Maytag MBL2256KES - Refrigerator w/ Bottom Freezer User Manual download pdf (Page 5)

Service Specifications

February 2006 16026956

WARNING

To avoid risk of electrical shock that can cause death or severe personal injury, disconnect unit from power before

servicing unless tests require power. Discharge capacitors through a 10,000-ohm resistor before handling. Wires

removed during disassembly must be replaced on correct terminals to ensure proper grounding and polarization.

Service Test 1 – Defrost Thermostat & Defrost Circuit Test

When selected this test will display the state of the defrost thermostat. In order to perform this test the defrost

heater will be energized. The test is activated and deactivated using the Refrigerator Up

key. Once activated,

this test must be deactivated to move to another test number. The Freezer Up

/ Down

keys allow

selection of the test to be performed.

This test also allows observation and measurement of proper defrost function. You can observe defrost heat and

voltages while the test is activated.

Freezer Refri

erator

DEFROST THERMOSTAT OPEN

Freezer Refri

erato

DEFROST THERMOSTAT SHORTED (CLOSED)

Service Test 2 – Compressor/Condenser Fan Test

When selected and activated this test will operate the Compressor/Condenser Fan circuit. You should evaluate

proper operation of the compressor and condenser fan. The Refrigerator Up

key will toggle between “O” / “F”

(ON & OFF) the compressor drive circuit. The test must be “deactivated” or in the OFF position to move to another

test selection.

Freezer Refri

erator

Freezer Refri

erator

OBSERVE COMPRESSOR & CONDENSER FAN FUNCTION

Service Test 3 – Evaporator/Freezer Fan Test

When selected and activated this test will operate the freezer fan. The Refrigerator Up

key will toggle

between “O” / “F” (ON & OFF) the fan drive circuit. You will have to inspect the fan for proper function. The test

must be “deactivated” or in the OFF position to move to another test selection.

Freeze

Refri

erato

Freezer Refri

erato

OBSERVE FAN OPERATION

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Maytag MBL2256KES - Refrigerator w/ Bottom Freezer User Manual Page 5

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