On a low pressure steam boiler, the pressure gauge should be connected ______ to the
boiler at the _______ point or _____ of the _________
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Directly to the boiler a highest point of steam space or top of the water
column.
,What type of valve should be used to bypass a control valve?
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Globe valve
Vapor heated above its corresponding saturation temperature with no change in
pressure
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Superheated
What causes water hammer?
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Incorrect valve operation
Normally Open (NO) and Normally Closed (NC) indicate the state of a switch when it
is:
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De-Energized
,The shape of a p-trap forms:
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a positive trap seal
How many GPM must be circulated for every 10000 of heat emission on a boiler.
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1
A bitmeal strip is composed of:
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2 metals brazed together
Pipe is made in which of the following sizes:
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1/8" to 48"
, In order tor return condensate to a boiler the height of the water column needed to
overcome the pressure drop in a two pipe gravity return system is:
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28 inches for each pound of pressure the boiler is producing
Amount of heat required to bring about a change in a state in a substance
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Latent heat
A pop safety valve, that is set to open at 15 psi will close when the pressure is reduced
to _______ psi.
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12
What is the maximum working pressure of the average hot water boiler?
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30psi
boiler at the _______ point or _____ of the _________
Give this one a try later!
Directly to the boiler a highest point of steam space or top of the water
column.
,What type of valve should be used to bypass a control valve?
Give this one a try later!
Globe valve
Vapor heated above its corresponding saturation temperature with no change in
pressure
Give this one a try later!
Superheated
What causes water hammer?
Give this one a try later!
Incorrect valve operation
Normally Open (NO) and Normally Closed (NC) indicate the state of a switch when it
is:
Give this one a try later!
De-Energized
,The shape of a p-trap forms:
Give this one a try later!
a positive trap seal
How many GPM must be circulated for every 10000 of heat emission on a boiler.
Give this one a try later!
1
A bitmeal strip is composed of:
Give this one a try later!
2 metals brazed together
Pipe is made in which of the following sizes:
Give this one a try later!
1/8" to 48"
, In order tor return condensate to a boiler the height of the water column needed to
overcome the pressure drop in a two pipe gravity return system is:
Give this one a try later!
28 inches for each pound of pressure the boiler is producing
Amount of heat required to bring about a change in a state in a substance
Give this one a try later!
Latent heat
A pop safety valve, that is set to open at 15 psi will close when the pressure is reduced
to _______ psi.
Give this one a try later!
12
What is the maximum working pressure of the average hot water boiler?
Give this one a try later!
30psi
