SOLVED: Pressure, draft safeguard, or aux limit swtch did - Fixya
Draft safeguard switch (DSS) stuck open | DIY Home Improvement Forum
Code 33 – Draft Safeguard Switch — Sigler
Draft Range Transmitter Assembly | Preferred Utilities Mfg
Am I really due for a furnace replacement? A tech denied replacing the ignitor because of its age and dirt/soot around the burner. The furnace is around 18-20 yrs old and I
Rinnai spacesaver gas heater turns on then shuts off and lights flash. I cleaned the igniter and saw this. Is it bad? Anything else I can check or do? : r/hvacadvice
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