Chapter 7 Basic Fittings for Steam Boilers

Question 1

The type of gauge that is commonly used to indicate steam pressure inside a boiler is the _________ gauge.

a) Gauge glass
b) Bourdon Tube
c) Safety
d) Directly attached

Answer 1

b) Bourdon Tube

Question 2

To protect the pressure gauge from the high temperature of the steam a ________ is installed between the steam and the gauge

a) Check Valve
b) Stop Valve
c) Vacuum tube
d) Pipe syphon

Answer 2

d) Pipe syphon

Question 3

You would test a boiler pressure gauge while in service by using a ________.

a) Dead weight tester
b) Hydraulic tester
c) Master test gauge
d) Pop test

Answer 3

c) Master test gauge

Question 4

the _________ valve protects the boiler when the pressure approaches its maximum allowable working pressure.

a) Vent
b) Safety
c) Check
d) Blowoff

Answer 4

b) Safety

Question 5

The lowest visible part of the water gauge glass will be above the ________ recommended by the manufacturer.

a) Lowest permissible water level
b) Fire line
c) Top of the firetubes
d) Middle try cock

Answer 5

a) Lowest permissible water level

Question 6

An advantage of using a water column is that:

a) It allows air to escape when filling the boiler
b) It will indicate the boiler pressure
c) Makes the water level easier to read
d) Prevents water and steam from escaping if the gauge glass breaks

Answer 6

c) Makes the water level easier to read

Question 7

The blowoff connection on a boiler is made:

a) At the lowest permissible water level
b) Just below the safety valve connection
c) At the lowest point of the boiler
d) Just below the feedwater inlet

Answer 7

c) At the lowest point of the boiler