Error code

Carrier Aquasnap All models code F0450

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Meaning

F0450 (Service Mode Only) BIST Tests Failure

Member details

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

Possible causes

Fault value 1 Some of the power section tests have failed 2 Some of the control board tests have failed 4 Some of the functional tests have failed 8 Some of the IO module tests have failed 16 The Internal RAM has failed its check on power-up

Solution

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