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Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I have a honeywell smart valve sv9541 I think is

Customer Question

I have a honeywell smart valve sv9541 I think is malfunctioning.
Inducer kicks on, igniter starts then pilot ignites and then shuts off before burners can fire? This cycle will continue until I turn of the thermostat or power to furnace
Submitted: 22 days ago.
Category: HVAC
Expert:  Rick replied 21 days ago.

Welcome to Just Answer, my name is ***** ***** I will do my best to help you with your issue. If my initial response doesn’t answer your question then let me know and we can continue our conversation.

Sounds like a flame sensing issue. Try carefully cleaning off the flame sensor in the pilot flame with fine sand paper. Most of these units have a hot surface igniter (HSI) that lights the pilot and a separate flame sensor "rod". Do not clean off the HSI