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Flashcards in Chpt 18 Deck (59)
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1

The first thing that should happen whenever any drill or when another shift turns over any type of apparatus is to perform a

360 degree walk around inspection

2

The 360 degree walk around provides you with that initial

Size up

3

Most inspections should start at the _____ and continue with a quick cursory look at the apparatus

Drivers door

4

Hydraulic reservoirs have to be checked at least _____, according to your departments SOPs.

Weekly

5

The reservoir contains an integral filter that cleans the oil of particles as small as

10 microns

6

Crossing railroad tracks shortens the ___, the _____, and the ______, that bump you heard during the last call might possibly have been an outrigger plate or a low hanging piece of apparatus under the truck hitting the track as the apparatus passed over it

Angle of approach, angle of departure, and break over angles

7

Are commonly used in apparatus that must operate in larger cities with narrow streets

Short set outriggers

8

The ____ are the largest and most powerful hydraulic system on the aerial apparatus

Lift cylinders

9

These double acting cylinders are used to raise and lower the aerial through the application of hydraulics. They also have ______ that will hold the cylinders in the position requested

Pilot operated check POC

10

The advantage of the ______ is that it allows the driver operator to configure the unit to fly below the 0 degree grade and still have enough power to lift the aerial back up

Double acting cylinder

11

The double acting cylinder also allows for smooth synchronous operations and enables the driver operator to _____ the controls and perform movements of the ladder without jerking and getting the units into a bind

Feather

12

Some aerial devices that have a long reach or heavy sections will utilize two rotation gears. According to engineers, this arrangement reduces ______ that is, side to side motion of the aerial turntable

Backlash

13

Th minimum flow on an aerial device, per NFPA standards, is

1000 gpm

14

The _____ allows the ladder to turn while the waterway stays connected

Hydroelectric swivel

15

In the middle of the device is a water passage with ____ on both the top and bottom of the swivel

Victaulic connections

16

The _____ are the bottom part of the ladder that holds the rungs

Base rails

17

All of the sections bottom rails are called

Base rails

18

The ____ are the actual stepping surface that is used to climb the ladder

Rungs

19

At a minimum, the rungs have an outer diameter of 1 1/4 inches around and should be capable of supporting ____ at the center of each rung

250 pounds

20

The rung has to be able to support _____

Two firefighters or a firefighter and a victim

21

Are stiffening members of the lower rung and base rail assembly

K braces

22

The ____ are the rails that fire fighters hold onto while climbing each section of the ladder

Hand rails

23

Controls located at the platform are the same as those found at the

Turntable control

24

All functions of the platform controls can be over ridden by the _____ from the lower control section

Turntable operator

25

A valve is also provided that taps into the waterway pipe in the platform. It protrudes through the protective cover installed under the platform and will spray up to ____ for cooling under the platform in case of impinging fire

75 gpms

26

The ____ has an obstructed view, and his job is steer the back of the trailer

Tiller man

27

An _____ foot switch is provided in the event of headset failure, through which the tiller operator can signal the driver with one buzz for stop and two buzzes for go

Electric buzzer foot switch

28

The tillerman also has a _____ switch on the floor that he or she must press so that the front driver operator can start the truck, thereby preventing the front driver operator from leaving the firehouse without a tiller operator

Safety or dead mans switch

29

A dash mounted gauge called the _____ informs the tillerman of the position of the rear wheels either centered, left, or right

Rudder control indicator

30

A tracking light is mounted on the back of the truck cab that is visible to the tiller cab; the tillerman uses this light as a ____ to keep the tiller straight

Centering guide