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GE PFWS4400L0, Technical Service Manual

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GE PFWS4400L0 Technical Service Manual Download Page 46

– 46 –

Belt

To remove the belt:

1.  Remove the four 6-mm screws from the 

cabinet's rear cover.

Note:

 The belt is elastic and designed to be removed 

and installed in this manner.

Belt

Tub Drive 

Pulley

2.  Pull the cover outward from the middle.

3.  Remove the belt by turning the tub drive pulley 

and rolling the belt off the pulley.

Caution:

 When installing, use a torque wrench to 

tighten the 18-mm hex nut to 44 ft. lbs of torque.

Drive Nut

(Continued Next Page)

Wash Basket Pulley

To remove the wash basket pulley:

1.  Remove the belt. (See 

Belt

.)

2.  Remove the 18-mm hex nut that holds the tub 

drive pulley to the wash basket. Remove the 
pulley.

Summary of Contents for PFWS4400L0

Page 1: ...PFWS4600L0 PFWS4605L0 PFWS4400L0 PFWS4405L0 Technical Service Guide September 2011 GE Appliances WASH TEMP ACTIVEWEAR SPEEDWASH START POWER DRAIN SPIN BASKETCLEAN HANDWASH STEAM CYCLES DELICATES POWER WRINKLEFREE NORMAL WHITES PERMANENTPRESS STEAMREFRESH SPECIALTY CYCLES SOIL LEVEL SPIN SPEED Profile ...

Page 2: ...NG To avoid personal injury disconnect power before servicing this product If electrical 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 positi...

Page 3: ...es 7 Control Panel 26 Dampers 52 Demo Mode 20 Dispenser Assembly 31 Dispenser Motor 33 Door 49 Door Hinge 50 Door Lock 29 Door Strike 29 Drain Pump 41 Error Codes 62 Front Panel 30 Heater Assembly 43 Introduction 6 Inverter 45 Line Filter 28 Motor Assembly 47 Nomenclature 5 Outer Tub Assembly and Suspension 55 Overnight Ready Fan Motor 39 Power Board Assembly 35 Schematics 65 ...

Page 4: ... Test Mode 58 Steam Generator 40 Thermistor 44 Top Panel 25 Tub Gasket Boot 51 VFD Vacuum Fluorescent Display 28 Warranty 67 Wash Basket 53 Wash Basket Pulley 46 Washer Components 25 Water Level Control 37 Water Valve Assembly 41 ...

Page 5: ...er Key Feature S Steam Engineering Revision Specific Color WW White MV Vermilion Red MG Champagne MS Metallic Silver Model Year Control Features Serial Number The first two characters of the serial number identify the month and year of manufacture Example VV123456S November 2011 V NOV Z DEC A JAN B FEB F MAR G APR H MAY L JUN M JUL R AUG S SEP T OCT 2011 V 2010 T 2009 S 2008 R 2007 M 2006 L 2005 H...

Page 6: ...zle that sprays water on the inner door glass to reduce detergent and mineral buildup A built in Service test mode that can operate specific washer components and record any associated error codes This diagnostic feature can be accessed on the control panel s VFD Vacuum Fluorescent Display A two piece plastic outer tub which is formed from tough lightweight polypropylene A wash tub that is constru...

Page 7: ...S4600 PFWS4605 Profile HA Steam Washer w SmartDispense PFWH4400 PFWS4405 Profile HA Washer w o Steam w SmartDispense Quick Start If the screen is dark press the POWER button to wake up the display 1 Press the POWER button 2 Select a wash cycle or Steam Refresh cycle Defaults are set for each cycle These default settings can be changed See Control settings for more information 3 If you selected a c...

Page 8: ... will continue to tumble for 30 minutes to keep wrinkles from setting in Press Start Pause to remove clothes If clothes are slightly damp after completion of the cycle hang dry clothes for 10 minutes before wearing HANDWASH For items labeled hand washable with light soils Provides gentle rocking to mimic the handwashing action DELICATES For lingerie and special care fabrics with light to normal so...

Page 9: ... 9 Continued Next Page ...

Page 10: ...elect the delay time Finally press the START button after the desired cycle is selected The machine will count down and start automatically at the correct time NOTE If you forget to fully close the door a reminder signal will beep reminding you to do so NOTE If you open the door when the delay is counting down the machine will enter the pause state You must close the door and press START again in ...

Page 11: ... 11 Continued Next Page ...

Page 12: ... FREE or ACTIVE WEAR cycles 2 Select the STEAM ASSIST button to activate Steam 3 Press the START PAUSE button 16 ENERGY SAVINGS WASH Use e WASH to save energy on specified wash cycles e WASH cannot be used with STEAM REFRESH ENERGY SAVING ATHLETIC SHOES BASKET CLEAN and WASH CARE w SOAK 17 OVERNIGHT READY on some models OVERNIGHT READY is intended for smaller loads only This feature is intended fo...

Page 13: ... 13 Continued Next Page ...

Page 14: ... 14 Continued Next Page ...

Page 15: ...s is not recommended This may cause an out of balance load Add one or two similar items Pillows and comforters should not be mixed with other items This may cause an out of balance load Sort dark colored clothes from light colored clothes to prevent dye transfer This is a high efficiency washer so it uses less water making dye transfer more common WORKWEAR 4 Jeans 5 Work Wear Shirts 5 Work Wear Pa...

Page 16: ...p Filter Due to the nature of the front load washer it is sometimes possible for small articles to pass to the pump The washer has a filter to capture lost items so they are not dumped to the drain To retrieve lost items clean out the pump filter 1 Using a small flathead screwdriver open the access door 2 Place a shallow pan or dish under the pump access door and towels on the floor in front of th...

Page 17: ...tments and the detergent insert Rinse the inserts and the drawer with hot water to remove traces of accumulated laundry products To clean the drawer opening use a small brush to clean the recess Remove all residue from the upper and lower parts of the recess Return inserts to the proper compartments Replace the dispenser drawer To reduce buildup in the Dispenser Drawer area Use only HE High Effici...

Page 18: ...E High Efficiency detergent Profile Smart Dispense System The Profile SMART DISPENSE System lets you store laundry detergent and fabric softener to be dispensed automatically during the wash and rinse cycles of this washer NO BLEACH may be used in this dispense system See the Owner s Manual that is included with the Profile SMART DISPENSE System for installation instructions Pedestal There is a pe...

Page 19: ... 19 ...

Page 20: ...isplay will run much faster than normal To Enter Demo Mode To Exit Demo Mode 1 Turn off the unit 1 Unplug the washer 2 Open the door 3 Wait 30 seconds 4 Restore power to washer 5 Press START PAUSE 4 times within 30 seconds of applying power Use same procedure as entering demo mode Note Removing power from washer will not exit demo mode ...

Page 21: ...b Drain Hose Inverter Behind Frame Motor Pump Behind Frame Heating Element Thermistor Dispenser Vent Hose Dispenser Assembly Power Control Water Valve Dispenser Inlet Hose Steam Generator Overnight Ready Fan Line Filter Behind Steam Generator Water Level Control Behind Top Brace ...

Page 22: ... 22 Dispenser Drawer Tub Drive Pulley Belt Motor Rear View Front View Con t ...

Page 23: ...ections J3 Input from Power Board Output to Motor Continued Next Page Input from Power Board P3 5 Inverter Precharge L1 P3 3 Ground P3 1 Door Lock and Heater Neutral CN3 Output from Control Board Model Select Plug VFD Vacuum Fluorescent Display P3 5 P3 3 P3 1 ...

Page 24: ...ressure switch foam main and overflow switches J7 Detergent and softener level sensors J8 Bulk dispenser switch dispenser position switch heater temperature thermistor and door lock switch J9 Tube light J15 L1 output to inverter door lock switch heater and power filter J16 L1 door lock switch heater N to inverter N to bulk dispenser board and N to power filter Power Supply Board rear cover off J5 ...

Page 25: ...t protection Note Combined Phillips head hex head screws can be utilized throughout this appliance Either Phillips screwdrivers or nut drivers can be used to extract or install these screws Removal of the top panel provides access to the control panel power board dispenser water valve water level control line filter steam generator and overnight ready fan The top panel is held in place by 3 screws...

Page 26: ...3 Remove the 2 Phillips head screws from the control panel dispenser recess Lock Tab Control Panel The control panel is held in place with 5 Phillips head screws and 1 tab To remove the control panel 1 Remove the top panel See Top Panel 2 Pull the dispenser out to the stop position Press down on the lock tab Pull the dispenser out Tab Note When installing the control panel place the panel pin in t...

Page 27: ...sume or cancel the cycle End of Cycle A cycle is completed LEDs and VFD on the front panel stay on and all loads are turned off The door is unlocked The control board remains in this mode until the door is opened or after 2 hours have passed Fault The control board detected a critical failure condition Certain functions of the washer will not operate The VFD will show the fault code in the service...

Page 28: ...to be burnt by heat or a power surge The filter resistance should be approximately 0 between the black top wire terminals and 0 between the white bottom wire terminals To remove the line filter 1 Remove the top panel See Top Panel 2 Remove the single black top and single white bottom wires 3 Disconnect the wire harness by pressing the tab and pulling outward Note The ground wires attached to the l...

Page 29: ...lock can initiate error codes E11 E12 E13 and E28 See Error Codes The door lock is held to the front panel with 3 Phillips head screws The door lock is accessed from the front of the washer when the right side of the gasket is partially pulled back To remove the door lock 1 Open the door and remove the 3 Phillips head screws that hold the door lock to the front panel Continued Next Page Door Strik...

Page 30: ...ocated in the fold of the gasket The door lock and wiring is attached to the front panel To remove the front panel 1 Remove the control panel See Control Panel 2 Remove the service panel See Service Panel 3 Open the door Remove the 3 Phillips head screws that hold the door lock to the front panel See Door Lock 4 Remove the spring and wire from the gasket See Door Lock 5 Position the gasket behind ...

Page 31: ...es associated with the dispenser can initiate error code E9 See Error Codes Water Diverter Motor Driven Cam Dispenser Tank Caution When testing the diverter motor DO NOT remove the wiring harness from the diverter motor unless replacing the motor assembly The motor assembly has a special locking connector and the wiring harness will not stay reconnected if removed and reinstalled on the same motor...

Page 32: ...d into the tank inlet upon reassembly Bulk Hose Connections to Dispenser Tank 5 Using either a Phillips head screwdriver or a 7 mm hex head nut driver loosen the clamp screw loosen the clamp and remove the dispenser outlet hose from the dispenser Note Install the dispenser vent hose with the notch aligned with the tab on the dispenser tank tube Tank Inlet Inlet Tube Inlet Hose Tab Protrusion Indic...

Page 33: ...motor can be checked by using the Service Test Mode t15 See Service Test Mode Specific failure associated with the dispenser motor can initiate error code E9 See Error Codes To remove the dispenser motor 1 Remove the top panel See Top Panel 2 Remove the 2 Phillips head screws that attach the diverter motor and gasket inlet hose clip to the dispenser tank See Dispenser Assembly 3 Lift the dispenser...

Page 34: ...e pump it wants to turn on For information pertaining to the Smart Dispense pedestal see publication 31 9169 To remove the bulk dispenser switch 1 Remove the top panel See Top Panel 2 Remove the 3 Phillips head screws from the bulk dispenser switch 3 Disconnect the 2 wires from the bulk dispenser switch 4 Remove the 3 bulk dispenser switch outlet hoses from the bulk dispenser switch Note The bulk ...

Page 35: ...ace with 1 locking tab 2 Remove the 6 mm hex head screw that attaches the power board assembly to the control bracket 4 Pull the power board toward the rear of the washer to disengage the 2 front tabs and pull toward the left side to disengage the right tab 5 Remove the wires from the 6 power board wire retainers 2 not shown 6 Remove the wire tie from the back end of the power board housing Wire T...

Page 36: ...t can be turned off when the Basket Light button is held for 3 seconds except when the unit is in idle The basket light uses a 3 3 VDC LED lamp Disconnect Light 5 Push the light thru the gasket to remove it from the washer 4 Depress the tab to remove the wire retainer that attaches the light wiring to the front bracket To remove the basket light 1 Remove the front panel See Front Panel 2 Follow st...

Page 37: ...flow Empty Closed Open Open Foam Open Open Open Main Open Closed Open Overflow Open Closed Closed Water Levels The foam water level is approximately 11 2 inches deep measured behind the baffle and approximately 1 2 inch deep measured at the bottom center of the wash basket Foam Water Level The main water level is approximately 3 inches deep measured behind the baffle and approximately 13 4 inches ...

Page 38: ...ove the top panel See Top Panel 2 Remove 4 Phillips head screws from the cross support and 4 Phillips head screws from the steam generator 3 Remove the two 6 mm hex head screws holding the overnight ready fan bracket to the overnight ready fan housing Note The fan bracket is attached to the washer frame with 1 screw and a tab 5 Disconnect the 2 wire harnesses Overflow Water Level The overflow wate...

Page 39: ...ernight ready fan housing Note The fan bracket is attached to the washer frame with 1 screw and a tab 3 Remove the 6 mm hex head screw from the overnight ready fan bracket and remove the bracket by sliding it up and out to release the tab 4 Remove 2 Phillips head screws from the overnight ready fan inlet vent 5 Disconnect the overnight ready fan motor wiring harness 6 Remove the 5 Phillips head sc...

Page 40: ...nd resets at 221 F To remove the steam generator 1 Remove the top panel See Top Panel 2 Remove the 4 Phillips head screws holding the steam generator to the rear panel and cross support 3 Disconnect the 4 wiring harnesses and wire tie from the steam generator Disconnect Disconnect 4 Remove the 2 hoses from the steam generator Note The steam hoses are difficult to remove a Squeeze each clamp and sl...

Page 41: ...ve assembly consists of an additional low flow cold water valve that supplies water to the steam generator The cold water valve is controlled by the cycling thermostat on the steam generator which opens at 266 F when the unit is depleted of water After the cycling thermostat opens 120 VAC is fed thru the limiter and the heater element which energizes the valve coil This replenishes the steam gener...

Page 42: ...serting a small flat blade screwdriver under the hose to break the seal c Remove the tub outlet hose from the drain pump inlet d Remove the drain hose from the drain pump outlet 5 Disconnect the 2 wires from the drain pump 6 Remove the 2 Phillips head screws and 2 washers that hold the drain pump to the chassis 7 Pull the drain pump rearward to clear the 2 locator pins from the 2 grommets in the f...

Page 43: ...the opening of the tub The hex nut is set by the factory at 31 in lbs of torque Operation of the heater assembly can be checked by using service test mode t10 See Service Test Mode To remove the heater assembly 1 Remove the service panel See Service Panel 2 Drain the washer using the pump cleanout See Pump 3 Disconnect the 2 wires from the heater assembly and the wire harness from the thermistor 4...

Page 44: ...r can initiate error codes E4 and E5 See Error Codes To remove the thermistor 1 Follow steps 1 thru 5 of heater assembly removal procedure See Heater Assembly Note It may be helpful to pull the heater assembly out of the washer allowing easier access to the thermistor 2 Push inward on the 10 mm hex nut to relax the rubber gasket and then pull out the thermistor To replace the heater assembly 1 Sli...

Page 45: ...tor Assembly 6 If 120 VAC and 12 VDC are present and the motor resistance is correct replace the inverter Note If the inverter overheats the washer stops for 5 minutes Specific failures associated with the inverter can initiate error codes E3 E17 and E22 thru E25 See Error Codes To remove the inverter 1 Remove the service panel See Service Panel 2 Remove the single Phillips head screw that holds t...

Page 46: ...outward from the middle 3 Remove the belt by turning the tub drive pulley and rolling the belt off the pulley Caution When installing use a torque wrench to tighten the 18 mm hex nut to 44 ft lbs of torque Drive Nut Continued Next Page Wash Basket Pulley To remove the wash basket pulley 1 Remove the belt See Belt 2 Remove the 18 mm hex nut that holds the tub drive pulley to the wash basket Remove ...

Page 47: ... service panel See Service Panel 2 Disconnect the motor wire harness On the motor plug check for an approximate resistance value of 6 Ω between any two of the three wires Blue to white 6 Blue to red 6 White to red 6 The sensor has a resistance value of approximately 114 between the two yellow wires tacho generator Operation of the motor assembly can be checked by using service test modes t04 t13 a...

Page 48: ...under the motor bolt before tightening 3 Rock the motor rearward to clear the motor mounts from the outer tub Place the motor on the washer chassis Note The motor ground wire connector has a release locking tab ELECTRICAL TERMINAL RELEASE LOCKING TAB 7 Lift the motor out of the washer Note When reinstalling the belt ensure it is positioned to track in the 7 outer grooves of the motor pulley Motor ...

Page 49: ...e Continued Next Page Hinge Cover 4 Lift and unsnap the door cover from the door frame 5 Lift the door glass out of the door frame Note Place the door on a soft protected flat surface so that the door glass faces up The door should rest on the handle side 3 Remove the 10 Phillips head screws 3 not shown that hold the door cover and door strike to the door frame Door Glass ...

Page 50: ...ced as an assembly Part WH46X10210 Door Handle Door Frame Protect Cover Ring 3 Remove the 5 Phillips head screws that hold the door hinge to the front panel Door Hinge To remove the door hinge 1 Remove the door See Door 2 Use a 3 16 in pin punch to drive the hinge pin out of the door hinge bracket Remove the door hinge bracket Hinge Pin Door Hinge Bracket Door Hinge Continued Next Page ...

Page 51: ...ub gasket 3 Remove the steam hose nozzle Note When reinserting the steam hose nozzle be sure the notch aligns with the gasket cutout Steam Hose Steam Hose Nozzle Notch Vent Water Line Nozzle 8 Loosen the 7 mm bolt that holds the wire and bolt assembly to the outer tub lip Remove the wire and bolt assembly from the tub gasket Note When installing the wire and bolt assembly tighten to a gap of appro...

Page 52: ...r tub by a gray upper bushing that locks in a slot in the outer tub Each damper is held to the chassis with a plastic pin To remove the dampers Caution Do not twist the damper cylinder by hand to remove Stress may result in the damper developing noise at a later date 1 Remove the service panel See Service Panel 2 Rotate the gray upper bushing a quarter turn clockwise as viewed from the top using a...

Page 53: ...her using the pump cleanout See Pump 2 Remove the top control service and front panels See Top Panel Control Panel Service Panel and Front Panel 3 Remove the wash basket pulley See Wash Basket Pulley 4 Remove the power board assembly from the control bracket and right side brace and set it aside See Power Board Assembly steps 2 4 5 Remove the dispenser vent hose from the outer tub the dispenser ou...

Page 54: ...e heater assembly wiring to the outer tub Note Install new outer tub seal Part WH08X10023 whenever tub halves have been separated Use a torque wrench to tighten the twenty two 8 mm hex head tub screws to 45 in lbs of torque When installing the front half of the outer tub ensure the heater is inserted inside the bracket attached to the rear half of the outer tub See Heater Assembly 19 Pull the wash...

Page 55: ...d by the use of 4 dampers that are located between the bottom of the tub assembly and chassis 2 per side To remove the outer tub assembly WARNING The outer tub assembly is heavy and requires two people to remove it from the washer cabinet Care should be taken when removing and installing the outer tub assembly 1 Drain the washer using the pump cleanout See Pump 2 Remove the top control service and...

Page 56: ...e steam hose water line nozzle light vent bracket and vent from the gasket See Tub Gasket Boot 9 Remove the remaining 8 Phillips head screws that attach the front bracket and control panel rear cover and set the front bracket aside Tub Vent Pipe Protrusion Indicator Note The motor ground wire connector has a release locking tab 11 Disconnect the 3 heater assembly wires 12 Remove the plastic wire t...

Page 57: ... of the cabinet 22 Lift the outer tub assembly then release the 2 suspension springs from the slotted plastic inserts in the cabinet s top braces 23 Carefully remove the tub assembly out thru the front of the cabinet Note When installing the tub assembly hook each of the suspension springs in the forward hole of the outer tub spring mount and the slot in the insert Insert Suspension Spring Outer T...

Page 58: ...igh spin speed as fast as possible Note No out of balance detection will be performed here so the washer will spin up regardless of the out of balance that is placed in the drum 4 EEPROM Test Checks the memory on the user interface control board then the memory on the Power Board 5 UI Test Verifies all LEDs operate correctly 6 Key Continuity Verifies that each key operates correctly 7 Pump Test Te...

Page 59: ...7 Auto Spin Profile Tests each spin speed of the washer Note No out of balance detection will be performed here so the washer will spin up regardless of any out of balance condition in the drum 18 Bulk Manual Priming Manually initiates the priming of the Smart Dispenser pumps 19 Bulk Primed Status Checks the control status of the prime status of the pumps and allows the user to change reset the pr...

Page 60: ... Power Interrupts draining and returns to service mode t09 Water Level Sensor Enter Unit begins to drain When draining is complete displays Tub Empty Start Fills to foam level Displays Tub Empty until fill is complete then shows Foam Level Start Fills to normal level Displays Foam Level until fill is complete then shows Normal Wash Level Start Fills to overflow level Display shows Normal Wash Leve...

Page 61: ...nter Displays prime left detergent prime softener prime right detergent with one highlighted Enter Begins priming selected with water on to rinse it from dispenser drawer Power Drains then returns to service mode screen t20 Bulk Primed Status Enter Displays left detergent pump softener pump right detergent pump with one highlighted Enter Displays left det primed status choose status yes lines prim...

Page 62: ...er is powered down Measure coil resistance for both valves If outside range 1000 1250 ohms at room temp replace solenoid valve assembly IF ABOVE STEPS DO NOT CLEAR THE PROBLEM Replace solenoid valve assembly E8 Drain System Drain Problem Ensure pump strainer is clean and free of debris Check for obstruction inside the drain hose Check pump impeller blades and bearing if evidence of blade damage or...

Page 63: ...ntegrity of Water Level Sensor Replace if necessary E15 Open Circuit Open circuit in any of three motor phases detected No speed info present and bridge will be turned off immediately Motor will coast down Drive will preserve non zero speed info during the stop check stage Check integrity of wire connections between the inverter and the motor Clear fault and run cycle If fault persists and reappea...

Page 64: ...at the inverter Check harness integrity between main control and inverter Unplug the unit wait 30 seconds and restart the unit If the fault persists and reappears replace the inverter E26 LIN Comm Fail There is a problem with the Communication between the Main Control and the User Interface Control Check the integrity of the wiring between the Main Control Board and the User Interface Clear the fa...

Page 65: ... 65 Schematics Model 4600 with Steam ...

Page 66: ... 66 Model 4400 without Steam ...

Page 67: ...his appliance Product not accessible to provide required service What Is Not Covered in the United States Warrantor General Electric Company Louisville KY 40225 Staple your receipt here Proof of the original purchase date is needed to obtain service under the warranty One Year Any part of the washer which fails due to a defect in materials or workmanship During this From the date of the limited on...

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