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ELECTROLUX MAJOR APPLIANCES OF NORTH AMERICA
Technical Service Manual
Convertible
Refrigerator / Freezer
Model FKCH17F7HW
REFRIGERATOR/FREEZER SERVICE MANUAL #5995519443 2008 ALL RIGHTS RESERVED
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Basic Information Section 1 Basic Information 1-1
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Basic Information Section 1 - Basic Information .............................. 1-1 Charging the System ..............................................3-10 Preparing the Charging Cylinder ............................3-10 Table of Contents .................................................... 1-2 Final Leak Test........................................................3-11 Safe Servicing Practices ........................................ 1-3 Verify Refrigerant Type in the System ....................3-
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Basic Information Section 5 - Troubleshooting .............................. 5-1 Safe Servicing Practices Troubleshooting Chart .......................................... 5-2 Avoid personal injury and/or property damage by Electronic Control Troubleshooting Chart ............ 5-4 observing important Safe Servicing Practices. Following are some limited examples of safe Section 6 - Wire Diagrams .................................. 6-1 practices: Wiring Diagram ..................................
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Basic Information Product Features Frigidaire refrigerator/freezers are designed for optimal convenience and storage flexibility. Use the illustration below to familiarize yourself with product features and terminology. 1-4
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Basic Information Door Storage Door bins, shelves, and racks are provided for convenient storage of jars, bottles, and cans. Frequently used items can be quickly selected. The dairy compartment, which is warmer than the general food storage section, is intended for short term storage of cheese,spreads or butter. Adjustable Door Bins Some models have adjustable door bins that can be moved to suit individual needs. (See Figure 1-1) Figure 1-1. Door Bins To move door bins 1. Lift bin straight u
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Basic Information Serial Plate The serial plate is located inside the cabinet on the left sidewall. The technician should always refer to the serial plate to assure refrigerant type and quantity, as well as electrical ratings and operating pressures. (See Figures 1-5 and 1-6) Care and Cleaning • Damp objects stick to cold metal surfaces. DO NOT touch interior metal surfaces with wet or damp hands. • The freezer must be unplugged (to avoid electrical hazard) from power source when defrostin
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Electronic Control Section 2 Electronic Control 2-1
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Electronic Control Electronic Temperature Control The electronic temperature controls are located on the evaporator cover in the upper right hand corner. (See Figure 3-1) The rocker switch controlling the mode of operation is mounted to the top of the evaporator cover. (See Figure 3-2) Temperature is factory preset Freezer Control Refrigerator Control to provide satisfactory food storage temperatures. The initial temperature setting "4" is displayed when Figure 3-1. Electronic Controls powe
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Electronic Control Operation of Electrical Control Components Freezer and Refrigerator Modules The modules, when selected by the rocker switch, control the temperature of the unit by an internal thermistor mounted on the circuit board. Each module has an individual service mode. Each module has the following connections to the rear of the circuit board: 1= Neutral 2= Not Used 3= L1 4= Compressor 5= Defrost Thermostat DPDT Rocker Switch L1 The DPDT Switch is connected to the household power DPDT
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Electronic Control Service Diagnostic Mode Initiate Service Mode The refrigerator and freezer controls have individual service modes. Each control assembly has a thermistor embedded on the electronic control assembly circuit board. To initiate service mode for the refrigerator or freezer control, set the control to “4” then press and hold the UP and DOWN buttons for 3 seconds until the display changes to "8". When the diagnostics mode is entered, the number "8" is displayed for three seconds
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Electronic Control Error Indication The following error conditions are monitored by each electronic control assembly: 1. Thermistor open or shorted. A defective thermistor will require that the affected electronic control assembly be replaced. 2. Stuck Key (the key appears to be pressed for longer than 30 seconds). 3. Low Voltage (AC line voltage has dropped below 90 volts). If any of these errors occur, the display will flash an "E" at one second intervals and the control will go into Fail S
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Electronic Control Notes 2-6
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Refrigeration System Section 3 Refrigeration System 3-1
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Refrigeration System Safety Warnings Instructions given here are furnished as a guide. Compressor Testing Persons attempting to use these instructions to make repairs to the sealed refrigeration system Whenever testing a compressor, extreme caution should should have a working knowledge of be used to prevent damaging the terminals. A refrigeration and previous training on sealed compressor with a damaged terminal or a grounded system repair, and an EPA certification for winding can expel a te
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Refrigeration System Basic Components WEAR APPROVED SAFETY GLASSES WHEN The basic components of a refrigerator/freezer are a WORKING WITH OR ON ANY PRESSURIZED compressor, condenser, evaporator, heat exchanger SYSTEM OR EQUIPMENT. HAVE AN APPROVED (capillary tube and suction line) and drier. DRY TYPE FIRE EXTINGUISHER HANDY WHEN USING ANY TYPE OF GAS OPERATED TORCH. Refrigerant Cycle The refrigerant cycle is a continuous cycle that occurs 1. All joints to be soldered must have proper fit.
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Refrigeration System Low/High Side Leak or Undercharge Testing for Refrigerant Leaks A loss of refrigerant can result in any of the following: The line piercing valve (clamp-on type) should be used for test purposes only. It must be removed 1. Excessive or continuous compressor operation. from system after it has served its purpose. 2. Above normal refrigerator/freezer compartment temperature. If the system is diagnosed as short of refrigerant and 3. A partially frosted evaporator (dependi
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Refrigeration System To Use Refrigerant To Flush The System: To Flush The System Use extreme care when using Dry Nitrogen to Refrigerant used for flushing must be recovered flush systems. Pressure in nitrogen cylinder into a recovery system. Meter amount of could be as high as 2000 psi. Nitrogen cylinder refrigerant used for flushing with your charging must be equipped with approved pressure cylinder. DO NOT OVERFILL THE BAG. regulator and pressure relief valve. Ensure that your hoses hav
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Refrigeration System Installing a New Compressor The following instructions are generalized to help the technician understand the procedures Entirely new compressors have been developed of sealed system repairs. See Section 5 for use with R-134a and Ester oil refrigeration Component Teardown on the exact steps of systems. Both compressor and electric motor accessing the components of the refrigeration have been modified. Old compressors intended system. for R-12 refrigerant must not be used
