Check Thermistor
Possible Cause #
- Thermistor malfunction.
What to Check - Field #
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Check harness connections at main control board.
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Sediment build-up.
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Open thermistor error.
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Closed thermistor error.
Action Needed - Field #
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Be sure the thermistor harness connector is making good contact on the main board & wires aren't loose.
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Clean or replace thermistor.
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Open or closed thermistor error, verify water probe is not defective. If probe checks out replace thermistor.
Caution #
Resolution
Did Check Thermistor resolve the issue?
Yes, resolution code 304.
No, go to next step.