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109 Cards in this Set
- Front
- Back
- 3rd side (hint)
Maintenance means |
Keeping apparatus in a state of usefulness and readiness |
29 |
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Repair means to |
Restore that which has become inoperable or out of place |
29 |
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Preventive maintenance helps to ensure |
Reliability, reduce frequency of cost on repairs, and reduces out of service time |
29 |
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Goal of preventive maintenance is to eliminate |
Unexpected and catastrophic failure that may endanger firefighters and general public |
29 |
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NFPA 1071 |
Standard for emergency vehicle technician professional qualifications |
29 |
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Driver operator's should be able to perform routine tests, inspection and servicing of the following systems |
Battery, brake system, coolant sustems,electrical system, fuel system, hydraulic fluids, oil, tires, steering system, belts, tools, appliances and equipment |
30 |
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AHJ |
Authority having jurisdiction |
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Who will determine the assignment of maintenance and repair in each department |
AHJ |
30 |
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A more detailed inspection list may be completed |
On a weekly or monthly basis |
30 |
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Process/Guidelines to finding a somthing in need of repair on apparatus are |
Inspection results finding inoperable equipment
Documents
Notifies their immediate supervisor
Status of repair is followed up in a reasonable time.
Items falling under NFPA 1911 (out of service) action should be taken immediately |
31 |
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How to keep longer vehicle life |
Keeping apparatus body clean |
32 |
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Firefighter should check what side of the engine when checking for maintenance |
The side of the fuel lines and filters are located |
32 |
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Clean trucks help prevent? Also helps inspect? |
Prevent buildup of dirt, grime, and diesel fuel residual Helps inspection of hoses and wires for cracks and frays |
32 |
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Most vulnerable area are in an engine compartment where linkages fuel injectors and other controls may become inoperable due to collection of dirt |
. |
32 |
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What does not have external moving parts but should be checked for collection of dirt and oil |
Fuel injectors |
32 |
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To determine a way to neutralize cold weather chemicals you should consult to who |
Highway maintenance authority Apparatus manufacturer may be of assistance |
32 |
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What kind of cleaning could have adverse effects to over cleaning |
Steam cleaning or high pressure water sprayer remove lubrication from chassis engines pump and underbody Do no strip away necessary lubricants |
33 |
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What is necessary to perform after a heavy cleaning |
Routine lubrication to ensure all components are properly protected from excessive wear |
33 |
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Most commonly performed maintenance function |
Washing the exterior of apparatus |
33 |
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For how long of a new apparatus should you clean with cold water and why |
6 months Keep it from spotting and harden the paint |
33 |
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Way to reduce damage to new paint of and apparatus |
Garden hose without a nozzle (high pressure and drive dirt into paint) Rinse as much dirt off as possible before using soap Wash before dirt and grit can dry Don't wash when vehicle surface it hot or with hot water Start at the top Use a chamois or rubber squeegee |
34 |
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Cleaning windshield use |
Warm soapy water or commercial glass cleaner |
34 |
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A CDL gross vehicle rating how many lbs |
26,001 lbs |
36 |
|
Circle or walk around method. |
Walk around clockwise or counterclockwise starting at one point |
36 |
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Inspecting an apparatus and its equipment to ensure everything is in place clean and ready for service |
Operational Readiness inspection |
36 |
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A visual inspection of an apparatus to ensure the major components of the chassis are present and in proper working condition |
Pre-trip Road worthiness inspection |
36 |
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An inspection wear a certain system or component of an apparatus is operated to ensure that it is functioning properly |
Functional check |
36 |
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Two types of inspections conducted during walk-around inspection |
Operational readiness and pre-trip Road worthiness inspection |
36 |
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Where does the driver operator begin his walk around inspection and in what direction |
Drivers door and in a clockwise direction |
36 |
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When approaching a vehicle to be inspected drivers should observe |
Anything readily Apparent from a distance such as body damageTerrainFluid leaks such as water coolant oil hydraulic Terrain TerrainFluid leaks such as water coolant oil hydraulic Fluid leaks such as water coolant oil hydraulic |
37 |
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When inspecting a vehicle indoors |
Area should be properly vented. The apparatus should be parked outside for functional tests if weather permits
chalk wheels |
37 |
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Diesel exhaust may contain up to how many harmful chemicals and compounds |
100 |
37 |
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When to run engines in unvented areas |
Not for any period of time |
37 |
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The maximum amount of weight that an axle system can safely |
Gross axle weight rating |
38 |
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When check tires you should check for |
Type, conditions and inflation |
38 |
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When is it acceptable to mix tires |
Never Make sure tire types match and to never mix radial tires with bias-ply tires |
38 |
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Tire selections are based on |
Gross axle weight rating |
38 |
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The max slmph rating on the tire is not an invitation to continually operate at that speed |
. |
38 |
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What to check for on tire conditions |
Tread depth, tread separation, cupping, wear on the side walls, cut, dry rot, cracks, or objects impaled |
39 |
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Tires may fail if driven on continous highway speed |
. |
39 |
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Manufacturer will have proper published charts so you can customize the pressure to actual axle weight |
. |
39 |
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The maximum tire pressure is not the recommended pressure located the |
Exterior of the tire Use manufacturer chart recommendation on lbs |
39 |
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An electric home monitoring system that will shed electrical load in a predetermined order if the chassis voltage begins to drop below a predetermined level |
"Load management system"
- Are intended to prevent an overload of a vehicle's electrical generation system |
40 |
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Operation of equipment or conductor in an excess of its rated ampacity, continuous overload may result in overheating that damages the equipment |
Overload Due to the large amount of electrical equipment added to a modern Fire Apparatus |
40 |
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Device in an electrical system that turns lights on at specified intervals so that the start-up load for all of the devices does not occur at the same time |
Load sequencer |
40 |
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Device that watches in electrical system for added loads that may threaten to overload the system |
Load monitor Load monitor is the device that shuts down less important equipment. |
40 |
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When an overload condition occurs the "Load monitor" will shut down less important electrical equipment to prevent the overload. This is called? |
Load shedding
|
40 |
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If an inverter is activated to supply power to two 500 watt flood lights the (BLANK?) May shut down the air conditioning system in the cab or the compartment lights |
Load monitor |
40 |
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A component of the powertrain that receives Torque from the engine and converts it to the rotation on the wheels. a clutch is used to disengage the transmission from the engine to allow the apparatus to start stop or change gears to maximize engine performance |
Manual shift transmission |
41 |
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Amount of travel the clutch has before it begins to disengage the engine from the transmission |
Free play (free travel)
the pedal should not have insufficient for excessive free play
Excessive FreePlay may result in the clutch not releasing completely |
41 |
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The component used to put on the internal clutch fingers connected to the clutch pedal and when activated disengages the clutch from the engine |
Throw out bearing |
41 |
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In a steering system the amount of travel between turning the wheel and when the steering system moves |
steering wheel play |
41 |
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What is the distance that the pedal must be pushed before the throwout bearing actually contacts the clutch release fingers |
Free play |
41 |
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What will insufficient FreePlay cause the clutch to do |
Slip, overheat, and wear out sooner than necessary |
41 |
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Steering wheel play should be no more than approximately how many degrees in either direction |
10 degrees |
41 |
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On a 20 inch diameter steering wheel the play Maybe about how many inches in either direction |
2 inches |
41 |
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What is curb weight |
Her weight is the weight of an empty fire apparatus fresh off the assembly line with no tools water equipment or passengers |
40 |
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The manufacturer determines gross vehicle weight rating (GVWR) as the what |
The maximum weight at which a vehicle can be safely operated on roadways in ideal conditions |
41 |
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The GVWR placar may also indicate maximum weight for each axle on the apparatus all along with tire pressure recommendation |
. |
41 |
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Before placing any apparatus in service with all compartments with the intended in service equipment hose water and crew weight each axle compare the results to the gross axle weight rating placard |
If the measure of weight is higher then the gawr remove or redistribute equipment until a safe loading is achieved |
42 |
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Per NFPA 1901 and 1911 a side to side variance in weight should not exceed |
7% |
42 |
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Who may dictate how and when brakes are tested |
Federal, state, and provincial |
42 |
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A braking system that uses a fluid in a closed system to pressurize wheel cylinders when activated |
Hydraulic braking system Smaller apparatus as well as some older vehicles may be equipped with HBS |
42 |
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An electronic system that monitors wheelspin. When braking and a wheel are sense to begin locking up, the break on the wheel is temporarily released to prevent skidding. |
Anti-lock brake system
Most commercial and private Vehicles built since 1990 are equipped with abs |
42 |
|
A braking system that uses compressed air to hold off a spring break (parking break) and applies air pressure to a service brake for vehicle |
Air actuated braking system Most large modern fire department pumping apparatus are equipped with air brakes |
42 |
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On apparatus equipped with air brakes the air pressure must build up to |
A sufficient level within a defined period of time after starting the engine |
42 |
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When apparatus with air brakes is not in use what can you do to maintain adequate air pressure |
Add an electrical air compressor, or connect the apparatus to a fire station compressed air system These May prevent delays in responding |
43 |
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What is an air pressure protection valve |
It prevents air horns or other non-essential devices from being operated when the pressure in the air Reservoir drops below 80 psi on a apparatus with air brakes |
43 |
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What is an air pressure protection valve |
It prevents air horns or other non-essential devices from being operated when the pressure in the air Reservoir drops below 80 psi on a apparatus with air brakes |
43 |
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What is a disadvantage to compressed air tanks |
Compressed air tanks will develop moisture that can cause rusting inside the tank If water is found in the air tanks are reservoirs it should be immediately reported to service maintenance |
43 |
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What brake system reduces the possibility of an apparatus going into a slide jackknife or spin during heavy braking |
Anti-lock brake system |
43 |
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What brake system assist the driver operator in keeping the apparatus in a straight trajectory during heavy or emergency braking |
Anti-lock brake system It also enhances a controlled stop |
43 |
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Apparatus brakes should be thoroughly tested at least |
At least annually using the methods outlined in NFPA 1911 standard for the inspection, maintenance, testing, and retirement of in-service Automotive Fire Apparatus |
43 |
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What should a driver operator conduct B4 Road operations of a commercial vehicle |
Air brake test |
43 |
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What is A series of tests used to ensure the stability of an air braking system. Tests include air loss, air compressor build up, air warning, and emergency parking brake activation |
Air brake test |
43 |
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Devices used in an air brake system that connect between the activation pads in the brake pads that compensate for brake pad wear |
Slack adjusters |
43 |
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apparatus with too much brake Slack can be difficult to stop |
. |
43 |
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What is a tilt cab |
A truck that uses a cab that lowers over the powertrain |
44 |
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Most checks with the exception of (BLANK) should not be conducted while the vehicle is running |
Transmission fluid level |
44 |
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When using the Tilt cab ensure that the control operates freely without binding and what should be latched |
Hold open device is latched |
44 |
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Before working under cab engage |
Prop support |
44 |
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Mini truck cabs have inspection doors that allow you to check |
Engine oil, coolant, and other fluids However the cab should still be lifted on a weekly basis for a thorough inspection of the engine compartment |
45 |
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There is no established order in which to check items in the engine compartment |
. |
45 |
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A device design to remove diesel particulate matter or soot from the exhaust gas of a diesel engine |
Diesel particulate filter (DPF) |
45 |
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Applying Greece and other lubricants to specific parts of a chassis to reduce wear, noise, and binding |
Chassis lubricationHelp reduce Help reduce Help reduce out of service time |
45 |
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In a diesel engine what traps much of the particulate matters in an exhaust emission |
Diesel particulate filters |
45 |
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In what regeneration mode May the vehicle be operated normally |
Automatic regeneration mode Exhaust temperature is raised in order to burn off of particulate matter accumulated in the filter |
45 |
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What happens if the vehicle is driven without automatic regeneration and the filter becomes to contaminate |
The vehicle will experience reduced power in Drive capability until a regeneration cycle is complete |
45 |
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The Selective catalyst reductant system uses diesel exhaust fluid to help further |
Reduce emission |
45 |
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Periodically inspect exhaust system and look for signs of |
Cracks and leaks |
45 |
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On engines with DPF built in 2007 or later it is important during regeneration to watch out for |
High temperatures during the Regeneration process an exhaust leak skin damage surrounding components or set them on fire |
45 |
|
The SAE number indicates only the |
Viscosity of the oil |
46 |
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What are some essential characteristics of oil and it may be controlled by? |
Corrosion Protection, bowling, sludge, and carbon accumulation Controlled by the refiner |
46 |
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If chassis lubrication is within the responsibilities of the driver operator take the following steps to complete these duties |
Be familiar with lubrication field points Wipe the fittings clean Press end of lubrication gun fill hose on to the fitting Continue the process around the vehicle into all lubrication points have been filled |
46 |
|
Continuing to pump after resistance is felt causes what |
Excessive pressure and made damage rubber grease seals |
46 |
|
Driver operator should check that the cable connections are what on truck batteries |
Are tight and protected with a film of Grease, petroleum jelly, or battery terminal protection product |
46 |
|
Batteries give off what kind of gas |
Explosive hydrogen gas |
47 |
|
Newer apparatus may be equipped with what kind of system to facilitate jump-starting without directly accessing the battery |
An on-board charging system or a jumper studs |
47 |
|
Why are fire pumps tested at regularly scheduled intervals |
To compare actual performance to specific standards |
48 |
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What should you do after drafting from a static supply of water such a salt water lake Pond or old water mains before placing the apparatus back in service |
The pump and piping should be thoroughly flushed |
48 |
|
What is a post maintenance repair inspection |
A specific inspection to an area of a chassis or apparatus to ensure that the unit is operating properly in accordance with the manufacturer's initial design |
48 |
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Systematic maintenance program procedures should specify |
Maintenance procedures, when they are performed, and who is responsible for conducting the maintenance. The procedures should also specify a method of reporting, correcting, and documenting all activities |
30 |
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Apparatus maintenance and inspection records are important documents that may serve several functions such as |
Making sure required maintenance was performed. In an accident maintenance records are among those likely to be scrutinized by investigators. A completely documented history of recurrent repairs may also assist in deciding whether to purchase a new apparatus |
31 |
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When performing a routine walk around maintenance inspection the second firefighter should |
Operate the side warning light switch in the cab, calling out to the inspecting firefighter when activated. Operate all rear running an emergency light switches in the cab one at a time, calling out switch type to inspecting firefighter |
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When checking air brake system after one minute air pressure should not drop more than what PSI for straight chassis vehicles or what PSI for tractor-drawn aerial apparatus |
3 PSI for straight chassis vehicles 4 PSI 4psi for aerial apparatus |
61 |
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When engines off and master switch on pump brake pedal continually lowers air tank pressure. Warning light and Buzzard should activate before what PSI |
60 PSI |
61 |
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Air pressure should build up to 85 - 100 PSI in 45 seconds at full engine RPM |
. |
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With parking brake release to continue to pump brake pedal until air brake control sets automatically by the button popping out. The button should pop out between 20 and 40 PSI |
. |
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Step on the brakes firmly when the apparatus is moving at about 5 miles per hour the apparatus should come to a complete stop within 20 feet |
. |
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