Raypak Error Blower Air Sw. Fault: Blower / Air Pressure Switch Fault
The control did not get the expected air pressure switch confirmation or the blower speed is out of range, so it could not prove safe combustion airflow and will not fire. We diagnose and repair it across Greater Vancouver — same-day and after-hours.
The control did not get the expected air pressure switch confirmation or the blower speed is out of range, so it could not prove safe combustion airflow and will not fire.
Raypak fault codes can vary by model and series. Use this as a guide — the same code can have more than one cause. Our Technical Safety BC–licensed technicians read the code, confirm it against your unit's manual, and diagnose the true cause before any repair.
Likely causes of Raypak error Blower Air Sw. Fault
- Blocked or restricted vent / air intake
- Dirty air filter (where fitted)
- Failed or stuck air pressure switch
- Disconnected or kinked air pressure switch hose/tubing
- Failed combustion blower or wiring
What you can safely check
- From outside, check the intake and exhaust vent terminals are clear and unobstructed
- Make sure nothing is blocking airflow around the boiler
Beyond these checks, do not open the unit or touch gas/electrical parts — BC law requires a licensed gas fitter. Call us for a proper diagnosis.
Error Blower Air Sw. Fault usually leaves you without heat or hot water and can indicate a safety-related fault. Don't keep resetting it — call for priority after-hours Raypak repair.
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Parts often behind Raypak error Blower Air Sw. Fault
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Raypak Error Blower Air Sw. Fault Repair Across Metro Vancouver
Related Raypak Venting & Combustion Codes
Frequently Asked Questions
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