58
Pressure switch stuck open / low-pressure proving family on this generation
This code typically points to
- Pressure switch fails to close after proving period
Next checks to confirm
- Accessible public snippet ties five-minute soft lockout to low-pressure-switch failure-to-close after 60 seconds
- Check switch, tubing, inducer, and venting
Escalation
Five-minute soft lockout
Reset behavior
Automatic after five minutes.
Urgent
Fix now