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Carrier 48JZ036090300 Ignition Control Board
The ignition control board is a safety device that checks out the main gas intake valve, the ignition timing and other safety devices built into the system. The ignition control board was always an important device that is now usually a part of the main control board for safety reasons.
Main clues the major ignition board needs to be replaced
- Any other device in the HVAC system is researched and comes to be problem-free
- The electrical signal from the main thermostat does not turn up at the main control board
- Heating and cooling system declines to begin even when called upon
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