Whirlpool WRV976FDEM Service Manual Download Page 22 | Manualshive

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For Service Technician Use Only

DIAGNOSTICS

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Multi-Door Freestanding Refrigerator

Notes

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Summary of Contents for WRV976FDEM

Page 1: ...SERVICE MANUAL Multi Door Freestanding Refrigerator W11338620 R 127 KRMF606ESS KRMF706EBS KRMF706ESS WRV976FDEM WRV986FDEM WRV996FDEE WRV996FDEH WRV996FDEM ...

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 Multi Door Freestanding Refrigerator The objectives of this Service Manual are to Understand and follow proper safety precauti...

Page 3: ...CH SHEET LOCATION 1 7 MODEL NOMENCLATURE 1 8 SECTION 2 DIAGNOSTICS 2 1 SAFETY 2 2 DIAGNOSTICS MODE 2 3 DIAGNOSTIC LOAD SERVICE TEST 2 5 SECTION 3 COMPONENT TESTING 3 1 SAFETY 3 2 WIRING DIAGRAM 3 3 COMPONENT LOCATION 3 5 SECTION 4 COMPONENT ACCESS 4 1 MACHINE COMPARTMENT COMPONENTS 4 2 ACCESSING REFRIGERATOR COMPARTMENT COMPONENTS 4 5 ACCESSING FREEZER COMPARTMENT COMPONENTS 4 16 ACCESSING ICE MAK...

Page 4: ...iv n Multi Door Freestanding Refrigerator Notes ...

Page 5: ...ction 1 General Information This section provides general safety parts and information for the Multi Door Freestanding Refrigerators Refrigerator Safety Product Specifications Product Feature Control Panel Model Serial Label and Tech sheet Location Model Nomenclature ...

Page 6: ... injury when using your refrigerator follow these basic precautions Remove doors from your old refrigerator Use nonflammable cleaner Keep flammable materials and vapors such as gasoline away from refrigerator Use two or more people to move and install refrigerator Disconnect power before installing ice maker on icemaker kit ready models only Use a sturdy glass when dispensing ice on some models Do...

Page 7: ...nches 361 4 Depth Excluding Doors IN inches 29 Depth With Door Open 90 Degree IN inches 49 Depth IN inches 361 4 Height to Top of Cabinet IN inches 683 8 Height to Top of Door Hinge IN inches 701 8 Height IN inches 701 8 Width IN inches 36 Description Type of Refrigerator French Door Details Advance Foam Insulation 99 9 lower Global Warming Potential and Better Energy Performance Cooling Type Dual...

Page 8: ...Width Non Climate Control Drawers No Temperature Controlled Drawers 2 External Refrigerated Drawers Door Bins 1 Fixed Full Width 3 Adjustable Gallon Supplementary Containers Herb Tender Container Lighting LED Liner Finish Platinum Freezer Compartment Door Type Pull Out Freezer Type Slide out Door 3 Tier Shelves No Freezer Number of Shelves 0 Freezer Drawer Basket 1 Full Width Lower Plastic 1 Full ...

Page 9: ... icon will illuminate when it is selected Meat Fish 32 F 0 C Cold Drinks 34 F 1 C Greens Herbs 36 F 2 C Deli Cheese 38 F 3 C Thaw Marinate 39 F 4 C Removable Interior Drawer Bins The drawer bins are removable for ease in cleaning To remove and replace the interior bins 1 To remove grasp the sides of the bin and lift up and out 2 To replace with the rear of the bin facing the back of the refrigerat...

Page 10: ...ing on some models The hooks on the rear of the shelf must be fully engaged in the shelf supports to maintain proper electrical flow No more than two shelves with under shelf lighting may be used in the refrigerator at one time Tuck Away Shelf on some models To retract and extend the front section of the shelf 1 To retract the front section of the shelf slightly lift up on the front edge and push ...

Page 11: ...ulti Door Freestanding Refrigerator n 1 7 Model Serial Number and Tech Sheet Location Model and Serial plate Open the Left door and look up to the front of the ceiling Tech sheet is located under the right side hinge cover ...

Page 12: ...oor X Reversible Door F Full Depth C Counter Depth Feature Pack 10 Non Dispense 30 Internal Water Dispenser 40 External Ice Water White Liner 50 External Ice Water White Liner BB Interior 60 External Ice Water White Liner PB Interior 70 External Ice 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 D 2014 E 2015 F...

Page 13: ...GENERAL INFORMATION Multi Door Freestanding Refrigerator n 1 9 Notes ...

Page 14: ...GENERAL INFORMATION 1 10 n Multi Door Freestanding Refrigerator Notes ...

Page 15: ...CS Multi Door Freestanding Refrigerator n 2 1 Section 2 Diagnostics This section provides diagnostic mode and sales mode information for the Multi Door Freestanding Refrigerator Safety Diagnostics Mode Load Test ...

Page 16: ...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 17: ...fully seated on shaft to achieve proper airflow Refrigerator Evaporator fan motor Rotation facing end opposite shaft Clockwise RPM 940 Watt 2 5 15 W 12 7 VDC Freezer Evaporator fan motor Rotation facing end opposite shaft Clockwise RPM 2700 Watt 5 0 15 W 12 7 VDC NOTE Fan blade must be fully seated on shaft to achieve proper airflow Freezer Evaporator Heater Volt 115VAC Watt 435 5 W Resistance 30 ...

Page 18: ...esignate that the step number is being displayed and a red replace filter light will be shown to designate that the status of the step is being displayed All button and pad inputs shall be ignored and all inputs shall be off except as described in the actions for each step No Load Performance Controls in Normal Position kW 24 hr 0 4 Percent Run Time 10 Cycles 24 hr 10 Refrigerator Compartment Aver...

Page 19: ...ading is displayed 01 Bimetal Closed Sensor Short 02 Bimetal Open Sensor Open 03 Pass only in case a defrost sensor is present Service Test 7 Defrost Mode Set the Defrost Mode using CHANGE SETTING KEYs This value shall be stored on EEPROM in the next Power up the Defrost Mode shall be initialized according to this setting Initial display 01 ADC ON 02 Basic Mode ON 8 hour timer Service Test 8 All U...

Page 20: ...ting SW3 01 Sensor Operation On 02 Sensor Operation Off Heater on 100 Service Test 35 Vertical Mullion Heater Status Control the Vertical Million Heater selecting SW3 Toggle between On and Off 01 ON 02 OFF Service Test 36 Ice Box Fan Check for fan operation Control Ice Box Fan using SW3 Display the status on Temp Display 01 ON 02 OFF Verify air flow from the IB fan Service Test 37 Ice Box Thermist...

Page 21: ...ervice Test 66 Manufacturing Codes Displays the active manufacturing errors codes stored in the UI Press SW3 to toggle between the Errors See status on Temp Display E0 No Error E1 LPIM Motor Faulty E2 Damper Cycle not completed E3 Thermistor Faulty E4 Ice Bin not present or Full E5 Heater Bimetal Faulty E6 Dispenser UI EEPROM Faulty Er Communication Failure NOTE Step is used by Whirlpool Manufactu...

Page 22: ...For Service Technician Use Only DIAGNOSTICS 2 8 n Multi Door Freestanding Refrigerator Notes ...

Page 23: ...Multi Door Freestanding Refrigerator n 3 1 Section 3 Component Testing This section provides the wiring diagram and component location for the Multi Door Freestanding Refrigerator Safety Wiring Diagram Component Location ...

Page 24: ...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 25: ...BR PK YL VT BU RD BK RD BU BK WH RD TN RD OR BK WH RD ICE BOX RC LED TOP 2 RC LED TOP 1 WH RD YL BK WH RD YL BK RIP CORD MOTOR GND PWM ICE FAN Vcc IM THERMISTOR SWITCH IM MOTOR BK RIP CORD BK BR TO ICE BOX BU OR BK TN RD YL WH TN RD PK BK VT 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 9 10 11 12 PANTRY LED 13 14 13 14 1 2 3 4 5 6 1 2 3 4 5 6 1...

Page 26: ...P8 4 5 VDC RC EVAP THERMISTOR OUTPUT 1 5 5 VDC MAXIMUM P8 7 P8 8 3 6 VDC INVERTER OUTPUT 3 6 VDC CONSTANT WHEN COMPRESSOR IS RUNNING P9 P9 2 P9 3 12 VDC ICE BOX FASCIA HEATER OUTPUT P12 P12 6 P1 2 IM HEATER OUTPUT TEST 58 WHEN DIGIT 1 1 HEATER ON 115 V P13 P13 1 P13 2 3 WAY REFRIGERANT VALVE CAN NOT CHECK VOLTAGE OUTPUT P13 3 P13 4 3 WAY REFRIGERANT VALVE CAN NOT CHECK VOLTAGE OUTPUT P13 5 5 VDC I...

Page 27: ...hnician Use Only COMPONENT TESTING Multi Door Freestanding Refrigerator n 3 5 Component Location A B C D E F A Condenser Fan B Condenser C Freezer Evaporator D Ice Crusher Box E Front Door Dispenser Unit F Compressor ...

Page 28: ...For Service Technician Use Only COMPONENT TESTING 3 6 n Multi Door Freestanding Refrigerator Notes ...

Page 29: ...lter Water Reservoir Cover LED Light Modules Water Reservoir and Valve Assembly Temperature Controlled DELI Drawer DELI Drawer User Interface Crisper Base Vertical Mullion Secondary Mullion Center Divider Air Tower RC Evaporator and Component Access Deli Air Damper RC Evaporator Fan Motor RC Evaporator Thermistor RC Defrost Thermistor Door Switch Accessing Freezer Compartment Components Freezer Ha...

Page 30: ... three metal tabs holding the coil on the valve and then lift off NOTE When replacing the magnetic coil position the coil on the valve body and align the bendable tabs on the coil with the slots in the valve body Firmly seat the coil and use pliers to bend tabs over to lock the coil in place Refrigerant Check Valve 1 Unplug refrigerator or disconnect power 2 Access the refrigerant check valve by r...

Page 31: ... valve remove the screws securing the valve to the machine compartment base 4 Unplug the wire harnesses Disconnect the water lines Inverter 1 Unplug refrigerator or disconnect power 2 Access the inverter by removing screws holding machine compartment cover on back of refrigerator 3 Remove the Phillips screw securing the inverter to the compressor terminal housing 4 Position the main cabinet wiring...

Page 32: ...5 Pull the inverter far enough away from the compressor to disconnect the green chassis ground wire and the compressor terminal block Compressor 6 Access the compressor terminal block as shown in below figure to make resistance checks The compressor is part of the sealed system A A Compressor terminal ...

Page 33: ...g a flat blade screwdriver Pull out bottom of fascia to disengage upper tabs NOTE If your ice box assembly has a revised ice box fascia with heater you will need to disconnect the fascia heater wiring harness Water Filter 6 Locate water filter door twist water filter counter clockwise to remove WARNING Electrical Shock Hazard Disconnect power before servicing Failure to do so can result in death o...

Page 34: ...m to place your hand between the two 9 Working from left to right slide your hand between the water reservoir cover and refrigerator compartment liner to disengage the snaps 10 Disengage rear left snap 11 To remove the water reservoir cover slide it forward and disconnect LED lighting connector LED Light Modules 12 To remove LED light modules from water reservoir cover lift out NOTE To remove LED ...

Page 35: ...ispenser and ice maker fill tubes 16 Drop the front of the housing and disengage the 3 rear tabs from the three slots in the top of the refrigerator cabinet 17 Disconnect 1 4 6 4 mm reservoir water tube from dual water valve and cut the five nylon wire ties to remove reservoir NOTE Reservoir wire ties do not need to be removed to access remaining water reservoir and valve assembly components 18 Li...

Page 36: ...ch through disconnect wires Temperature Controlled DELI Drawer 1 Unplug refrigerator or disconnect power 2 Open both refrigerator compartment doors 3 Remove all items on the bottom shelves DELI Drawer User Interface 4 To remove drawer interface insert a screwdriver and push tabs Disconnect wiring harness and separate the deli user interface control board DELI Drawer Door 5 Push on the tab and lift...

Page 37: ...pull the harness connection to remove Crisper Base 1 Complete Refrigerator Compartment Components instructions steps 1 10 and Temperature Controlled DELI Drawer instructions steps 1 6 2 Remove the foam piece on the front which pops up 3 Lift the crisper base out 4 At the front left side remove the harness cover using a flat blade screwdriver How top Remove Center crisper to access the refrigerator...

Page 38: ...g 6 Release the crisper base locks on the left and right side using flat blade screwdriver 7 Remove the screws under the crisper base 8 Lift up the crisper base to remove Vertical Mullion 9 Carefully pry at sides to pop out the vertical mullion and unhook 10 Remove 1 4 6 4 mm small vertical mullion and screw at the top 11 Remove doors and lower hinges ...

Page 39: ...ompartment Components Continued Secondary Mullion 12 Depress tabs to remove right side and left side harness cover Disconnect harness 13 Release the tabs under the mullion at the both end 14 15 Slide out the secondary mullion slightly 16 Remove the secondary mullion out using both hands ...

Page 40: ...ls on the divider remove the two screws holding the divider NOTE When removing rails on either sides of divider there is a screw that goes into the rail on other side to help hold it Remove this screw also 19 Remove rear support by sliding the rail to the left and pulling the right side out and forward 20 Remove side rail assemblies on both sides by lifting up and pulling forward A A Center Divide...

Page 41: ... steps 1 6 2 Remove any remaining items and shelves in Refrigerator Compartment 3 Release 6 locking tabs there are two tabs at 3 locations along the center shelf rail 4 Drop down the air tower and remove RC Evaporator and Component Access 5 Remove two 1 4 6 4 mm hex head screws to remove RC evaporator cover to access RC evaporator and evaporator components A B D C A Deli air damper B RC evaporator...

Page 42: ...mper RC Evaporator Fan Motor 7 Disconnect wire harness 8 Separate the fan motor from the housing There are four rubber isolators that secure the motor to the housing Remove the fan motor RC Evaporator Thermistor 9 Grasp the top and bottom of the thermistor housing and depress while you pull out on the housing The evaporator thermistor is part of the RC wiring harness ...

Page 43: ...mistor 10 RC defrost thermistor clips on the evaporator coil and senses the coil temperature The defrost thermistor is part of the RC wiring harness To replace order the wiring harness Door Switch 1 To remove the door switch from the cabinet wall protect the liner while using a putty knife to pry it out Disconnect harness connectors ...

Page 44: ...he two 1 4 6 4 mm screws on top inside of freezer drawer front one on the left hand side and one on the right hand side 3 Lift up on the drawer front to release the plastic studs from the drawer glide bracket slots 4 Pull out lower basket as far as possible to access basket stops 5 Insert a stiff blade putty knife behind the rail past the basket stop and force the rail inward while inserting a sma...

Page 45: ...d 6 With a basket stop removed pull out both baskets Lift out the upper basket Push the lower basket toward the rear slightly to disengage the hooks and lift out 7 Remove rail slides by pressing in tabs 8 Remove screw s and pull rail forward off of slots to remove complete rail 9 Remove rails by releasing tabs ...

Page 46: ... 1 4 6 4 mm screws to remove FC evaporator cover to access FC evaporator and evaporator components 5 Remove two screws to remove the fan assembly When installing fan make sure foam gaskets are in place 6 Remove noise mastic tape to access bimetal before installing Unclip the bimetal from the suction line Door Switch 1 To remove the door switch from the cabinet wall protect the liner while using a ...

Page 47: ...cabinet Ice Maker Fill Tube 6 Remove foil fill tube heater from the ice maker fill tube on the ice box Remove all wires from channel on ice box assembly NOTE Some models have a ice box fascia with fascia heater wired through the foil fill tube heater you may need to remove the fascia heater wires and grommet from the ice box cover 7 Use a straight blade screw driver to remove five 1 4 6 4 mm screw...

Page 48: ... Dispenser Components Continued 9 Remove ice maker fill tube by pushing into ice box cover and pulling through hole Ice Maker and Fan Motor 10 Remove foam block 11 Lift out ice maker and disconnect the wire harness 12 Lift out the fan motor and disconnect the wire harness A A Lip B C A ...

Page 49: ... on underside of UI in these 3 locations 2 Pull out and lower UI then disconnect board from wire harness connectors to remove 3 To remove ice door assembly first remove two screws securing assembly to refrigerator door 4 Disconnect dispenser hose by removing hose from locater channel and then by locating and depressing the tab to release 5 Pull out the assembly to service A A Screws B A A Tab B Lo...

Page 50: ...COMPONENT ACCESS 4 22 n Multi Door Freestanding Refrigerator Notes ...

Page 51: ...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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