Hoshizaki AM-50BAE-ADDS, AM-50BAE-DS service manual D. Thermistor Check

Models: AM-50BAE-DS AM-50BAE-ADDS AM-50BAE AM-50BAE-AD

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D. Thermistor Check

To check thermistor resistance, follow the steps below.

1)Move the control switch to the "OFF" position.

2)Unplug the appliance.

3)Remove the control box cover.

4)Remove the thermistor from the evaporator.

5)Immerse the thermistor sensor portion in a glass containing ice and water for 2 or 3 min.

6)Disconnect the thermistor connector from CB and check the resistance between thermistor leads. Normal range is 5.5 to 6.5 kΩ. If outside the normal range, replace the thermistor. See "IV.B. Important Notes for Component Replacement." If within the normal range, continue to the next step.

7)Replace the thermistor in its correct position. See "IV.B. Important Notes for Component Replacement."

8)Reconnect the thermistor connector to CB.

9)Replace the control box cover in its correct position.

10)Plug the appliance back into the electrical outlet.

11)Move the control switch to the "ICE" position.

Legend: CB–control board; Comp–compressor

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Hoshizaki AM-50BAE-ADDS, AM-50BAE-DS service manual D. Thermistor Check