T055_F
Inducer high-pressure switch won't open (transient protection event, two-stage variants)
This code typically points to
- High-pressure proving circuit abnormal
- Exact per-code root-cause list not exposed in accessible booklet
Next checks to confirm
- Inspect inducer high-pressure proving devices and associated tubing/wiring
- Contractor app for detailed tree
Escalation
Pressure/inducer family; may feed 5-minute lockout logic
Reset behavior
Transient — clears when proving normalizes.
Urgent
Fix now