Typical Annual Boiler Maintenance
Typical Annual Boiler Maintenance Items:
- Check/test low water cut off
- Test temperature/pressure relief valves
- Check/clean/adjust pressure reducing valves
- Check/set expansion tank air charge
- Check gas train safeties
- Check/adjust gas pressures
- Check ignition sequence
- Check/clean flame sensor
- Check flame signal
- Check/test high limit control
- Check/test operator control
- Check for gas/water/oil leaks
- Check wiring and components on control panel
- Perform combustion analysis
- Clean ignition components
- Test pH on flue condensate (if applicable)
- Check/replace nozzle (oil only)
- Change oil filter (oil only)
- Clean combustion air filter (if applicable)
- Inspect/clean/adjust ignition electrodes
- Check flue stack assembly
- Boiler ignition tune up kit – (if applicable)
- Test ignition transformer
- Lube burner motor
- Clean burner assembly
- Test burner remote emergency shut off switch
- Inspect linkage rods
- Test all safeties
- Check/lube water pumps
- Check amps/volts on pumps
- Perform boiler blow down and verify proper operation
- Inspect/clean combustion air louvers or vents
- Check electrical connections on contactors
- Check electrical connections on fuses
- Check fuses for proper fit and tightness
- Check amp draw on element(s) and blower motors
- Inspect spark/pilot igniter and replace if necessary
- Inspect flame detector and replace if necessary
- Inspect ignitor/injector and replace if necessary
- Clean and replace condensate trap orifice, O-ring and gasket
- Inspect Refractory
- Replace air filter
- Check safety controls
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