Temperature Sensor - Whirlpool CHW9050 Service Manual

Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
See page 4-30 for the procedure to access
the temperature sensor.
To check temperature sensor at component
terminals, perform the following steps:
1. Unplug washer or disconnect power.
2. Disconnect the wire connector from the

temperature sensor.

3. Set the ohmmeter to the R X 1K scale.
4. To check the temperature sensor, touch
the ohmmeter test leads to the sensor
terminals. The meter should indicate as
shown in the chart below.
Temperature
32°F (0°C)
86°F (30°C)
104°F (40°C)
122°F (50°C)
140°F (60°C)
158°F (70°C)
203°F (95°C)
Electrical Shock Hazard
TEMPERATURE SENSOR
Result
35.9k Ω
9.7k Ω
6.6k Ω
4.6k Ω
3.2k Ω
2.3k Ω
1k Ω
5-7
To check the temperature sensor at the CCU,
perform the following steps.
1. Unplug washer or disconnect power.
2. Disconnect the temperature sensor
connector TH2 from the CCU
(See page 4-9).
3. Set the ohmmeter to the R X 1K scale.
4. Touch the ohmmeter test leads to connector
pins 1 and 2. The meter should indicate as
shown in the previous chart.
1 2
Connector
TH2 at CCU