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KitchenAid KSSC36FKB00 Technical Education

2001 k model built-in side-by-side refrigerator with variable capacity compressor
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TECHNICAL EDUCATION
2001 K MODEL
BUILT-IN SIDE-BY-SIDE
REFRIGERATOR WITH VARIABLE
CAPACITY COMPRESSOR
MODELS:
KSSC36FKB00
KSSC36FKS00
KSSC36QKS00
KSSC42FKB00
KSSC42FKS00
KSSC42QKS00
KSSC48FKB00
KSSC48FKS00
KSSC48QKS00
KSSP36QKS00
KSSP42QKS00
KSSP48QKS00
KSSS36FKB00
KSSS36FKT00
KSSS36FKW00
KSSS36FKX00
KSSS36QKB00
KSSS36QKT00
KSSS36QKW00
KSSS36QKX00
JOB AID 4317326A
KAR-11
KSSS42FKB00
KSSS42FKT00
KSSS42FKW00
KSSS42FKX00
KSSS42QKB00
KSSS42QKT00
KSSS42QKW00
KSSS42QKX00
KSSS48FKB00
KSSS48FKT00
KSSS48FKW00
KSSS48FKX00
KSSS48QKB00
KSSS48QKT00
KSSS48QKW00
KSSS48QKX00

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  Summary of Contents for KitchenAid KSSC36FKB00

  • Page 1 KAR-11 TECHNICAL EDUCATION MODELS: KSSC36FKB00 KSSS42FKB00 KSSC36FKS00 KSSS42FKT00 KSSC36QKS00 KSSS42FKW00 KSSC42FKB00 KSSS42FKX00 KSSC42FKS00 KSSS42QKB00 KSSC42QKS00 KSSS42QKT00 KSSC48FKB00 KSSS42QKW00 KSSC48FKS00 KSSS42QKX00 KSSC48QKS00 KSSS48FKB00 KSSP36QKS00 KSSS48FKT00 KSSP42QKS00 KSSS48FKW00 KSSP48QKS00 KSSS48FKX00 KSSS36FKB00 KSSS48QKB00 KSSS36FKT00 KSSS48QKT00 KSSS36FKW00 KSSS48QKW00 KSSS36FKX00 KSSS48QKX00 KSSS36QKB00 KSSS36QKT00 KSSS36QKW00 KSSS36QKX00...
  • Page 2 FORWARD This KitchenAid Job Aid, 2001 K Model Built-In Side-By-Side Refrigerator With Variable Capacity Compressor (Part No. 4317326A), provides the technician with information on the installation and service of the Built-In Side-By-Side Refrigerator. It is to be used as a training Job Aid and Service Manual.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS Page GENERAL ..........................1-1 Safety First ......................... 1-1 Electrical Power Supply & Grounding Requirements ........... 1-1 Anti-Tip Requirements ....................1-2 Electrostatic Discharge (ESD) Sensitive Electronics ............ 1-2 Model & Serial Number Designations ................1-3 Model & Serial Number Label And Tech Sheet Locations..........1-4 Specifications ........................
  • Page 4 Page DIAGNOSIS & TROUBLESHOOTING ................... 6-1 Diagnosis ........................... 6-1 Pre-Diagnostics Checks ....................6-1 Diagnostics Mode ......................6-1 Water Filter Input (WFI) Test ..................6-2 Troubleshooting Chart ....................... 6-3 WIRING DIAGRAMS & STRIP CIRCUITS ................7-1 Wiring Diagram—Bottom Mount ..................7-1 Wiring Diagram—Side-By-Side Models ................
  • Page 5: General

    GENERAL SAFETY FIRST Your safety and the safety of others is very important. We have provided many important safety messages in this Job Aid and on the appliance. Always read and obey all safety messages. This is the safety alert symbol. This symbol alerts you to hazards that can kill or hurt you and others.
  • Page 6: Anti-Tip Requirements

    ELECTROSTATIC DISCHARGE (ESD) SENSITIVE ELECTRONICS ESD problems are present everywhere. ESD may damage or weaken the electronic control assembly. The new control assembly may ap- pear to work well after repair is finished, but failure may occur at a later date due to ESD Electrical Shock Hazard stress.
  • Page 7: Model & Serial Number Designations

    MODEL & SERIAL NUMBER DESIGNATIONS MODEL NUMBER MODEL NUMBER K S S S 4 2 Q K X PRODUCT GROUP K = KitchenAid Brand PRODUCT IDENTIFICATION BR = Bottom Mount Right Hand Hinge BL = Bottom Mount Left Hand Hinge SS = Side-By-Side Built-In...
  • Page 8: Model & Serial Number Label And Tech Sheet Locations

    MODEL & SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS The Model/Serial Number Label and Tech Sheet locations are shown below. Model & Serial Number Location (Freezer Compartment) Tech Sheet Location (On Unit Compartment Cover)
  • Page 9: Specifications

    SPECIFICATIONS Model Number KSSC36FKB KSSC36FKS KSSC36QKS Black Architect Series - Non-Disp. Architect Series - Non-Dispenser with Stainless Steel Architect Series - Model Description with water filter water filter Disp. - with water filter Size-Configuration 36" 36" 36" Refrigerator Volume (Cu Ft) Freezer Volume (Cu Ft) Crated Weight (lbs) Refrigerant...
  • Page 10 Full Liner And Sealed System Warranty (Months) Sealed System Warranty (Months) Model Number KSSS36QKW KSSS36QKX KSSS42FKB KitchenAid White Dispenser KitchenAid Black Dispenser Black Trim - Non-Dispenser with water Model Description with Water Filter with Water Filter filter- Custom Panels Required Size-Configuration 36"...
  • Page 11 Sealed System Warranty (Months) Model Number KSSS48QKT KSSS48QKW KSSS48QKX KitchenAid Biscuit Dispenser KitchenAid White Dispenser KitchenAid Water Filter Black Dispenser- Model Description with Water Filter Water with Filter Brushed Aluminum Trim- Size-Configuration 48" Side by Side 48" Side by Side 48"...
  • Page 12: Refrigerator Warranty

    KitchenAid will pay for factory specified replacement parts and repair labor costs to correct defects in materials or workmanship. Replacement parts and labor costs to correct defects in light bulbs, one year. Service must be provided by a KitchenAid designated service company.
  • Page 13: Installation Information

    INSTALLATION INFORMATION PRODUCT DIMENSIONS Front View Side View " (64 cm) " (60 cm) " 24" (211 cm) (61 cm) " (211 cm)* (see chart following) Width of Refrigerator " (9 cm)* Model Width A (as shown above) 36" (91 cm) 36-1/4"...
  • Page 14 Openings The water shutoff should be located in the base cabinet on either side of the refrigerator. The The built-in refrigerator can be installed into a right side is recommended. The access hole recessed opening in the cabinets, or at the end through the right cabinet must be within 1/2″...
  • Page 15: Water Supply Requirements

    WATER SUPPLY REQUIREMENTS • Locate the boards so the bottom surface of the boards are 84″ (213 cm) from the floor. IMPORTANT: • During installation, raise the refrigerator up • If you turn the refrigerator on before the so there is 1/4″ (6.4 mm) maximum between water line is connected, turn the ice maker the top of the refrigerator and the bottom of off.
  • Page 16: Leveling The Refrigerator

    LOWERING THE LEVELING LEGS Use the leveling bolts to adjust the leveling legs until the refrigerator is level from left All four leveling legs must contact the floor to to right. support and stabilize the full weight of the refrigerator. Rollers are for moving the refrig- erator, and not for permanent support.
  • Page 17 Loosen the four 3/8″ hex-head screws on Use an allen wrench and remove the door top of both door hinges. stop screw and locking plate from the bottom door hinge. Use an open-end wrench and turn the 1. Mounting screws bushing, located under the bottom of the hinge, to the left to raise the door, or to the Adjust the hinges so that the door gap is...
  • Page 18 Door Swing Adjustment Move the door to the desired open posi- tion, and then reinstall the door stop screw Open the refrigerator and freezer doors at one of the three holes that is closest to and make sure that they open freely. If a the desired position.
  • Page 19: Theory Of Operation

    The electronic control monitors the water valve OVERVIEW for total elapsed time and gallons of water The KitchenAid Built-In Refrigerator Constant used. The number displayed on the Water Flow Temperature Management System uses Filter Indicator (WFI) is the percentage of filter two thermistors to monitor temperature changes usage remaining.
  • Page 20 TEMPERATURE CONTROL Freezer Temperature Control — Temperature Decreasing The electronic control checks the resistance of When the freezer temperature begins to de- the thermistors, and compares it to both the crease, the process will reverse. The compres- customer temperature settings and the last sor speed decreases, followed by the evapo- thermistor reading taken.
  • Page 21 COMPRESSOR COMPRESSOR PROTECTION The main control board supplies a 5 vdc, peak- To protect the compressor and maintain effi- to-peak square wave, at 54 to 150 Hz, to the ciency, minimum compressor off time is pro- inverter board. A standard VOM will read ap- grammed into the control.
  • Page 22 The refrigerator temperature determines the POWER INTERRUPTION opening of the air door. When the refrigerator After a power interruption, the following events requires cooling, if the evaporator fan motor is will occur: already running for the freezer, the air door •...
  • Page 23 Freezer Thermistor MAX COOL MODE If the control senses an open or a shorted ther- Max Cool changes the refrigerator tempera- mistor, the compressor and the evaporator fan ture setting to 32°F (0°C) and the freezer to motor will begin to operate on a timed on and –10°F (–23°C) for 24 hours.
  • Page 24 In the Holiday Mode the following occurs: freezer temperature exceeds 15°F (–9°C) for over 1-1/2 hours. The appropriate temperature • Temperature selections remain at the cur- display flashes to show the user which com- rent setting, but are not displayed. partment is effected.
  • Page 25 AIR CIRCULATION It is important not to block any of the vents with food items. If the vents are blocked, airflow will In order to ensure the proper refrigerator and be restricted, and the temperature manage- freezer compartment temperatures, air must ment system will not function properly.
  • Page 26 SEALED SYSTEM SCHEMATIC EVAPORATOR CONDENSATE PAN HEAT LOOP MULLION HEAT LOOP FILTER-DRIER CAPILLARY TUBE HEAT EXCHANGER SUCTION LINE DISCHARGE CONDENSER COMPRESSOR...
  • Page 27: Component Access

    COMPONENT ACCESS This section instructs you on how to service each component inside the refrigerator/freezer. The components and their locations are shown below. COMPONENT LOCATIONS Condenser Fan Motor Main Control Compressor Filter/Drier Board Assembly Inverter Assembly Refrigerator Door Freezer Door Switch Switch Power Switch...
  • Page 28: Removing The Unit Compartment Cover

    REMOVING THE UNIT COMPARTMENT COVER Remove the two hex-head screws from the air diverter and remove the diverter. Remove the nine hex-head screws from the unit compartment front cover, and pull the cover forward out of the way. Unit Compartment Front Cover Electrical Shock Hazard Disconnect power before servicing.
  • Page 29 METHOD A METHOD B Pull the refrigerator out of its mounting Remove the left and right hex-head screws location so you can access the rear of the (one on each side) from the front corners unit. of the unit compartment cover (see the top left photo).
  • Page 30: Removing A Door Switch, The Power Switch, The Inverter Assembly, And The Main Control Board Assembly

    REMOVING A DOOR SWITCH, THE POWER SWITCH, THE INVERTER ASSEMBLY, AND THE MAIN CONTROL BOARD ASSEMBLY b) Remove the two hex-head screws from the door switch cover and remove the cover. Door Switch Cover Screw (1 of 2) Electrical Shock Hazard Disconnect power before servicing.
  • Page 31 To remove a door switch (Revised De- b) Remove the four wire connectors from sign): the power switch terminals. c) Press in on the locking arms and push a) Remove the two hex-head screws from the switch out of the cover opening. the door switch cover and remove the cover.
  • Page 32 d) Pull the inverter assembly forward so it f) Remove the compressor terminal cover. is free of the retaining bracket, rotate To remove the cover, insert a flat-bladed the box so you can access the rear screwdriver into the top slot, push down mounting screw, and remove the screw.
  • Page 33 c) Remove the wire connectors from the main control board assembly. Wire Connectors Electrical Shock Hazard Connect green ground wire to ground screw. Failure to do so can result in death or electrical shock. REASSEMBLY NOTE: Be sure to reconnect the green ground wires;...
  • Page 34: Removing The Condenser Fan Motor

    REMOVING THE CONDENSER FAN MOTOR Wire Electrical Shock Hazard Connector Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or Fan Motor Bracket Screws electrical shock. Lay the condenser fan motor on a work surface with the fan blade facing up.
  • Page 35: Removing The Compressor And Filter/Drier

    REMOVING THE COMPRESSOR AND FILTER/DRIER Loosen the strain relief screw from the compressor terminal cover and remove the wire. Ground Wire & 3-Pin Lead Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock.
  • Page 36: Removing The Bimetal, The Evaporator Fan Motor, The Defrost Heater, And The Evaporator

    REMOVING THE BIMETAL, THE EVAPORATOR FAN MOTOR, THE DEFROST HEATER, AND THE EVAPORATOR Lift and unhook the two evaporator cover tabs, then lower the cover until the top edge clears the air duct, and slide the cover up and out of the freezer. Electrical Shock Hazard Disconnect power before servicing.
  • Page 37 To remove the evaporator fan motor: To remove the defrost heater: a) Pull the fan blade off the motor shaft. a) Remove the two hex-head screws from the evaporator fan motor shroud. b) Unclip the motor. b) Lift the evaporator fan motor shroud c) Disconnect the wire connector from the and disconnect the evaporator fan motor terminals.
  • Page 38 f) Remove the hex-head screws from the i) Bend the two hangers at the bottom of right evaporator cover mounting bracket the evaporator. and remove the bracket. Be careful not to drop the screws down the drain hole at the bottom of the liner. Cover the hole with a cloth.
  • Page 39 10. To remove the evaporator: REASSEMBLY NOTES: a) Remove the defrost heater from the The evaporator fan motor shroud has a evaporator (see pages 4-11 & 4-12). foam insert on each side. Note the position of these inserts in the photo and reinstall b) Access the sealed system and dis- them correctly, as shown.
  • Page 40: Removing The Touch/Display Board & The Motorized Air Door

    REMOVING THE TOUCH/DISPLAY BOARD & THE MOTORIZED AIR DOOR b) Disconnect the two wire connectors from the touch control assembly and remove the assembly from the refrig- erator. Wire Connectors Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock.
  • Page 41 To remove the motorized air door: c) Disconnect the wire connector from the motorized air door and remove it. RE- a) Remove the hex-head screws from the ASSEMBLY NOTE: Be sure to position motorized air door cover and remove the motorized air door with the motor the cover.
  • Page 42: Removing The Ice Maker And The Auger Motor & Crush/Cube Solenoid

    REMOVING THE ICE MAKER AND THE AUGER MOTOR & CRUSH/CUBE SOLENOID To remove the ice maker: a) Remove the bottom screw from the ice maker bracket. Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock.
  • Page 43 To remove the auger motor or crush/ d) To remove the auger, unscrew the drive cube solenoid: coupler (left-hand threads) and remove it from the motor shaft. a) Remove the light shield and the bulb e) Remove the three auger motor hex- from the socket.
  • Page 44: Removing A Thermistor

    REMOVING A THERMISTOR Remove the hex-head screw from the thermistor cover. Pull the cover forward at the screw end, and unhook the tab from the slot at the other end of the thermistor cover. Screw Electrical Shock Hazard Disconnect power before servicing. Refrigerator / Freezer Replace all panels before operating.
  • Page 45: Removing A Light Socket

    REMOVING A LIGHT SOCKET Remove the light shield. Remove the bulb from the socket. Grasp the light socket by the rounded portion and pull out on the narrow end, while pressing the locking arm (see the photo below) with a screwdriver blade. Pull out on the socket until it disengages Electrical Shock Hazard from the opening.
  • Page 46: Removing The Water Reservoir

    REMOVING THE WATER RESERVOIR Use the leveling screws and lower the refrigerator onto the four rollers. Leveling Screws Rear Front Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock.
  • Page 47 Unhook the front edge of the drip pan and Reach under the front of the refrigerator pull it out the front of the refrigerator. and remove the water reservoir outlet tub- ing nut from the water valve and remove Unhook Front the nut from the end of the tubing.
  • Page 48: Removing The Water Valve

    REMOVING THE WATER VALVE Disconnect the 1/2″ nut from the water valve inlet. Remove the two hex-head mounting screws from the water valve mounting bracket. Water Valve Bracket Screws Water Valve Electrical Shock Hazard Inlet Tubing Disconnect power before servicing. Replace all panels before operating.
  • Page 49: Removing The Water & Ice Dispenser

    REMOVING THE WATER & ICE DISPENSER c) Bow the front panel out at the center and remove it from the top and bottom channels of the water & ice dispenser. Top Channel Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock.
  • Page 50 c) Repeat the previous step for the other c) Disconnect the three wire connectors corner of the front panel. and remove the subpanel. d) Pull the bottom of the front panel out 2 Wire Connectors and then down to remove it from the dispenser.
  • Page 51: Removing A Door Gasket

    REMOVING A DOOR GASKET Starting at the top of the door, install the new door gasket by sliding the lip of the gasket under the metal retaining strip. Tighten the top of the metal retaining strip just enough to hold the gasket in place. Starting at the center of the gasket on the right side, work toward the top of the door, Electrical Shock Hazard...
  • Page 52: Removing The Freezer Or Refrigerator Door

    REMOVING THE FREEZER OR REFRIGERATOR DOOR b) Use the leveling screws and lower the refrigerator onto the four rollers. Leveling Screws Rear Front Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock.
  • Page 53 d) Disconnect the water & ice dispenser g) Disconnect the water reservoir tubing electrical harness connector at the back nut at the union and remove the nut of the refrigerator. from the end of the tubing. Water Reservoir Union Nut Water &...
  • Page 54 Remove the door switch & bracket for the NOTE: The door spring will remain under slight refrigerator or freezer door (see page 4-4 tension when the door is closed. for the procedure). Use a pair of pliers and lift the end of the With the door closed, remove the hex- linkage off the square post.
  • Page 55: Component Testing

    COMPONENT TESTING • Check all connections before replacing com- Before testing any of the components, perform ponents, looking for broken or loose wires, the following checks: failed terminals, or wires not pressed into • The most common cause for control failure is connectors far enough.
  • Page 56: Evaporator Fan Motor

    Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock. CONDENSER FAN MOTOR EVAPORATOR FAN MOTOR 1 2 3 4 Refer to page 4-10 for the procedure for servic- 1 2 3 4 ing the evaporator fan motor.
  • Page 57: Compressor & Inverter

    Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock. COMPRESSOR & INVERTER Pins Refer to pages 4-4 and 4-9 for the procedures • If the 3 to 6 volts DC is present at the for servicing the inverter and compressor.
  • Page 58: Motorized Air Door

    Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock. DEFROST HEATER & BIMETAL MOTORIZED AIR DOOR Refer to page 4-14 for the procedure for servic- Refer to page 4-10 for the procedure for servic- ing the motorized air door.
  • Page 59: Main Control Board

    Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock. MAIN CONTROL BOARD Refer to page 4-4 for the procedure for servicing the main control board. NOTE: See the chart for the main control board test specifications. OUTPUT THERMISTORS PLUG...
  • Page 60: Crush/Cube Solenoid

    Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock. ICE MAKER AUGER MOTOR CRUSH/CUBE SOLENOID Refer to page 4-16 for the procedure for servic- Refer to page 4-16 for the procedure for servic- ing the crush/cube solenoid.
  • Page 61: Water Valve Solenoid

    Electrical Shock Hazard Disconnect power before servicing. Replace all panels before operating. Failure to do so can result in death or electrical shock. DOOR SWITCH WATER VALVE SOLENOID Refer to page 4-22 for the procedure for servic- ing the water valve. Unplug the refrigerator or disconnect the power.
  • Page 62 — NOTES —...
  • Page 63: Diagnosis & Troubleshooting

    DIAGNOSIS & TROUBLESHOOTING DIAGNOSIS Warmer Warmer FREEZER REFRIGERATOR WATER FILTER Power °C RESET SELECT On/Off PERCENT LEFT Colder Colder Both the Power On/Off and the Water Filter PRE-DIAGNOSTICS CHECKS Reset keys must be functional. The refrigera- • Confirm the refrigerator and freezer tem- tor display shows the step number.
  • Page 64: Water Filter Input (Wfi) Test

    DIAGNOSTICS CHART Step Component Tested Result* Comment Thermistor is within normal range. FreezerThermistor Thermistor is open or less than –20°F. Thermistor is shorted or greater than 115°F. Thermistor is within normal range. Refrigerator Thermistor Thermistor is open or less than 10°F. Thermistor is shorted or greater than 115°F.
  • Page 65: Troubleshooting Chart

    TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE TEST PROCEDURE-ACTION No DC control voltage from main See "Component Testing" section for main PCB test procedure. PCB to the inverter board. Condenser fan runs Control voltage wires loose or Check connections and repair as needed. but the compressor reversed.
  • Page 66 — NOTES —...
  • Page 67: Wiring Diagrams & Strip Circuits

    WIRING DIAGRAMS & STRIP CIRCUITS WIRING DIAGRAM—BOTTOM MOUNT...
  • Page 68: Wiring Diagram-Side-By-Side Models

    WIRING DIAGRAM—SIDE-BY-SIDE MODELS OPTIONAL - DISPENSER MODELS ONLY...
  • Page 69: Strip Circuits

    STRIP CIRCUITS COOLING CIRCUITS COMPRESSOR COMPRESSOR INVERTER BOARD POWER POWER ON/OFF ON/OFF RD/WH P7-8 P7-3 P5-3 ELECTRONIC P5-2 CONTROL BOARD THERMISTOR CONDENSER FAN MOTOR CONDENSER POWER POWER FAN MOTOR ON/OFF ON/OFF ELECTRONIC P5-2 P6-1 WH/RD CONTROL BOARD...
  • Page 70: Defrost Cycle

    EVAPORATOR FAN MOTOR POWER POWER ON/OFF ON/OFF P5-2 P5-3 ELECTRONIC CONTROL BOARD P7-9 P7-10 P7-4 P7-5 WH/VT YL/BK YL/BU YL/RD EVAPORATOR FAN MOTOR DEFROST CYCLE DEFROST HEATER POWER POWER BIMETAL ON/OFF DEFROST ON/OFF HEATER ELECTRONIC P5-2 P6-4 PK CONTROL BOARD ELECTRONIC CONTROL ENABLED CIRCUITS ICE MAKER POWER...
  • Page 71: Refrigerator Light

    REFRIGERATOR LIGHT POWER POWER ON/OFF ON/OFF DOOR SWITCH ELECTRONIC P4-1 WH/TN CONTROL BOARD FREEZER LIGHT POWER POWER DOOR SWITCH ON/OFF ON/OFF ELECTRONIC P4-2 WH/TN CONTROL BOARD...
  • Page 72 — NOTES —...
  • Page 73 — NOTES —...
  • Page 74 — NOTES —...
  • Page 75: Product Specifications

    WARRANTY INFORMATION SOURCES IN THE UNITED STATES: FOR PRODUCT SPECIFICATIONS AND WARRANTY INFORMATION CALL: FOR WHIRLPOOL PRODUCTS: 1-800-253-1301 FOR KITCHENAID PRODUCTS: 1-800-422-1230 FOR ROPER PRODUCTS: 1-800-447-6737 FOR TECHNICAL ASSISTANCE WHILE AT THE CUSTOMER’S HOME CALL: THE TECHNICAL ASSISTANCE LINE: 1-800-253-2870...