Wi Fi Connect enabled Visit geappliances com connect and enter the model number to show the proper steps to connect the appliance Please visit GEAppliances com connect to learn more about connected appliance features to learn what connected appliance apps will work with smartphones Wi Fi Connectivity For assistance with the appliance or the ConnectPlus n...

Page 11: ... 11 Dryer Features Continued next page Models GFD85 Models GFD65 Models GFD55 GFV55 ...

Page 12: ...Lights The display shows the approximate time remaining until the end of the cycle and the dryer cycle status Sense Drying Damp and Cool In addition the display will show Wi Fi Will allow the appliance to communicate with a smartphone for remote appliance monitoring control and notifications Controls The dryer is locked will blink once if any pad is pressed or the cycle knob is turned Check Filter...

Page 13: ...ryness temperature and time recommendations to optimize drying Active Wear Clothing worn for active sports exercise and some casual wear Fabrics include new technology finishes and stretch fibers such as Spandex Also for clothing labeled Easy Care or Perma Press For wrinkle free and permanent press items Quick Dry For small loads that are needed in a hurry such as sport or school uniforms Can also...

Page 14: ...ngs for cycle minutes Time dryness level Level and temperature Temp can be set from the minimum lowest in column to maximum highest in column In general the higher up the column the more energy will be used NOTE The selected cycle set Time can be further adjusted in 1 minute increments by pressing the More Time and Less Time pads Dryness Level Selection only used for Sensor cycles Timed cycles run...

Page 15: ...ere are two options to set Delay Dry using a smartphone Option 1 Follow Delay Dry instructions Use the GE Appliances Laundry App to adjust the amount of time via smartphone Option 2 Remote Start Set dryer to AP using the Delay Dry pad This allows use of the GE Appliances Laundry App via smartphone to start the dryer remotely at the time of choosing If the dryer is set to AP with no activity it wil...

Page 16: ...l turn off when the door is shut the Light pad is pressed again or after 5 minutes if the door is left open Small Load on some models Select to use for a small load with any sensor cycle except SANITIZE My Settings As the cycle selector knob is turned the Time timed dry Level dryness level and Temp temperature settings change to automatic pre set default settings If a different setting is desired ...

Page 17: ...s approved for installation in an alcove or a closet it will be stated on a label on the back When Installed in an Alcove or Closet The dryer MUST be vented to the outdoors Minimum clearance between dryer cabinet and adjacent walls or other surfaces is 0 inches either side 0 inches front 0 inches rear 0 inches top Minimum vertical space from floor to overhead shelves cabinets ceilings etc is 67 7 ...

Page 18: ...the leveling legs for future use Remove the Leveling Dryer Legs Install Spacers to Dryer Bottom Installing Appropriate Brackets Select the appropriate brackets for the model sizes Using the outside holes in the bracket attach it to the top left corner of the washer back using four screws Repeat on the top right corner of the washer back Make sure the arrows on the spacers point to the outside Fron...

Page 19: ... brackets overhanging washers edges OR Install brackets flush at washers edges Do not install brackets overhanging washers edges Prepare the Washer and Dryer 1 Place the washer in the approximate final installation location 2 Make sure the washer is level Refer to the washer Installation Instructions for details 3 Upright the dryer 4 Reverse the washer and dryer door swings if desired before stack...

Page 20: ...the minimum height necessary to level the washer and dryer properly Dryer Place Hands Here Washer Place Hands Here Install Dryer and Bracket on Washer 1 Lift the dryer onto the top of the washer Be sure to lift the dryer high enough to clear the washer control panel Be careful not to scratch the top of the washer with the spacers Protect the washer control panel with cardboard or other protection ...

Page 21: ... 21 Component Locator Views Top View Front View Main Board Wi Fi Board Drum Drum Belt Steam Valve Front Drum Support Drum Light RJ45 Connector Door Switch Connector ...

Page 22: ...upport Rollers Idler Arm Drive Motor Outlet T Stat Outlet Thermistor Safety T Stat Inlet T Stat Gas Valve And Burner Assembly High Limit T Stat Outlet T Stat Outlet Thermistor Electric Heater Assembly High Limit T Stat Inlet T Stat Drive Motor Idler Arm ...

Page 23: ... J502 120 VAC Out to Water Valve J601 13 5 VDC Out to User Interface Communication Between Main Board and User Interface Pins 8 to 2 J604 5 VDC Out to Wi Fi Board and Communication Between Main Board and Wi Fi Board Pins 1 to 5 J605 Not Used K501 Relay 120 VAC Out to Gas Valve Top Heater on Electric Models K502 Relay 120 VAC Out to Drive Motor K504 Relay 120 VAC Out to Bottom Heater Electric Model...

Page 24: ... 24 User Interface Board UI J101 DC Voltage in from Main Board and Communication Out to Main Board J101 Wi Fi Board J103 DC Voltage in from Main Board and Communication Out to Main Board ...

Page 25: ...lace with four Phillips head screws and five tabs One of the two RJ45 connections is located behind the control panel Control Panel Removal 1 Using a small flat blade screw driver remove the beauty cap from the left side of the control panel 2 Remove the 1 4 inch hex head screw that secures the access panel to the control panel Dryer Components Warning Sharp edges may be exposed when servicing the...

Page 26: ...two 1 4 inch hex head screws Once they are removed lift the door upwards to disengage the support hooks on the door hinge from the front panel Door Reversal WARNING Shock Hazard Unplug the appliance or turn off the circuit breaker before servicing Pressing the Power pad DOES NOT disconnect power Tools Needed Phillips head Screw driver T 25 Torx driver 1 4 inch Nut driver Removal of the control pan...

Page 27: ... strike plate using a T 25 Torx driver Remove the strike plate and set it aside While supporting the door remove the two screws from the hinge in the dryer face using a 1 4 in nut driver Lift the door assembly to remove it from the dryer front panel and set it on a protective surface Step 2 Remove the Inner Door Remove the fourteen screws from the inner door frame using a Phillips head screw drive...

Page 28: ...yer door NOTE Make sure the door opens and closes correctly If not repeat all steps making sure the gasket all parts and screws are securely seated Rotate the handle and hinge and replace them back into the pockets on the opposite sides Step 4 Replace the Inner Door Reinstall the inner door frame into the outer door Replace the fourteen screws into the inner door using a Phillips head screw driver...

Page 29: ... is so fine that it will need replaced instead of cleaned if it gets clogged Nozzle Replacement To replace the nozzle order Nozzle Replacement Kit WE01X30097 and follow these instructions carefully 1 Using a 12 point socket or pliers remove the nozzle from the nozzle base 2 Remove the screen mesh from inside the nozzle base with a small flat blade pocket screw driver Continued next page ...

Page 30: ...ngers to prevent cross threading then attach the nozzle to the nozzle base finger tight With a pair of pliers and the Nozzle Mesh Installation Tool socket that comes in the kit tighten the nozzle to the nozzle base Base Replacement The mist nozzle base is mounted to the rear drum support If the mist nozzle base needs to be replaced the rear panel will need to be removed Then remove the two 1 4 inc...

Page 31: ...steam valve is used during the Steam Dewrinkle or Steam Refresh cycles It provides a mist of water that is sprayed into the drum allowing the clothing to become damp As the dryer tumbles the clothes it heats the air drying the clothes and causing the wrinkles to fade while refreshing the material The valve is located at the top rear of the cabinet Misting Steam Valve Diagnosing From the J502 conne...

Page 32: ...cabinet Set the bracket aside 3 To remove the front drum support the drum tub light will need to be disconnected at the drum light harness connector first The tub light is removed from the inside of the drum Pinch the tabs on the back of the light and push it to the inside of the drum 4 Then push the arrow shaped wire tie from the back of the support so the harness is free from the support 5 Lift ...

Page 33: ...ssure from the belt still having tension on it Drum Roller Wheel Removal 1 Remove the control panel control panel bracket top cover and front panel see Control Panel and Front RJ45 Access Top Cover Front Panel and Front Drum Support sections of this service guide 2 Remove the triangle clip from the shaft that secures the roller wheel on it Slide the roller wheel off of the shaft 3 Remove the shaft...

Page 34: ... of the dryer is raised too high clothes will tumble toward the rear of the drum preventing contact with the sensors This could produce a false dryness reading Drum Tub Lamp The drum lamp assembly consists of a LED that comes with its own harness attached It has a built in light shield Drum Lamp Diagnosing With an active display and the door open check for approximately 5 VDC at the J303 connector...

Page 35: ...rooves where the drum sits on top of drum rollers There are two at the front and two at the rear of the drum It is held in place on the drum rollers using a downward pressure caused by the idler arm and spring Drum Removal 1 The control panel top panel front panel and front drum support will need to be removed see Control Panel and Front RJ45 Access Top Cover Front Panel and Front Drum Support sec...

Page 36: ...ter in the housing which comes assembled together It also has the inlet and high limit thermostats mounted to the left side of the heater housing Heater Diagnosing 1 Disconnect power from the dryer 2 Access the main board located under the top panel 3 Disconnect either the blue wire from the normally open N 0 terminal of the K502 relay or the orange wire from the normally open N 0 terminal of the ...

Page 37: ...r assembly consists of the gas valve burner and inlet pipe To convert the dryer from natural gas to LP gas the burner assembly must be replaced The burner cannot be converted to LP gas Refer to LP Conversion Kit WE25M87 The burner assembly has a gas valve that utilizes three coils A double coil safety and booster coils combined and a single main coil are located on top of the gas valve in front of...

Page 38: ...e When the radiant sensor is cool it is closed This allows electricity to energize the dryer s igniter After the radiant sensor heats up because of its close proximity to the igniter it opens The power is then diverted to the valve solenoids where the valve should open and release gas The radiant sensor rarely goes bad Radiant Sensor Diagnosing 1 Support the switch s terminals with a pair of needl...

Page 39: ...nd has a maximum rating of 3 5 amps The ignitor has an approximate resistance value of 40 to 400 Ω The ignitor is attached to the gas valve bracket with one 1 4 inch hex head screw To access the ignitor it is necessary to remove the burner assembly see Burner Assembly in this section of the service guide ...

Page 40: ...mostats to the gas valve 2 The neutral circuit is from the dryer harness through the door switch and motor switch M2 to M1 to the gas valve When the glo bar is heating the booster and safety coils are both energized and will open the safety valve The main valve is closed as its coil is bypassed by the normally closed N C flame detector When the glo bar reaches ignition temperature in approximately...

Page 41: ...the two 1 4 inch hex head screws securing the inlet ring to the blower housing 2 Once the inlet ring is removed use an adjustable wrench to stabilize the shaft of the motor Then remove the 1 2 inch Belleville nut securing the blower wheel to the shaft of the motor Blower Wheel NOTE Remember to rotate the nut to the right clockwise CW to loosen the nut Rotate the nut to the left counter clockwise C...

Page 42: ...ce Values Start Winding 2 84 ohms to 3 27 ohms Run Winding 2 82 ohms to 3 12 ohms Long Vent Motor The long vent motor is similar to the standard vent motor in that is has the single shaft going through the motor that has the belt pulley on the one end On the other end of the shaft instead of connecting directly to the blower wheel it has a speed increaser pulley mounted to it The speed increaser p...

Page 43: ...of the motor up and slide toward the rear of the dryer Continued next page The inlet thermistor is located at the back of the dryer It is mounted to the supply duct The thermistor has a negative temperature coefficient as temperature increases resistance decreases Resistance can be measured at the thermistor wire harness or from the main board two purple wires at the J302 connector pins 3 and 4 In...

Page 44: ... Diagnosing Continuity can be checked at the thermostat or from the main board From the main board on the electric dryer check from the common terminals of K502 or K501 relays to the line one side of the power cord or terminal block NOTE Disconnect the J101 connector from the main board to prevent a false reading If there s no continuity found either the inlet or outlet backup thermostat could be ...

Page 45: ...c heater on electric model dryers On gas dryers it is located on top of the combustion chamber On electric dryers it opens at 290 F On gas dryers it opens at 302 F High Limit Thermostat Diagnosing Continuity can be checked at the thermostat or from the main board From the main board on the electric dryer check from the J101 connector to the line one side of the power cord or terminal block If ther...

Page 46: ... outlet thermistor is located on the back of the blower housing The thermistor has a negative temperature coefficient as temperature increases resistance decreases Resistance can be measured at the thermistor wire harness or from the main board two blue wires at the J302 connector pins 1 and 2 Outlet Thermistor Removal 1 The control panel top panel front panel front drum support and drum will need...

Page 47: ... opens at 165 F and closes at 155 F Outlet Thermostat Diagnosing Continuity can be checked at the thermostat or from the main board From the main board on the electric dryer check from the common terminals of K502 or K501 relays to the line one side of the power cord or terminal block NOTE Disconnect the J101 connector from the main board to prevent a false reading If there s no continuity found e...

Page 48: ... Thermostat The safety thermostat is only found on the gas dryer It is located on the back of the blower housing It opens at 190 F and closes at 151 F Outlet Thermostat Diagnosing The safety thermostat can be checked from the common terminal of either the K504 or the K501 relays or the J101 connector on the main board to the line one side of the terminal block If no continuity is found either the ...

Page 49: ...b does not need to be removed as it will stay with the control panel User Interface UI Board Diagnosing The user interface UI board is powered by the main board from the J601 connector If the user interface UI board is not working check for approximately 13 5 VDC from pin 2 to pin 8 on the 10 pin connector from the main board to the user interface UI board If voltage is present at the J101 connect...

Page 50: ... main board housing Then lift the board away from the main board housing Wi Fi Board Main Board The main board is located under the top panel mounted on a bracket on the left side Main Board Diagnosing Check for 120 VAC at the outlet If voltage is there check for 120 VAC between the black and white wires at the J101 connector pins 2 and 3 on the main board If no voltage is found check the wire har...

Page 51: ... Top Panel see Top Panel in the Dryer Components section of this service guide 2 Disconnect harness connector from the main board 3 Lift up the tab and slide main board toward the rear of the dryer and lift from main board bracket T a b ...

Page 52: ...d the fault table from their dryers to provide them to the call takers This will allow the service technicians to bring the correct parts to the service call From an idle state only all LED s off press and hold Start pad for 10 seconds After holding the Start pad for 10 seconds all LED s will turn on signifying that the user may release Start pad Behaviors While in Consumer Fault Code Mode The Pau...

Page 53: ...re version number as follows Example v01 23 First Press 01 on Seven Segment Display SSD Major Version Pause LED will be ON Second Press 23 on Seven Segment Display SSD Minor Version Sensing LED will be ON Rotate the cycle knob to end the current test and advance to the next test 5 MC Parametric Version Non Critical Press Start to toggle through software version number as follows Example v01 23 Fir...

Page 54: ...uring test Electric dryers will turn on the inner coils only during test Gas dryers will turn on heat during this test Gas only has one output for heat Opening the door will stop the motor turn off heat and exit test Temperatures will be limited to COTTONS high max temperatures When max temperature is reached motor will turn off but temperature will still be displayed After 5 minutes drum motor an...

Page 55: ...vance to next test 13 Clear Fault Codes Pressing the Start button will clear all Fault Codes When cleared the display will show Rotate the cycle knob to end current test and advance to next test 14 Steam Valve Be sure the door is closed Press the Start button to toggle the water valve On and Off Seven Segment Display SSD will show either on or OFF Valve will have a time limit of 1 minute Valve will...

Page 56: ...d Check and replace outlet inlet thermistor if necessary 10 Empty Drum Detection Tripped Empty drum detection algorithm has been tripped Check and replace sensor rods and or harness if necessary 11 Blocked Vent The blocked vent algorithm has detected a blockage Check the vent and clear if blocked 13 Door Switch Signal Stuck Closed If five cycles are run and the DOOR_STATE signal in the hardware doo...

Page 57: ...START WINDING RUN WINDING TCO MOTOR OFF GND BASE GND COM 1 2 G 4 5 RED 12 RED 12 RED 12 2 1 ORG 14 BLU 14 1 1 BRACKET GND RJ45 PUR 18 PUR 18 BLU 20 UPPER ROD LOWER ROD OUTLET THERMISTOR INLET THERMISTOR BLU 20 PNK 20 GRY 20 PUR 20 GRN 20 LED DRUM LIGHT WIFI BOARD USER INTERFACE BOARD YEL 18 YEL 18 GRN 14 1 1 1 PUR 18 PUR 20 ORG 14 BLK 12 ORG 14 BLU 14 BLK 12 WHT 20 SPLICE 5 BLK 12 BLK 12 RED 20 BL...

Page 58: ...18 WHT 18 WHT 18 RED YEL 18 BLK RED 18 BLK WHT 18 BLK YEL 18 PUR 18 BLU 18 PUR 18 1 J302 J301 1 1 BRACKET GND RJ45 BLU 20 UPPER ROD LOWER ROD OUTLET THERMISTOR INLET THERMISTOR BLU 20 PNK 20 GRY 20 PUR 20 GRN 20 PUR 20 ORG 22 BLU 22 YEL 22 BLK 22 1 4 5 8 WATER VALVE 1 2 OUTSIDE OF MAIN BUNDLE ORG 20 BLK WHT 20 J502 START WINDING RUN WINDING TCO MOTOR OFF GND BASE GND 2 G 4 GRN 14 5 K501 NO COM REL...

Page 59: ...t Operation 40 Inlet Backup Thermostat 44 45 Inlet Thermistor 8 9 43 44 54 56 L Long Vent Motor 42 M Main Board 21 23 24 49 50 51 Mini Manual 7 26 Misting Nozzle 29 Misting Steam Valve 31 N Nomenclature 7 O Outlet Thermistor 8 9 22 46 54 56 Outlet Thermostat 47 48 R Radiant Sensor 38 Resistance Values 8 9 43 46 RJ45 8 9 21 25 26 31 32 33 49 S Safety 2 6 9 22 37 48 Safety Thermostat 48 Sensor Rods ...

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