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Kenmore 795.77556600 - User Manual

Kenmore 795.77556600
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CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
REFRIGERATOR
SERVICE MANUAL
R
795.77192600
795.77199600
795.77194600
795.77193600
795.77196600
795.77542600
795.77549600
795.77544600
795.77543600
795.77546600
795.77552600
795.77559600
795.77554600
795.77553600
795.77556600
795.77712700
795.77713700
795.77719700
795.77729700
P/No. 3828JL8796A (Last Revision: MARCH. 2. 2006)
Model #s:
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Summary

SAFETY PRECAUTIONS

1. SPECIFICATIONS

1-1 DISCONNECT POWER CORD BEFORE SERVICING

Essential safety instruction before performing any service work on the unit.

1-2 IMPORTANT NOTICE

Disclaimer regarding serviceability, liability, and intended user background.

1-3 ELECTRICAL SPECIFICATIONS

Details on voltage, current leakage, and energy consumption figures.

1-4 NO LOAD PERFORMANCE

Operational data including temperature ranges at specific ambient conditions.

1-5 REFRIGERATION SYSTEM

Specifications for the refrigeration system, including pressures and refrigerant type.

1-6 INSTALLATION

Clearance requirements for proper air circulation around the refrigerator.

1-7 REPLACEMENT PARTS

List of common replacement parts with their corresponding part numbers.

1-8 AIR FLOW; CIRCULATION DAIR

Diagram illustrating the air circulation paths within the refrigerator.

1-9 DIMENSIONS

Detailed physical measurements of the refrigerator model.

2. PARTS IDENTIFICATION

3. DISASSEMBLY

3-1 REMOVING AND REPLACING REFRIGERATOR DOORS

Step-by-step instructions for removing and reinstalling refrigerator doors.

3-2 DOOR

Procedures for removing and replacing door gaskets and their covers.

3-3 TO REMOVE THE DISPENSER

Instructions on how to detach the water dispenser unit.

3-4 DOOR ALIGNMENT

Steps to adjust and align the refrigerator doors properly.

3-5 FAN AND FAN MOTOR

Procedure for removing and disassembling the fan and motor assembly.

3-6 DEFROST CONTROL ASSEMBLY

Instructions for removing the defrost sensor and control components.

3-7 LAMP

Procedures for replacing lamps in the refrigerator and freezer compartments.

3-7-1 Refrigerator Compartment Lamp

Detailed steps for replacing the refrigerator compartment lamp.

3-7-2 Freezer Compartment Lamp

Detailed steps for replacing the freezer compartment lamp.

3-8 CONTROL BOX-REFRIGERATOR

Instructions for removing the refrigerator's main control box.

3-9 MULTI DUCT

Procedure for removing the multi duct assembly.

3-10 PULLOUT DRAWER REMOVAL AND INSTALLATION

Step-by-step guide for removing and reinstalling the pullout drawer.

3-10-1 FOLLOW STEPS TO REMOVE

Specific steps detailing the removal of the pullout drawer.

3-10-2 FOLLOW STEPS TO REINSTALL

Specific steps detailing the reinstallation of the pullout drawer.

3-10-3 PULL OUT DRAWER

Final steps and tips for handling the pullout drawer.

3-11 TRIM KIT ASSEMBLY AND DISASSEMBLY METHOD

Procedure for disassembling and assembling trim kits on specific models.

3-11-1 ASSEMBLY AND DISASSEMBLY METHOD OF LEFT DOOR GLASS AND DISPLAY OF THE REFRIGERATOR

Steps for disassembling door glass and display on the left door.

3-11-2 ASSEMBLY AND DISASSEMBLY METHOD OF FREEZER DOOR AND GLASS

Instructions for disassembling the freezer door and its glass.

4. ADJUSTMENT

4-1 COMPRESSOR

Details the compressor's role, composition, and usage notes.

4-1-1 Role

Explains the function of the compressor in the refrigeration cycle.

4-1-2 Composition

Describes the compressor's components and construction.

4-1-3 Note for Usage

Cautions for handling and using the compressor to avoid damage.

4-2 PTC-STARTER

Details the PTC starter's composition, role, and application notes.

4-2-1 Composition of PTC-Starter

Explains the composition of the Positive Temperature Coefficient starter.

4-2-2 Role of PTC-Starter

Describes the function of the PTC starter in motor operation.

4-2-3 PTC-Applied Circuit Diagram

Schematic diagram of the PTC starter applied to the motor circuit.

4-2-4 Motor Restarting and PTC Cooling

Information on compressor restart conditions and PTC cooling time.

4-2-5 Relation of PTC-Starter and OLP

Explains how the PTC starter interacts with the Overload Protector.

4-2-6 Note for Using the PTC-Starter

Precautions and guidelines for using the PTC starter correctly.

4-3 OLP (OVERLOAD PROTECTOR)

Defines the OLP, its role, and precautions for its use.

4-3-1 Definition of OLP

Defines the Overload Protector and its function in motor protection.

4-3-2 Role of the OLP

Explains the specific role of the OLP in protecting the compressor motor.

4-4 TO REMOVE THE COVER PTC

Step-by-step instructions for removing the PTC component cover.

5. CIRCUIT DIAGRAM

6. TROUBLESHOOTING

6-1 COMPRESSOR AND ELECTRIC COMPONENTS

Troubleshooting steps for compressor and general electric components.

6-2 PTC AND OLP

Diagnostic steps specific to PTC starter and Overload Protector issues.

6-3 OTHER ELECTRICAL COMPONENTS

Troubleshooting guide for various other electrical components.

6-4 SERVICE DIAGNOSIS CHART

A chart correlating complaints with points to check and remedies.

6-5 REFRIGERATION CYCLE

Explains the refrigeration cycle to aid in troubleshooting cooling issues.

6-5-1 SEALED SYSTEM DIAGNOSIS

Diagnostic flowchart for problems within the sealed refrigeration system.

7. OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER

7-1 OPERATION PRINCIPLE

Overview of the icemaker's operational stages and principles.

7-1-1 Operation Principle of IceMaker

Detailed explanation of the icemaker's step-by-step functioning.

7-2 ICE MAKER FUNCTIONS

Describes various functions and modes of the icemaker.

7-2-1 Start Position

Checks and conditions for the icemaker's ejector start position.

7-2-2 Ice Making Mode

Explanation of the process and timing for freezing water into ice.

7-2-3 Harvest Mode

Details the process of ejecting ice from the tray into the bin.

7-2-4 Fill;Park Position

Describes water supply amounts and the park position of the icemaker.

7-2-5 Function TEST

Procedure for performing diagnostic tests on the icemaker functions.

7-3 DEFECT DIAGNOSIS FUNCTION

Information on diagnosing defects and error codes.

7-3-1 ERROR CODE on water supply control panel at Ice Maker

Lists error codes related to the icemaker's water supply control panel.

8. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM

8-1 FUNCTION

Overview of the MICOM control panel functions and settings.

8-1-1 Function

General explanation of initial settings and temperature adjustments.

8-1-2 How to Change the Temperature Mode to °F; °C

Instructions for switching between Fahrenheit and Celsius temperature modes.

8-1-3 Lock function (dispenser and display button lock)

How to activate and deactivate the control panel and dispenser lock feature.

8-1-4 Filter condition display function

Explanation of the water filter replacement indicator icon and reset.

8-1-5 Ultra Ice selection

Description of the Ultra Ice function for faster freezing.

8-1-6 CONTROL OF FREEZER FAN MOTOR

Details on how the freezer fan motor speed is controlled by the MICOM.

8-1-7 Ultra Ice

Comprehensive explanation of the Ultra Ice function's operation and timing.

8-1-8 REFRIGERATOR LAMP AUTO OFF

Information on the automatic shut-off feature for the refrigerator lamp.

8-1-9 Alarm for Open Door

Description of the audible alarm triggered by an open refrigerator door.

8-1-10 Buzzer Sound

Explanation of the buzzer sounds produced by button presses.

8-1-11 Defrost cycle

Details on when and how the automatic defrost cycle is initiated.

8-1-12 Filter Replacement Indication

How the water filter replacement notification works.

8-1-13 DISPENSER LIGHT

Options for controlling the dispenser light mode.

8-1-13 Automatic Diagnosis Function

How the automatic diagnosis function facilitates service and error detection.

8-1-14 TEST Mode

Instructions for entering and utilizing the diagnostic test mode.

8-2 PCB FUNCTION

Overview of the Printed Circuit Board functions and circuits.

8-2-1 Power Circuit

Details on how power is supplied to the main control board.

8-2-2 Load; Buzzer Drive & Open Door Detection Circuit

Circuits for driving loads, buzzers, and detecting open doors.

1. Load Drive Condition Check

Checking output voltages from the control board to various components.

2. Fan motor driving circuit (freezing compartment fan, mechanical room)

Details on the circuits controlling the freezer and mechanical room fan motors.

3. Open Door Detection Circuit Check

Explanation of how the door open/closed status is detected.

8-2-3 Temperature Sensor Circuit

Information on temperature sensor resistance values at different temperatures.

8-2-4 Refrigeration Compartment Stepping Motor Damper Circuit

Details the operation of the stepping motor controlling the damper.

8-3 TROUBLESHOOTING

Guides for diagnosing and resolving common operational problems.

POWER SOURCE is poor.

Troubleshooting steps for issues related to the power source.

DISPLAY LCD operates abnormally

Diagnostic procedures for abnormal operation of the display LCD.

COOLING is poor.

Troubleshooting steps for insufficient cooling performance.

FREEZER TEMPERATURE is incorrect

Diagnosing and resolving issues with incorrect freezer temperatures.

COOLING is poor.

Further troubleshooting steps for poor cooling performance.

DEFROSTING is poor.

Troubleshooting steps for problems related to the defrost function.

8-4 MAIN PWB ASSEMBLY AND PARTS LIST

Diagram and list of components for the main Printed Circuit Board.

8-4-1 Main PWB Assembly

Detailed view of the main PWB layout and component identification.

Summary

SAFETY PRECAUTIONS

1. SPECIFICATIONS

1-1 DISCONNECT POWER CORD BEFORE SERVICING

Essential safety instruction before performing any service work on the unit.

1-2 IMPORTANT NOTICE

Disclaimer regarding serviceability, liability, and intended user background.

1-3 ELECTRICAL SPECIFICATIONS

Details on voltage, current leakage, and energy consumption figures.

1-4 NO LOAD PERFORMANCE

Operational data including temperature ranges at specific ambient conditions.

1-5 REFRIGERATION SYSTEM

Specifications for the refrigeration system, including pressures and refrigerant type.

1-6 INSTALLATION

Clearance requirements for proper air circulation around the refrigerator.

1-7 REPLACEMENT PARTS

List of common replacement parts with their corresponding part numbers.

1-8 AIR FLOW; CIRCULATION DAIR

Diagram illustrating the air circulation paths within the refrigerator.

1-9 DIMENSIONS

Detailed physical measurements of the refrigerator model.

2. PARTS IDENTIFICATION

3. DISASSEMBLY

3-1 REMOVING AND REPLACING REFRIGERATOR DOORS

Step-by-step instructions for removing and reinstalling refrigerator doors.

3-2 DOOR

Procedures for removing and replacing door gaskets and their covers.

3-3 TO REMOVE THE DISPENSER

Instructions on how to detach the water dispenser unit.

3-4 DOOR ALIGNMENT

Steps to adjust and align the refrigerator doors properly.

3-5 FAN AND FAN MOTOR

Procedure for removing and disassembling the fan and motor assembly.

3-6 DEFROST CONTROL ASSEMBLY

Instructions for removing the defrost sensor and control components.

3-7 LAMP

Procedures for replacing lamps in the refrigerator and freezer compartments.

3-7-1 Refrigerator Compartment Lamp

Detailed steps for replacing the refrigerator compartment lamp.

3-7-2 Freezer Compartment Lamp

Detailed steps for replacing the freezer compartment lamp.

3-8 CONTROL BOX-REFRIGERATOR

Instructions for removing the refrigerator's main control box.

3-9 MULTI DUCT

Procedure for removing the multi duct assembly.

3-10 PULLOUT DRAWER REMOVAL AND INSTALLATION

Step-by-step guide for removing and reinstalling the pullout drawer.

3-10-1 FOLLOW STEPS TO REMOVE

Specific steps detailing the removal of the pullout drawer.

3-10-2 FOLLOW STEPS TO REINSTALL

Specific steps detailing the reinstallation of the pullout drawer.

3-10-3 PULL OUT DRAWER

Final steps and tips for handling the pullout drawer.

3-11 TRIM KIT ASSEMBLY AND DISASSEMBLY METHOD

Procedure for disassembling and assembling trim kits on specific models.

3-11-1 ASSEMBLY AND DISASSEMBLY METHOD OF LEFT DOOR GLASS AND DISPLAY OF THE REFRIGERATOR

Steps for disassembling door glass and display on the left door.

3-11-2 ASSEMBLY AND DISASSEMBLY METHOD OF FREEZER DOOR AND GLASS

Instructions for disassembling the freezer door and its glass.

4. ADJUSTMENT

4-1 COMPRESSOR

Details the compressor's role, composition, and usage notes.

4-1-1 Role

Explains the function of the compressor in the refrigeration cycle.

4-1-2 Composition

Describes the compressor's components and construction.

4-1-3 Note for Usage

Cautions for handling and using the compressor to avoid damage.

4-2 PTC-STARTER

Details the PTC starter's composition, role, and application notes.

4-2-1 Composition of PTC-Starter

Explains the composition of the Positive Temperature Coefficient starter.

4-2-2 Role of PTC-Starter

Describes the function of the PTC starter in motor operation.

4-2-3 PTC-Applied Circuit Diagram

Schematic diagram of the PTC starter applied to the motor circuit.

4-2-4 Motor Restarting and PTC Cooling

Information on compressor restart conditions and PTC cooling time.

4-2-5 Relation of PTC-Starter and OLP

Explains how the PTC starter interacts with the Overload Protector.

4-2-6 Note for Using the PTC-Starter

Precautions and guidelines for using the PTC starter correctly.

4-3 OLP (OVERLOAD PROTECTOR)

Defines the OLP, its role, and precautions for its use.

4-3-1 Definition of OLP

Defines the Overload Protector and its function in motor protection.

4-3-2 Role of the OLP

Explains the specific role of the OLP in protecting the compressor motor.

4-4 TO REMOVE THE COVER PTC

Step-by-step instructions for removing the PTC component cover.

5. CIRCUIT DIAGRAM

6. TROUBLESHOOTING

6-1 COMPRESSOR AND ELECTRIC COMPONENTS

Troubleshooting steps for compressor and general electric components.

6-2 PTC AND OLP

Diagnostic steps specific to PTC starter and Overload Protector issues.

6-3 OTHER ELECTRICAL COMPONENTS

Troubleshooting guide for various other electrical components.

6-4 SERVICE DIAGNOSIS CHART

A chart correlating complaints with points to check and remedies.

6-5 REFRIGERATION CYCLE

Explains the refrigeration cycle to aid in troubleshooting cooling issues.

6-5-1 SEALED SYSTEM DIAGNOSIS

Diagnostic flowchart for problems within the sealed refrigeration system.

7. OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER

7-1 OPERATION PRINCIPLE

Overview of the icemaker's operational stages and principles.

7-1-1 Operation Principle of IceMaker

Detailed explanation of the icemaker's step-by-step functioning.

7-2 ICE MAKER FUNCTIONS

Describes various functions and modes of the icemaker.

7-2-1 Start Position

Checks and conditions for the icemaker's ejector start position.

7-2-2 Ice Making Mode

Explanation of the process and timing for freezing water into ice.

7-2-3 Harvest Mode

Details the process of ejecting ice from the tray into the bin.

7-2-4 Fill;Park Position

Describes water supply amounts and the park position of the icemaker.

7-2-5 Function TEST

Procedure for performing diagnostic tests on the icemaker functions.

7-3 DEFECT DIAGNOSIS FUNCTION

Information on diagnosing defects and error codes.

7-3-1 ERROR CODE on water supply control panel at Ice Maker

Lists error codes related to the icemaker's water supply control panel.

8. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM

8-1 FUNCTION

Overview of the MICOM control panel functions and settings.

8-1-1 Function

General explanation of initial settings and temperature adjustments.

8-1-2 How to Change the Temperature Mode to °F; °C

Instructions for switching between Fahrenheit and Celsius temperature modes.

8-1-3 Lock function (dispenser and display button lock)

How to activate and deactivate the control panel and dispenser lock feature.

8-1-4 Filter condition display function

Explanation of the water filter replacement indicator icon and reset.

8-1-5 Ultra Ice selection

Description of the Ultra Ice function for faster freezing.

8-1-6 CONTROL OF FREEZER FAN MOTOR

Details on how the freezer fan motor speed is controlled by the MICOM.

8-1-7 Ultra Ice

Comprehensive explanation of the Ultra Ice function's operation and timing.

8-1-8 REFRIGERATOR LAMP AUTO OFF

Information on the automatic shut-off feature for the refrigerator lamp.

8-1-9 Alarm for Open Door

Description of the audible alarm triggered by an open refrigerator door.

8-1-10 Buzzer Sound

Explanation of the buzzer sounds produced by button presses.

8-1-11 Defrost cycle

Details on when and how the automatic defrost cycle is initiated.

8-1-12 Filter Replacement Indication

How the water filter replacement notification works.

8-1-13 DISPENSER LIGHT

Options for controlling the dispenser light mode.

8-1-13 Automatic Diagnosis Function

How the automatic diagnosis function facilitates service and error detection.

8-1-14 TEST Mode

Instructions for entering and utilizing the diagnostic test mode.

8-2 PCB FUNCTION

Overview of the Printed Circuit Board functions and circuits.

8-2-1 Power Circuit

Details on how power is supplied to the main control board.

8-2-2 Load; Buzzer Drive & Open Door Detection Circuit

Circuits for driving loads, buzzers, and detecting open doors.

1. Load Drive Condition Check

Checking output voltages from the control board to various components.

2. Fan motor driving circuit (freezing compartment fan, mechanical room)

Details on the circuits controlling the freezer and mechanical room fan motors.

3. Open Door Detection Circuit Check

Explanation of how the door open/closed status is detected.

8-2-3 Temperature Sensor Circuit

Information on temperature sensor resistance values at different temperatures.

8-2-4 Refrigeration Compartment Stepping Motor Damper Circuit

Details the operation of the stepping motor controlling the damper.

8-3 TROUBLESHOOTING

Guides for diagnosing and resolving common operational problems.

POWER SOURCE is poor.

Troubleshooting steps for issues related to the power source.

DISPLAY LCD operates abnormally

Diagnostic procedures for abnormal operation of the display LCD.

COOLING is poor.

Troubleshooting steps for insufficient cooling performance.

FREEZER TEMPERATURE is incorrect

Diagnosing and resolving issues with incorrect freezer temperatures.

COOLING is poor.

Further troubleshooting steps for poor cooling performance.

DEFROSTING is poor.

Troubleshooting steps for problems related to the defrost function.

8-4 MAIN PWB ASSEMBLY AND PARTS LIST

Diagram and list of components for the main Printed Circuit Board.

8-4-1 Main PWB Assembly

Detailed view of the main PWB layout and component identification.

Kenmore 795.77556600 Specifications

General IconGeneral
BrandKenmore
Model Number795.77556600
Ice MakerYes
Water DispenserYes
Finish/ColorStainless Steel
Defrost TypeFrost-Free
Energy Star CertifiedYes
TypeFrench Door

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