feedwater is treated chemically before it enters the boiler to
Choose an answer
Change scale forming salts to a
1 Remove all dissolved gases 2
nonadhering sludge
3 Increase the acidity of the water 4 Enhance the water's conductivity
Don't know?
Terms in this set (93)
1.5 times the MAWP the pressure applied on the boiler during a hydrostatic test should be
1 or more safety valves all steam boilers must have
when testing the safety valve by hand, there should be at least ____ of
5 psi
pressure on the boiler
#6 fuel oil has high viscosity compared to #2 fuel oil
#6 fuel oil Has the highest heating value in btu/gal
, 8.3 lb/gal Water weighs approximately
212 degrees F at atmospheric pressure, water begins to boil at approximately
.433 psi The hydrostatic pressure of every foot of vertical piping filled with water
All safety valves are removed or when performing a hydrostatic test on a boiler
gagged, the boiler vent is closed,
the main steam stop valve is closed
American Society of Mechanical Safety valve connections must be made according to the requirements
Engineers of the
Anthracite coal that has a high fixed carbon content
Blowdown the boiler if water comes out of the top try cock, the operator must
Boiler vent should be open when filling the boiler with water
Boiler vent Should be kept open when the boiler is warmed up
Burn continually the fire point of fuel oil is the minimum temperature at which the fuel will
Butterfly valve controls the firing rate in a high pressure gas system
By hand or by pressure safety valves on low pressure boilers can be tested
Change scale forming salts to a feedwater is treated chemically before it enters the boiler to
nonadhering sludge
Chimney the induced draft fan is located between the boiler & the
Class B fires Burn oil, grease, paint, & other flammable liquids
Clean the fire & water sides before laying up a boiler, the operator must
Choose an answer
Change scale forming salts to a
1 Remove all dissolved gases 2
nonadhering sludge
3 Increase the acidity of the water 4 Enhance the water's conductivity
Don't know?
Terms in this set (93)
1.5 times the MAWP the pressure applied on the boiler during a hydrostatic test should be
1 or more safety valves all steam boilers must have
when testing the safety valve by hand, there should be at least ____ of
5 psi
pressure on the boiler
#6 fuel oil has high viscosity compared to #2 fuel oil
#6 fuel oil Has the highest heating value in btu/gal
, 8.3 lb/gal Water weighs approximately
212 degrees F at atmospheric pressure, water begins to boil at approximately
.433 psi The hydrostatic pressure of every foot of vertical piping filled with water
All safety valves are removed or when performing a hydrostatic test on a boiler
gagged, the boiler vent is closed,
the main steam stop valve is closed
American Society of Mechanical Safety valve connections must be made according to the requirements
Engineers of the
Anthracite coal that has a high fixed carbon content
Blowdown the boiler if water comes out of the top try cock, the operator must
Boiler vent should be open when filling the boiler with water
Boiler vent Should be kept open when the boiler is warmed up
Burn continually the fire point of fuel oil is the minimum temperature at which the fuel will
Butterfly valve controls the firing rate in a high pressure gas system
By hand or by pressure safety valves on low pressure boilers can be tested
Change scale forming salts to a feedwater is treated chemically before it enters the boiler to
nonadhering sludge
Chimney the induced draft fan is located between the boiler & the
Class B fires Burn oil, grease, paint, & other flammable liquids
Clean the fire & water sides before laying up a boiler, the operator must
