MDFR D/O Exam Questions and Answers
Graded A+
When are you allowed to drive over fire hose? - Correct answer-*Only in extreme
emergency. NEVER drive over the couplings.*
Fuel levels must be maintained at - Correct answer-1/2 tank or more
How often is inventory check performed? - Correct answer-Quarterly
How often do we operate and test master stream monitor devices or ladder pipes? -
Correct answer-Weekly
Driver re-test cannot be taken until - Correct answer-30 days have passed since
previous examination
Failure to pass or failure to re-test within how long will result in repeating MDFR
task book process - Correct answer-6 months
Class 1 leak - Correct answer-Seapage, wetness and no drops
Class 2 leak - Correct answer-Leakage enough to form drop but not cause drop to
fall
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,Class 3 leak - Correct answer-Leakage great enough to cause drops to fall
OOS criteria will include, brake system with ______ - Correct answer-Brake
system with class 2 leakage of brake fluid
OOS criteria will include, tire tread depth less than _____ - Correct answer-4/32"
on any steering (front) axle or 2/32" on non steering (rear) axle
OOS criteria will include, fuel system component with ______ - Correct answer-
Fuel system component with Class 2 leakage of fuel.
OOS criteria will include, service brakes that have an air pressure drop of more
than ____ psi in ______ minute(s) - Correct answer-Service brakes that have an air
pressure drop of more than 2 psi in one minute with engine stopped and service
brakes released
Air compressor must *BUILD* air pressure from ___ - ___ psi, in ___ seconds -
Correct answer-85-100 psi in 45 seconds
Air compressor must *MAINTAIN* between ___ - ___ psi - Correct answer-80-
90psi
Daily apparatus inspection report to be completed no later than - Correct answer-
0900
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, Daily apparatus inspection report is NOT used for - Correct answer-Scheduling
routine or preventative maintenance
Transmission must be checked at an operating temp of - Correct answer-180° or
higher
How often do we connect to a hydrant? - Correct answer-Daily
How often do we perform manual pump shift? - Correct answer-(Weekly) Each
Friday
How often do we perform draft test and backflush complete system? - Correct
answer-(Monthly) First Friday of each month.
When do we clean undercarriage of chassis? - Correct answer-(Weekly) Saturday
When do we wax the suppression? - Correct answer-(Quarterly) The first Tuesday
of each quarter.
DAILY apparatus inspection/duties includes : - Correct answer-- Connect to a
hydrant
- Check pump shift
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
Graded A+
When are you allowed to drive over fire hose? - Correct answer-*Only in extreme
emergency. NEVER drive over the couplings.*
Fuel levels must be maintained at - Correct answer-1/2 tank or more
How often is inventory check performed? - Correct answer-Quarterly
How often do we operate and test master stream monitor devices or ladder pipes? -
Correct answer-Weekly
Driver re-test cannot be taken until - Correct answer-30 days have passed since
previous examination
Failure to pass or failure to re-test within how long will result in repeating MDFR
task book process - Correct answer-6 months
Class 1 leak - Correct answer-Seapage, wetness and no drops
Class 2 leak - Correct answer-Leakage enough to form drop but not cause drop to
fall
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,Class 3 leak - Correct answer-Leakage great enough to cause drops to fall
OOS criteria will include, brake system with ______ - Correct answer-Brake
system with class 2 leakage of brake fluid
OOS criteria will include, tire tread depth less than _____ - Correct answer-4/32"
on any steering (front) axle or 2/32" on non steering (rear) axle
OOS criteria will include, fuel system component with ______ - Correct answer-
Fuel system component with Class 2 leakage of fuel.
OOS criteria will include, service brakes that have an air pressure drop of more
than ____ psi in ______ minute(s) - Correct answer-Service brakes that have an air
pressure drop of more than 2 psi in one minute with engine stopped and service
brakes released
Air compressor must *BUILD* air pressure from ___ - ___ psi, in ___ seconds -
Correct answer-85-100 psi in 45 seconds
Air compressor must *MAINTAIN* between ___ - ___ psi - Correct answer-80-
90psi
Daily apparatus inspection report to be completed no later than - Correct answer-
0900
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
, Daily apparatus inspection report is NOT used for - Correct answer-Scheduling
routine or preventative maintenance
Transmission must be checked at an operating temp of - Correct answer-180° or
higher
How often do we connect to a hydrant? - Correct answer-Daily
How often do we perform manual pump shift? - Correct answer-(Weekly) Each
Friday
How often do we perform draft test and backflush complete system? - Correct
answer-(Monthly) First Friday of each month.
When do we clean undercarriage of chassis? - Correct answer-(Weekly) Saturday
When do we wax the suppression? - Correct answer-(Quarterly) The first Tuesday
of each quarter.
DAILY apparatus inspection/duties includes : - Correct answer-- Connect to a
hydrant
- Check pump shift
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
