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WorksheetsAnatomy of a backflow
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
Where test cock is #1
a)
A
b)
B
c)
C
d)
D
2.
Where test cock is #4?
a)
A
b)
B
c)
C
d)
D
3.
Where test cock is #2?
a)
A
b)
B
c)
C
d)
D
4.
Where test cock is #3?
a)
A
b)
B
c)
C
d)
D
5.
Where is test cock #2
a)
A
b)
B
c)
C
d)
D
e)
E
6.
Where is the #2 shutoff valve?
a)
E
b)
F
c)
D
d)
G
e)
C
7.
Where is the #2 check?
a)
G
b)
E
c)
F
d)
A
e)
D
8.
Where is the zone of reduced pressure?
a)
A
b)
B
c)
C
d)
D
e)
E
9.
Where is the relief vent?
a)
A
b)
B
c)
C
d)
D
e)
E
10.
Where is the #1 check valve?
a)
D
b)
E
c)
C
d)
F
e)
B
11.
What is the differential pressure across the #1 check in this image?
a)
5 psig
b)
1 psid
c)
5 psia
d)
6 psid
e)
5 psid
12.
In a deenergized state (when there is no water pressure present) is the relief valve normally open, closed, or in a neutral static state?
a)
Open
b)
Closed
c)
Neutral
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