Gmc Alarm Codes - Carrier 30AWH004HB Service Manual

6.2 GMC alarm codes

There is a LED on the GMC board that displays any board errors. The
error code can be identified from the flashing LED using the following
table. In the case of more than one error, the error with the highest
priority will be displayed until it is resolved.
In the case of normal operation, the LED flashes at a frequency of ½ Hz.
frequency of 1Hz, it flashes a number of times equal to the error code
SM_30AW.indd 74
the flashing is interrupted for 2 seconds between the first and second
digits.
resolved or if an error with higher priority occurs.
74
6
Diagnostic
30AW
14-03-2011 14:45:24