Viking RDDFF236 Service Manual
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Viking RDDFF236 Service Manual

Freestanding french door bottom-mount refrigerator
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See also: Installation Manual , Manual
Service
Manual
This manual is to be used by qualified appliance technicians only.
Viking does not assume any responsibility for property damage
or personal injury for improper service procedures done by an
unqualified person.
Freestanding

French Door

Bottom-Mount
Refrigerator
Preferred Service
This Base Manual covers general and
specific information including, but not
limited to the following models:
RDDFF236
SMR-0023
June, 2012

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Summary of Contents for Viking RDDFF236

  • Page 1: French Door

    Service Preferred Service Manual This manual is to be used by qualified appliance technicians only. Viking does not assume any responsibility for property damage or personal injury for improper service procedures done by an unqualified person. Freestanding French Door This Base Manual covers general and Bottom-Mount specific information including, but not...

  • Page 2: Table Of Contents

    Board ................24 Parts Location–Secondary Control Board ...... 25 Component Testing ............26 Component Testing–Control Board ........ 26 Main Control Board Wiring Connections ......27 Secondary Control Board Wiring Connections ....28 Parts Location–Refrigerator..........29 © 2012 Viking Preferred Service...

  • Page 3: Important Information

    “DANGER”, “WARNING” or “CAUTION”. These words mean: CAUTION DANGER VIKING will not be responsible for any injury or Immediate hazards which WILL result in severe property damage from improper service personal injury or death. procedures. If performing service on your own...

  • Page 4: Warnings

    Failure to follow these instructions can result in wall receptacle. DO NOT use an extension cord. death, fire, or electrical shock. WARNING BURN HAZARD DO NOT touch condenser coils near defrost pan. Doing so can result in burns. © 2012 Viking Preferred Service...

  • Page 5: Model - Serial Number Matrix

    REFRIGERATOR ASSEMBLED IN USA 1665 TYPE BMA22CF 5.00 oz R134a RDFF236SS000 142 g de R134a MOD# 115VAC/60Hz 7.10 A K15111363 SER# CODE ENERGY VERIFIED PERFORMANCE EEV109900 MINIMUM INSTALLATION CLEARANCE TOP-1/4 INCH ESPACE DE DEGAGEMENT REQUIS-1/4 © 2012 Viking Preferred Service...

  • Page 6: Operation

    If the temperature is too warm or too cold in the before the refrigerator has cooled completely, your refrigerator or freezer, first check the air vents food may spoil. to be sure they are not blocked before adjusting the controls. © 2012 Viking Preferred Service...

  • Page 7: Operation

    Press Humidity Control again to System.” turn OFF and save energy when the environment is less humid. • Press and hold the Filter Reset touch pad for 3 seconds, until the Order or Replace light turns off. © 2012 Viking Preferred Service...

  • Page 8: Operation

    Your ice maker has an automatic shutoff. drawer can be used for large party trays, deli items, The ice maker sensors will automatically stop ice beverages or miscellaneous items. production, but the control will remain in the ON position. © 2012 Viking Preferred Service...

  • Page 9: Operation

    Replacing the Water Filter Replacement water filters are available through your IMpoRTanT: Because air circulates between local Viking Range Dealer. You may also order filters both sections, any odors formed in one section will by calling 1-888-845-4641 or online at transfer to the other.

  • Page 10: Operation

    Use a vacuum cleaner with a soft brush to clean the grille, the open areas behind the grille and the front surface area of the condenser. • Replace the base grille when finished. 5. Plug in refrigerator or reconnect power. © 2012 Viking Preferred Service...

  • Page 11: Entering Programming Mode

    These three numbers are the current programming code for this unit. The example below shows code 010. 0 1 0. Press note: There is a decimal to the right of the last number. This will be explained later. © 2012 Viking Preferred Service...
  • Page 12 “+” (UP) or “–” (down) keypads, change the second digit. Repeat this process for the third digit. Press 02.2 Press either button to scroll through the numbers until the proper number is in the display © 2012 Viking Preferred Service...
  • Page 13 Mode is exited by pressing any key. If the new code is incorrect, this process should be repeated. note: The Programming Mode can be exited at any time by pressing “DOOR ALARM” key for three seconds or will exit if unattended for four minutes. © 2012 Viking Preferred Service...

  • Page 14: Defrost Operation

    Press and Hold 3. While still holding the refrigerator temperature “–” (down) keypad, release the door alarm keypad and wait three seconds. Release Hold 4. When entered successfully, Fd will be displayed in freezer display. © 2012 Viking Preferred Service...
  • Page 15 5. Press the refrigerator temperature “–” (down) keypad again. Sh appears in right display. Press 6. Press refrigerator temperature “–” (down) keypad again to force defrost . Press 7. Fd and Sh will flash in display indicating unit is in defrost. © 2012 Viking Preferred Service...

  • Page 16: Entering Service Test Mode

    5. Entry is confirmed by pressing the refrigerator temperature “+” (up) keypad. Freezer temperature screen will display 101. Refrigerator screen will display OFF. Press 1 0 1 O F F 7. To exit Service Test Mode, open and close refrigerator door(s) or hold door alarm for 3 seconds. © 2012 Viking Preferred Service...

  • Page 17: Service Tests

    Press either button to toggle Press either button to cycle through test cycles freezer fan OFF, High or Low speed note: Display will show 11.0-14.0 volts for HIGH and 7.75-8.25 volts for LOW. When off 0.0 will be displayed. © 2012 Viking Preferred Service...

  • Page 18: Damper Operation

    This test will check the temperature from the freezer thermistor. You will see the actual temperature, OP for open thermistor, or SH for shorted thermistor. 1 4 2 Press either button to toggle Actual temperature in freezer through test cycles compartment, OP or SH © 2012 Viking Preferred Service...

  • Page 19: Machine Compartment Thermistor

    153 Disable Internal light This test will enable or disable the internal lights. 1 5 3 Press either button to toggle Press either button to through test cycles to turn internal lights ON or OFF © 2012 Viking Preferred Service...

  • Page 20: Water Dispenser

    Display shows a numeric or letter display indicating the last key pressed. 1 8 3 Press either button to toggle through test cycles note: Refrigerator + (up) and – (down) keypads have no effect when pressed and freezer temperature keypads remain operational. © 2012 Viking Preferred Service...

  • Page 21: Ice Maker Water Valve

    (OFF) to show temperature set points only (ON). O F F 2 0 3 Press either button to toggle Press either button to show acutal through test cycles temperature (OFF) or temperature set points (ON) © 2012 Viking Preferred Service...

  • Page 22: Fresh Food Temperature Offsets

    Press the refrigerator temperature “+” up keypad to toggle reset to factory default settings dEF. 2 2 1 Press either button to toggle Press either button to reset through test cycles to factory default (dEF) © 2012 Viking Preferred Service...

  • Page 23: Water Filter Usage

    242 Software Revision Display Board The display shows the software revision of the display board. 2 4 2 Press either button to toggle through test cycles note: Test Mode 301 and above are reserved for engineering use only. © 2012 Viking Preferred Service...

  • Page 24: Service Diagnostics And Procedures

    Service Diagnostics and procedures parts location–upper Control Board and Main Control Board (J2) (J1) Connector Connector (P10) Connector (P8) Connector (P1) Connector (P4) Connector (P3) Connector (P7) Connector (P5) Connector (P6) Connector © 2012 Viking Preferred Service...

  • Page 25: Parts Location-Secondary Control Board

    Service Diagnostics and procedures parts location–Secondary Control Board (P1) Connector (P2) Connector © 2012 Viking Preferred Service...

  • Page 26: Component Testing

    +14 VDC Display PC Board P10-1 (Red/Black) – P10-2 (Black/Green) 5.6K Ω Wide Display PC Board P8-2 (Yellow/Black) – P8-3 (Black/Green) – Dig Ground PC Board P8-3 (Black/Green) – Compound Ground and Base Pan Ground Green/Yellow – © 2012 Viking Preferred Service...

  • Page 27: Main Control Board Wiring Connections

    Freezer Thermister White/Yellow P6-6 Fresh Food Thermister White/Blue P5-6 Defrost Heater Orange P6-3 Dispenser Yellow P5-2 Damper NO Blue/Red P6-1 Thermister Ground White/Orange P5-4 Ice Maker Valve P5-1 FC Lite Red/Orange P5-2 RC Lite Red/White © 2012 Viking Preferred Service...

  • Page 28: Secondary Control Board Wiring Connections

    Service Diagnostics and procedures Secondary Control Board Wiring Connections P1-4 P1-3 P1-2 P1-1 P2-1 P2-2 number Description Wire Color P1-4 P1-3 Neutral White P2-2 Dig Ground White P1-1 P2-1 +14VDC Red/Black P2-2 Dig Ground Black/Green © 2012 Viking Preferred Service...

  • Page 29: Parts Location-Refrigerator

    Service Diagnostics and procedures parts location–Refrigerator Control Panel Light Switch Water Filter Damper Light Assembly Fresh Food Themistor Water Dispenser Water Tank Meat/Vegetable Temperature Control © 2012 Viking Preferred Service...

  • Page 30: Service Diagnostics And Procedures-Disassembly

    Screw 2. Replace light bulb. 4. Disconnect wiring. 3. Reverse procedure to reinstall cover. 5. Replace or repair as necessary. 6. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 31: Control Board

    3. Insert a screwdriver blade into the slots to release the control board housing. Ribbon Slot 6. Replace or repair as necessary. Screwdriver 7. Reverse procedure to reinstall. Blade 4. Drop down the control board housing and disconnect the wiring. © 2012 Viking Preferred Service...

  • Page 32: Refrigerator Temperature Sensor

    Sensor 4. Replace or repair as necessary. 3. Rotate right tray guide to disengage clips, then remove temperature control and right tray guide. 5. Reverse procedure to reinstall. Clip 4. Repair or replace as necessary. © 2012 Viking Preferred Service...

  • Page 33: Refrigerator Light Switch

    3. Disconnect tank and water lines. 3. Pull switch into refrigerator compartment and disconnect wiring. Water Line 4. Repair or replace switch. 4. Remove water tank. 5. Reverse procedure to reinstall. 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 34: Water Dispenser

    1. Insert a screwdriver blade and carefully remove Disconnect wiring. the top cover of the dispenser. Water Dispenser Tabs Screwdriver Wiring Blade 2. Disconnect water line from dispenser assembly. 4. Replace or repair as necessary. Water Line 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 35: Refrigerator Damper

    1. Open door(s), depress filter cover release, and lower filter cover. 3. Remove screws holding housing to rear wall and remove housing. Water Filter Screw Filter Cover 2. Remove filter by turning counterclockwise. 3. Disconnect wiring and remove damper. Wiring Harness © 2012 Viking Preferred Service...

  • Page 36: Water Flow

    Service Diagnostics and procedures–Disassembly Water Flow Filter Water Dispenser Water Tank Ice Maker Water Line Inlet Water Valve © 2012 Viking Preferred Service...

  • Page 37: Parts Location-Freezer

    Service Diagnostics and procedures–Disassembly parts location–Freezer Light Assembly Light Switch Evaporator Fan Freezer Thermistor Ice Maker Rear Panel © 2012 Viking Preferred Service...

  • Page 38: Freezer Drawer Switch

    1. Remove freezer light bulb (see Freezer Light Bulb section above). 2. Insert a screwdriver blade into light housing to disengage tabs. Wiring Harness Screwdriver Blade Light 4. Repair or replace switch. Housing 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 39: Freezer Drawer, Bins, Baskets, Glides And Glide Adapters

    Wiring Harness 2. Lift up on the front of the lower basket to remove from freezer drawer. Lower Basket 4. Replace or repair as necessary. 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 40: Freezer Drawer, Bins, Baskets, Glides And Glide Adapters

    6. Pull out upper basket. Press release clips on left and right glides. Pull the upper basket forward to remove. 4. From underneath the upper basket and ice bin, press release clips inward on left and right glide adapters. Clip Clip © 2012 Viking Preferred Service...

  • Page 41: Freezer Drawer, Bins, Baskets, Glides And Glide Adapters

    8. Remove screw from center upper drawer glide 11. Extend right upper glide. Remove securing bracket. screws to remove glide. Screw Tabs Screw Screw 9. Push bracket towards rear of freezer to disengage tabs and remove center upper bracket. © 2012 Viking Preferred Service...

  • Page 42: Ice Maker (Shown Here With Cover Off)

    As soon as the ice is loose enough to move, the ejector pushes the ice out of the mold during the second half of the first revolution. During the second revolution, the ejector pushes the ice into the bucket. © 2012 Viking Preferred Service...
  • Page 43 Wiring Harness assembly. Screw 3. Lift ice maker from bottom to clear tabs. Disconnect shutoff arm, disconnect wiring harness and remove mold from bracket. Module © 2012 Viking Preferred Service...
  • Page 44 Thermostat connection Mineral content can cause lime build up in the mold, L1 side of line wicking of water over the mold and poor Water valve connection © 2012 Viking Preferred Service...

  • Page 45: Thermal Cut Out (Tco)

    Separate from Heater 16,100 Module voltage Checks with Motor or Test light power to Ice maker Test points Component line voltage 0 volts T-Module Power ON Power OFF Power OFF Bimetal Open Closed Heater Motor Water Valve © 2012 Viking Preferred Service...

  • Page 46: Freezer Thermistor

    Glides and Glide Adapters section, pages 39-42). 5. Disconnect wiring. 2. Remove thermistor cover from evaporator cover. Evaporator Cover Wiring Thermistor Cover 3. Remove thermistor from thermistor cover. 6. Repair or replace thermistor. 7. Reverse procedure to reinstall. Thermistor © 2012 Viking Preferred Service...

  • Page 47: Evaporator Cover

    4. Remove securing screws, wiring harness and evaporator cover. Screw Wiring Harness Screw With the evaporator cover removed, the evaporator fan, the freezer thermistor, defrost heater, and defrost thermostat are accessible. 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 48: Defrost Heater

    Thermistor section, page 46). 3. Remove evaporator cover (see Evaporator Cover section, page 47). Defrost Thermostat 4. Remove securing screws. Wiring Evaporator Fan 5. Repair or replace fan. 6. Reverse procedure to reinstall. Screw Screw © 2012 Viking Preferred Service...

  • Page 49: Defrost Thermostat

    6. Release clips to remove heater. 3. Disconnect wiring and unclip thermostat. Defrost Thermostat 4. Repair or replace defrost thermostat. Clip 5. Reverse procedure to reinstall. 7. Repair or replace defrost heater. 8. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 50: Parts Location-Rear

    Service Diagnostics and procedures–Disassembly parts location–Rear Main Control Board Second Control Board Water Valve Condenser Fan Overload Relay © 2012 Viking Preferred Service...

  • Page 51: Main And Secondary Control Boards

    3. Disconnect wiring. Press tab to release main or 1. Remove securing screws and outer control secondary control board. board cover. Screw 2. Lift off the clear control board cover. Clear Cover 4. Repair or replace control boards. 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 52: Overload Relay

    3. Remove metal clip, disconnect wiring and remove relay from bracket. Overload Relay 3. Repair or replace condenser fan. 4. Reverse procedure to reinstall. Bracket 4. Repair or replace overload relay. 5. Reverse procedure to reinstall. © 2012 Viking Preferred Service...

  • Page 53: Water Valve

    Connector 2. Remove water valve retaining screw and slide dual tube sweep out of back cover. 3. Repair or replace water valve. Dual Tube Sweep Screw 4. Reverse procedure to reinstall. 3. Disconnect water lines. © 2012 Viking Preferred Service...

  • Page 54: Troubleshooting Guide

    Look for obstruction in valve Verify valve operation Clogged water valve Water valve Replace water valve Insufficient water to ice Restriction in supply line Remove restriction maker (with correct fill Water Valve Repair or replace water valve time) © 2012 Viking Preferred Service...
  • Page 55 Verify closure, replace if needed Dirty condenser Clean condenser coil Condenser fan Verify operation and no obstructions Control board Verify operation Defrost heater Verify operation Thermistor Verify operation Freezer too cold No continuity Determine discontinuity by tracing power © 2012 Viking Preferred Service...
  • Page 56 Replace ice maker working Won’t cycle test with power Ice maker Refer to ice maker test procedures (page 51) available Won’t eject ice with power Ice maker Refer to ice maker test procedures (page 51) available © 2012 Viking Preferred Service...

  • Page 57: Wiring And Schematics

    Wiring and Schematics Full Schematic © 2012 Viking Preferred Service...

  • Page 58: Wiring Diagram

    Wiring and Schematics Wiring Diagram © 2012 Viking Preferred Service...

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