A103_A: Memory Card Config Data Write Failure
Status
This is a critical alarm, the Air Handler will not operate in any mode.
Description
The air handler control is unable to communicate with the memory card.
Cause
1. Memory Card is either loose, or missing.
2. Memory card socket in air handler control board is damaged.
Solution
1. Replace memory card.
2. inspect air handler control board for debris in memory card socket, inspect back of control board for loose solder connections behind control board. Replace control board.
