Whirlpool WRF954CIHB Service Manual Download Page 13

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For Service Technician Use Only

DIAGNOSTICS

French-Door Bottom Mount Refrigerator

1-9

115 VAC Power Supply and Distribution

Power

Cord

BK (Smooth)

BK (Ribbed)

ORION BO

ARD

P15

P16

2
1

1
2
3
4

8
7
6
5
4
3
2
1

2
3
4
5
6

1
2
3
4
5

4
3
2
1

EMI

Filter

2
3
4

1
2
3
4
5
6
7

5
6

2
3
4
5
6
7
8

2
3
4

2
3

P12

1
2
3
4
5
6
7
8

2
3

1
2
3
4
5
6
7

P14

1
2
3
4
5
6

GF2 BO

ARD

FC SWITCH (LH)

BK / WH

WH / BK

BK / WH

WH / BK

RD / WH

BK / WH

Legend

Line
Neutral

Summary of Contents for WRF954CIHB

Page 1: ...Numbers WRF954CIHM WRF954CIHB WRF954CIHW WRF954CIHV WRF954CIHZ WRF964CIHV WRF964CIHZ WRF974CIHV WRF974CIHZ WRF984CIHZ WRF984CIHV WRFA94CIHN WRFA94CIHZ KRFC804GSS KRFC804GPS KRFC804GBS WRF972SIHV WRF972SIHZ JFFCC72EFP JFFCC72EFS KRFC604FSS KRFC704FBS KRFC704FPS KRFC704FSS ...

Page 2: ...ced refer to the Use and Care Guide or Installation Instructions provided with the refrigerator GOALS AND OBJECTIVES The goal of this Service Manual is to provide information that will enable the In Home Service Professional to properly diagnose malfunctions and repair the French Door Bottom Mount Refrigerator The objectives of this Service Manual are to Understand and follow proper safety precaut...

Page 3: ...NENTS 1 13 AIR FLOW SYSTEM 1 14 WATER AND ICE SYSTEM 1 15 DEFROST AND MOISTURE CONTROL 1 18 CONTROL PANEL 1 19 DIAGNOSTICS 1 20 SECTION 2 COMPONENT TESTING 2 1 SAFETY 2 2 WIRING DIAGRAM 2 3 COMPONENT LOCATION 2 5 SECTION 3 COMPONENT ACCESS 3 1 MACHINE COMPARTMENT COMPONENTS 3 2 ACCESSING THE REFRIGERATOR DOOR PARTS 3 3 ACCESSING REFRIGERATOR COMPARTMENT COMPONENTS 3 5 ACCESSING FREEZER COMPARTMENT...

Page 4: ...iv n French Door Bottom Mount Refrigerator Notes ...

Page 5: ...lature Theory of Operation Power Distribution 115 VAC Power Supply and Distribution 12 7 VDC Power Supply and Distribution Refrigeration System Cooling Priority Air Flow System Water and Ice System Ice Making Process Defrost and Moisture Control Control Panel Diagnostics FC Defrost Troubleshooting RC Defrost Troubleshooting Moisture Control Heater Troubleshooting Dispenser and IB Duct Heater Door ...

Page 6: ...a safe distance away from the appliance to prevent potential injury Always use the proper testing equipment After voltage measurements always disconnect power before servicing IMPORTANT Electrostatic Discharge ESD Sensitive Electronics ESD problems are present everywhere ESD may damage or weaken the electronic control assembly The new control assembly may appear to work well after repair is finish...

Page 7: ...TICS French Door Bottom Mount Refrigerator n 1 3 Model and Serial Number and Wiring Diagram Location Model and Serial plate Open the Left door and look up to the front of the ceiling Wiring diagram is located under the right side hinge cover ...

Page 8: ...ategories R Freestanding Refrigeration B Built in Refrigeration Configuration B Bottom Mount F French Door Series 1 OPP 3 Low Line 5 Mid Line 7 High Gold 9 Hero Gold Capacity 3 13 or 15 cu ft 4 14 or 24 cu ft 5 15 or 25 cu ft 6 16 or 26 cu ft 7 17 or 27 cu ft 8 18 or 28 cu ft 9 19 or 29 cu ft Size C Counter Depth F Flat S Smooth Contour Feature I In door Ice N Non dispensive W Internal Water Year ...

Page 9: ...le Door F Full Depth C Counter Depth Feature Pack 40 External Ice and Water White Liner 50 External Ice and Water White Liner BB Interior 60 External Ice and Water White Liner PB Interior 70 External Ice and Water Platinum Liner Capacity Width 0 20 Cu Ft 2 22 Cu Ft 3 23 Cu Ft 4 24 Cu Ft 5 25 Cu Ft 6 26 Cu Ft 7 27 Cu Ft 9 19 OR 29 Cu Ft Year E 2015 F 2016 G 2017 H 2018 Color BL Black BS Black Stain...

Page 10: ...ories F Freestanding Refrigeration B Built in Refrigeration Configuration F French Door 3 door M Multi Door 4 door S Side by Side Installation F Full depth C Counter depth L Flush Product Detail F Flat Door C Curved Door Size 69 69 inch high 72 72 inch high Feature Pack N Non Dispense I Internal Dispense E External Dispense Production Year F 2016 G 2017 H 2018 Color S Euro SS Agnostic P Pro SS M M...

Page 11: ...nce from entering or leaving the refrigerator over the power cord The EMI Filter is located in the machine compartment It is attached to the cover of the Orion Assembly The power cord mates to the EMI filter through a 4 pin connector Pin 3 Line and Pin 4 Neutral supply power from the power cord to the EMI Filter The 120 VAC output of the EMI filter leaves the filter at Pin 1 Line and Pin 2 Neutral...

Page 12: ...7 VDC power is used to power loads and supply power to other control boards Refer figure on Page 1 10 12 7 VDC Load s The Orion board supplies 12 7 VDC power to the following loads Freezer compartment LED lights Refrigerator compartment LED shelf lighting select models 3 Way valve Ice box fan Condenser fan FC evaporator fan RC evaporator fan 12 7 VDC from Orion board connector P4 supplies power fo...

Page 13: ...ibbed ORION BOARD 3 P15 P1 P16 P8 P9 P4 2 1 1 2 3 4 8 7 6 5 4 3 2 1 2 3 4 5 6 1 2 3 4 5 4 3 2 1 1 2 3 4 EMI Filter 1 2 3 4 1 2 3 4 5 6 7 1 1 1 2 3 4 5 6 2 3 4 5 6 7 8 2 3 4 1 2 3 4 1 2 P1 P2 P12 P3 P5 P4 P6 1 2 3 4 5 6 7 8 P8 1 2 3 P9 1 2 3 4 5 6 7 P14 1 2 3 4 5 6 P7 GF2 BOARD FC SWITCH LH BK WH BK WH WH BK WH BK BK WH WH BK RD WH BK WH Legend Line Neutral ...

Page 14: ...1 2 3 4 5 6 7 1 1 1 1 2 3 4 5 6 2 3 4 5 6 7 8 2 3 4 2 P1 P2 P12 P3 P5 P4 P6 1 2 3 4 5 6 7 8 1 2 3 1 2 3 4 5 6 7 1 2 3 4 5 6 P8 P9 P14 P7 GF2 BOARD 1 2 3 4 J3 1 2 3 4 5 6 WIFI BOARD 1 2 3 4 J1 User Interface Eyebrow User Interface LH Door 1 2 3 4 J4 ORION BOARD 3 P15 P1 P16 P8 P9 P4 2 1 1 2 3 4 8 7 6 5 4 3 2 1 2 3 4 5 6 1 2 3 4 5 4 3 2 1 ...

Page 15: ...e GF2 board uses the 115 VAC power to generate a 140 VDC power supply 140 VDC Load s The GF2 board directly supplies 140 VDC power to the following load s Ice dispenser motor 12 7 VDC Supply The GF2 board is supplied 12 7 VAC power at P6 2 Power is supplied from the Orion board P16 1 12 7 VDC Load s The GF2 board directly supplies 12 7 VDC power to the following load s Fill tube heater FC ice make...

Page 16: ... to 42 F 0 5 C to 5 5 C C2 Pantry Meats 32 F 0 C Drinks 35 F 2 C Deli Cheese 38 F 3 C Temperature Sensing The refrigerator compares the actual temperature to the temperature zone set point to determine when cooling is necessary Actual temperatures of the Pantry RC FC and IB are determined by a thermistor located in each temperature zone Cooling Priority The refrigerator can only cool one of the tw...

Page 17: ...mpressor takes a suction of the evaporator outlet of the compartment being cooled Sealed System without Check Valve Refrigerant flow has been updated to make the refrigerator more efficient The check valve that prevents refrigerant from one evaporator to the other was eliminated While cooling the freezer section due to the low pressure in the capillary tubing the refrigerant will be in the evapora...

Page 18: ...d through foam ducting in the RC evaporator cover assembly The pantry air baffle is either full open or full close dependent upon pantry temperature The pantry is operated by 115 VAC power supplied from GF2 board P2 5 115 VAC power is also supplied to a feedback switch by GF2 board P2 2 providing the board with position indication for the pantry air baffle The pantry air baffle will open when Pant...

Page 19: ...dual valve The dual valve directs the water supply to the water dispenser or in door ice maker through individual valves Dual Ice Maker Models The water filter outlet is directed to a T fitting The T fitting directs water to the dual valve and to the freezer ice maker fill valve Water Dispensing The Dispenser UI is responsible for dispensing water to the in water dispenser The GF2 board controls w...

Page 20: ... Ice Box Thermistor is mounted on the Ice Maker It senses Ice Box temperature as an input into the Refrigeration System Ice Tray Temperature Sensor The Ice Tray Temperature Sensor is mounted to the underside of the Ice Tray It reads the temperature of the Ice Tray to ensure the ice is fully frozen Ice Making Process The standard Ice Making process consists of the following cycles Homing Filling Fr...

Page 21: ...r While the Ice Tray is travelling a jammed timer is initiated If the Ice Tray does not return to the Home position within 90 seconds the IM transitions to a Jammed state and will not make Ice The IM will attempt to Home once every hour Freezer Ice Maker Operation of the Freezer Ice Maker is nearly identical to the In Door Ice Maker with a few exceptions Time and temperature conditions for the Fre...

Page 22: ...or using the relatively warmer air of the RC The fan runs until the temperature differential between the RC Evaporator Thermistor and the RC Air Thermistor is less than 1 F 17 C The fan will run for a maximum of 10 minutes after which it shuts off regardless of the temperature differential between the thermistors Refrigerator Compartment Defrost 2018 models The RC Evaporator is defrosted as necess...

Page 23: ...Door Bottom Mount Refrigerator n 1 19 Control Panel Whirlpool Counter Depth French Door Refrigerator KitchenAid Counter Depth French Door Refrigerator KitchenAid Smart Counter Depth French Door Refrigerator JennAir Counter Depth French Door Refrigerator ...

Page 24: ...tor OP indicates open thermistor Service Test 14 Door Ice Box Thermistor Read RC compartment Temperature SH indicates shorted thermistor OP indicates open thermistor Service Test 16 Door Ice Maker Tray Thermistor Read Icemaker Tray C Temperature SH indicates shorted thermistor OP indicates open thermistor Service Test 17 Freezer Ice Maker Tray Thermistor Read Freezer Icemaker Tray Temperature SH i...

Page 25: ...display shows ON When leaving service test the Refrigerator Fan turns off Service Test 58 Condenser Fan Test When entering service test the Condenser Fan turns on The display shows ON When leaving service test the Condenser Fan turns off Service Test 59 Ice Box Fan Test When entering service test the Ice Box Fan turns on The display shows ON When leaving service test the Ice Box Fan turns off Serv...

Page 26: ... numeric display shows 00 for no key press and 01 for key or pad pressing Service Test 96 Water Valve General Test When entering service test the Water Dispenser Valve turns on for 7 seconds Service Test 97 Door Ice Maker Valve General Test When entering service test the Door Ice Maker Water Valve turns on for 7 seconds Service Test 98 Freezer Ice Maker Valve General Test When entering service tes...

Page 27: ...for 0 5s Show ZZ for 1 second version format XX YY ZZ Keep blank when complete Service Test 128 GF2 Main Control board Flashmap Version Number Show XX for 1 second version format XX YY ZZ Blank for 0 5s Show YY for 1 second version format XX YY ZZ Blank for 0 5s Show ZZ for 1 second version format XX YY ZZ Keep Blank When Complete Service Test 129 Door UI SW Version Number Show XX for 1 second ver...

Page 28: ... Cool to exit this mode Service Test 149 Door in Door Heater Activation Mode When entering Service Test the numeric display shows the current Heater Activation mode 00 indicates heater controlled by measured humidity 01 indicates heater always on To advance between control mode use or key Once desired setting is selected push Drawer key to activate then Max Cool to exit this mode Service Test 152 ...

Page 29: ...ter Test for 115 VAC power at GF2 board P2 7 If 115 VAC is not present Replace GF2 board If 115 VAC is present Check for and repair loose or damaged wiring or connectors If all functional components of FC Defrost system check fine check for a secondary cause of the problem such as Bad FC Door Switch Service Test 75 Bad FC Evaporator Fan Service Test 56 Air leak into the FC If Necessary Run Service...

Page 30: ...eck that the fan is operating If fan is not operating Check all wiring connectors tight See FIGURE 6 Page 4 6 Check integrity of wiring between control board and fan Continuity or Voltage check as appropriate If wiring check indicates bad wiring Replace wiring harness If wiring checks OK or if fan is still not operating Replace fan If LED Display does not show on Replace GF2 Board P16 4 Pin 8 16 P...

Page 31: ... display shows on If LED display does not show on replace GF2 board If all checks are OK and problems persist Run Service Test 88 Ice Box Air Duct Heater Activation Mode This will turn the heaters Full On Use up or down arrow to change activation mode to 01 Press the Icemaker2 key to confirm selection Splice 12PinConnector ToRCLiner P1 2 GF2Board Pin3 Pin10 WH BK 115VAC WH BK Pin7 Pin6 P2 6 Neutra...

Page 32: ...o 01 Press the Icemaker2 key to confirm selection Mullion Heater The Mullion heater resistance can be checked at multiple points The easiest is under the left hinge cover or at the heater itself Heater Resistance Checks Check the resistance of the Mullion Heater Reading should be 17 ohms Run Service Test 63 Vertical Mullion Heater Test Ensure LED display shows on If LED display does not show on re...

Page 33: ...est 17 Freezer Ice Maker Tray Thermistor Ensure none of the thermistors are Open OP or Shorted SH Replace any faulty thermistors NOTE To replace the Door Ice Box Thermistor or Ice Tray thermistor replace the Ice Maker Cold Air Supply If the Ice Box is not at the proper temperature check the supply of cold air to the Ice Box Run Service Test 59 Ice Box Fan Test Ensure LED Display shows on Check tha...

Page 34: ...segment LED Display does not indicate on Replace the Eyebrow UI If the 7 segment LED Display does indicate on Run Service Test 73 74 Right Left RC Door Switch State Manually cycle the appropriate RC Door Switch and ensure LED Display cycles between 00 and 01 Check all wiring connectors tight Check integrity of wiring between control board and Light Continuity or Voltage check as appropriate Servic...

Page 35: ...For Service Technician Use Only DIAGNOSTICS French Door Bottom Mount Refrigerator n 1 31 Notes ...

Page 36: ...For Service Technician Use Only DIAGNOSTICS 1 32 n French Door Bottom Mount Refrigerator Notes ...

Page 37: ...rench Door Bottom Mount Refrigerator n 2 1 Section 2 Component Testing This section provides the wiring diagram and component location for the French Door Bottom Mount Refrigerator Safety Wiring Diagram Component Location ...

Page 38: ...le a safe distance away from the appliance to prevent potential injury Always use the proper testing equipment After voltage measurements always disconnect power before servicing IMPORTANT Electrostatic Discharge ESD Sensitive Electronics ESD problems are present everywhere ESD may damage or weaken the electronic control assembly The new control assembly may appear to work well after repair is fin...

Page 39: ...1569_GY 22_1569_OR 22_1569_VT 22_1569_BR_WH 22_1569_LB 22_1569_GN 22_1569_YL 22_1569_RD 22_1569_BK 1 2 22_1569_BR_WH 22_1569_VT 22_1569_BK 22_1569_PK 22_1569_BR 22_1569_YL 22_1569_BR_WH 20_1015_BK TO_REED_SWITCH_ID 1 2 TO_GF2_P1 1 2 3 4 18_1015_WH TO_RC_DEFROST_HEATER 1 2 3 4 TO_FC_LINER 1 2 3 4 5 6 7 8 9 10 11 12 13 14 TO_MACHINE_HARNESS_RH 1 2 3 4 5 6 TO_RH_DOOR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...

Page 40: ...TER P4 P4 1 P4 4 12 7 VDC CONSTANT 12 7 VDC P4 3 COMMUNICATION WIN DATA P5 P5 1 P5 2 5 VDC FC EVAP IN THERMISTOR OUTPUT 1 5 5 VDC MAXIMUM P7 P7 1 P7 4 RC RIGHT DOOR SWITCH VOLTAGE 12 7 VDC WHEN OPEN P7 3 P7 4 RC LEFT DOOR SWITCH VOLTAGE 12 7 VDC WHEN OPEN P8 P8 1 P8 2 12 7 VDC 12 4 VDC P8 3 P8 4 12 7 VDC LED OUT 12 7 VDC WHEN TURNED ON P8 5 P8 6 12 7 VDC LED OUT 12 7 VDC WHEN TURNED ON P9 P9 1 12 ...

Page 41: ...ervice Technician Use Only COMPONENT TESTING French Door Bottom Mount Refrigerator n 2 5 Component Location A B C E D A Condenser Fan B Condenser C Freezer Evaporator D Front Door Dispenser Unit E Compressor ...

Page 42: ...For Service Technician Use Only COMPONENT TESTING 2 6 n French Door Bottom Mount Refrigerator Notes ...

Page 43: ...elves and Drawers Air Tower Cover and Air Filter LED Light LED Lights Liner Crisper Frame Assembly Temperature Controlled Drawer LED Light and Thermistor Water Filter Bracket and Water Filter Housing Freezer Icemaker Fill Tube and Heater Dual Water Valve and Freezer IM Water Valve Water Reservoir Evaporator Cover Assembly Accessing Freezer Compartment Components Freezer Door Top Pan Assembly Botto...

Page 44: ...compartment cover on back of refrigerator 3 Remove the single 1 4 screw at the bottom of the condenser fan bracket 4 Disconnect the wiring connectors and slide out the fan to remove Water Isolation Valve 1 Unplug refrigerator or disconnect power 2 Access the machine compartment components by removing screws holding machine compartment cover on back of refrigerator 3 Shut off external water supply ...

Page 45: ...rom the tabs at the top and bottom hinges 8 Disconnect the wiring connector for the mullion heater and remove the mullion NOTE When installing the mullion ensure the wiring connector is placed behind the plastic retaining clip lcemaker Assembly 1 Remove the ice bucket 2 Depress the plastic tabs on the bottom left and right sides of the lcemaker and slide out 3 Disconnect the wiring connector and r...

Page 46: ... Continued In the Door User Interface 1 Open the door of refrigerator to the full extend 2 Slide the putty knife in between UI body and housing to pray out the UI body 3 Release the tab behind the UI body with the help of flat blade screw driver and pull the body out 4 Disconnect the wiring harness ...

Page 47: ...ir filter assembly LED lights 3 Release the eight plastic tabs on the air filter assembly and remove NOTE Certain areas of the liner are cut with a laser during manufacturing It is normal to see smoke staining on the liner in these areas LED Lights Liner 1 Use a putty knife to release the thirteen plastic tabs holding the LED Light in place 2 Slowly remove the light from the liner disconnecting th...

Page 48: ...il to the top of the drawer frame 5 Press the tab on the right side of the water filter fascia and release 6 Release the two plastic clips holding the right rail to the top of the drawer frame and lift off the bottom of the drawer frame 7 Remove the six 6 Philip screws attaching the LED Light to the drawer frame 8 Remove the four 4 Philip screws attaching the wire channel to the drawer frame 9 Unc...

Page 49: ...rom the dual water valve 6 Pull the water tank Housing forward and cut the wire tires holding the water reservoir in place 7 Remove the inlet and outlet water connections from the water reservoir and remove Evaporator Cover Assembly 1 Complete the steps 1 3 from Air Tower Cover and Air Filter LED Light instructions 1 Complete the steps 1 5 from Crisper Frame Assembly instructions 2 Remove the wate...

Page 50: ...from each bracket assembly 8 Slide the entire bracket assembly forward to disengage from the liner posts and remove the bracket assembly Freezer Ice Maker Some Models 1 Remove the 1 4 screw mounting the ice maker to the top liner 2 Slide the Ice Maker forward to disengage from the plastic posts in the top of the liner 3 Disconnect the wiring connector and remove the ice maker Evaporator Cover Asse...

Page 51: ...he wiring connector from the water paddle switch 11 Remove the switch from the plastic clips holding it in place Ice Paddle 1 Remove the UI 2 Remove the false wall 3 Note the positioning of the ice paddle torsion spring and remove it 4 Remove the two plastic ice paddle pins from the holes in the plastic housing and remove ice paddle Ice Paddle Limit Switch 1 Remove the UI 2 Remove the False Wall 3...

Page 52: ...11332011 Rev A Back left of unit middle KRFC704F W11332011 Rev A Back left of unit middle JFFCC72EF W11332011 Rev A Back left of unit middle WRF992FIF W10687089 Rev J Back left of unit middle WRF993FIF W10687089 Rev J Back left of unit middle WRF995FIF W10687089 Rev J Back left of unit middle The location of the board shown on the pictures below GF2 high voltage board 2 Remove the RC Evaporator co...

Page 53: ...should be exercised not to overheat the plastic surface of the cover or the polystyrene foam behind the cover Doing so can permanently damage these components 4 To insure proper sealing of the replacement refrigerator section evaporator cover be sure that the refrigerant lines that connect the evaporator do not come in contact with the replacement cover 5 If tubing was pulled out for any service a...

Page 54: ...mbers listed below in the table When using the new ice maker ensure that the date code is after 06 22 2017 and P1SM tag is present as shown in If the Ice Maker Part is correct then perform Service Step 120 to ensure the ice maker is working correctly There should be at least 1 minute gap between two consecutive checks using service step 120 otherwise you may get an error code If any error code is ...

Page 55: ...908836 WRF993FIF WRF995FIF W10873534 W10918845 KRFC604FS W10789117 W10918848 KRFC704F JFFCC72EF W10789117 W10918848 Replace the water valve and Orion board with new part numbers Ensure that all the tubes are fully inserted into the water valve There is an O ring inside the valve if the tube is not fully inserted pass the O ring it may cause water leak Ensure the electrical connectors are connected...

Page 56: ...rom filter bracket 3 Remove Heater from filter housing 4 Disconnect the inlet and outlet tubing at the push to connect fittings 5 Reinstall tubing to new housing 6 Re attach heater to housing 7 Re install housing into bracket 8 Secure bracket feet into back mounting holes and then with 2 screws removed in step 1 Replace and Install the Water Filter Process 1 The water filter should be replaced eve...

Page 57: ...e adapter see When the drawer is opened there is a slight delay before the gear teeth engage the teeth on the adapter If the drawer is opened off center the left side of the drawer may engage before the right side giving the impression that drawer is loose or crooked Model RH Side Adapter Shim Bracket WRF992FIF W10682494 Rev G W10882906 WRF993FIF W10682494 Rev G W10882906 WRF995FIF W10682494 Rev G...

Page 58: ...COMPONENT ACCESS 3 16 n French Door Bottom Mount Refrigerator Notes ...

Page 59: ...UMBER READY TO IDENTIFY YOU AS AN AUTHORIZED IN HOME SERVICE PROFESSIONAL FOR LITERATURE ORDERS CUSTOMER EXPERIENCE CENTER PHONE 1 800 851 4605 FOR TECHNICAL INFORMATION AND SERVICE POINTERS www servicematters com IN CANADA FOR PRODUCT SPECIFICATIONS AND WARRANTY INFORMATION CALL 1 800 461 5681 FOR TECHNICAL ASSISTANCE WHILE AT THE CUSTOMER S HOME CALL THE TECHNICAL ASSISTANCE LINE 1 800 488 4791 ...

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