Whirlpool 721.663398 manual Disassembly Instructions, Important Notes

Models: 721.663398

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9.DISASSEMBLY INSTRUCTIONS

IMPORTANT NOTES:

UNIT MUST BE DISCONNECTED FROM ELECTRICAL OUTLET WHEN MAKING REPAIRS, RE-PLACEMENTS, ADJUSTMENTS AND CONTINUITY CHECKS. WAIT AT LEAST ONE MINUTE, UNTIL THE HIGH VOLTAGE CAPACITOR IN THE HIGH VOLTAGE POWER SUPPLY HAS FULLY DISCHARGED. THE CAPACITOR SHOULD BE DISCHARGED BY USING INSULATED WIRE - I.E. TEST PROBE CONNECTED TO 10KOHM RESISTOR IN SERIES TO GROUND. WHEN RECONNECTING THE WIRE LEADS TO ANY PART, MAKE SURE THE WIRING CONNECTIONS AND LEAD COLORS ARE CORRECTLY MATCHED ACCORDING TO THE OVERALL CIRCUIT DIAGRAM. (ESPECIALLY SWITCHES AND HIGH VOLTAGE CIRCUIT.)

A.REMOVING OUTSIDE CASE (Figures 8)

(1) Remove three screws from the rear section.

(2) Remove one screw from the side section.

(3) Push the outer case back about 1 inch (3cm).

(4) Lift the case from the set.

Figure 8

B.REMOVING POWER AND CONTROL CIRCUIT BOARD(Figure 9)

(1)Open the door.

(2)Remove two screws, securing the circuit board.

(3)Disconnect the lead wire from RELAY(RY2) on the circuit board.

(4)Lift up and pull out control panel assembly carefully from the cavity.

(5)Disconnect the lead wire from connector(CN1) on the circuit board.

CAUTION: DISCHARGE THE HIGH VOLTAGE CAPACITOR BEFORE SERVICING.

(6)Pull down and remove the circuit board from the control panel.

(7)Remove the F.P.C connector from the terminal socket.

Remove screw

ground

screw

securing

screw

Lift up and pull out control panel

F.P.C.Connector

Circuit Board

Control Panel

Figures 9

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Whirlpool 721.663398 manual Disassembly Instructions, Important Notes

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.