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Lennox CB28UH-060 Ignition Control Board
The purpose of the ignition control board is that it may control the gas valve, the igniter and all the flame sensing devices. The ignition control board was always an important safety device that some companies have moved to be a part of the main control board instead of having two separate boards.
Hints your ignition control board needs replacing ASAP
- Every other thing within the system is explored and ends up being flawless
- The electrical signal from the primary thermostat never moves to the Lennox control board
- The ignition system is unwilling to kick in even though it is supposed to
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