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Rick, HVAC Supervisor
Category: HVAC
Satisfied Customers: 21527
Experience:  40+ yrs. experience as a licensed oil & gas technician.
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I have a 1994 or 95 boiler, no air fixed the motor fins,

Customer Question

I have a 1994 or 95 boiler, no air fixed the motor fins, gettin air now, will not light, electronic ignition, stumped
Submitted: 1 year ago.
Category: HVAC
Expert:  Rick replied 1 year ago.

If the fan is running then the draft pressure switch is a likely culprit. It's disk shaped and has 2 small diameter vacuum hoses connected. It has 3 terminals. You can try jumping the NO & C terminals after the fan is up to speed (not before). Let me know if that initiates the ignition sequence.