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one normally open (NO) contact
eliminating the need for field modifications to the blower housing
Always power down the unit before servicing
Automatic reset functionality simplifies system recovery once internal temperatures return to safe operating parameters
the coil can be snapped onto the valve actuator manually
Fenwal 35-679652-551 Control THPU32HP7Y one normally open (NO) contactThe Fenwal 35 679652 551 is a robust 24VAC direct spark ignition (DSI) control module engineered for commercial and industrial atmospheric burners. Designed for precision flame rectification, this microprocessor based controller features a single try ignition sequence with a 15 second trial for ignition (TFI) and a 30 second pre purge period. The unit utilizes a multi pin connector for seamless integration into existing HVAC control systems and
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