Honeywell 32 troubleshooting answers
1 question with answers cited from the manufacturer manuals.
- 0Honeywell RM7800 Fault 32 during modulation, what to check?
Fault 32 on a Honeywell RM7800 series relay module indicates the combustion airflow interlock was not in the required state. This fault can occur during PREPURGE, ignition trials, or RUN. When it trips during modulation …