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steam boiler maintenance checklist, a maintenance guide for ZOZEN steam boiler

14 Jul 2020

The steam boiler is a kind of common industrial heating equipment. Affected by a lot of factors such as long-time combustion, the steam boiler faces the problems such as corrosion which may reduce the service life of the steam boiler. As a result, it is necessary to conduct regular maintenance on the steam boiler. Based on abundant boiler experience, ZOZEN Boiler collects and organizes the steam boiler maintenance checklist for users and the specific items of the steam boiler maintenance checklist are as follows:

1) Daily steam boiler maintenance checklist

  • Boiler equipment, components and piping for water, leaks or obstruction as well as for unusual vibrations or noises
  • Venting system to make sure it is not blocked with debris, ice, or snow
  • Boiler's sight port and examine the flame for any evidence of damages or possible soot
  • Exhaust temperature, boiler temperature and boiler pressure to make sure all readings are within the desired range
  • Water softener, dealkalizer and chemical feed system to make sure it meets required levels of salts and chemicals
  • Display panel for error or service codes

2) Monthly steam boiler maintenance checklist

  • Combustion air piping and flue gas vent piping for leaking, deteriorations or signs of blockage
  • Relief valve discharge pipe and boiler relief valve for leaking or weeping
  • Burner's diffuser for burning, cracking, or deforming; burner's pilot tube for pilot ignition; and burner valves for wear, slip and/or proper action
  • Operating and modulating controls for proper set point operation
  • Lights and alarms for proper function

ZOZEN gas-fired steam boiler

ZOZEN gas-fired steam boiler

3) Periodic steam boiler maintenance checklist

  • Boiler hydronic piping for leaking
  • Burner flames for appearance changes (if flame looks different from normal, then report)
  • Condition of wiring and switches
  • Gaskets on front and rear doors and replace as necessary
  • Water levels using low water cutoff devices to make sure they are within manufacturers recommended levels
  • Check pump alignment on all base-mounted pumps

4) Annual steam boiler maintenance checklist

  • Heating system and resolve any issues
  • Venting system for deteriorations, corrosion, blockages to ensure pipe and joint connections are secure
  • Auxiliary systems which provide fuel, air, water, or chemicals to the boiler
  • Metal for oxygen corrosion and waterside for heavy scaling on tubes, tubesheets and shell
  • Refractory for cracks, patch and wash coast as required (1/8" or less is acceptable)
  • Water pH levels and ensure in the proper range
  • Gas valves and conduct safety test as recommended by the manufacturer as well as safety valves for leaking
  • Control settings and then test safety and operating controls
  • Electrical connections and wiring are intact

Above is the steam boiler maintenance checklist that ZOZEN Boiler collects and organizes for you. It is important to do a good job in the daily, monthly, periodic and annual maintenance work of the steam boiler in order to effectively extend the boiler service life. If you have more problems about the steam boiler maintenance checklist, please consult with ZOZEN online customer service.

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