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Copyright General Electric   2011

Ice Maker Testing

Orange and Brown wire connectors

Summary of Contents for PFSS5R

Page 1: ...Bottom Freezer with Ice Water in Door PGCS1R PFCF1R PFSS5R PGSS5R BJ 5 11 ...

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: ... Safety Glasses Plano Type Safety Glasses Plano Type Safety Glasses Steel Toe Work Boot Steel Toe Work Boot Electrically Rated Glove and Dyneema Cut Resistant Glove Keeper Electrically Rated Glove and Dyneema Cut Resistant Glove Keeper Brazing Glasses Brazing Glasses GE Factory Service Employees are required to use safety glasses with side shields safety gloves steel toe shoes for all repairs ...

Page 4: ...Copyright General Electric 2011 ...

Page 5: ...Copyright General Electric 2011 Key selling messages GE s Tallest Dispenser Zero Space Pin Point LED Lighting Large Easy to Read Use Display Shelf Management System Up to 5 8 Models Marketing Features ...

Page 6: ...New Ice Water Section ...

Page 7: ...Copyright General Electric 2011 New Ice and Water in Door Lift slightly up to remove bucket ...

Page 8: ...Copyright General Electric 2011 Bucket holds approximately 4 lbs Ice Operation ...

Page 9: ...Copyright General Electric 2011 Cubes Crushed Ice Operation ...

Page 10: ... this mode looks for water valve or dispenser action within a two hour period of time 4 minute response time If seen the ice section temperature should be approximately 0 F degrees Ice Storage mode if above activity is not detected the temperature in the ice section could raises as high as approximately 15 25 F Ice Hardening mode this mode tries to account for high number of door openings and main...

Page 11: ...right General Electric 2011 Left Side FF Door Open Air enters the new Ice section via duct within the liner Air is forced up from the freezer via a dedicated ice door fan and returns to the freezer via duct ...

Page 12: ...Copyright General Electric 2011 Press in on door latch Lift up on ice bucket from opening at top Ice Bucket Removal ...

Page 13: ...Copyright General Electric 2011 Ice Door Gasket Hinge Gasket pulls off and pushes on Two Phillips head screws secure hinge ...

Page 14: ...Copyright General Electric 2011 Ice Door Latch Pry gently around the lip of the cover with a small screwdriver to remove ...

Page 15: ...Copyright General Electric 2011 Ice Door Latch Simple design as metal catch bends in and out to secure and release door strike ...

Page 16: ...Copyright General Electric 2011 Ice Bucket Bucket holds approximately 4 lbs 6 Bucket appx 6 deep and 9 wide 9 ...

Page 17: ...Copyright General Electric 2011 Bucket held in place with guides Inside Ice room area Ice Bucket ...

Page 18: ...Copyright General Electric 2011 Ice Auger To access blades Remove 6 Phillips head screws Remove Nut CCW to loosen Note locking barbs View looking up into blades ...

Page 19: ... Cubes Counter clockwise Crushed Crushed Facing bucket Cubes Stationary Cubes rotation uses back side of rotating blades Ice avoids going through cutting side Crushed rotates using cutting side and stationary blades Ice Auger blades Ice Enters ...

Page 20: ...Copyright General Electric 2011 Ice Auger Assembly Comes as an assembly or in parts ...

Page 21: ...Copyright General Electric 2011 Cold air enters and exits from side openings Remove IM with two mounting screws Disconnect IM plug Ice Maker ...

Page 22: ...Copyright General Electric 2011 Ice Maker Curved design fill cup to prevent water splashing with door opening NOTE Fill cup comes with IM Mechanical IM will not work in this model WR30X10150 ...

Page 23: ...al Electric 2011 Ice Maker Note fill cup assembly removed and upside down for better viewing Electronic IM has different mold than mechanical See notched area The fill cup assembly will not mount to the mechanical IM ...

Page 24: ...ent shapes of the mold body that prevent mounting of the fill cup assembly that is used on this model Mechanical I M does not utilizes a thermistor which is required for this model WR30X10150 is sealed to prevent water leaks Electronic factory I M Mechanical model ...

Page 25: ...Copyright General Electric 2011 Auger Motor Remove wire connector cover removed in picture Remove 3 white hex head screws Disconnect wire harness plug Auger motor removed NOTE Fill tube foamed in door ...

Page 26: ...Copyright General Electric 2011 Ice Maker Testing Orange and Brown wire connectors ...

Page 27: ...ght General Electric 2011 Auger Motor Cut tape and remove metal back plate Metal plate has tabs that hold it in place and it just pulls straight off Remove 4 mounting screws and nuts located in the 4 corners ...

Page 28: ...Copyright General Electric 2011 Auger Motor Remove auger fork by removing nut ...

Page 29: ...Copyright General Electric 2011 Auger Motor Components come as shown ...

Page 30: ...Silver wire Cubes Orange Beige wire Crushed NOTE Auger motor does a quick reverse action when dispensing is stopped glass removed to center the ice bucket cam and unload the crusher Not noticeable to consumer Voltage can be measured at appropriate pins ...

Page 31: ...Copyright General Electric 2011 Ice Door Air Vent Pry gently off Turn slightly clockwise and pull straight off ...

Page 32: ...Copyright General Electric 2011 Ice Door Air Vent Non replaceable part Screw comes in from backside ...

Page 33: ...Copyright General Electric 2011 Water Lines Water line connections on lower right hand corner of FF section ...

Page 34: ...Fan Section ...

Page 35: ...Copyright General Electric 2011 Evaporator Fan ...

Page 36: ...Copyright General Electric 2011 Freezer Evaporator Fan Remove fan cover screw and swing off ...

Page 37: ...Copyright General Electric 2011 Freezer Evaporator Fan Remove side drawer tracks both sides Remove evaporator cover 3 screws More on track removal in drawer section ...

Page 38: ... General Electric 2011 Freezer Evaporator Fan Tight fit for Evaporator fan plug Remove fan blade noting position on shaft Remove fan mounting bracket two screws 12 VDC Testing accomplished at plug or main board ...

Page 39: ...Copyright General Electric 2011 Ice Fan Duct ...

Page 40: ...Copyright General Electric 2011 Ice Fan Duct 12VDC 3 speed fan ...

Page 41: ... 10 CFM motor Ice fan off when compressor off Ice fan duty cycle s are 100 or 50 based on temperature settings Twenty minutes on off time during 50 duty cycle Ice Making mode fan on 100 Disconnect plug Remove two hex head screws to remove blower ...

Page 42: ...Copyright General Electric 2011 Ice Fan Testing J2 ...

Page 43: ...Copyright General Electric 2011 Ice Fan Duct Blower comes as an assembly Rubber boot separate part ...

Page 44: ...Copyright General Electric 2011 Ice Fan Duct Freezer air travels up through channel and into ice door section Returns from ice door back into freezer ...

Page 45: ...e mode the icebox fan will turn on at low speed and run until the damper closes Ice Fan More Basic Operation Ice Hardening mode Fan on high speed while compressor is on Ice Storage mode Fan on low speed while compressor is on Fan speed and on time are calculated with a multitude of algorithms Changes to the time and speed can vary Changing the FZ temp settings will prompt new calculations Ice fan ...

Page 46: ...pyright General Electric 2011 Measure supply voltage between red white wires 13 6VDC Measure signal voltage between yellow white wires between 5 5 to 12VDC depending on the speed of the fan Condenser Fan ...

Page 47: ...Copyright General Electric 2011 Condenser Fan Remove one hex head screw from top of fan shroud Unplug power connector Tilt fan assembly towards compressor lift assembly out ...

Page 48: ...Copyright General Electric 2011 Damper Remove one in screw securing housing to back wall Disconnect wiring harness 12VDC damper Comes as an assembly ...

Page 49: ...New LED Lighting ...

Page 50: ...Copyright General Electric 2011 All LED Lighting 9 LED light pads in FF 1 LED light pad in FZ ...

Page 51: ...Copyright General Electric 2011 LED Lighting Gently pry with putty knife or small flat bladed screwdriver at the top notched end Assembly snaps out and lifts slightly up from the bottom ...

Page 52: ...Copyright General Electric 2011 LED Lighting Gently pry at notch Lights in parallel circuit Bk to Red 13VDC Bk to Pink 12VDC ...

Page 53: ...Copyright General Electric 2011 LED Lighting Freezer LED is on ceiling in the middle ...

Page 54: ...Copyright General Electric 2011 LED Lighting LED lighting turns off after 10 minutes of door open Once door closed and re opened the 10 minute count starts over FF FRZ ...

Page 55: ...Copyright General Electric 2011 LED Lighting J14 J14 4 BK LED grnd J2 8 RED 13VDC J5 3 PK LED enable J5 NOTE White wire on J14 is not going to be in production as it was used for Precise fill feature J2 ...

Page 56: ...Heaters ...

Page 57: ...eater 1200 Ω Defrost heater 31 Ω Double Drawer DD Mullion heater 827 Ω Horizontal Mullion between FF FZ 1653 Ω Door Gasket heater 62 Ω Recess heater 145 Ω Duct Door heater 109 Ω French Door Vertical Mullion 24 Ω Fill tube heater 300 Ω No asterisk indicates non replaceable Replaced as individual heater Replaced as door assembly NOTE New Version being tested to incorporate new heaters ...

Page 58: ...oles for ice door Supply Duct heater come on with abnormally high door opening time and high room humidity Air Duct heater abnormal is appx 70 FF openings for 12 sec or more in 16 hours Door Gasket heater are on all of the time with a FZ setting of 4 or lower Above that varies Recess Duct door Fill Tube heater on for 2 hours after water valve activation or when ice is dispensed ...

Page 59: ...ight General Electric 2011 Heater Test Heaters operate based on temperature settings i e FRZ setting of 5 or higher 100 On time except during ice dispense Circuit can be tested at dispenser board also Wh Red ...

Page 60: ...Copyright General Electric 2011 Air Duct Supply Heaters Air Duct and Supply Duct heaters use J8 compressor relay NOTE This model is inverter controlled so J8 is not used for compressor ...

Page 61: ...Copyright General Electric 2011 Double Drawer Horizontal Mullion Heaters Off during ice dispense to reduce power supply output and remain off for 5 more seconds after ice dispense completed Port Heater ...

Page 62: ...Copyright General Electric 2011 Port Duct Heater Port heater cycles based on temperatures and ice box condition Ex mid mid settings appx 30 on time Test from J7 9 Orange neutral to J7 5 Red Ylw R 1200 Ω ...

Page 63: ...Copyright General Electric 2011 Defrost Heater Return Duct Heaters LH RH 440 Ω Return duct heaters Not replaceable 31 Ω Defrost heater Heaters are in a parallel circuit and on at the same time ...

Page 64: ...Door Drawer Section Structure ...

Page 65: ...tric 2011 Top Freezer Drawer Gasket can be easily removed by peeling away from inner panel and sliding over the outer panel Remove outer panel by removing the lower T30 torx screw Loosen the top one and lit panel up and off ...

Page 66: ...Copyright General Electric 2011 Top Freezer Drawer Top drawer shelf lifts straight up ...

Page 67: ...Copyright General Electric 2011 Lower Freezer Drawer 4 Swing locks Set to unlock position and lift freezer basket up and out ...

Page 68: ...Copyright General Electric 2011 Lower Freezer Drawer To remove lower drawer front DO NOT remove the front panel screws Stop STOP ...

Page 69: ...Copyright General Electric 2011 Lower Freezer Drawer Remove hex head screw from each side ...

Page 70: ...Copyright General Electric 2011 Lower Freezer Drawer With both screws removed lift up on drawer front and disengage from rear slots ...

Page 71: ...Copyright General Electric 2011 Lower Freezer Drawer Reassemble by engaging rear tabs first and then re install two screws ...

Page 72: ...ve side wall tracks start by removing the roller guide bar Remove small black locating pin and slide bar to right and remove from rollers NOTE For best results when re installing start with roller in rear location Remove 5 screws to remove track from inner liner ...

Page 73: ...Copyright General Electric 2011 Freezer Mullion Remove 4 screws securing mullion heater and face plate To replace mullion bar assembly use T30 torx ...

Page 74: ...Copyright General Electric 2011 Fresh Food Left door with Ice Water Remove 1 screw securing cover Remove cover ...

Page 75: ...Copyright General Electric 2011 Fresh Food Left door with Ice Water Remove black shield and red clip for each water line ...

Page 76: ...Copyright General Electric 2011 Fresh Food Left door with Ice Water NOTE Water line is larger diameter than IM line ...

Page 77: ...Copyright General Electric 2011 Fresh Food Left Door Remove 1 Phillips head screw holding hinge cover Remove 2 5 16 hex head screws Disconnect wiring harness ...

Page 78: ...Copyright General Electric 2011 Fresh Food Left Door Testing for IM supply and auger motor voltages can be accomplished at the top plug ...

Page 79: ...Copyright General Electric 2011 Vertical Articulating Mullion Heater Remove 2 Phillips head screws Check heater for 24 Ω resistance or 13 VDC voltage only present if heater should be on ...

Page 80: ...Copyright General Electric 2011 Vertical Articulating Mullion Heater Remove 2 Phillips head screws and lift off ...

Page 81: ...Copyright General Electric 2011 Fresh Food Right Door 3 32 Allen screw for handle removal Allen adjustment screw ...

Page 82: ...Copyright General Electric 2011 Fresh Food Right Door Deep large bins on door ...

Page 83: ...l Electric 2011 Level Legs Rollers NOTE Adjusting refrigerator pitch too far back could cause IM water leak inside ice bucket Rear View Front View Rear roller adjusted with 3 8 hex head rod Front level legs adjustable ...

Page 84: ...011 Anti Tip Device Anti tip bracket mounts to floor or wall Anti tip bracket fits into opening when refrigerator is slid back into place Anti Tip Device MUST be installed when supplied Additionally at least 2 screws must be used ...

Page 85: ...Thermistors ...

Page 86: ...right General Electric 2011 FF Thermistor located on top left side wall Tested at J1 connector of main board FZR Thermistor located on right side wall Tested at J1 connector on main board Thermistors FF FZ ...

Page 87: ...c 2011 Ambient Thermistor located on front lower left Main board uses data from ambient thermistor to recalculate target temperatures under adverse environmental conditions No adjustment if thermistor fails Thermistors Ambient ...

Page 88: ...Copyright General Electric 2011 Thermistors Evaporator Evaporator thermistor clipped to tubing NOTE Safety Thermostat ...

Page 89: ...Copyright General Electric 2011 WR97X163 Silicone grease WR01X10466 Bell Connector Thermistors Replacing ...

Page 90: ...tric 2011 Humidity Sensor Humidity Sensor is located behind the front grill at the bottom of the refrigerator Approximately in the center of the lower rail It is held in place with one Phillips head screw Front grill removed ...

Page 91: ...11 vdc to 3 62 vdc The higher the humidity the higher the output voltage Any output higher than 4 vdc or lower than 1 vdc the sensor is bad F I Testing A reading of appx 0 100 would be considered normal A reading of 150 or higher indicates a failed humidity sensor NOTE A failed sensor could keep the heaters on for longer periods ...

Page 92: ...Main Control Board and Dispenser Board ...

Page 93: ...Copyright General Electric 2011 Dispenser Board Pull out at the bottom to release tabs Dispense tray slides forward ...

Page 94: ...Copyright General Electric 2011 Dispenser Board Testing for 13VDC supply voltage at Blue Red pins Black is Communication ...

Page 95: ...Copyright General Electric 2011 Dispenser Board Duct door heater location ...

Page 96: ...BOTH settings to the warmest AND while control is beeping Once one section is turned to highest setting and then the other is also set to warmest the control starts to beep If customer waits for beeping to stop before pressing warmest pads again the unit will stay ON and in the warmest setting for both sides ...

Page 97: ...Copyright General Electric 2011 Main Control Board ...

Page 98: ...Copyright General Electric 2011 Main Board A C ...

Page 99: ...Copyright General Electric 2011 Main Board D C ...

Page 100: ...Compressor Inverter ...

Page 101: ...Copyright General Electric 2011 Compressor Inverter Three speed three phase inverter controlled compressor ...

Page 102: ... Compressor Inverter J15 Never Direct test an inverter compressor 1 Test for inverter signal voltage 4 6VDC at J15 connector if unplugged voltage 11 14 VDC 2 Test for 120VAC supply voltage to inverter 3 Test compressor windings 10 Ω ...

Page 103: ...Copyright General Electric 2011 Inverter Compressor Testing 1 4 6VDC 2 120VAC 3 10 ohms ...

Page 104: ...Copyright General Electric 2011 End of presentation for BM with Ice Water in the door ...

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