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Copyright General Electric   2010 

Diagnostics 

– Error Codes 

Control Board Failure 

Main Board must be replaced.   
 
The triacs that control the motor 
windings have failed. 

Summary of Contents for Spacemaker GTUP240EMWW

Page 1: ...24 27 Unitized Laundry Centers GTUP270EMWW GTUP270GMWW GTUP240EMWW GTUP240GMWW ...

Page 2: ...interpretation of this information nor can it assume any liability in connection with its use WARNING 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 ...

Page 3: ...red to use safety glasses with side shields safety gloves steel toe shoes for all repairs Dyneema Cut Resistant Glove Safety Glasses must be compliant with ANSI Z87 1 2003 Prescription Safety Glasses Plano Safety Glasses Steel Toe Shoes VR Gloves provide shock protection ...

Page 4: ...Copyright General Electric 2010 Model Serial Tag Located inside dryer on front panel Mini Manual Taped on the inside of the service panel Product Information ...

Page 5: ...uto cottons cycle available Wrinkle care option Exhaust max length 48 ft Drum capacity 5 7 ft3 Drum access area 234 in2 Heater power 4500W 3 drying cycles Timed Permanent press Delicate No auto cottons cycle available No wrinkle care option Exhaust max length 48 ft New 27 Old 27 DRYER 27 Design Differences Unitized Laundry Center Product Weight 240 Lbs ...

Page 6: ...ATC temperature control Washer Electronic Control LED status indicators Quick Release Lid Lock Capacity 2 7 ft3 Deep rinse only Manual fill capability Discrete water temperatures Washer Electromechanical Timer Cycle indicator thru timer Slow release Lid Lock ptc New 27 Old 27 27 Washer Design Differences Unitized Laundry Center ...

Page 7: ...Front serviceable as per spec EOC removed Height 3 taller Capacity 3 4 cu ft Drum access area 133 in2 3 Heat levels available No delicate cycle available Lint filter at the rear of the drum Some parts require rear access to service EOC signal New 24 Old 24 DRYER 24 Design Differences Unitized Laundry Center Product Weight 214 Lbs End Of Cycle Signal ...

Page 8: ...anual Fill capability ATC temperature control Washer Electronic Control LED status indicators Quick Release Lid Lock Capacity 1 75 ft3 Deep rinse only Manual fill capability Discrete water temperatures Washer Electromechanical Timer Cycle indicator thru timer Mechanical Brake Transmission I Motor New 24 Old 24 Unitized Laundry Center ...

Page 9: ...m T Board 2 buttons Start Pause Options 5 Leds Shower Rinse Deep Rinse Wash Indicator Rinse Indicator Spin Indicator Temperature Cold 60 Cool 70 Warm 80 Hot 110 Programs OFF Heavy duty Whites Colors Easy care Delicates Speed Cycle Extra Spin Start Button Timer Product Controls Washer Controls Dryer Controls ...

Page 10: ...Copyright General Electric 2010 Washer Components Over flow pipe Motor Transmission Drain Pump Motor Capacitor Suspension Rods Pressure Switch Dome Hose ...

Page 11: ...Copyright General Electric 2010 Gas Dryer Components Motor Blower Assy Gas Valve Flame Detector High Limit Thermostat Safety Thermostat Control Inlet Thermostat Outlet Thermostat ...

Page 12: ...Copyright General Electric 2010 Electric Dryer Components Safety Thermostat High Limit Thermostat Control Inlet Thermostat Inner Heater Coils Outer Heater Coil ...

Page 13: ...ess To access the service panel remove the two Phillips screws at the top left and right of the panel Lift up on the panel and pull forward to release the panel from the cabinet The mini manual is taped to the backside of the service panel Mini Manual ...

Page 14: ... pressure switch are accessible after removing the service panel To access the dryer harness wiring connectors remove two Phillips screws from the heat shield and pull the shield forward to remove Washer Control Board Water Pressure Sensor Dryer Harness Connectors Heat Shield ...

Page 15: ...tric 2010 24 Control Panel Access To access the washer dryer controls remove five Phillips screws one on each side of the control panel and three on the front opening Remove the dryer control knob and tilt the panel forward ...

Page 16: ... 2010 27 Control Panel Access To access the washer dryer controls remove six Phillips screws two on each side of the control panel and two on the front bottom door opening Remove the dryer control knob and tilt the panel forward ...

Page 17: ...ls Dryer Timer Start Switch To remove the control panel from the cabinet slide the panel to the right to release the locking tabs from the slots The washer controls are installed on the control panel dryer timer and start switch remain on the dryer front panel ...

Page 18: ...ht General Electric 2010 Control Panel To replace any of the washer controls remove the selection knob from the front lift the locking lever and rotate the control to the left to release from the control panel ...

Page 19: ... or start switch Timer motor dropping resistor EL remove two Phillips screws from the control bracket and remove the bracket from the front panel Both the dryer timer and start switch are twist lock connected to the control bracket Gas Model Electric Model Dropping Resistor ...

Page 20: ...run time during automatic cycles This 4500 ohm resistor is in series with the timer motor when the thermostat trips turning off the heat the resistor drops the 240 vac heater circuit to 120 vac to run the timer motor The resistor is held in place on the bracket with a single Phillips screw Dropping Resistor ...

Page 21: ...anel unplug the harness connectors behind the heat shield Remove the four Phillips screws from the front of the panel and three hex head screws from the panel top Pull out on the bottom of the panel and lift to release the panel from the dryer drum Top Drum Bearing Screws Do Not Remove ...

Page 22: ...Copyright General Electric 2010 Lint Filter not on 27 models Door Switch Drum Bearing Drum Felt 24 Dryer Front Panel Air Duct ...

Page 23: ...4 Dryer Front Panel Screen Mesh Lint Filter The lint filter is housed in the dryer door To clean the lint filter slide the cover from the screen mesh filter and wipe off the lint from the mesh screen after each cycle Lint Filter Cover ...

Page 24: ...ral Electric 2010 27 Dryer Front Panel The lint filter is housed in the dryer front To clean the lint filter slide the filter up from the front panel and wipe off the lint screen after each cycle Standard Lint Filter ...

Page 25: ...r Remove the bottom screw from each hinge and loosen the second screw lift the door off of the dryer front Removing the dryer door allows for easier manipulation of the dryer front as you place the dryer front on the top of the cabinet and reach through the door opening to push up on the dryer drum for placement on the front top bearing ...

Page 26: ...ocking it onto the motor bracket releasing tension on the belt for removal The dryer drum can then be removed from the dryer by pulling it forward When re installing the dryer belt position the belt on the drum and pulleys and unlock the idler to tension the belt Rotate the drum by hand CCW several times to ensure proper belt alignment ...

Page 27: ...10 Dryer Thermostats The dryer thermostats can be replaced by removing a single Phillips screw and removing the stat from a locking tab The control inlet thermostat on gas models utilize two locking tabs instead of a Phillips screw ...

Page 28: ...General Electric 2010 Motor Blower The blower wheel is mounted to the motor shaft with an integral threaded nut To remove the blower wheel lock the motor shaft and turn the blower nut CCW with a 15 16 24mm socket ...

Page 29: ...wer assembly remove three Phillips screws from the front blower housing and the control thermostat Remove three Phillips screws from the rear motor bracket disconnect the motor harness wire tie and move the assembly to the rear of the dryer Six Phillips Screws Wire Tie ...

Page 30: ...tor Blower To replace the drive motor you can pull the assembly as previously mentioned or loosen the front motor clamp and compress the rear clamp to unsnap it from the rear motor bracket Remember to unscrew the blower wheel Rear Clamp ...

Page 31: ...ight General Electric 2010 Belt Switch The belt switch is mounted to the left side of the motor plate and is attached with two Phillips screws This switch cuts power to the motor in the event the belt breaks ...

Page 32: ...artridge type fuse Before removing the access panel make sure power is disconnected to the dryer If either of these fuses are open check resistance line to line and each line to ground for possible shorts Never just replace a fuse without follow up testing Power from the house circuit comes in on the right side of the fuse holder ...

Page 33: ...alve To remove the gas valve assembly the gas needs to be turned off and disconnected from the home gas line Disconnect the wiring from the valve igniter and the flame detector Remove two Phillips screws from the valve bracket at the base ...

Page 34: ... 2010 Gas Valve Remove the two Phillips screws holding the combustion chamber to the dryer base and carefully pull the chamber to the front of the dryer taking care not to break the igniter Lift and remove the combustion chamber ...

Page 35: ...Copyright General Electric 2010 Gas Valve Remove the two Phillips screws holding the valve gas line to the dryer base Pull the gas valve forward while lifting the gas line through the dryer base ...

Page 36: ...Copyright General Electric 2010 Igniter Flame Detector Gas Dryer The igniter and flame detector are held by single Phillips screws on the right side of the gas valve and combustion chamber ...

Page 37: ...Copyright General Electric 2010 Electric Dryer Heater Housing The electric heater can be replaced by removing four Phillips screws in the housing after removing the thermostats and heater wiring ...

Page 38: ...sher front panel insert a putty knife between the washer top and front panel 4 1 8 in from each side While pressing in on the locking tabs pull the washer front panel forward to release Lift up on the front panel to release it from the bottom front two retaining hooks ...

Page 39: ...l Electric 2010 Washer Top To remove the washer top remove the two hex screws from the front panel brackets and lift up from the front This allows access to the lid lock and the lid switch Lid Lock Assembly Lid Switch ...

Page 40: ...Copyright General Electric 2010 Washer Top Lid Lock Lid Lock Assembly Lid Switch To remove the lid lock assembly remove two T15 Torx screws from the washer top and pull the lid lock from the washer top ...

Page 41: ...presses down on the lid lock lever The locking slide then moves over into the actuator to lock the lid To test the machine with the lid up remove the lid actuator and install it into the lock opening on the washer top Place a magnet on the lid reed switch Locking Slide Lid Lever Shown with mechanism removed Lid Actuator ...

Page 42: ...r goes into spin or rinse the control activates the thermal actuator and the lid lock PTC heater Positive Temperature Coefficient from control terminals 2 6 The PTC heats the lock bimetal which in turn puts downward pressure on the locking pin Locking Pin PTC Heater 2 6 Locking Pin Up ...

Page 43: ... The control then sends power pins 6 7 momentarily to the locking solenoid to rotate the lock cam which allows the black locking pin to drop and secure the locking slide so the lid can not be opened Washer Top Lid Lock Operation Locking Cam Locking Solenoid 7 6 Locking Pin Down ...

Page 44: ...eration If the lid is down and the locking pin drops contacts 4 to 5 inside the lid lock assembly complete a circuit from pins 1 to 2 at the main control The control will be able to activate the drive motor for spin 2 3 4 5 Switch Contact 1 6 2 Drive Motor ...

Page 45: ...n 2 3 4 5 The lid will remain locked until the end of the spin cycle and the control has received 0 rpm feedback from the motor Hall sensor The control will then unlock the lid by energizing the lock solenoid through pin 7 to 6 Switch Contact 6 7 Locking Pin Up ...

Page 46: ...ol will pulse the locking solenoid five times to attempt to lock the lid If after five attempts the lock contact has not closed the control will pause for 4 25 minutes and attempt the lock routine again 3x If the lid will not lock the control will enter a failure mode and display a failure code to the user Switch Contact 1 6 ...

Page 47: ...Copyright General Electric 2010 Washer Main Control Board Lock Circuits 2 Motor Line PTC 6 Neutral 7 Lock Solenoid 1 Motor Line Lock ...

Page 48: ...010 Washer Top Lid Switch Locking Tab To remove the lid switch press in on the front locking tab to release the lid switch and pass it through the opening on the washer top The complete washer top can then be removed from the unit ...

Page 49: ...tch The lid switch is a magnetically operated reed switch which is closed by a magnet located on the lid The lid switch interrupts all functions of the machine when the user opens the lid during operation The cycle light will flash when the lid is open ...

Page 50: ... screw The sensor operates on low voltage dc which can be read from the control board connector J10 The voltage will increase from 1 2 vdc empty to 3 6 vdc full across terminals 1 2 Tan to Violet Terminals 2 3 Violet to Black will read the inverse voltage the voltage will decrease on fill Test is performed at the control board with the harness attached ...

Page 51: ...To remove the agitator pull the fabric softener dispenser from the top of the agitator Using a 13 15 socket extension remove the 3 8 10mm hex bolt from the bottom inside of the agitator CCW Lean the washer tub forward and use an agitator pull strap to remove ...

Page 52: ...t To remove the spin basket disconnect the two front suspension rods by lifting up the tub and releasing the support rods tilt the washer tub forward Remove the top front cabinet frame by removing the four hex head screws on each side of the frame Screws ...

Page 53: ...ket Unsnap the tub cover from the top of outer tub and remove Using a 1 11 16 impact socket or tub nut spanner wrench remove the basket nut Clockwise to loosen Lift the basket from the outer tub When reinstalling the basket nut torque to 85 foot pounds ...

Page 54: ...disconnect the motor harness wax motor harness and ground wire Pry down on the harness tie to remove the harness from the frame Disconnect the drain hose from the bottom of the tub by loosening the hose clamp Hose Clamp Motor Harness Ground Wire Wax Motor Wiring Harness Tie ...

Page 55: ...best to protect or remove the motor pulley cooling fan The blade is made of plastic and can be damaged if the weight of the tub is placed on the fan To remove the pulley fan roll the belt off of the pulley and loosen the 1 8 hex set screw to remove the fan and pulley Pulley Fan Assembly Set Screw ...

Page 56: ...ss ties and pressure switch hose from the outer tub Lift the outer tub and release the two front suspension rods Move the outer tub to the rear of the machine at the bottom and tilt it forward to access the rear support rods Pressure Switch Hose Support Rods Wire Harness Ties ...

Page 57: ... Electric 2010 Washer Outer Tub Once the outer tub is tilted forward reach in at the rear and push the rear support rods out of the tub slots to release The tub assembly can now be rotated forward and out of the cabinet ...

Page 58: ...neral Electric 2010 Inlet Water Valve Mounting Screw To replace the water inlet valve the entire unit must be removed from its location There is a hex head screw that must be removed from the rear of the appliance ...

Page 59: ... Valve Mounting Screw Once the inlet hoses and the mounting screw are removed the water valve can be pulled from the inside of the machine To access the valve fully remove the two damper rods at the front of the tub and lean the wash tub forward ...

Page 60: ...Copyright General Electric 2010 Washer Motor Transmission Drive Belt Spin Tube Agitator Shaft Drive Motor Shifter Assy Transmission Wax Motor Service Position ...

Page 61: ...motor Shifter Arm Support Shifter Arm Fork Spring The transmission mode of operation is controlled by a Thermoactuator or commonly called a wax motor The wax motor controls a spring loaded actuator fork which determines if the transmission will be in the agitate or spin mode of operation ...

Page 62: ...tem In the normal deactivated wash mode the shifter fork is held in the upward position by the fork spring which releases the drive gear that controls power to the spin tube In this mode all power is delivered to the transmission agitator shaft Drive Gear Released ...

Page 63: ...r System In the spin mode the wax motor receives 120 vac from the control and the lid lock system The expansion of the wax in the thermoactuator presses on the shifter fork which in turn engages the drive gear for the transmission spin tube Drive Gear Engaged ...

Page 64: ...10 Washer Motor Transmission The washer drive motor is a variable speed reversing type motor with rpm feedback to the main board from an internal motor Hall sensor The motor is attached to the transmission frame with two hex bolts ...

Page 65: ...e slotted for easy belt removal and installation Loosen the two motor hex bolts to loosen the belt for service The proper tension for the belt is deflection when pressing on the belt between the two pulleys The pulley set screw is accessible after removing the belt 1 8 hex wrench ...

Page 66: ...out removing the washer tub if the installation requires it To replace the motor disconnect the washer harness plugs loosen the motor mounting screws and remove the belt Remove the two motor screws motor motor shield mounting brackets and isolators Motor Brackets Motor Isolators Motor Screws Motor Shield ...

Page 67: ...pyright General Electric 2010 Washer Motor Transmission When the motor is released disconnect or cut the wire tie holding the motor harness to the base frame This wire tie comes with the replacement motor ...

Page 68: ...ersible motor 120 vac line power is supplied by the main board on pin J7 2 Spin or J7 1 Wash and neutral is switched for both CW CCW windings from J1 pins 1 2 The motor has an internal Hall sensor which reports rpm information back to the control Rpm feedback is a digital signal 10 vdc on J5 CCW CW ...

Page 69: ...t is normal for the motor to operate in a short stroke pattern before the regular agitation cycle begins The motor will then run in both clockwise and counter clockwise rotation to provide 180 degrees of agitator arc In the spin rinse mode the motor runs only in counter clockwise rotation At spin startup it is normal for the motor to pulse a couple of times in each direction this assures the shift...

Page 70: ...he cabinet as previously described Remove the hex bolts that hold the transmission assembly to the bottom of the tub 16 bolts for 27 14 bolts for 24 Transfer the motor and belt to the new assembly and reverse the procedure A new tub seal is supplied with the new transmission assembly and presses into the bottom of the tub ...

Page 71: ...er Tub The pressure dome on the right front of the tub has a clean out port on the bottom of the tub Remove the two spring steel clamps to clean out the dome Clean the O ring and cap before reassembly and check for leaks after the repair ...

Page 72: ...The overflow hose is clamped on the left front of the tub and incorporates a high loop to minimize suds leak If it should require replacement or exchange to a new tub the wire ties can be released and reused Over Flow Hose Hose Clamp Wire Ties ...

Page 73: ...tric 2010 Outer Tub To replace the tub support shocks lift up on the tub and pull the support rod out of the slot in the tub Lift the rod through the support cup and rotate the rod to align with the slot in the cup to remove ...

Page 74: ...he outer tub cover unsnaps from the top of the tub The seal is contained in the tub cover When replacing make sure the bleach dispenser is on the right front and is aligned by looking at the alignment clip on the cover and the tub Alignment Clip ...

Page 75: ...2010 Drain Pump The drain pump is mounted in the bottom left front of the unit with two screws The outlet hose from the bottom of the tub uses a 5 16 hex pipe clamp at the tub and spring clamps at the input and output of the pump ...

Page 76: ...diagnostics to check for retained error codes and operate individual components in the machine Errors are displayed either to the consumer critical error or to the service tech in diagnostics mode by the led status display Not to worry no counting flashing lights on this machine ...

Page 77: ...re deemed critical and will disable the machine until it is serviced Other errors can self correct and the machine will continue to operate The critical errors occur with the safety lid lock or lid switch and will be displayed to the consumer ...

Page 78: ...ecutive wash spin cycles where the control does not receive feedback from the lid switch Lid lock failure is triggered by a single spin cycle where the control does not receive feedback from the lid lock The consumer can attempt to restart the machine but if the failure still exists the machine will not run ...

Page 79: ...the same time and hold them while rotating the control knob from 12 to position 6 Think of this as a standard clock face each knob position during diagnostic correlates to a number that aligns to a clock face Once the washer control knob is at 6 o clock keep holding the two buttons for three seconds and then release them Press and Hold 6 ...

Page 80: ...7 8 9 10 11 Once you are in field service mode use the washer control knob to advance through the different modes of operation and extract error codes from the control memory After selecting a diagnostic function you may have to press the start pause switch to activate that mode ...

Page 81: ...Copyright General Electric 2010 Diagnostics Field Service Mode S Press Start Switch to Activate ...

Page 82: ...tions 7 through 11 select the component for testing and pressing the start button activates the component for testing To stop any individual test rotate the washer knob to another position Position 7 spin and shifter you need to wait for the lid lock light to turn off before any other tests can be performed Position 2 12 test the individual push button for operation ...

Page 83: ...ic mode the error codes can be obtained in knob position 3 The control is capable of storing multiple error codes To advance through the error codes in event there are more than one press the start button to scroll through the codes in memory ...

Page 84: ...code is triggered by feedback from the motor Hall sensor If the control detects excessive motor speed from the Hall sensor either due to a loose belt or tub nut this code will be entered into memory The washer will still operate and this code will not be displayed to the consumer ...

Page 85: ... is triggered by feedback from the motor Hall sensor If the control does not receive pulses from the motor Hall sensor this code will be entered into memory The washer will enter a pause state and the user can attempt to restart the cycle This code will not be displayed to the consumer ...

Page 86: ...a change of pressure from the pressure switch within 3 minutes this code will be entered into memory The washer will enter a pause state and the user can attempt to restart the cycle This code will not be displayed to the consumer This can be caused by water valves turned off pressure switch failure siphoning or problems with the pressure switch wiring hose or tub dome ...

Page 87: ...en this failure is present the control doesn t respond to the user until the control exits from this failure due to a normal water level The water valves are turned off and the drain pump is activated This failure mode is saved in memory but the control doesn t display an alert to the user This can be caused by failure of the water valves jammed open or the pressure switch ...

Page 88: ...appens when the timeout is reached for the drain pump time to reach the minimum water level after 4 25 minutes of pumping and the water level minimum is not reached After a maximum of 3 attempts to resume the cycle the control goes to Idle State the control stores this code in memory ...

Page 89: ... control can not detect the ATC thermistor The ATC is disabled and this failure code is saved on memory This fault is not displayed to user and the defaults temperatures for filling are Tap cold cold valve only Cold cold valve only Cool cold and hot valve Warm cold and hot valve Hot hot valve only ...

Page 90: ...dback To test it put the washer in Drain Spin and wait until the motor starts up If the motor speed sensor is not operating after 3 seconds the washer will go to Pause This error could be caused by the harness motor speed sensor or board On this failure the control will save the failure in memory and continue working ...

Page 91: ...be locked or unlocked The control attempts 5 times to release or lock the lid if the lid is not released the control goes to pause state and will wait 4 25 minutes to try again to release or lock the lid if the lid continues without release or lock the control attempts one more time If the lid will still not release or lock the control goes to failure state ...

Page 92: ...nostics Error Codes Lid Switch Occurs when the control runs 3 continuous agitation spin cycles without receiving the lid switch open signal This Lid switch error will be reset when the control sees a lid switch transition open close again ...

Page 93: ...Copyright General Electric 2010 Diagnostics Error Codes Control Board Failure Main Board must be replaced The triacs that control the motor windings have failed ...

Page 94: ...ht General Electric 2010 Diagnostics Error Codes Control Board Failure Main Board must be replaced This error occurs if the main control detects that the motor controller is not activating the lid lock circuit ...

Page 95: ...Electric 2010 Diagnostics Error Codes Control Board Failure Main Board must be replaced This error occurs if the washer tries to agitate with less than the minimum allowed water level which would indicate a failed board ...

Page 96: ...osition 4 and press and hold the start switch The indicators will flash during this process Release the start switch after 3 seconds Press and hold the start and fabric softener switches while rotating the knob to position 6 to exit diagnostic mode Diagnostic mode will exit automatically after 15 minutes or a upon a power reset ...

Page 97: ...eral Electric 2010 Washer Main Control Board 120vac Input Motor Windings CCW CW Motor Line Out Water Valves Wax Motor Lid Lock Lid Solenoid Drain Pump ATC Lid Switch Pressure Switch Motor Speed Sensor Control Panel ...

Page 98: ...Copyright General Electric 2010 Washer Schematic ...

Page 99: ...Copyright General Electric 2010 Electric Dryer Schematic ...

Page 100: ...Copyright General Electric 2010 Gas Dryer Schematic ...

Page 101: ...Copyright General Electric 2010 ...

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