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The Fenwal 35-705600-001 Control is built to withstand extreme conditions with an operating temperature range of -40°F to 175°F and includes on-board LED diagnostics to streamline troubleshooting on the job site
Optimized Combustion: Features a factory-calibrated #33 orifice for stable heat output and consistent BTU delivery in natural gas applications
it is about protecting the integrity of the HVAC system and ensuring long-term boiler performance under high-demand cycles
Safe Operation: Meets original factory specifications for resistance and amperage draw
Trane SWT3221 Pressure switch 321702-401 The Fenwal 35-705600-001 Control isThe Trane SWT3221 Pressure Switch is an essential safety component designed for precise furnace draft inducer motor monitoring. Calibrated to a 1. 4" WC set point, this SPST pressure switch ensures the combustion blower is moving sufficient air to safely vent flue gases before allowing the ignition sequence to proceed. It features 1 4" barb connections for secure pneumatic tubing attachment and is built to withstand the high temperature environment of
