Description
Why is the moisture indicator yellow immediately after installation
safeguarding the integrity of the entire pneumatic circuit against pressure fluctuations that could compromise control accuracy
it facilitates rapid swaps for field technicians
Designed for 90-degree valve rotation
Fenwal 35-605903-223 Control 321042-401 Why is the moisture indicatorThe Fenwal 35 605903 223 is a high performance 24VAC Direct Spark Ignition (DSI) control specifically engineered for Lennox HVAC systems. As a veterans' choice for field replacements, this microprocessor based module manages the ignition sequence, flame monitoring, and safety shut off for natural, LP, and manufactured gas applications. It features a precise 30 second pre purge and a 30 second inter purge to clear the combustion chamber, followed by a
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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