Guided Diagnostics
5-10 min · 11 steps

R-290 Case Condenser Fan Not Running

Diagnose a self-contained R-290 (propane) case where the condenser fan has stopped or slowed, driving up head pressure and warming the case.

First step

With power OFF (LOTO), does the fan blade spin freely by hand?

No — blade is jammed or seized
Yes — spins freely

This is a preview of the first step. Run the full interactive diagnostic free — it walks you all the way to the likely root cause.