GE PFSS9PKY Series Technical Service Manual Download

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To remove the water valve assembly:

1. Remove the machine compartment cover. (See

Machine Compartment Cover

2. Remove the icemaker inlet tube.

3. Remove the 1/2-in. hex nut from the water

supply tube. Pull out the tube from the icemaker
valve assembly.

4. Disconnect

the

ow meter wire harness.

5. Remove the Phillips-head screw that holds the

water valve in place. Pull the valve assembly
straight out.

6. Disconnect the water valve wire harness.

7. Remove the dispenser tank water inlet tube

from the water valve assembly.

Icemaker Inlet Tube

Hex Nut

Disconnect

Dispenser Tank

Inlet Tube

To remove the fl ow meter:

1. Remove the water valve assembly. (See

Water

Valve Assembly

2. Remove the 4 Phillips-head screws and the

bracket from the water valve.

3. Remove the John Guest clip. Pull the

ow meter

from the water valve.

Clip

Bracket

Flow Meter

Hall Sensor

Summary of Contents for PFSS9PKY Series

Page 1: ...GE Appliances General Electric Company Louisville Kentucky 40225 31 9203 31 9203 Profile 29 cu ft Bottom Freezer Technical Service Guide August 2010 GE Appliances PFSS9PKY PFSS9SKY ...

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: ...ly 47 Defrost Heaters 35 Dispenser Assembly 45 Dispenser Display Assembly 44 Dispenser Heater 46 Door Gaskets 20 Duct Heater 36 EMI Filter and Power Cord 37 Evacuation and Charging Procedure 9 Freezer Evaporator 25 Freezer Evaporator Cover 23 Freezer Fan 26 Fresh Food Evaporator 23 Fresh Food Evaporator Cover 21 Fresh Food Fan 28 Ice Bucket and Icemaker 50 Ice Room Blower 27 Installation 11 Interi...

Page 4: ...antry Drawer Control 47 Refrigeration Components 8 Refrigeration System 8 Replacing Evaporators Using the LOKRING Method 26 Replacing the 3 Way Valve 42 Replacing the 3 Way Valve Coil 42 Schematic 85 Technical Data 7 Test Mode Operation LCD 61 Test Mode Operation LED 68 Thermistors 31 Top Table 19 Troubleshooting 61 Vegetable and Fruit Drawers Shelf 46 Warranty 87 Water Tank 48 ...

Page 5: ... food compartment Secure Close Door Systems Securely pulls the doors and drawers shut even after you release the handles ClimateKeeper with Dual Evaporators Uses two evaporators to maintain higher humidity for fresh foods Freshness Center Offers maximum convenience by utilizing two humidity controlled drawers and 1 full length adjustable temperature deli drawer An external air thermistor changes t...

Page 6: ...ant Charge and Type Nomenclature P F S S 9 P K Y S S Exterior S Stainless Ice Water K External Cubed Crushed Ice Water 1 Year Filter Icemaker Style S Standard Depth Configuration F French Door w FZ Drawer Feature Pack P LED Unit S LCD Unit The letter designating the year repeats every 12 years Example T 1974 T 1986 T 1998 Serial Number The first two numbers of the serial number identify the month ...

Page 7: ... AC 60 Hz 5 3 A Maximum Current Leakage 0 75 mA Maximum Ground Path Resistance 0 14 NO LOAD PERFORMANCE Control Position 5 5 and Ambient of 70 F to 90 F Fresh Food F 33 to 42 F Frozen Food F 7 to 3 F Run Time 70 F 25 to 45 Run Time 90 F 45 to 75 REFRIGERATION SYSTEM Compressor 29 Model 738 1270 BTU hr Minimum Equalized Pressure 90 F 55 to 65 PSIG 110 F 70 to 82 PSIG REFRIGERANT CHARGE R134a 29 Mod...

Page 8: ... 8 Refrigeration System Refrigeration Components Continued next page Step Valve Dryer Back Cluster Pipe Connected Capillary 3 Way Valve 3 Way Valve ...

Page 9: ... to 5 minutes the low side pressure will be positive and then the hose to charging port can be disconnected 7 Using an electronic leak detector check all brazed joints and both Schrader ports Reinstall caps to the Schrader ports Sealed System The 29 cubic foot units have a series dual evaporator like previous models but now have a new sealed system They now use a multi speed inverter compressor an...

Page 10: ...r heater assembly is controlled by the main control board When open the damper allows the chilled air from the fresh food evaporator to move into the deli drawer Air returns from the fresh food compartment to the fresh food evaporator via two return vents located on the top left and right sides of the evaporator cover The freezer evaporator fan forces air through the evaporator into the freezer co...

Page 11: ...es the rating plate USE OF EXTENSION CORDS Because of potential safety hazards under certain conditions we strongly recommend against the use of an extension cord However if you must use an extension cord it is absolutely necessary that it be a UL listed in the United States or a CSA listed in Canada 3 wire grounding type appliance extension cord having a grounding type plug and outlet and that th...

Page 12: ...fresh food and freezer temperatures select the desired ice and water dispenser setting and access other functions as listed below To return to this screen at any time press the HOME button in the lower right hand corner of the screen The Home Screen Fresh Food Button Displays actual as well as set temperatures in fresh food compartment When TurboCool is active it will be displayed Status Bar Shows...

Page 13: ...RATOR pad The display will show the actual temperature To change the temperature tap either the ADJUST FREEZER or ADJUST REFRIGERATOR pad until the desired temperature is displayed Once the desired temperature has been set the temperature display will return to the actual refrigerator and freezer temperatures after 10 seconds Several adjustments may be required Each time you adjust controls allow ...

Page 14: ...rol board determines the length of time the heater is energized It does this by monitoring the freezer evaporator thermistor Once the temperature of the thermistor reaches 50 F 10 C the control cycles the defrost heater off A bimetal safety thermostat provides a backup in the event the evaporator thermistor fails The safety thermostat prevents the temperature from exceeding 140 F 60 C Dispenser Lo...

Page 15: ... Continued next page Water Filter Icemaker Dispenser Water Tank Fresh Food Evaporator Cover Articulating Mullion Track Fresh Food Evaporator shown with cover removed Over Temperature Thermostat Evaporator Thermistor Evaporator Defrost Heater Evaporator Fan The evaporator fan is attached to the inside of the cover ...

Page 16: ...or Over Temperature Thermostat Light Thermistor Location behind light Note The evaporator fan is attached to the inside of the evaporator cover not shown Compressor Drier Condenser Fan Condenser Water Valve Noise Filter Three Way Valve Main Control Board Compressor Inverter Board ...

Page 17: ...frost Heater FF Defrost Heater Ice Pipe Heater French Heater Dispenser Heater Ice Water Heater CN71 Neutral FZ Room Lamp CN73 Icemaker Motor CN74 Ice Dispenser Water Valve CN75 Inverter Board Control CN76 C Fan Motor FF Fan Motor FZ Fan Motor Ice Room Fan Motor CN77 3 Way Valve CN78 FF LED Lights Left and Right Veg LED Lights CN79 Water Tank Heater CN90 Icemaker CN91 Pantry Room Damper CN74 CN73 C...

Page 18: ... 18 Inverter Board CN01 Compressor OLP CN02 115 VAC Input CN03 Compressor CN04 Main Board CN75 CN04 LED CN03 CN01 CN02 FUSE ...

Page 19: ...witches it is necessary to remove the top table See Top Table and place it up side down on a protective surface Note The reed switches may be lightly glued to the top table It will be necessary to carefully pry and separate the switch from the glue Each reed switch is held in place by small tabs that can be carefully pried back Continued next page Top Table The top table is located on top of the r...

Page 20: ...igerator 2 Press in on the back of the LED light cover and then lower it down Door Gaskets The fresh food and freezer doors have magnetic gaskets that create a positive seal to the front of the steel cabinet The magnetic door gaskets are secured to the doors by a barbed edge that locks into a retainer channel To remove and replace the door gasket 1 Starting at any corner pull the old gasket out of...

Page 21: ...l of the refrigerator with a Phillips head screw and 2 tabs To remove the fresh food evaporator cover 1 Remove the 2 fruit and vegetable drawers and the shelves that are in front of the evaporator cover 2 Using a small flat blade screwdriver pry off the cap from the top of the shelf angle 3 Remove the 2 Phillips head screws that attach the shelf angle to the cover 4 Remove the 2 Phillips head scre...

Page 22: ...r towards the icemaker and disconnect the evaporator fan motor and fresh food thermistor wire harnesses Note Behind the cover there is a recessed area in the back wall that houses the evaporator assembly The top of the cover is inserted into the top of the recess and the sides have 6 tabs that lock into the recess Disconnect Disconnect Top of Recessed Area ...

Page 23: ... Red and Black 2 Defrost Heater Tan 3 Thermistor Yellow Continued next page 4 Peel off the reflective tape from the drain tray 5 Remove the 2 Phillips head screws that hold the evaporator to the back wall of the refrigerator 6 Carefully pull the evaporator up to remove the heat conducting tab from the drain inlet in the recess Reflective Tape Heat Tab Freezer Evaporator Cover The freezer evaporato...

Page 24: ... area in the back wall that houses the evaporator assembly The cover is held in place by 2 recessed Phillips head screws and 3 tabs inserted into the bottom of the recess 7 Remove the 2 recessed Phillips head screws that attach the cover to the back wall of the freezer compartment 5 Using a flat blade screwdriver press in the rail lock tab on the left side rail cover Slide the rail out slightly to...

Page 25: ...oves or equivalent protection The following components must be removed in the appropriate order to access the freezer evaporator 1 Remove the freezer evaporator cover See Freezer Evaporator Cover 2 Push in the sides of the housing cover and pull out the cover 4 Pull out the foam block from the right side of the evaporator 5 Peel off the reflective tape from the drain tray 6 Carefully pull the evap...

Page 26: ... Replacing Evaporators Using the LOKRING Method Fresh Food Evaporator Parts Needed Fresh Food Evaporator Drier Assembly Access Tube part WJ56X61 LOKRING Connectors part WR97X10031 part WR97X10085 part WR97X10021 Freezer Evaporator Parts Needed Freezer Evaporator Drier Assembly Access Tube part WJ56X61 LOKRING Connectors 2 of part WR97X10021 The LOKRING method provides a durable vibration resistant...

Page 27: ...er The ice room blower is attached to the inside of the freezer evaporator cover To remove the ice room blower assembly 1 Remove the freezer evaporator cover See Freezer Evaporator Cover and place the cover assembly on a protected surface so that the inside faces upward 2 Note the positioning of the wiring and untape the wire harnesses 3 Remove the 2 plastic wire ties not shown and the blower wire...

Page 28: ...at blade screwdrivers place each screwdriver under the fan blade hub 180 apart and over 2 opposite legs of the housing as shown Carefully pry up and remove the fan blade from the motor shaft Screwdriver Screwdriver Fresh Food Fan The fresh food fan motor is attached to the inside of the fresh food evaporator cover To remove the fresh food fan 1 Remove the fresh food evaporator cover See Fresh Food...

Page 29: ... compartment between the compressor and the condenser The machine compartment cover must be properly installed to ensure air passes through the condenser See Machine Compartment Cover Condenser Fan Parameters Disconnect Front Tab Room Temperature Condenser Fan Operation Above 66 F Fan operates with compressor 61 65 F Fan has 5 minute delay then operates with compressor Below 60 F Condenser fan doe...

Page 30: ...e off the motor shaft Spring Clip 8 Remove the 2 Phillips head screws from the fan housing 9 Using a flat blade screwdriver or fingertips lift and spread each of the 2 tabs on the motor clamp and pull the fan motor out of the housing 7 Note the routing of the wiring through the retainers and the position of the motor and clamp Remove the wiring from the retainers Retainer Retainer Retainers ...

Page 31: ...e the 4 Phillip head screws from the fan housing The thermistor recess is covered with a foam insulator that must be peeled back to remove the thermistor Thermistor Foam Insulator Release the tab at the top corner of the fresh food evaporator cover and separate the cover from the fan housing Tab Thermistor Resistance Temperature F Temperature C Resistance in Kilo Ohms 40 40 88 kΩ 31 35 67 6 kΩ 22 ...

Page 32: ... with a wire harness Thermistor Thermistor Cover Disconnect Continued next page Fresh Food Evaporator Thermistor To access the fresh food evaporator thermistor the fresh food evaporator cover must be removed See Fresh Food Evaporator Cover The housing cover can be removed to disconnect the wire harnesses to the thermistor See Fresh Food Evaporator The fresh food thermistor is located on the evapor...

Page 33: ...out of the holder Thermistor Holder Ice Room Thermistor The ice room thermistor is inserted in the auger motor cover To replace the ice room thermistor the auger motor assembly must be removed See Auger Motor Assembly The thermistor is connected to the auger motor assembly with a wire harness Thermistor Continued next page Pantry Thermistor The pantry thermistor is inserted in the damper cover To ...

Page 34: ...ched on a bracket located on the top left side of the evaporator See Component Locator Views The thermostat wiring is attached to the evaporator with 2 plastic wire ties and the thermostat is held to the bracket with a metal clip It is necessary to remove the FF evaporator from the recess to replace the over temperature thermostat See Fresh Food Evaporator Bracket Metal Clip Over Temperature Therm...

Page 35: ... that form the 2 slots and pull down the heater 2 Carefully pull the bottom of the evaporator approximately 45 degrees from the recess Tab Defrost Heater Drain Tray Slot Continued next page 3 Using a small flat blade screwdriver reach behind the drain tray and bend straight the 4 lock tabs that hold the evaporator to the drain tray 4 Separate the drain tray from the evaporator 5 Remove the defrost...

Page 36: ...t page 6 Using a small flat blade screwdriver reach behind the drain tray and bend straight the 2 lock tabs that hold the evaporator to the drain tray 7 Separate the drain tray from the evaporator 8 Remove the defrost heater from the evaporator Note When installing the heater to the drain tray be sure heat tab is inserted into the drain tray outlet Rear View of Drain Tray Lock Tab 1 of 2 Duct Heat...

Page 37: ...e harness can then be disconnected The duct heater has a resistance value of approximately 3 18K Ω Continued next page 4 Press the top and bottom tabs inward and pull the duct assembly from the ice room blower housing Bottom Tab Top Tab Top View of Duct Bottom View of Duct EMI Filter and Power Cord It is necessary to remove the EMI filter to replace the power cord The power cord is connected to th...

Page 38: ...aled by a cover that is attached with 2 tabs at the bottom not visible and 2 Phillips head screws at the top To access the boards it is necessary to remove the 2 Phillips head screws then lift the cover from the back of the refrigerator Continued next page Inverter Board WARNING When the refrigerator is plugged in 120 VAC is always present at the inverter The inverter board is positioned behind 2 ...

Page 39: ...nector of between 4 6 VDC effective voltage to the inverter all wires must be connected The inverter will select compressor speed voltage output based on this signal The main control board will only send a run signal to the inverter when the compressor should be on Note When measuring signal voltage from the main control board at the inverter a reading of approximately 2 9 VDC will be measured wit...

Page 40: ...int high speed Note The compressor will run at medium speed if the freezer temperature is 20 F or more above the setpoint The use of 3 phase power eliminates the need for the relay capacitor and individual start and run windings therefore the start run and common pins found on conventional compressors are not applicable on this 3 phase model Compressor pin functions are identical and compressor le...

Page 41: ... coil receives 12 VDC pulses from the main board to change the position of the valve The pulses come too quickly to measure with a volt meter The 3 way valve coil has a resistance value of approximately 40 ohms that can be measured between the coil pins 40 40 40 40 Continued next page Testing the 3 Way Valve The valve returns to home at the end of every freezer defrost cycle and whenever the refri...

Page 42: ...will aid in installing the capillaries in the correct outlet tubes To replace the 3 way valve 1 1 Remove the 3 way valve coil See Replacing the 3 Way Valve Coil 2 Evacuate the sealed system See Evacuation and Charging Procedure 3 Tape the freezer capillary tube 6 inches below the brazing joint Score and break the 2 capillary tubes below the brazing joints 5 Disconnect the wire harness from the coi...

Page 43: ...ee joints 9 Remove the thermal paste residue and dry the valve body thoroughly Install the coil on to the valve body 11 Install the process valve part WJ56X61 Clean and inspect all joints 12 Evacuate and charge the system Use original factory charge quantity of R 134a See Evacuation and Charging Procedure 14 Reinstall the rear access cover Jumper Tube 10 Remove the old drier by unbrazing or cuttin...

Page 44: ...display 1 Remove the Phillips head screw from the housing 2 Use a small screwdriver and pry out on the slot shown in the photo below Tab Locations Dispenser Display Assembly Note This section will address how to remove the LCD dispenser display The procedure to remove the LED dispenser display is similar The dispenser display assembly incorporates the interface used for temperature control and fea...

Page 45: ...tached to the cradle switch To prevent breaking mounting pins care must be taken when removing wiring 5 Carefully disconnect the cradle switch wiring Cradle Switch Note When installing the dispenser assembly ensure the water line is snapped into the channel and inserted into the guide in the funnel and the tab is engaged in the recess Disconnect 3 Unsnap the water line from the channel and pull th...

Page 46: ...main control board The heater has resistance value of approximately 4 4K Ω Check for the approximate resistance value of the heater on the main board from CN70 pin 3 to CN1 pin 3 Note The dispenser heater is integral to the foamed in place dispenser recess in the left side refrigerator door and is not replaceable Vegetable and Fruit Drawers Shelf To remove the vegetable and fruit drawers shelf 1 P...

Page 47: ...move the Phillips head screw that attaches the control to the rail Disconnect Damper Assembly The damper assembly is held to the back wall of the refrigerator with a Phillips head screw and 2 tabs To remove the damper motor 1 Remove the pantry drawer See Pantry Drawer Assembly follow steps 1 and 2 2 Remove the recessed Phillips head screw from the damper cover 3 Pull the bottom of the damper cover...

Page 48: ...the fresh food thermistor reads below 35 F The tank heater resistance is 72 Ω and can be read from the main board CN79 pin 2 to pin 6 or at the water tank heater wire harness The water tank heater is attached to the tank cover with a recessed Phillips head screw 6 Remove the Phillips head screw that attaches the water tank heater to the cover 7 Note the routing of the tank inlet connector and outl...

Page 49: ...w that holds the water valve in place Pull the valve assembly straight out 6 Disconnect the water valve wire harness 7 Remove the dispenser tank water inlet tube from the water valve assembly Icemaker Inlet Tube Hex Nut Disconnect Disconnect Dispenser Tank Inlet Tube To remove the flow meter 1 Remove the water valve assembly See Water Valve Assembly 2 Remove the 4 Phillips head screws and the brac...

Page 50: ...ons the icemaker is capable of producing approximately 100 130 cubes approximately 4 3 pounds of ice in a 24 hour period The rate of ice production depends on freezer compartment temperature room temperature number of door drawer openings and other use conditions To activate the icemaker cycle press and hold the start button approximately 3 seconds The icemaker is attached to the ceiling of the ic...

Page 51: ...Remove the Phillips head screw that attaches the front of the wire harness cover 4 Note the routing of the icemaker wire harness and then disconnect the harness 5 Push in the release tab on the front of the icemaker Pull the icemaker out of the ice room Disconnect Release Tab Icemaker Note When installing icemaker engage key slots in key tabs before pushing icemaker in place Key Slot Key Tab Key T...

Page 52: ...otor assembly to the right Pull the auger motor assembly out of the ice room Disconnect Release Tab Cube Solenoid Ice Room Sensor Auger Motor Auger Assembly Components Fresh Food Door Switch Note On early production models the black wire is not connected to any circuit It was added to protect the exposed unused terminal On later production models the separate wiring will be changed to a plug in ha...

Page 53: ...enter front of the refrigerator ensures proper mullion bar alignment upon closure of the left side door Continued next page The articulating door mullion consists of the mullion heater French Heater external spring and 3 hinges Note If the Energy Saver indicator light is lit then the articulating door mullion heater is disabled The heater operates on 120 VAC with the doors open or closed The resis...

Page 54: ...o prevent breakage of the door closure cover and or door closure hinge 2 Remove the door closure spring by pulling the top arm of the spring down and out of the door closure cover 3 Lift the spring out of the door closure hinge Note Be sure the spring sleeve is placed in the door closure cover before installing spring Note The door closure support is held to the door closure cover with 13 tabs 4 U...

Page 55: ...er 7 Using a small flat blade screwdriver pry out the center hinge cap Door Closure Case Center Hinge Cap Note There is a closure gasket attached to each end of the door closure support Each gasket has 2 pins that pull through 2 holes in each end of the door closure support Closure Gasket Pins 8 Remove the door closure heater wire harness from the wire harness cover and the door closure cover Wire...

Page 56: ... screwdriver pry and push the tab that holds the bottom and top hinge caps to the door closure cover 9 Disconnect the heater ground wire from the door closure support 10 Peel the door closure heater from the door closure support ELECTRICAL TERMINAL RELEASE LOCKING TAB Ground Wire Door Closure Heater Hinge Cap ...

Page 57: ...DJUST FREEZER or ADJUST REFRIGERATOR pads continuously until the desired temperature is displayed Showroom Mode Note There is no off mode that can be accessed using the display To enter the showroom mode press ENERGY SAVER and ADJUST FREEZER pads simultaneously for 3 seconds OF OF will be displayed The lights and fans if previously operating will still operate but the compressor will not operate T...

Page 58: ... heater on or off Alarm Light When selected to the ON mode the door alarm will sound an alarm if a refrigerator door or the freezer drawer is open for more than 3 minutes Pressing the ALARM LIGHT pad for 3 seconds turns the dispenser lights on or off Continued next page ...

Page 59: ...emperature will be restored Turbo Cool Function To select or cancel Turbo Cool press and hold the ADJUST REFRIGERATOR pad for 3 seconds The operation of Turbo Cool is the same as Turbo Freeze with the following exception When Turbo Cool is selected the compressor and refrigerator fan will operate until the refrigerator temp reaches 25 F 3 9 C or if 2 hours expires At this point the cycle will be t...

Page 60: ...or 3 seconds Note The reset filter indicator will always be illuminated If the filter is OK the color is green As the filter becomes restricted the indicator will turn yellow A red color indicates the filter needs to be replaced Resetting the filter indicator will turn the indicator back to green Ice Off Lock To turn off the ice maker press the ICE OFF LOCK pad To lock the control panel and dispen...

Page 61: ... up the water filter indicator background color will change from white to dark blue The color will remain dark blue until the problem is corrected or for 3 hours whichever comes first Hidden Boot Error Indicator On initial power up the water filter status display should have a white background ...

Page 62: ...on the settings screen three times each in an alternating sequence within the first 5 seconds Entering Diagnostic Mode To enter the diagnostic mode press SETTINGS pad from the main screen Continued next page 3x A B A B A B A B A ...

Page 63: ...de of operation Note There is no visual clue on the Home screen that the unit is in the showroom mode A second diagnostic operation is the field Service Diagnostics mode This option will allow you to check for failure codes Service diagnostics mode shows which components are being operated by the main control board ...

Page 64: ... 64 Diagnostic Functions Selecting Self Diagnostic Test displays a screen showing detected error codes They are shown with a pass or fault status with a text message on what the error is ...

Page 65: ... 65 Selecting Refrigerator Load Status displays a screen report showing what loads are turned on or off at the present time and what the current fan speeds are ...

Page 66: ... of the buttons on the screen You will be prompted to touch different areas of the screen to calibrate the zones Once you have entered the standard diagnostic mode you can enter an extended developer mode to run forced functions for the sealed system and defrost If you tap the bottom corners of the screen starting on the left and then right seven times you will enter developer mode A B A B A B A A...

Page 67: ...or error codes and load status You will also see an option for Force Run Defrost A S Test Pressing the Force Run Defrost A S Test turns on all loads compressor and fans and turns on the defrost heaters for testing Note Full Option Setting is for factory use only ...

Page 68: ... test mode If any pad is pressed within 15 seconds it will generate the following sequence 1st press Manual operation Compressor and Fans FF Displayed 2nd press Manual Defrost Fresh Food Compartment rd Displayed 3rd press Manual Defrost FF and Frz Compartments Fd Displayed 4th press Cancel Display Off Normal Operation is restored after approximately 10 seconds Note Test mode can also be canceled b...

Page 69: ... communication circuit failure on the main board and or the control panel board or a loose connection If there is no communication for 20 seconds after request between the integrated circuits IC Chips on the main board the display will flash Lc Er until the communication error is corrected The pantry room control will also flash until the communication error is corrected The refrigerator will cont...

Page 70: ... 70 Failure and Load Condition Displays The display can utilize individual segments of a particular figure 8 that will flash to indicate failure or load conditions a b c d e f g F 10 F 1 R 10 R 1 ...

Page 71: ...ion will still exist when returning the display to normal For proper operation of the refrigerator correct or replace the faulty component Failure Conditions Initial Power Up Upon initial power up if certain failed components have been detected individual segments of a particular figure 8 will flash to indicate the failed components ...

Page 72: ...ensor part error 9 Freezer Defrost Sensor Error F 1 Freezer Defrost Sensor part error 10 Freezer Fan Error F 1 Freezer inner fan motor part error 11 Condenser Fan Error F 1 Machine room fan motor part error 12 Ice Room Sensor Error F 1 Ice Room Sensor part error 13 Freezer Defrost Heater Error F 1 Freezer Defrost part error 14 Ice Room Fan Error F 10 Ice Room inner fan motor part error 15 Pantry D...

Page 73: ... and start to flash Immediately remove fingers from previous pads and press the ADJUST REFRIGERATOR pad The load condition mode will then be energized Segments of the figure 8 s will blink on and off corresponding to the loads that the main board has energized Note Just because the board has a load energized does not mean that the component is functioning ...

Page 74: ...e LED ON R 1 Exhibition Mode Display mode applicable LED ON F 1 Compressor When compressor operates applicable LED ON F 1 Freezer Fan High When freezer compartment fan high operates applicable LED ON F 1 Freezer Fan Low When freezer compartment fan low operates applicable LED ON F 1 Freezer Defrost Heater When freezer compartment defrost heater operates applicable LED ON R 10 Condenser Fan High Wh...

Page 75: ...ER and ALARM LIGHT pads for 6 seconds The display will beep and flash Continue to press both pads for an addition 2 seconds to enter the self diagnostic mode If any failure functions are present those segments will now begin to flash The self diagnostics mode will be displayed for 30 seconds then the panel will return to normal display ...

Page 76: ...part contact error disconnection short circuit or temperature fuse error Display error the fresh food compartment defrosting does not finish Defrost is heating continuously for more than 80 minutes After separating MAIN PCB CN70 CN71 from PCB check the resistance value between CN70 white to CN71 orange It should be 102 ohms 7 Resistance value is varied by the input power Check 0 ohm heater short o...

Page 77: ...2V R 10 Pantry Damper Heater Error Display error when open error is detected by damper heater separation of damper heater housing part contact error disconnection short circuit After separating MAIN PCB CN91 from PCB check the resistant value between black to brown wire It should be 145 ohms 7 Check 0 ohm heater short ohm wire bimetal open R 10 Pantry Sensor Error Display error separation of senso...

Page 78: ... 78 Sensor Resistance Voltage Checks Table C F Voltage Ohms C F Voltage Ohms C F Voltage Ohms ...

Page 79: ...frigerator Defrost Sensor Resistance Check CN30 Unplugged CN30 Pin 7 to CN10 Pin 3 Voltage Check CN30 Connected CN30 Pin 7 to CN10 Pin 3 Ambient Sensor Resistance Check CN32 Unplugged CN32 Pin 1 to CN32 Pin 4 Voltage Check CN32 Connected CN32 Pin 1 to CN10 Pin 3 Ice Maker Sensor Error Code Refrigerator Sensor Error Code Refrigerator Defrost Sensor Error Code Ambient Sensor Error Code Note When per...

Page 80: ...tage Check CN32 Connected CN30 Pin 4 to CN10 Pin 3 Ice Room Sensor Resistance Check CN32 Unplugged CN32 Pin 3 to CN10 Pin 3 Voltage Check CN32 Connected CN32 Pin 3 to CN10 Pin 3 Pantry Sensor Resistance Check CN30 Unplugged CN30 Pin 8 to CN30 Pin 9 Voltage Check CN30 Connected CN30 Pin 8 to CN10 Pin 3 Freezer Sensor Error Code Freezer Defrost Sensor Error Code Ice Room Sensor Error Code Pantry Sen...

Page 81: ...C Condenser Fan CN75 Pin 4 7 to 12 VDC Check voltage from fans indicates fans are turning Freezer Fan CN75 Pin 5 2 to 3 VDC Refrigerator Fan CN75 Pin 6 2 to 3 VDC Condenser Fan CN75 Pin 7 2 to 3 VDC GND GND GND Freezer Fan Strip Circuit Refrigerator Fan Strip Circuit Condenser Fan Strip Circuit Refrigerator Fan Error Code Freezer Fan Error Code Condenser Fan Error Code ...

Page 82: ...rom CN10 Pin 3 Check voltage to fan Ice Room Fan CN76 Pin 1 7 to 12 VDC Check voltage from fan indicates fans are turning Ice Room Fan CN76 Pin 2 2 to 3 VDC Pantry Room Damper Heater With CN91 unplugged from the board read resistance between pins 1 and 2 of plug Heater should read approximately 145 ohms When the heater is energized there should be approximately 12VDC between pins 1 and 2 of CN91 P...

Page 83: ...lay start with a cold cabinet The compressor utilizes a Switched Neutral circuit The L1 side is always hot Read between CN1 pin 1 L1 on power supply board to CN71 pin 7 Test will show 0 VAC if board wants compressor to run Refrigerator Defrost Heater Circuit Freezer Defrost Heater Circuit Note To functionally test the defrost heaters energize the heaters by using the test mode See Test Mode Operat...

Page 84: ...he board This LED is the status of the compressor operation In normal run the LED will be on steady When the compressor turns off this light will be off also In the event of a compressor or inverter board failure the LED will blink providing you with the failure code LED LMP1 Light ...

Page 85: ...METAL THERMO ICE COVER ROUTE G MOTER FRENCH DEF HEATER DISPENSER HEATER ICEMAKERG MOTER ac _CCW ICEMAKERG MOTER ac _CW ICE COVER ROUTE G MOTER ICE MOTOR COM ac AC COM RED AUGER MOTOR S W To CN31 Pin 2 120 VAC To CN30 Pin 2 Note This schematic applies to both the LED and the LCD models When performing diagnostic checks verify connector and pin numbers on the diagram packed with the unit ...

Page 86: ... 86 Schematic Continued PANTRY ROOM DAMPER STEP MOTORVALVE PBA SUB 120 VAC From Ice Maker Mold Pin 2 GND ...

Page 87: ... to teach you how to use the product Improper installation delivery or maintenance Failure of the product if it is abused misused or used for other than the intended purpose or used commercially Loss of food due to spoilage Replacement of house fuses or resetting of circuit breakers Damage caused after delivery Replacement of the water filter cartridge if included due to water pressure that is out...

Page 88: ...ight bulbs Damage to product caused by accident fire floods or acts of God Loss of food due to spoilage Proper use and care of product as listed in the owner s manual proper setting of controls Product not accessible to provide required service WARRANTOR IS NOT RESPONSIBLE FOR CONSEQUENTIAL DAMAGES IMPORTANT Keep this warranty and your bill of sale as proof of original purchase and purchase date P...

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