b4
Motor trips
This code typically points to
- Accessible public snippet confirms the code and failure state, but the full cause list is not fully exposed in the accessible snippet
Next checks to confirm
- Turn power off prior to repair
- Use full troubleshooting chart in the public service manual for the unit-specific cause tree
Escalation
Furnace fails to operate
Reset behavior
Not explicitly detailed in accessible public snippet.
Urgent
Fix now