BACKFLOW PREVENTION ASSEMBLY TESTER PRACTICE EXAM 100 QUESTIONS AND ANSWERS
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Course
Health Care
Institution
Health Care
The loading of the first and second check valves in a RP is always
(A) Less than 1 psid
(B) The same
(C) Different
(D) Maxumun 2 pisd different - answer-Different
A total cross connectiom program should be coordinated with
(A) Plumbling Insprctor
(B) Local Health Dept
(C) Water Purveyor
(D...
BACKFLOW PREVENTION ASSEMBLY TESTER PRACTICE EXAM 100
QUESTIONS AND ANSWERS
The loading of the first and second check valves in a RP is always
(A) Less than 1 psid
(B) The same
(C) Different
(D) Maxumun 2 pisd different - answer-Different
A total cross connectiom program should be coordinated with
(A) Plumbling Insprctor
(B) Local Health Dept
(C) Water Purveyor
(D) All the Above - answer-All the Above
Whan testing a DC water continuues to flow the #4 tesrt cock after the use of bleed off assy the most
probale cause
(A) Fouled #2 check
(B) Fouled #1 check
(C) Leaking #1 shut off valve
(D) Leaking #2 shut off valve - answer-Leaking #2 shut off valve
When protected by a atmospheric vacuum breaker a 2" inlet shall be installed at least above the
floor level rim of the tank
(A) 2"
(B) 4"
(C) 6"
(D) 12" - answer-6"
To properly field test a RP
,(A) The #1 shut off valve must be left open
(B) The #2 shut off valve must be open position
(C) Both shut off valve are in the open position
(D) Both shut off valve are in the closed position - answer-The #1 shut off valve must be left open
When a relief valve of a RP has intermittent discharge the most probabie is
(A) #1 shut off valve leaks by
(B) Relief valve is stuckl closed
(C) #2 shut off is open
(D) Supply line pressuer fluctuations - answer-Supply line pressuer fluctuations
The safe drinking water act of 1974 as amended in 1986 places the primary responsibility for water
quality of the publie water supply on which of the following
(A) Customer
(B) Water Purveyor
(C) Contractor
(D) Backflow Tester - answer-Water Purveyor
When testing a RP a differenitial pressure gauge is used to determine the difference between
(A) The water pressure at #1 test cock and #4 test cock
(B) The water pressure at #2 test cock and #4 test cock
(C) The high side pressure and low side pressure
(D) The high side pressure and gauge pressure - answer-The high side pressure and low side pressure
While observing a RP the relief valve spits intermitently from the relief valve what in the probable cause
(A) #1 shut off leaking by
(B) Fouled relief vakve
(C) Pressure fluctuations
(D) Backpressure - answer-Pressure fluctuations
, How many test cocks are on SVB
(A) 2
(B) 1
(C) 4
(D) 3 - answer-1
Water continuosly leaking from test cock #2 w hile testing the check valve of a PVB is probavly caused by
a leaking
(A) Air inlet
(B) Test cock #1
(C) Shut off valve #1
(D) Shut off valve #2 - answer-Shut off valve #1
When Testing a backflow assembly the first step is
(A) Flush test cock
(B) Attach test gauge hoses
(C) NIIO
(D) Close gauge needle valves - answer-NIIO
A link between a potable watrer supply and a non-potable watrer supply is a
(A) Air Gap
(B) Barometric Loop
(C) Cross Loop
(D) Cross Connection - answer-Cross Connection
The accuracy of field test gauges should be checked
(A) After every test
(B) Annualiy
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