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Haier GE GFW510SCN0 Technical Service Manual Download Page 82

– 82 –

U

User Interface  52

User Interface Board  30, 51

User Interface Board Diagnosing  51

Using the Washer  19

W

Warranty  2

Wash Cycles  12

Washer Cycle  22

Washer Features  11

Water Levels  55

Water Temperature  50

Water Valves  56

Wi-Fi  52, 54

Wi-Fi Board  29, 31, 52, 54

Summary of Contents for GE GFW510SCN0

Page 1: ...UltraFresh Front Load Washer 31 9327 Technical Service Guide April 2020 GFW510SCN0 GFW550SSN0 GFW550SPN0 GFW650SSN0 GFW650SPN0 GFW850SSN0 GFW850SPN0 Rev 1 4 27 20 ...

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: ...n Pump Filter 21 Drain Hose Extension 21 Washer Cycle Defaults 22 Stacking Instructions 23 Tools Needed 23 Installation Preparation 23 Remove The Leveling Dryer Legs 24 Install Spacers to Dryer Bottom 24 Installing Appropriate Brackets 24 Prepare The Washer And Dryer 25 Install Dryer And Bracket On Washer 26 Finalize The Installation 26 Component Locator Views 27 Top View 27 Front View 27 Rear Vie...

Page 4: ...8 Back Cover 40 Front Panel 41 Damper 42 Overnight Dry Fan 43 Tub Light 44 Tub Gasket 45 Heater Assembly 650 and 850 Models 48 Thermistor 50 Electronics 51 User Interface UI Board 51 Wi Fi Board 52 Main Board 52 Accelerometer Board 53 Inverter Board 54 Fill System 55 Water Level Pressure Sensor 55 Water Levels 55 Water Valves 56 Bulk Dispenser Assembly 57 Drain System 59 Continued next page ...

Page 5: ...ssembly 61 Suspension and Tub Assembly 63 Dampers 63 Outer Tub Assembly 64 Diagnostics and Service Information 67 Consumer Fault Code Mode Entry 68 Service Mode Entry 68 Service Mode Tests 69 Fault Codes 72 510 550 Schematic 79 650 850 Schematic 80 Index 81 ...

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: ...tic envelope that is taped to the top of the dispenser assembly Mini Manual Platform W Washer 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 G F W 8 5 0 S S N 0 W W The nomenclature breaks down and explains what the letters and numbers mean in the mode...

Page 8: ...w 1000 7 RPM Medium 1100 7 RPM High 1200 7 RPM Max 1300 7 RPM Temp Approx Ω ohms C F 10 14 548722 5 23 45778 0 32 35975 5 41 28516 10 50 22763 15 59 18279 20 68 14772 25 77 11981 30 86 9786 35 95 8047 40 104 6653 45 113 5523 50 122 4608 55 131 3856 60 140 3243 65 149 2744 70 158 2332 75 167 1990 80 176 1704 85 185 1464 90 194 1262 95 203 1093 100 212 949 9 Thermistor Resistance Windings and Coils ...

Page 9: ... and fabric softener as desired Models with SmartDispense only require that the SmartDispense pad is selected once the tank has been filled 5 Press Start to begin the wash cycle The machine will weigh the clothes and add the proper amount of water When the wash cycle is finished the door will unlock 6 After the wash cycle is completed and the clothes are unloaded Close the door and select ULTRAFRE...

Page 10: ... communicate with a smartphone for remote appliance monitoring control and notifications It stays lit whenever the washer is on and is connected It will blink during the commissioning process or if it loses connection to the network Venting Venting will blink to indicate to select the ULTRAFRESH VENT feature at the end of the cycle It then stays illuminated once selected until venting is complete ...

Page 11: ... 11 Washer Features Continued next page Models GFW850 Models GFW650 Models GFW550 Models GFW510 ...

Page 12: ...ems with the need for sanitization Sanitize With Oxi Heavily soiled colorfast items with the need for sanitization Power Clean For heavily soiled items which require extra cleaning power Delicates For lingerie and special care fabrics with light to normal soil Provides gentle tumbling and soak during wash and rinse Press to start a wash cycle If the washer is running pressing it once will pause th...

Page 13: ...cycle s water temperatures CANNOT be changed This cycle utilizes elevated water temperature and a longer wash cycle to kill dust mites and reduce 99 of common bacteria from fabrics A pump purge and extended rinse is incorporated for the purpose of removing contaminants and allergens such as pet dander The SANITIZE With Oxi cycle s water temperatures CANNOT be changed This cycle when using an Oxi a...

Page 14: ... internal heater on models equipped with Steam capabilities NOTE The first 10 seconds of the wash fill is always cold This feature assists in conditioning the fabric and preventing stains from setting on garments Spin Adjusting the Spin speed changes the final spin speed of the cycles Always follow the garment manufacturer s care label when changing the Spin speed To change the Spin speed press th...

Page 15: ...ing stains on the NORMAL WHITES TOWELS BULKY Bedding SANITIZE Allergen and POWER CLEAN cycles To use 1 Press the Power pad to wake up the washer and select a wash cycle 2 Press the POWER STEAM pad to activate steam 3 Press the Start Pause pad Delay Wash Remote Start The user can delay the start of a wash cycle for up to 24 hours or remote start the washer by using the Delay Wash Remote Start featu...

Page 16: ...nning of the wash cycle and later to the rinse If the option is selected during the wash portion more water will be added at this point and later to the rinse Likewise if the More Water option is selected after the wash portion has completed the washer will add more water to the rinse only If wash and rinse have completed the More Water pad will no longer be active ULTRAFRESH VENT System with ODOR...

Page 17: ...ve clothing to the dryer right away At the end of the cycle the display will scroll END and after ten minutes the Tumble Care will begin It can be stopped at any time by pressing the Power pad PreWash on some models Prewash is an extra wash before the main wash Use it for heavily soiled clothes or for clothes with a care label that recommends prewashing before washing Be sure to add liquid or powd...

Page 18: ... four sound levels including off Control Lock Light Control Lock pad depending on model The user can lock the controls to prevent any selections from being made Or the user can lock or unlock the controls after a cycle has started Children cannot accidentally start the washer by touching pads with this option selected To lock unlock the washer press and hold the Control Lock Light Control Lock pad...

Page 19: ...red for higher concentrate detergents or if the user has very soft water For heavily soiled loads select MORE to add 40 more detergent than the AUTO level NOTE Not all cycles will allow the use of the SmartDispense feature If the light is not illuminated and pressing the SMART DISPENSE pad results in a beeping tone then SmartDispense is not allowed for the cycle that has been selected Detergent wi...

Page 20: ...it can lead to over sudsing and detergent residue being left on the clothes Fabric Softener Compartment If desired pour the recommended amount of liquid fabric softener into the compartment labeled Fabric Softener Use only liquid fabric softener in the dispenser Dilute with water to the maximum fill line Do not exceed the maximum fill line Overfilling can cause early dispensing of the fabric softe...

Page 21: ...loor It is normal to catch about a cup of water when the filter is removed 3 Pull down the pour spout 4 Turn the pump filter counter clockwise CCW and remove the filter slowly controlling the flow of the draining water 5 Remove the filter and clean the debris from the filter 6 Replace the filter and turn clockwise CW Tighten securely 7 Flip up the pour spout 8 Close the access door by hooking the ...

Page 22: ...Medium 51 Towels Normal Warm Max 61 Whites GFW510 GFW550 Normal Hot High 63 Whites GFW650 GFW850 Normal Hot High 63 Time Saver Selected Default Soil Selection Default Temp Selection Default Spin Selection Default Initial Cycle Time Cycle Active Wear Normal Warm Low 37 Bulky Bedding Normal Warm High 51 Delicates Light Tap Cold Low 32 Normal GFW510 GFW550 Normal Warm Medium 35 Normal GFW650 GFW850 N...

Page 23: ...installation and service NOTE If the dryer is 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 either side 0 front 0 rear 0 top Minimum vertical space from floor to overhead shelves cabinets ceili...

Page 24: ...s NOTE Retain the leveling legs for future use Remove The Leveling Dryer Legs Install Spacers to Dryer Bottom Installing Appropriate Brackets Select the appropriate brackets for your 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 t...

Page 25: ...rackets 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 stackin...

Page 26: ...m 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 2 Align th...

Page 27: ...Valve Pressure Hose Mini Manual Location Accelerometer Under the Crossbrace Main Board Drain Pump Damper Door Latch Connector Drain Filter Cleanout Tub To Pump Hose Dispenser fill hose Door Glass hose Gasket Boot Front Counterweights Door Latch Connector Heater Located At The Bottom Front Of Tub Continued next page ...

Page 28: ...Compartment Detergent Compartment PreTreat Compartment Bleach Compartment Detergent Compartment Fabric Softener Compartment Bleach Compartment Bulk Tank Pulley Pressure Chamber Drive Motor Belt Rear Bearing Ground Wire NOTE Bulk Tank On GTW650 and GTW850 Models Only ...

Page 29: ... Out to Inverter Board and Communication Between Main and Inverter Boards J602 DC Out to RJ45 J615 DC Out to User Interface and Communication Between Main Board and User Interface J701 DC Out to Thermistor J702 DC Voltage Out to Reed Switch J801 DC Voltage Out to Tub Light J901 DC Voltage Out to Accelerometer and Communication Between Main Board Main Board NOTE Wire colors in the following picture...

Page 30: ... 30 User Interface Board UI Accelerometer Board J101 DC Voltage in from Main Board and Communication Out to Main Board J901 DC Voltage Comm in from Main Board J101 ...

Page 31: ...and Neutral J301 Voltage Out to Stator J401 For Resistance Checking Only to Drive Motor J502 Output and Input to Hall Sensor in Motor Inverter Board Wi Fi Board J101 DC Voltage in from Main Board J401 J101 J301 J502 ...

Page 32: ...ness The control panel is held in place with five Phillips head screws behind the dispenser drawer and two tabs on the right side of the control panel Also when the dispenser drawer is removed the RJ45 connector can be accessed NOTE If the RJ45 rubber cover is pulled out of the control panel use a little detergent to reinsert it back into the control panel Control Panel Removal 1 Pull the dispense...

Page 33: ...5 connector housings and line filter Top Panel Removal 1 Remove the control panel see Control Panel Removal under Control Panel in this section 2 Remove three Phillips head screws at the front of the top cover Top Panel 3 Pull the top panel forward to disengage the rear guide posts and then lift up The door is reversible and can be ordered as a complete assembly hinge included The door hinge is at...

Page 34: ...RNING Shock Hazard Certain internal parts are intentionally not grounded and may present a risk of electric shock only during servicing Service Personnel DO NOT contact the following parts while the appliance is energized water valve drain pump NTC heater door lock inverter board motor and MC board Door and Hinge Assembly Hold the Door and Remove Hinge Screws from the Washer Hinge Cover Hinge Tool...

Page 35: ... Terminal Holder And Disconnect The Pin Connector From The Washer Step 4 Remove Reverse And Replace Door Striker Remove the two screws from the striker assembly and remove the assembly by pulling it toward the center pushing it up and pulling it out Rotate the striker assembly and replace it on the opposite side with its screws Hinge Hinge Cover Using your fingers pry the terminal holder from the ...

Page 36: ...he lock switch operates freely Replace its screws Step 7 Remove Lock Assembly And Install On The Other Side Of Washer Remove the two screws from the lock cover and remove it from the washer face Insert the provided lock bar into the lock mechanism in the washer face Remove the lock assembly by removing its two screws using the lock bar to lift it up to unhook tilting and pulling it out of the wash...

Page 37: ...ace The Door Assembly Lift the door assembly into place and secure it onto the washer face with its six screws Pin Connector Terminal Holder Close the washer door NOTE Make sure the door opens and closes correctly If not repeat all steps making sure all parts and screws are securely seated Connect power cord and turn on the breaker Run the washer through a complete cycle to verify proper operation...

Page 38: ... tries are unsuccessful a 180 second cool down will be applied and a Critical Lid Lock Fault will be set Retry logic should reset on successful lock attempt or on critical lid lock fault Door Lock Assembly Diagnosing Checking from the Main Board 1 To check the door switch with the door closed pins 2 to 3 will read approximately 127 ohms Pin 1 to 2 will read open If no reading from pins 2 to 3 repl...

Page 39: ...d to be moved to the opposite side as well Using the latch tool will assist with removing the lock assembly Lock Assembly Removal Reversal 1 Remove the two screws securing the door latch cover to the front panel 2 Remove the door lock by utilizing the latch tool supplied to the consumer with the washer to hold the door lock assembly and removing two Phillips head screws securing the door lock asse...

Page 40: ...e harness holder to the front panel and remove Disconnect the harness connector from the holder 6 If just reversing the door reconnect the lock assembly to the harness connector on the opposite side The back cover must be removed to access the belt pulley pressure chamber and motor Back Cover Removal The back cover is attached to the washer with eight Phillips head screws Pull the bottom of the pa...

Page 41: ...sket from the front panel see Tub Gasket Removal under Tub Gasket later in this section 3 Remove the three Phillips head screws securing the damper to the front panel located top center of the front panel Slide the damper toward the back releasing the tabs from the panel 4 Remove the six Phillips head screws at the bottom of the front panel One of which is a post screw NOTE The drain filter funnel...

Page 42: ...e of the tub and basket to help eliminate odors keep the tub and basket dry when not in use and allow air to circulate when using the 1 step wash and dry feature It is located at the front of the washer Screwed to the front panel and clamped to the door gasket Damper Diagnosing A quick check for the damper is to insert a finger into the opening to verify the damper door is not loose in the housing...

Page 43: ...night Dry Fan Removal 1 Remove the control panel and top panel see Control Panel and Top Panel in this section 2 Remove the overnight dry hose from the fan housing by pulling up on the hose clip lip J512 Main Board 3 Disconnect the fan harness connector 4 Remove the two screws securing the fan housing to the cabinet The screws are located on the rear of the washer cabinet 5 Remove fan from the fan...

Page 44: ...pened the 5 minute timer will restart When the door is closed the light will turn off LED Diagnosing The LED tub light is a diode that lights up It operates on approximately 3 3 VDC This is checked from the J801 connector on the main board If voltage is present but the LED does not light up verify the light is good 1 Disconnect the J801 from the main board or disconnect the in line connector to th...

Page 45: ... Removal These instructions show the door gasket boot being removed with the control panel top panel and front panel removed 1 Remove the control panel and top panel see Control Panel and Top Panel in this section of the guide 2 Open and remove the door assembly for easy handling of the front panel 3 Remove the outer gasket clamp by grasping the wire clamp spring with pliers at the bottom of the t...

Page 46: ...tance fit to the gasket Pull it out of the opening No need to disconnect the hose clamp 8 Remove the LED tub light by pushing it through to the outside of the gasket 9 To remove the damper from the gasket remove one Phillips head screw from the clamp securing the damper to the gasket 10 Remove the inner clamp using a 9 32 socket turning counter clockwise CCW 11 Pull the clamp and gasket away from ...

Page 47: ...et If it rubs the basket make adjustments as needed before installing the inner clamp 4 Push the outer lip of the gasket over the outer lip of the tub The lube liquid detergent will allow the gasket to slip into place Outer Gasket Lip Outer Lip Of Tub Inner Gasket Lip Outer Gasket Lip Inner Gasket Lip 5 Ensure the gasket is properly positioned The damper vent opening should be located at the 12 o ...

Page 48: ...s 11 Reinstall the tub LED light door glass spray nozzle damper and dispenser fill hose nozzle into the gasket The heater operates only when Sanitize or Tub Wash is selected The control does not pause to allow the heater to heat the wash water to the sanitize temperature The heater assembly is to the front half of the outer tub It is accessed from the front of the washer with the front panel remov...

Page 49: ...her using the drain pump filter see Using The Washer in the Control Features section of this service guide 2 Remove the front panel see Front Panel in the Cabinet and Structure section of this service guide 3 Disconnect the thermistor harness connector 4 Disconnect the black and white wires from the heater Disconnect Heater Harness 10 mm Nut Thermistor 5 Loosen the 10 mm hex nut until it is flush ...

Page 50: ...s C F 10 14 57 4417 5 23 44 9731 0 32 35 4632 5 41 28 1563 10 50 22 502 15 59 18 0968 20 68 14 6421 25 77 11 9159 30 86 9 7435 35 95 8 0112 40 104 6 6216 45 113 5 5006 50 122 4 5914 55 131 3 8502 60 140 3 243 65 149 2 7431 70 158 2 3298 75 167 1 9865 80 176 1 7002 85 185 1 4604 90 194 1 2589 95 203 1 0888 100 212 0 9447 Temperature Setting Water Temperature Tap Cold Tap Cold Cold 60 F 5 F Warm 90 ...

Page 51: ...t knob 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 CN1 connector If the User Interface board is not working check for approximately 12 VDC from pin 1 to pin 3 on the 7 pin connector from the main board to the User Interface board If voltage is present at the UI Board replace ...

Page 52: ...board housing Wi Fi Board Main Board The main board powers the User Interface UI and Inverter boards The main board receives commands from the User Interface board and controls washer operation communicating with the UI and inverter through low voltage pulses The main board is enclosed in a protective housing and cover located inside the cabinet at the top right side of the washer cabinet Main Boa...

Page 53: ...the accelerometer board that needs to be removed This can be done using a pair of needle nose pliers Main Board Removal 1 Remove the Top Panel see Top Panel in the Cabinet and Structure section of this service guide 2 Remove the two Phillips head screws that attach the Main Board to the cabinet 3 Slide main board toward the front of the cabinet to disengage the board housing tabs one top center an...

Page 54: ...hould read approximately 14 2 W ohms for a single phase If proper resistance is found and the inverter has 120 VAC at the P101 connector replace the inverter The inverter also receives commands from the main board at the P232 connector The voltage here is 12 VDC Inverter Board Removal 1 Remove the back cover see Back Cover in the Cabinet and Structure section of this service guide 2 Remove the thr...

Page 55: ...age is monitored by the Main Board which turns off the water valves when the desired water level is achieved Sensor output voltage can be read from the pressure sensor between pins 3 and 4 If shorted between pin 2 and pin 3 it will cause the board to shut down The board will come back on When the water level rises in the washer tub air is trapped in the air chamber located on the rear of the tub n...

Page 56: ...ervice Information section of this guide Water Valves There are different water valves that may be found depending on the washer being serviced A single hot water valve and a double cold triple cold or quadruple cold water valve Main Board GFW550 Valve Line C 20 Bleach Hot Main Wash Prewash Neutral W 20 Neutral Y 20 Neutral N 20 Neutral R 20 Cold Main Wash Main Board GFW510 Valve Line C 20 Bleach ...

Page 57: ...ews that attach the valve to the cabinet NOTE Red arrows indicate hot water valve screws Hot Water Inlet Cold Water Inlet Water Outlet The dispenser assembly provides automatic dispensing of detergent prewash bleach and fabric softener as long as the user fills the compartments prior to starting the washer The products added to the dispenser are diluted with water before they are dispensed into th...

Page 58: ... large hose clamp and slide it down onto the tub fill hose 3 Remove the tub fill hose from the dispenser box 4 Remove the inlet and the dispenser vent hoses from the dispenser a Squeeze each clamp and slide it back b If necessary carefully break each hose loose by inserting a small flat blade screw driver under the hose to break the seal c Remove the hoses d Disconnect the reed switch harness conn...

Page 59: ...or J512 brown wire pin 2 to black wire pin 3 Operation of the drain pump can be checked by using Service Mode test 12 see the Service Mode Test in the Diagnostics and Service Information section of this guide Specific failures associated with the drain pump can initiate Fault Code 18 see Fault Codes section in this service guide The drain pump is attached to the chassis bottom with two Phillips he...

Page 60: ...his service guide 3 Remove the tub to pump hose and drain hose from the drain pump 4 Disconnect the harness connectors from the drain pump 5 Remove two Phillips head screws securing the drain pump to the chassis bottom Then slide the pump toward the rear This will release the two stabilizing posts that go through two rubber grommets in the chassis front Lift the pump out from the cabinet ...

Page 61: ...t The sensor monitors motor RPM and is connected to the control board The motor assembly is checked from the front of the washer and removed from the rear Motor Diagnosing Resistance can be measured at the motor wire connector The motor windings have an approximate resistance value of 14 2 Ω between any two of the three wires If resistance is missing from any one of the phases replace the stator R...

Page 62: ...Mode tests 15 and 26 see the Service Mode Test in the Diagnostics and Service Information section of this guide Specific failures associated with the motor assembly can initiate Fault Code 3 see Fault Codes section in this service guide NOTE When reinstalling the motor belt insure it is positioned using the outer most motor pulley as shown Also to make it easier to reinstall the drive belt a wire ...

Page 63: ...racket is secured to the bottom of the chassis with a combination 8 mm hex head Phillips head bolt Damper Removal 1 Depending on the damper being repaired Remove the front panel or the back cover see Front Panel or Back Cover in the Cabinet and Structure section of this service guide 2 Remove the plastic pin from the top and bottom of the damper that secures it to the tub and the base bracket The ...

Page 64: ...sher is empty using the drain pump filter Ensure to have a shallow pan to catch the excess water 2 Remove the top cover control panel front panel and back cover see Top Panel Control Panel Front Panel and Back Cover in the Cabinet and Structure section of this service guide 3 Remove the drive belt from the motor and pulley by walking it off of the pulley 4 Using a 15 mm socket remove the belt pull...

Page 65: ...f the tub 7 Remove the drain hose from the bottom of the rear half of the tub 8 Remove the heater assembly from the front side of the tub see Heater Removal under Heater Assembly 650 and 850 Models in the Cabinet and Structure section of this service guide 9 Remove the two front counter weights by removing the eight 13 mm bolts securing the weights to the tub there are four for the top weight and ...

Page 66: ...lf of the tub and remove the rear tub half NOTE Both the right and left springs connect to the tub in the front openings of the molded tub spring mounts For proper balance ensure that the springs are reinstalled in the original mounts Front Spring Mount ...

Page 67: ...cle and will stay illuminated for a short time after cycle completion When this occurs the washer is taking actions to correct the out of balance condition and complete the cycle normally In some cases the washer may not be able to balance the load and spin up to full speed If the load is more wet than normal at the end of the cycle redistribute the load evenly in the wash basket and run a Drain S...

Page 68: ...Press Power pad From an idle state only all LED s off press and hold Start pad for 10 seconds After holding Start pad for 10 seconds all LED s will turn on signifying user may release Start pad Behaviors While In Consumer Fault Code Mode Entry The Pause and Door Lock LED s should be constantly blinking while in CFCM The first fault if present will show on the display Pressing the Start pad will di...

Page 69: ...ion Non Critical After selecting this test press the Start pad to toggle through the software version number as follows Example v01 23 First Press 01 on SSD Second Press 23 on SSD NOTE We only show the Non Critical version number because the Critical parametric version number must match the application Non Critical version number for the control to boot If you get to service mode then the parametr...

Page 70: ...child safety The door must be closed to start the test If door is open the lock LED will blink When started the mode will shift to spin if required and the door will be locked When mode shift is complete the unit will begin spinning Spin test will have a timeout 4 minutes No OOB detection during the spin The spin will stop when the test is exited The door will unlock once the speed reaches 0 after...

Page 71: ...e valve will turn off when the test is exited 24 Damper Pressing Start Pause will toggle the damper state When the damper feedback indicates that the damper is open the Soil Level Light LED will blink When the damper feedback indicates that the damper is closed the Soil Level Extra Light LED will blink 25 OND Fan Overnight Dry Pressing Start Pause will toggle the fan state When the fan is on the S...

Page 72: ...ensor is connected to the main harness Put washer in Service Mode and run test 14 Spin If hall sensor is bad or disconnected the basket will start to spin normally and then stop spinning after approximately 5 seconds Ensure hall sensor is properly connected and positioned on the motor If basket spins for approximately 15 seconds the hall sensor is most likely NOT the cause Measure the resistance o...

Page 73: ...Spin and Rinse LED s Consumer education that four cycles cannot be run back to back without opening and closing the door If the fault will not clear replace the door lock 15 Water Temp Sensor Invalid The thermistor is disconnected not present or has failed Run Service Mode heater and thermistor test 20 to verify heater and thermistor Check thermistor resistance from connector J701 on the control b...

Page 74: ...th the no spin option selected Check the output voltage from the pressure sensor to ensure it matches the water level in the basket according to the pressure sensor chart Check pressure tube for trapped water Ensure pressure chamber port is free from obstruction using drill bit size 1 16 in by hand so as not to drill through the inner wall 20 Critical Flood Level by Gallons Water volume into the t...

Page 75: ...n the door during spin for more than 5 seconds and see if this fault occurs 25 65 Pressure Sensor Dropout Pressure Sensor Continuous Gallons Monitor This fault is set when the pressure is above 6 in then later drops to less than 1 in for 5 seconds without draining Check to make sure house water supply valves are turned on Check water valve operation Check for proper drain pipe and stand pipe heigh...

Page 76: ...o power voltage is higher than 160 VAC Check if the voltage is higher than 160V If voltage is normal replace the main control board 31 Main Board Self Check Failed MCU failed self check One fault over the checking process ROM RAM CPU Registers Stack Clock AD triggers the fault The self checking is continuously performed by MCU Check door lock door switch water temperature sensor Check harness and ...

Page 77: ...hrenheit heat rise after the heater has been on for 5 minutes Run Service Mode heater and thermistor test 20 to verify heater and thermistor Check thermistor resistance from connector J701 on the control board Validate the resistance matches the table in mini manual Check the heater resistance from connector J503 on the control board from pin 4 to 5 Check wiring harness and connections Replace the...

Page 78: ...s an out of tolerance value for 10 seconds Replace main board 62 Inverter Power And Door Lock Monitor The fault is set when the system request inverter power full and the door in unlocked for more than 5 seconds See Fault Code 2 70 Inverter Volt Hertz Start Up Inverter volt hertz star up 135 is set five times in one cycle Review voltage and frequency at supply line Replace the inverter 77 See Faul...

Page 79: ... Not usable 6 Not usable 7 Not usable 8 Not usable Pressure Sensor To measure output voltage connect the probes between pin 4 and pin 3 Sho ng pin 3 to pin 2 will cause the main board to shut down 5 Resistance Table Component Resistance Motor 5 25 7 ohms Phase Resistance 3 5 7 ohms Line Resistance Valve typical coil 1 000 ohms Door lock coil 70 ohms at 25 C Damper motor 4 2k ohms Drain pump motor ...

Page 80: ...e main board to shut down 5 XX YY XX Wire Color YY Wire Gauge W White B Black S Grey N Blue Y Yellow G Green GY Green Yellow C Brown R Red P Pink V Purple O Orange T Tan Resistance Table Component Resistance Motor 5 25 7 ohms Phase Resistance 3 5 7 ohms Line Resistance Valve typical coil 1 000 ohms Door lock coil 70 ohms at 25 C Damper motor 4 2k ohms Fan 26 5 ohms Drain pump motor 19 5 10 ohms Re...

Page 81: ... Service Mode 68 Exiting Consumer Fault Code Mode 68 F Fault Codes 49 50 55 57 59 61 62 69 72 Fill System 55 59 Front Panel 41 42 43 59 60 64 H Heater 8 27 29 48 49 50 71 77 Heater Assembly 48 Heater Removal 49 I Inverter Board 28 29 31 54 Inverter Diagnosing 54 M Main Board 27 29 30 31 38 42 43 51 52 53 54 55 56 76 78 Motor Assembly 61 Motor Diagnosing 61 N Nomenclature 7 27 O Outer Tub Assembly ...

Page 82: ... Interface Board 30 51 User Interface Board Diagnosing 51 Using the Washer 19 W Warranty 2 Wash Cycles 12 Washer Cycle 22 Washer Features 11 Water Levels 55 Water Temperature 50 Water Valves 56 Wi Fi 52 54 Wi Fi Board 29 31 52 54 ...

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