Piping And Pressures Flashcards
1
Q
Normal propane building supply pressure to a residential building would be?
A
11”wc
2
Q
Where would a technician measure manifold pressure from?
A
Downstream of the gas valve
3
Q
A column of water 14” high will exert a pressure of
A
0.5 psi
4
Q
After the installer completes the finish piping connections to an appliance, the finish piping must be tested for a duration of ______ with an approved leak detector
A
10 mins at working pressure
5
Q
Typical Natural gas pressure in the manifold piping (inside the appliance) is:
A
3-4”WC
6
Q
Typical Natural gas pressure in the finish piping (inside the building) is:
A
7-14”wc
7
Q
Typical pressure in a gas main is carrying natural gas at 0-150psi
A
False
