PROCEDURE FOR USING BOILER

1.0 PURPOSE
This SOP describes the procedure of using Boiler.
2.0 RESPONSIBILITY
Responsibility of this operation is with maintenance department.
3.0 PROCEDURE
a) Check water quality and water level in the service tank.
b) Check feed water pump for leakage.
c) Check oil pump.
d) Check fuel oil level in the service tank.
e) Close main steam valve and start feed water.
f) Open bypass valve and ensure that water is passing through blow down line.
g) Start burner, temp will start rising ,when steam goes out of blow line close bypass valve.
h) Pressure starts rising and boiler will get cut off at 10 kg/ cm2
i) Give blow down and observe blow down time.
j) Repeat steps ( f) to (i).
k) Open main steam valve to plant.
l) Check smoke color and adjust blower and oil pressure.
m) Note down pressure, temperature, oil pressure every hour.
n) Give blow down after every 4 hours.
o) After closing the boiler do not forget to cool it for 30 min. by circulating water.