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International Comfort Products T8DNL125L20B1 Ignition Control Board
The main ignition control board may control the gas valve, the ignition timing and a few other devices. It has always been a vital safety feature that is usually a major component of the main board for enhanced safety.
What to see if the major ignition board is on its last leg?
- Ignition sequence is unwilling to commence when it is supposed to
- Communication from the remote thermostat never reaches the main control board
- Any other device in the system checks out acceptable
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