How to troubleshoot ignition failure in a FULTON Boiler?
- RRalph CarrNov 22, 2025
If the FULTON Boiler experiences ignition failure, several factors could be the cause. Start by checking the fuse or circuit breaker related to the power supply, and reset or replace it if needed. Then, inspect the ignition electrodes for cracks in the porcelain or carbon build-up; replace the electrode if cracked, and clean it if there's carbon. Also, verify the electrode settings and adjust them if necessary. Ensure the transformer is live by checking the voltage between its leads at the terminal block. Check the voltage between the ignition terminal and neutral before the control locks out; if there's no power, replace the burner control. Check both the main and secondary air adjustments, and inspect the air switch for any faults. Examine the filters in the gas valve block and clean the...










