MWS CDC UPDATED ACTUAL Exam
Questions and CORRECT Answers
Identify five reqiuremennts for an MWS app that can be found in NFPA1901 - CORRECT
ANSWER - visual/ operational checks and preventative maintenance
Preservice pump certification tests are conducted by - CORRECT ANSWER - An
independent testing agency
If the engine speed check proves the MWS app is running at a different speed than that which it
was originally rated you need to. - CORRECT ANSWER - Stop the testing until the
problem is corrected
When conducting the priming device test and using a pump of less than 1500 gpm the priming
device should be able to create the necessary vacuum in ___ sec to lift 10ft through 20ft of hard
section hose - CORRECT ANSWER - 30 sec
Pumping test in the correct order - CORRECT ANSWER - 1 gradually speed up the pump
until the net pump discharge pressure is 150 psi
2 use a pitot tube or flowmeter to check the flow of water at the nozzle
3 record six diffrent readings at 5 min intervals for a total of 2o min
Set the net pump discharge pressure to 200psi
Set the net pump discharge pressure to 250psi
The three parts of the pressure control test requires you to coles the flowing valves one at a time
- CORRECT ANSWER - No less than 3 sec no more than 10 sec
The guage and flow test compares flowmeter readings with actual pitot tube readings. The two
readings should differ by no more than: - CORRECT ANSWER - 10%
,The tank to pump rate test mesures whether the pimping between an apparatus water tank anf the
fire pump meets the minimum flow standards of - CORRECT ANSWER - NFPA 1901
Match the equipment needed for conducting fire pump service test with its correct function.
Checks the pump intake pressure
Checks engine speed
Needed to match the volumes pumped for the different test
Secures test nozzles
Measures the velocity pressure of a stream of water
Reads the flow of water directly in gpm - CORRECT ANSWER - Compound guages
Tachometer
Solid stream nozzle
Rope or test nd
Pitot tube
Identify the two most important reasons for maintaining good MWS app records - CORRECT
ANSWER - Keeps everyone on the team informed about equipment conditions
Helps determine whether equipment should be repaired or replaced
Match the items
Daily rec
Weekly rec
Periodic rec
Fuel, oil, and mileage rec - CORRECT ANSWER - Fuel level
Pump primer
Safety inspection
Oil filter changes
, An MWS app should be started with all the switches in teh off position in order to - CORRECT
ANSWER - Start the engine without a load
When performing a vacuum service test, once the engine is turned off, the column of mercury
should fall no more than - CORRECT ANSWER - 10in in 5min
During MWS app service testing, the atmospheric air temp Should be between
0C- 100F - CORRECT ANSWER - 0C- 100F
NFPA 1911 requires an MWS app equipped with a fire pump to be service tested - CORRECT
ANSWER - At least once a year or when it has undergone extensive pump repair
What is the best explanation for characteristics of an MWS apparatus - CORRECT
ANSWER - An individual personality- each apparatus may perform, react, and handle
differently.
Left turn - CORRECT ANSWER - 1Activate signal
2Check side and rearview mirror
3 move MWS to left lane, if necessary
4 check for in comin traffic
5 check to see of the side street or road is clear
6 safety make left turn
All of the following are mandatory steps for driving an MWS app through an intersection
without a stop sign ot stoplight and clear of traffic except - CORRECT ANSWER - Bring
the app to a complete stop. **
Approach the intersection with caution
check left, right , and left again for oncommmg traffic
Proceed through the intersection cautiously
Questions and CORRECT Answers
Identify five reqiuremennts for an MWS app that can be found in NFPA1901 - CORRECT
ANSWER - visual/ operational checks and preventative maintenance
Preservice pump certification tests are conducted by - CORRECT ANSWER - An
independent testing agency
If the engine speed check proves the MWS app is running at a different speed than that which it
was originally rated you need to. - CORRECT ANSWER - Stop the testing until the
problem is corrected
When conducting the priming device test and using a pump of less than 1500 gpm the priming
device should be able to create the necessary vacuum in ___ sec to lift 10ft through 20ft of hard
section hose - CORRECT ANSWER - 30 sec
Pumping test in the correct order - CORRECT ANSWER - 1 gradually speed up the pump
until the net pump discharge pressure is 150 psi
2 use a pitot tube or flowmeter to check the flow of water at the nozzle
3 record six diffrent readings at 5 min intervals for a total of 2o min
Set the net pump discharge pressure to 200psi
Set the net pump discharge pressure to 250psi
The three parts of the pressure control test requires you to coles the flowing valves one at a time
- CORRECT ANSWER - No less than 3 sec no more than 10 sec
The guage and flow test compares flowmeter readings with actual pitot tube readings. The two
readings should differ by no more than: - CORRECT ANSWER - 10%
,The tank to pump rate test mesures whether the pimping between an apparatus water tank anf the
fire pump meets the minimum flow standards of - CORRECT ANSWER - NFPA 1901
Match the equipment needed for conducting fire pump service test with its correct function.
Checks the pump intake pressure
Checks engine speed
Needed to match the volumes pumped for the different test
Secures test nozzles
Measures the velocity pressure of a stream of water
Reads the flow of water directly in gpm - CORRECT ANSWER - Compound guages
Tachometer
Solid stream nozzle
Rope or test nd
Pitot tube
Identify the two most important reasons for maintaining good MWS app records - CORRECT
ANSWER - Keeps everyone on the team informed about equipment conditions
Helps determine whether equipment should be repaired or replaced
Match the items
Daily rec
Weekly rec
Periodic rec
Fuel, oil, and mileage rec - CORRECT ANSWER - Fuel level
Pump primer
Safety inspection
Oil filter changes
, An MWS app should be started with all the switches in teh off position in order to - CORRECT
ANSWER - Start the engine without a load
When performing a vacuum service test, once the engine is turned off, the column of mercury
should fall no more than - CORRECT ANSWER - 10in in 5min
During MWS app service testing, the atmospheric air temp Should be between
0C- 100F - CORRECT ANSWER - 0C- 100F
NFPA 1911 requires an MWS app equipped with a fire pump to be service tested - CORRECT
ANSWER - At least once a year or when it has undergone extensive pump repair
What is the best explanation for characteristics of an MWS apparatus - CORRECT
ANSWER - An individual personality- each apparatus may perform, react, and handle
differently.
Left turn - CORRECT ANSWER - 1Activate signal
2Check side and rearview mirror
3 move MWS to left lane, if necessary
4 check for in comin traffic
5 check to see of the side street or road is clear
6 safety make left turn
All of the following are mandatory steps for driving an MWS app through an intersection
without a stop sign ot stoplight and clear of traffic except - CORRECT ANSWER - Bring
the app to a complete stop. **
Approach the intersection with caution
check left, right , and left again for oncommmg traffic
Proceed through the intersection cautiously
