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Carrier 58MCA Ignition Control Board
The main reason to have an ignition control board is that it manages the natural gas, the ignition ignitor and all the flame sensing devices. It has been a very important safety device that has now become a vital part of the main control board for the sake of being more efficient.
Subtle cues of a bad chief ignition control board
- Any other potential problem within the furnace checked out to be in fine condition
- The primary ignition sequence refuses to fire up then the thermostat send a signal
- The on-signal from the home thermostat never gets to the Carrier control board
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