Driver Operator Mobile Water
Supply 2026 Exam Questions
and Answers | Already Graded
A+
Identify FIVE requirements for a MWS apparatus that can be found in
NFPA 1901 - ANSWER ✔✔1. An MWS apparatus equipped with a
fire pump must have a tank to pump line at least two inches in diameter
and be capable of supplying the pump with 500 GPM until at least 80%
of the tank is emptied.
,2. An MWS apparatus must be equipped with at least one external fill
connection connected into the tank that allows the tank to be filled at a
minimum rate of 1000 GPM.
3. The external fill connection should be equipped with a valve, strainer,
and a 30 degree elbow.
4.Valves that are three inches or larger must be of the slow closing
design.
5. An MWS apparatus must have at least three large tank discharges
capable of discharging 90% of the tank volume at an average of 1000
GPM.
When Checking the left front or right front side of the fire apparatus,
don't forget to inspect the: - ANSWER ✔✔saddle tanks
Daily inspection - ANSWER ✔✔Ensure auxiliary fuel tank is full
Operate pump primer
, Inspect auxiliary winterization system.
Weekly Inspection - ANSWER ✔✔Clean intake strainers
Pre-service pump certification test are conducted by: - ANSWER
✔✔An independent testing agency
When using a static body of water as your water source during fire
apparatus service testing, the water surface must not be more than___
feet above the centerline of the pump intake and the water must be at
least _____ feet deep. - ANSWER ✔✔10 Feet above
4 Feet deep
If the engine speed check proves the MWS apparatus is running at a
different speed than what which it was originally rated, you need to? -
ANSWER ✔✔Stop the testing until the problem is corrected.
A year has passed and its time conduct the annual vacuum test on your
departments MWS apparatus. You're following the procedures for
conducting the vacuum test and you've already checked for and
removed foreign matter from the hard suction hose. The next step to
perform while conducting the vacuum test is to: - ANSWER
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2026. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
Supply 2026 Exam Questions
and Answers | Already Graded
A+
Identify FIVE requirements for a MWS apparatus that can be found in
NFPA 1901 - ANSWER ✔✔1. An MWS apparatus equipped with a
fire pump must have a tank to pump line at least two inches in diameter
and be capable of supplying the pump with 500 GPM until at least 80%
of the tank is emptied.
,2. An MWS apparatus must be equipped with at least one external fill
connection connected into the tank that allows the tank to be filled at a
minimum rate of 1000 GPM.
3. The external fill connection should be equipped with a valve, strainer,
and a 30 degree elbow.
4.Valves that are three inches or larger must be of the slow closing
design.
5. An MWS apparatus must have at least three large tank discharges
capable of discharging 90% of the tank volume at an average of 1000
GPM.
When Checking the left front or right front side of the fire apparatus,
don't forget to inspect the: - ANSWER ✔✔saddle tanks
Daily inspection - ANSWER ✔✔Ensure auxiliary fuel tank is full
Operate pump primer
, Inspect auxiliary winterization system.
Weekly Inspection - ANSWER ✔✔Clean intake strainers
Pre-service pump certification test are conducted by: - ANSWER
✔✔An independent testing agency
When using a static body of water as your water source during fire
apparatus service testing, the water surface must not be more than___
feet above the centerline of the pump intake and the water must be at
least _____ feet deep. - ANSWER ✔✔10 Feet above
4 Feet deep
If the engine speed check proves the MWS apparatus is running at a
different speed than what which it was originally rated, you need to? -
ANSWER ✔✔Stop the testing until the problem is corrected.
A year has passed and its time conduct the annual vacuum test on your
departments MWS apparatus. You're following the procedures for
conducting the vacuum test and you've already checked for and
removed foreign matter from the hard suction hose. The next step to
perform while conducting the vacuum test is to: - ANSWER
3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2026. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
