(2026/2027) | Comprehensive Review |
Detailed Rationales
• If the operator on an aerial has the DCDL locked and hears tires scrubbing what
should he do? -✓✓ Not worry because it is normal
• Brush trucks have the ability to do what? -✓✓ Pump and Roll
• Audio sirens out run the effective range its audible warning device at speeds
above what? -✓✓ 50mph
• What are some of the problems with homemade pumpers? -✓✓ They are top
heavy
• 2 short blast of the air-horn indicate what? -✓✓ Backing up
• Play in the steering wheel of more than what % is not allowed? -✓✓ 10% - 20"
diameter steering wheel 2" play in either direction
• NFPA 1901 requires water tenders to be designed to be filled at rate of ______
gpm? -✓✓ 1,000
• When a nozzle is shut down quickly, the pressure goes all the way back to? -✓✓
The water main
,• It is dangerous and discouraged to ___ while filling trucks? -✓✓ Filling through
the TOPS of tanks with an open butt of a hoseline
• Most common drafting problem? -✓✓ Air leaks
• What is the proper flow rate percentage? -✓✓ (100%) of their maximum flow
rate at 150 PSI,
(70%) of their maximum flow rate at 200 PSI,
(50%) of their maximum flow rate at 250 PSI
• Most common relief valve? -✓✓ Spring-controlled pilot valve
• Nozzle commonly used in aircraft fires, car fires, voids, attics? -✓✓ Piecing
nozzle
• What indicates the status of a vehicles alternator and charging system? -✓✓ the
ammeter
• What prevents water movement inside of tanks? -✓✓ Baffles - Tank Baffles
must have opening large enough to allow free movement of water at the bottom
and air at the top during filling.
• Vacuum gauge should read? -✓✓ 22 inches of mercury (-75kPa)
• What is the symbol for mercury? -✓✓ HG
, • Brakes should be tested? -✓✓ Annually
• When should volunteer departments do truck checks? -✓✓ After each call
• Inverters have how many watts? -✓✓ 1500 watts
• Portable generator have how many watts? -✓✓ 5000 watts
• Rescued fixed mounted generators have how many watts? -✓✓ 50,000 watts
• Least capable auxiliary brake devices? -✓✓ Exhaust brakes
• Why you should never REV diesel engine especially before shutting off truck. -
✓✓ Damage internal components
• Pump capacity of 750 GPM or greater should have how many discharges? -✓✓ 2
• Standpipe should be supplied at? -✓✓ 150 PSI
• All gauges should be calibrated within? -✓✓ 60 days
• Pump certification is done by? -✓✓ Independent testing organization (CFPI)
• How many feet is theoretical lift? (pumping in a total vacuum) -✓✓ 33.9ft