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or "Ignition Failure" fault codes on the water heater's diagnostic display
Compact Profile: Ideal for OEM or aftermarket installations in equipment with limited internal clearance
it integrates seamlessly into existing low-pressure or high-pressure systems
a valve with PTFE or stainless steel internals rated for higher temperatures is required
Lochinvar & A.O. Smith 100277755 Pressure Switch 318820-201 or "Ignition Failure" fault codesThe Lochinvar & A. O. Smith 100277755 Pressure Switch is a mission critical component engineered for precise atmospheric monitoring in high efficiency boilers and water heaters. Calibrated to a . 95" WC (Water Column) set point, this OEM replacement pressure switch ensures the inducer fan is generating the correct static pressure before allowing the ignition sequence to proceed. As a veteran grade HVAC induction switch, it is designed to prevent
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