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Carrier 38YCS048 Ignition Control Board
Another safety feature is the ignition control board, which governs the main gas intake valve, the ignition timing and a few other devices. It has always been a vital electronic circuit board that, in most cases, has become a standard part of the main board instead of having two separate boards.
Important hints the ignition board is in dire straights
- The initial signal from the home thermostat does not show up at the control board
- Everything else within the heating and AC system is inspected and seems to be a-OK
- The ignition system is unable to launch even when the thermostat kicks it on
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