ARFF
TESTED QUESTIONS AND COMPLETE SOLUTIONS
Question 1.
The hand line nozzle test
ANSWER
• Analyzes the effective foam patterns produced from each nozzle setting
Question 2.
the most congested area on the airfield is the :
ANSWER
Ramp
Question 3.
two types of low-energy foam proportioning systems installed on ARFF apparatus :
ANSWER
1. balanced pressure
2. direct injection
Question 4.
identify three methods that can be used to resupply foam
ANSWER
1. overhead gravity
2. filling directly from a 5 gallon container
3. transferring from a tender using a pump
Question 5.
this extinguisher can only be used on flammable metals
ANSWER
dry powder
,Question 6.
identify three steps that should be taken to successfully complete defensive driving straight line and
stopping procedures :
ANSWER
1. come to a smooth safe stop.
2. Drive forward an inverse without weaving
3. accelerate through all the gears without stopping.
Question 7.
pump and roll proper order
ANSWER
1. engage the pump , then discharge briefly with a short burst
2.interrupt agent flow until you are in turret range
3.when in turret range, continually discharge agent
4. bring apparatus to a complete stop
5. operate the apparatus safely in reverse to reposition
Question 8.
this extinguisher can be used on electronics
ANSWER
halogenated
Question 9.
drainage time
ANSWER
if the solution temperature is higher than 70 degrees F , add 0.1 minute for each 3 degrees F
above 70 F, if the solution temperature is lower than 70 degrees F subtract 0.1 minute for each
3 degrees F below 70 degrees F
Question 10.
if you are inspecting wiper blades, windshield, lights, and steering, you are inspecting the
ANSWER
front of the ARFF apparatus
, Question 11.
Identify three true statements about railroad crossings
ANSWER
1. An ARFF apparatus must come to a complete stop before entering a railroad crossing zone.
2. Check to your left and right before proceeding across the tracks.
3. Cross the tracks without delay once both directions are clear.
Question 12.
all of the fallowing statements about the importance of prevenative maintanance are true except that
it
ANSWER
Question 13.
match the gauge with what is measures
ANSWER
1. voltmeter - indicates the condition of the battery
2. water temperature gauge - measures the coolant temperature in the engine
3. ammeter - measures the amount of current drawn from the battery to operate electrical
4. water/foam tank level gauge - measures the available agent in the respective tank
5. agent discharge pressure gauge - measures the discharge pressure in the pump
Question 14.
identify 3 reasons for using inspection reports
ANSWER
1. insurance
2. data references
3. replacement
TESTED QUESTIONS AND COMPLETE SOLUTIONS
Question 1.
The hand line nozzle test
ANSWER
• Analyzes the effective foam patterns produced from each nozzle setting
Question 2.
the most congested area on the airfield is the :
ANSWER
Ramp
Question 3.
two types of low-energy foam proportioning systems installed on ARFF apparatus :
ANSWER
1. balanced pressure
2. direct injection
Question 4.
identify three methods that can be used to resupply foam
ANSWER
1. overhead gravity
2. filling directly from a 5 gallon container
3. transferring from a tender using a pump
Question 5.
this extinguisher can only be used on flammable metals
ANSWER
dry powder
,Question 6.
identify three steps that should be taken to successfully complete defensive driving straight line and
stopping procedures :
ANSWER
1. come to a smooth safe stop.
2. Drive forward an inverse without weaving
3. accelerate through all the gears without stopping.
Question 7.
pump and roll proper order
ANSWER
1. engage the pump , then discharge briefly with a short burst
2.interrupt agent flow until you are in turret range
3.when in turret range, continually discharge agent
4. bring apparatus to a complete stop
5. operate the apparatus safely in reverse to reposition
Question 8.
this extinguisher can be used on electronics
ANSWER
halogenated
Question 9.
drainage time
ANSWER
if the solution temperature is higher than 70 degrees F , add 0.1 minute for each 3 degrees F
above 70 F, if the solution temperature is lower than 70 degrees F subtract 0.1 minute for each
3 degrees F below 70 degrees F
Question 10.
if you are inspecting wiper blades, windshield, lights, and steering, you are inspecting the
ANSWER
front of the ARFF apparatus
, Question 11.
Identify three true statements about railroad crossings
ANSWER
1. An ARFF apparatus must come to a complete stop before entering a railroad crossing zone.
2. Check to your left and right before proceeding across the tracks.
3. Cross the tracks without delay once both directions are clear.
Question 12.
all of the fallowing statements about the importance of prevenative maintanance are true except that
it
ANSWER
Question 13.
match the gauge with what is measures
ANSWER
1. voltmeter - indicates the condition of the battery
2. water temperature gauge - measures the coolant temperature in the engine
3. ammeter - measures the amount of current drawn from the battery to operate electrical
4. water/foam tank level gauge - measures the available agent in the respective tank
5. agent discharge pressure gauge - measures the discharge pressure in the pump
Question 14.
identify 3 reasons for using inspection reports
ANSWER
1. insurance
2. data references
3. replacement
