Chapter 2 - Apparatus Inspection and Maintenance Flashcards
______ refers to keeping apparatus in a state of usefulness or readiness while _____ means to restore that which has become inoperable.
Maintenance
Repair
During the first six months after an apparatus is received, while the paint and protective coating are new and unseasoned, the vehicle should be washed _________ to harden the paint and keep it from spotting
Frequently with cold water
The following washing instructions are recommended:
> Use a garden hose without a nozzle to apply water to the apparatus. High pressure can drive dirt and debris into the finish.
Rinse as much loose dirt as possible from the vehicle before applying soap. This will lessen the amount of grit that mat be scratched into the finish. Never remove dirt by dry rubbing.
Wash the apparatus before dirt, grit, and road salt can dry on the surface.
Do not wash with extremely hot water or while the surface of the vehicle is hot.
Begin washing from the top of the vehicle and work downward.
Dry the apparatus with a clean chamois that is rinsed frequently in a clean water, or use a rubber squeegee.
Use the following steps to clean the interior:
> Sweep or vacuum large, loose dirt particles.
Use warm soapy water or commercial cleaning products to clean surfaces.
Avoid using solvents such as lacquer thinner, acetone, laundry soap, bleach, and naphtha.
Ventilate the cab or crew riding area when using cleaning agents.
Take care when using any liquids around the vehicle’s electrical system.
Keep compartments, hinges, slide tracks, and seals clean and free of debris.
NFPA 1911 requires that all tires be replaced every __ years, regardless of their condition.
7
The ______ turns on various lights at specified intervals so that the startup electrical load for all the devices does not occur at the same time.
Load Sequencer
The _________ “watches” the system for any added electrical loads that threaten to overload the system.
Load Monitor
If an overload condition occurs, the ________ will shut down less important electrical equipment in order to prevent the overload. This is referred to as _________.
Load Monitor
Load Shedding
______ is the distance that the pedal must be pushed before the ______ actually contacts the clutch release fingers.
Free Play
Throw-Out Bearing
In general, steering wheel play should be no more than approximately ___ degree in either direction. On a 20-inch diameter steering wheel, the play may be about ____ inches in either direction.
10*
2 inches
Per NFPA 1901 and 1911, a side-to-side variance in weight should not exceed ____ percent.
7%
Apparatus with air brakes are to be equipped with an air pressure protection valve that prevents air horns or other nonessential devices from being operated when the pressure in the air reservoir drops below ___ psi.
80
