Suburban error code 30-sec sail lockout
Blower is running but the sail switch didn't close within 30 seconds of the blower starting — module board has gone into lockout and shut down the motor.
What to check, and in what order, is in the app. The flow Suburban furnace — 3-trial ignition lockout diagnostic walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.
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- Suburban RV Furnace Service & Training Manual (form 3850, rev 11-05-2015)Suburban (Airxcel)
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