ASSE BACKFLOW REPAIR TEST
Containing a plumbing system from the public water supply provides backflow
protection at the? - Correct Answers -Service or meter connection.
Backflow preventer manufactures, recommended that assemblies be field tested
annually, and when? - Correct Answers -Repaired or installed.
A differential pressure gauge reading of 0.2 PSID is represented on a water column site
tube by? - Correct Answers -5.5 Inches (14cm)
Pollution of a public water supply suggest that the substance in the water is? - Correct
Answers -Aesthetically bad
Back siphonage may occur when the pressure inside the potable water pipe is? -
Correct Answers -Less than atmospheric pressure
Cross connection may be a permanent piping arrangement or a? - Correct Answers -
Temporary hose connection
The isolation of a plumbing water system hazard requires? - Correct Answers -
Appliance or fixture protection
An irrigation sprinkler with chemical injection will require a(n) _____? - Correct Answers
-Reduce pressure principal assembly
Hey pump outlet pressure of 15 psi will have an outlet water rise elevation of? - Correct
Answers -34.6 feet
A Reduce pressure principal assembly check valve #1 is field tested? - Correct Answers
-In the direction of flow
A thrust block is designed to? - Correct Answers -Maintain pipe joint integrity
A direct cross connection Suggest the piping system may be subject to? - Correct
Answers -Back pressure
A pipe restriction flow velocity increase may create? - Correct Answers -Aspiration
, Water supply contamination from Backflow may result in? - Correct Answers -Illness or
death
To prevent backflow in atmospheric vacuum breaker is primarily designed to? - Correct
Answers -Allow air into the outlet piping system
Atmospheric vacuum breakers will typically be located on? - Correct Answers -Plumbing
fixtures and appliances
Mechanical elements of an atmospheric vacuum breaker (ASSE 1001) including air inlet
valve and a? - Correct Answers -Check valve
A deck mounted atmospheric vacuum breakers critical installation level is above the
outlet by? - Correct Answers -1 inch
A hose bib connection is required to have a permanently installed? - Correct Answers -
Atmospheric, vacuum breaker
Atmospheric, vacuum breakers must not be subject to water pressure for more than
_______ hours in a day? - Correct Answers -12 Hours
Hey submerged, atmospheric vacuum breaker (ASSE 1001) is considered? - Correct
Answers -Cross connection
Flow from the outlet of a atmospheric vacuum breaker must not reach a? - Correct
Answers -Valve
An atmospheric vacuum breaker is not required to have a? - Correct Answers -Annual
field test
The air inlet valve of an atmospheric vacuum breaker is held close by? - Correct
Answers -Water pressure
Pressure vacuum breakers shut off valves and Tesco. Will avoid freeze damage if
winterized by? - Correct Answers -Rotating ball valve handles to a 45° angle
A supply pressure loss with a functional check valve will cause a pressure vacuum
breaker to? - Correct Answers -Retain water pressure at the outlet of the check
If not marked, a pressure vacuum breaker's critical level is ____? - Correct Answers -
Measured from the body inlet
A pressure vacuum breaker may have the following on the assemblies discharge
piping? - Correct Answers -Irrigation sprinkler heads
Containing a plumbing system from the public water supply provides backflow
protection at the? - Correct Answers -Service or meter connection.
Backflow preventer manufactures, recommended that assemblies be field tested
annually, and when? - Correct Answers -Repaired or installed.
A differential pressure gauge reading of 0.2 PSID is represented on a water column site
tube by? - Correct Answers -5.5 Inches (14cm)
Pollution of a public water supply suggest that the substance in the water is? - Correct
Answers -Aesthetically bad
Back siphonage may occur when the pressure inside the potable water pipe is? -
Correct Answers -Less than atmospheric pressure
Cross connection may be a permanent piping arrangement or a? - Correct Answers -
Temporary hose connection
The isolation of a plumbing water system hazard requires? - Correct Answers -
Appliance or fixture protection
An irrigation sprinkler with chemical injection will require a(n) _____? - Correct Answers
-Reduce pressure principal assembly
Hey pump outlet pressure of 15 psi will have an outlet water rise elevation of? - Correct
Answers -34.6 feet
A Reduce pressure principal assembly check valve #1 is field tested? - Correct Answers
-In the direction of flow
A thrust block is designed to? - Correct Answers -Maintain pipe joint integrity
A direct cross connection Suggest the piping system may be subject to? - Correct
Answers -Back pressure
A pipe restriction flow velocity increase may create? - Correct Answers -Aspiration
, Water supply contamination from Backflow may result in? - Correct Answers -Illness or
death
To prevent backflow in atmospheric vacuum breaker is primarily designed to? - Correct
Answers -Allow air into the outlet piping system
Atmospheric vacuum breakers will typically be located on? - Correct Answers -Plumbing
fixtures and appliances
Mechanical elements of an atmospheric vacuum breaker (ASSE 1001) including air inlet
valve and a? - Correct Answers -Check valve
A deck mounted atmospheric vacuum breakers critical installation level is above the
outlet by? - Correct Answers -1 inch
A hose bib connection is required to have a permanently installed? - Correct Answers -
Atmospheric, vacuum breaker
Atmospheric, vacuum breakers must not be subject to water pressure for more than
_______ hours in a day? - Correct Answers -12 Hours
Hey submerged, atmospheric vacuum breaker (ASSE 1001) is considered? - Correct
Answers -Cross connection
Flow from the outlet of a atmospheric vacuum breaker must not reach a? - Correct
Answers -Valve
An atmospheric vacuum breaker is not required to have a? - Correct Answers -Annual
field test
The air inlet valve of an atmospheric vacuum breaker is held close by? - Correct
Answers -Water pressure
Pressure vacuum breakers shut off valves and Tesco. Will avoid freeze damage if
winterized by? - Correct Answers -Rotating ball valve handles to a 45° angle
A supply pressure loss with a functional check valve will cause a pressure vacuum
breaker to? - Correct Answers -Retain water pressure at the outlet of the check
If not marked, a pressure vacuum breaker's critical level is ____? - Correct Answers -
Measured from the body inlet
A pressure vacuum breaker may have the following on the assemblies discharge
piping? - Correct Answers -Irrigation sprinkler heads
