Kenmore HE2t User Guide - Page 86

Electronic Assemblies, Removal Or Replacement - replacement pump

Page 86 highlights

Be sure to perform the Diagnostic Tests before replacing the system components. Pump Motor Continuity Test Pins 1 to 2 Results Normal = approx. 12.3 Ω Abnormal = Infinity Motor Continuity Test 1. Unplug washer or disconnect power. 2. Disconnect the wire harness from the motor and measure the resistance of the motor. Use the following table: Pins 1 to 2 2 to 3 1 to 3 Results Normal = approx. 6 Ω Abnormal = Infinity Water Temperature Sensor 1. Unplug washer or disconnect power. 2. Disconnect the wire harness from the water temperature sensor and measure the resistance of the sensor. Use the following table. An abnormal condition is an open circuit. Temperature 32°F (0°C) 86°F (30°C) 104°F (40°C) 122°F (50°C) 140°F (60°C) 158°F (71°C) 203°F (96°C) Results 35.9k Ω 9.7k Ω 6.6k Ω 4.6k Ω 3.2k Ω 2.3k Ω 1k Ω Manually Unlocking the Door Lock System 1. Unplug washer or disconnect power. 2. Remove the lower kick panel. 3. Reach up along the inside of the front and locate the bottom of the door switch/lock unit. 4. Located on the bottom of the door switch/ lock unit is a teardrop shaped tab. 5. Gently pull the tab down about a 1/4˝ or until a click is heard. 6. The door may be opened. ELECTRONIC ASSEMBLIES REMOVAL OR REPLACEMENT IMPORTANT: Electrostatic (static electricity) discharge may cause damage to electronic control assemblies. NOTE: Be sure to perform the Diagnostic Tests before replacing the control board. To remove Central Control Unit (CCU): 1. Unplug washer or disconnect power. 2. Remove all connectors from the CCU. 3. Place two flat-blade screwdrivers under the left and right tab, on the top of the CCU and slide the CCU forward. 6-8

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6-8
Be sure to perform the Diagnostic Tests
before replacing the system components.
Pump Motor Continuity Test
Motor Continuity Test
1.
Unplug washer or disconnect power.
2.
Disconnect the wire harness from the
motor and measure the resistance of the
motor. Use the following table:
Water Temperature Sensor
1.
Unplug washer or disconnect power.
2.
Disconnect the wire harness from the
water temperature sensor and measure the
resistance of the sensor. Use the following
table. An abnormal condition is an open
circuit.
Manually Unlocking the Door Lock System
1.
Unplug washer or disconnect power.
2.
Remove the lower kick panel.
3.
Reach up along the inside of the front and
locate the bottom of the door switch/lock
unit.
4.
Located on the bottom of the door switch/
lock unit is a teardrop shaped tab.
5.
Gently pull the tab down about a 1/4
˝
or
until a click is heard.
6.
The door may be opened.
ELECTRONIC ASSEMBLIES -
REMOVAL OR REPLACEMENT
IMPORTANT:
Electrostatic (static electricity)
discharge may cause damage to electronic
control assemblies.
NOTE:
Be sure to perform the Diagnostic
Tests before replacing the control board.
To remove Central Control Unit (CCU):
1.
Unplug washer or disconnect power.
2.
Remove all connectors from the CCU.
3.
Place two flat-blade screwdrivers under
the left and right tab, on the top of the CCU
and slide the CCU forward.
Pins
Results
1 to 2
Normal = approx. 12.3 Ω
Abnormal = Infinity
Pins
Results
1 to 2
Normal = approx. 6 Ω
Abnormal = Infinity
2 to 3
1 to 3
Temperature
Results
32°F (0°C)
35.9k Ω
86°F (30°C)
9.7k Ω
104°F (40°C)
6.6k Ω
122°F (50°C)
4.6k Ω
140°F (60°C)
3.2k Ω
158°F (71°C)
2.3k Ω
203°F (96°C)
1k Ω