Boiler PM tasks and procedures

Body

___ Check pilot and burner assembly. Clean orifices for proper flame distribution and quality.
___ Check operation of electric ignition device, if applicable. Check spark gap and adjust if needed.
Oil fired boilers:
___ Replace fuel filter and burner nozzle, clean burner
___ De-energize, lock out, and tag electrical circuit if applicable.
___ Check high limit controller by lowering it and see if it cuts out (note: reset it to its original setting)
___ Check flow switch by shutting circulation pump power off temporarily.
___ Check low level cut out by draining water in line and properly isolate both valve at circulation pump.
___ Check to see if flame pattern is even.
___ Check gas valve for proper voltage on start up
___ Check for any fire brick crack or hot spot on boiler walls
___ Visual check of wiring for damaged wire and or bad contacts.
___ Check igniter for proper arcing and ignition.
___ Check safety water pressure release valve (trip valve to check and clean any dirt).
___ Lubricate and test the combustion air damper
___ Remove tags, and restore to service.
___ Run unit and check for unusual noise or vibration
___ Clean-up work area and remove trash.
___ Record the time taken to service and the material used on the PM work order.