Monthly, Semi-Annual, and Annual Lists for Preventing Boiler Problems

In our last blogwe gave you a list of items to check daily and weekly. In this blog, we have included check lists for Monthly, Semi-Annual, and Annual inspections.

As you read through the following check lists, you might realize you need a higher level of proficiency to perform some of the inspections. If so, we suggest you sign up for a class. At Boisco Training Group, we offer boiler training classes for boiler owners, operators, and maintenance personnel. And we also give classes for water treatment and testing.   

Note: These are fairly generic lists, so you should check the manufacturer’s instructions for inspection to supplement this list.

Monthly Boiler Maintenance Checklist

  • boiler maintenance repair checklistsCheck compressor(s) air filter, and clean or replace as required (atomizing air)
  • Check boiler water treatment test results received from treatment company, adjust treatment as required
  • Also, BTG recommends owner/users to take daily water samples themselves
  • Lubricate motor and equipment bearings on boiler AND boiler associated equipment
  • Test combustion air pressure switch (interlocks)
  • Check fuel gas and oil training for external leaks
  • Check low fire start interlock
  • Check operating and high-limit controls (pressure and/or temperature)
  • Test low water cutoffs (hot water)
  • Though checking more frequently is highly recommended
  • For oil — test pressure and temperature switches (interlocks)
  • For gas — test high and low gas pressure switches (interlocks)
  • Manually lift safety valves and check operation for steam boilers ≤400 psi and relief valves for hot-water heating boilers

Semi-Annual Boiler Maintenance Checklist

  • Inspect burner components and linkages
  • Check flame failure system components
  • Check piping and wiring of all interlocks and shutoff valves
  • Recalibrate all indicating and recording gages and instruments
  • Perform an evaporation test for low water cutoffs (steam)
  • Check combustion control system
  • Also, BTG recommends owner/users to have their combustion checked (tuned) by a qualified service technician using combustion test instruments
  • For oil — check atomizers and strainers
  • Manually lift safety valves and check operation for steam boilers > 400 psi

Annual Boiler Maintenance Checklist

  • Perform the SEMIANNUAL maintenance procedures
  • Check and test all fuel training components, to include a leak test of the safety gas valves by a qualified service technician
  • Perform a pilot turndown test
  • Recondition or replace low water cutoff
  • For gas — check drip leg and gas strainer
  • Clean boiler firesides
  • Drain boiler, open manholes and hand holes, and clean watersides
  • Have boiler inspected by a commissioned inspector
  • Clean burner and fans
  • Replace waterside and fireside gaskets
  • Replace, rebuild or test (Pop-Test) boiler safety/relief valves per the acceptance of your commissioned boiler inspector
  • Test operation of all controls and safety devices

About Boisco Training Group

Boisco Training Group (BTG) is the training division of ECS Consulting, LLC and a preferred partner of Boiler Supply Company, Inc. We’re an industry leader in boiler training courses, boiler water treatment and custom boiler training for boiler operators.

Please check our schedule of boiler classes for upcoming dates.