Whirlpool 721.663398 manual High Voltage Transformer Removal Removing Sensor

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F. HIGH VOLTAGE TRANSFORMER REMOVAL

I. REMOVING SENSOR

1)Discharge the high voltage capacitor.

2)Disconnect the leadwire from magnetron, high voltage transformer, and capacitor.

3)Remove the screw holding the high voltage transformer to the baseplate.

G. FAN MOTOR ASSEMBLY / REMOVAL

1)Discharge the high voltage capacitor.

2)Disconnect the leadwire from fan motor and high voltage capacitor.

3)Remove the two screws holding the the suction guide ASSEMBLY to the oven cavity.

4)Remove the two screws holding the fan motor ASSEMBLY to the suction guide ASSEMBLY.

H. HIGH VOLTAGE CAPACITOR AND DIODE REMOVAL

1)Discharge the high voltage capacitor.

2)Disconnect the leadwire from fan motor and high voltage capacitor.

3)Remove the screw holding the suction guide ASSEMBLY to the oven cavity.

4)Remove the screw holding the high voltage capacitor bracket and remove the high voltage diode earth screw.

Figures 13

-16-

1)Disconnect the leadwire from PCB Assembly.

2)Remove a screw securing the sensor duct.

Figures 14

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Contents Division Basic Field Manual For Microwave Oven Page Foreword Check the Door Latch and Switch Closing Adjustment ProceduresAdjust the Latch and Switch Closing Test the Latch and Switch SequenceLatch Latch Board Features and Specifications Precautions on InstallationGeneral Precautions in USE Trial OperationSwitch Table SpecificationsSchematic Diagram Overall Circuit Diagram Matrix Circuit for Touch KEY Board Operating Procedures A. Oven Control Panel Easy USE Table Measuring Microwave Energy Leakage Procedure for Measuring Microwave Energy LeakageMeasurement with the Outer Case Removed EquipmentRecord Keeping and Notification After Measurement Power Output MeasurementMeasurement with a Fully Assembled Oven Important Notes Disassembly InstructionsDoor Assembly / Removal Magnetron Removal High Voltage Capacitor and Diode Removal FAN Motor Assembly / RemovalHigh Voltage Transformer Removal Removing Sensor Interlock Mechanism Interlock SystemSecondary Interlock Switch Test Primary Interlock Switch TestMonitor Switch Test Components Test Procedure ResultsTest Procedures Components Test and Checkout PROCEDURES, and TroubleshootingFilament Winding Primary Terminal MagnetronDiode High VoltageCapacitor Relay PowerLevel FAN MotorProblems Causes Checkout ProceduresCheckout Procedures for Fuse Blowing Problem a Checkout Procedures for RelayProblem B YES GoodPage Condition Cause Remedy Trouble ShootingResult ConditionCheck Fuse blows Condition Check Result Cause Remedy Condition Check ResultCause Remedy Check Result Exploded View Door Parts Controller Parts Oven Cavity Parts Latch Board Parts Interior Parts Base Plate Parts Sensor Parts No MFL30502909

721.663398 specifications

The Whirlpool 721.663398 is a versatile refrigerator designed to meet the demands of modern households while providing exceptional performance and energy efficiency. With its sleek design and innovative features, this model stands out in the realm of home appliances, offering both style and functionality.

One of the standout features of the Whirlpool 721.663398 is its spacious interior, which provides ample room for storing groceries and other food items. The refrigerator is designed with adjustable shelves that can be easily configured to accommodate various types of food and beverages, making it a practical choice for families of all sizes. Additionally, the inclusion of door bins adds to the organization, allowing for easy access to smaller items like condiments and snacks.

The refrigerator utilizes advanced cooling technology to maintain optimal temperature levels, ensuring that food remains fresh for longer periods. The adaptive cooling system responds dynamically to fluctuations in temperature, providing consistent cooling performance. This technology not only preserves food quality but also enhances energy efficiency, helping homeowners save on utility bills.

Another impressive characteristic of the Whirlpool 721.663398 is its energy-efficient design. This model is ENERGY STAR certified, meaning it meets strict energy efficiency guidelines set by the U.S. Environmental Protection Agency. Homeowners can enjoy peace of mind knowing that they are reducing their environmental footprint while benefiting from lower energy costs.

In terms of convenience, the Whirlpool 721.663398 features a modern ice maker that provides on-demand ice production, perfect for hosting gatherings or simply keeping drinks cool during hot summer days. The exterior water dispenser offers easy access to clean and filtered water, promoting hydration without the need for bottled alternatives.

The refrigerator is also designed with a user-friendly digital control panel that allows for easy temperature adjustments and settings. This intuitive interface makes managing the appliance straightforward, even for those who might not be tech-savvy.

Overall, the Whirlpool 721.663398 combines style, functionality, and energy efficiency into one cohesive appliance. Its spacious interior, advanced cooling technology, and convenient features make it an excellent choice for those seeking a reliable refrigerator that caters to the needs of modern living. Whether you're stocking up for a large family or hosting social gatherings, this refrigerator is well-equipped to handle it all.
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