Post on 31-Mar-2015
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Chapter 8Chapter 8Boiler Operation ProceduresBoiler Operation Procedures
Taking Over a Shift • First-Time Boiler Start-up Procedures • Routine Boiler
Start-up Procedures • Boiler Maintenance Procedures • Boiler Shutdown
Procedures • Boiler Inspection • Hydrostatic Test • Boiler Troubleshooting
Taking Over a Shift • First-Time Boiler Start-up Procedures • Routine Boiler
Start-up Procedures • Boiler Maintenance Procedures • Boiler Shutdown
Procedures • Boiler Inspection • Hydrostatic Test • Boiler Troubleshooting
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Boiler operation information is communicated to the boiler operator starting the shift to specify any special procedures required.
Boiler operation information is communicated to the boiler operator starting the shift to specify any special procedures required.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
When blowing down the gauge glass, water should enter the gauge glass quickly when the gauge glass blowdown valve is closed.
When blowing down the gauge glass, water should enter the gauge glass quickly when the gauge glass blowdown valve is closed.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
During a bottom blowdown, the boiler should be under light load and the water level should be at the NOWL.
During a bottom blowdown, the boiler should be under light load and the water level should be at the NOWL.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The blowdown valve is opened to evacuate the low water fuel cutoff chamber with the burner firing during blowdown.
The blowdown valve is opened to evacuate the low water fuel cutoff chamber with the burner firing during blowdown.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
When testing the flame scanner, the flame scanner sensor is covered to simulate a flame failure.
When testing the flame scanner, the flame scanner sensor is covered to simulate a flame failure.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Before starting the boiler for the first time, the boiler should have a minimum water level of approximately 2″ above the bottom of the gauge glass.
Before starting the boiler for the first time, the boiler should have a minimum water level of approximately 2″ above the bottom of the gauge glass.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The burner is started in low fire according to procedures specified by the manufacturer.
The burner is started in low fire according to procedures specified by the manufacturer.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The boiler vent is closed when pressure in the boiler reaches 10 psi to 15 psi.
The boiler vent is closed when pressure in the boiler reaches 10 psi to 15 psi.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The main steam stop valve is opened slowly to allow the pressure to equalize when the boiler is a few pounds below the header pressure.
The main steam stop valve is opened slowly to allow the pressure to equalize when the boiler is a few pounds below the header pressure.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
A broken or discolored gauge glass is replaced using standard procedures for maximum safety.
A broken or discolored gauge glass is replaced using standard procedures for maximum safety.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The low water fuel cutoff controls must be installed vertically for proper performance.
The low water fuel cutoff controls must be installed vertically for proper performance.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The burner is maintained and tested to ensure proper operation and maximum efficiency.The burner is maintained and tested to ensure proper operation and maximum efficiency.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Feedwater pumps should be checked periodically to ensure proper bearing temperatures and checked for any unusual vibration.
Feedwater pumps should be checked periodically to ensure proper bearing temperatures and checked for any unusual vibration.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Safety valves are routinely tested to ensure proper operation and must be serviced by an authorized manufacturer representative.
Safety valves are routinely tested to ensure proper operation and must be serviced by an authorized manufacturer representative.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Steam traps are checked for proper operation when determining the cause of a steambound feedwater pump.
Steam traps are checked for proper operation when determining the cause of a steambound feedwater pump.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
When inspecting a boiler, inspect tube sheets, tubes, and other internal parts for corrosion, overheating, and/or other damage.
When inspecting a boiler, inspect tube sheets, tubes, and other internal parts for corrosion, overheating, and/or other damage.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Handhole covers are removed to provide access to boiler parts during a boiler inspection.
Handhole covers are removed to provide access to boiler parts during a boiler inspection.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
All internal surfaces are exposed and cleaned prior to the boiler inspection.
All internal surfaces are exposed and cleaned prior to the boiler inspection.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
Troubleshooting steps from the manufacturer provide a guide to correcting a boiler operation problem.
Troubleshooting steps from the manufacturer provide a guide to correcting a boiler operation problem.
Chapter 8 — Boiler Operation ProceduresChapter 8 — Boiler Operation Procedures
The boiler room log lists boiler operation data that can be used to increase boiler efficiency and identify a potential malfunction.
The boiler room log lists boiler operation data that can be used to increase boiler efficiency and identify a potential malfunction.