Simon Duplex/ALF aerial ladder quiz Flashcards

0
Q

The K – braced rungs are 14 inches on center. What diameter are they in inches?

A

1 1/2 inches

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1
Q

What size, in inches, are the aerials hand rails?

A

15 inches

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2
Q

The aerial is 94 feet fully extended. What is the fully retracted length in feet?

A

31’8” fully retracted

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3
Q

Hydraulic cylinders are used for what movements?

A

Hoist and extend

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4
Q

The aerial ladder inclinometer is a ball type angle indicator with what range?

A

-20° to 80°

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5
Q

The variable displacement pump creates 2800 psi at what GPM?

A

20 GPM

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6
Q

Three Ariel school valves are linked to the control levers. They are used to ______, ______ , and _____ .

A

Hoist
Rotation
Extension

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7
Q

Personnel shall maintain a distance of ______ while climbing the aerial ladder.

A

10 feet

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8
Q

What is the override switch used for?

A

Use of the aerial without a fully deployed outrigger

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9
Q

Ariel capacity is based on all weight being removed from the vehicle springs , and force being absorbed by ________ & ________.

A

The chassis frame and torque box

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10
Q

The aerial is designed with its maximum strength available when?

A

When it is used unsupported

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11
Q

Always keep the aerial at least _____ feet away from all wires.

A

10 feet

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12
Q

Do not operate the aerial elevated in winds exceeding ____ miles per hour.

A

30 mph

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13
Q

During a ladder pipe operation: capacities are established with outriggers fully set, set turntable level within ______ and Aerial unsupported.

A

3.5°

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14
Q

At 55° to 59° fully extended, what is the weight on each section of the aerial ladder?

A

250, 250, 250, 250

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15
Q

At 30° to 39° fully extended, what is the weight on each section of the aerial ladder?

A

250, 250, zero, 250

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16
Q

What is the outrigger spread on the 2000 American LaFrance?

A

16 feet

17
Q

According to the logbook what are chock blocks used for?

A

Preevent walking of apparatus on outriggers

18
Q

During aerial ladder operations, the preset fast idle is that what RPM?

A

1500 to 1600 RPM

19
Q

When operating that outrigger switches, what will happen if you press the beam switch inward?

A

The beams will move inward

20
Q

The elevation ranges of the aerial ladder are ____ to ____

A

-4° to 75°

21
Q

The rated capacity of the aerial is reduced to 50% when you’re on a grade between ____ & ____

A

6% to 14% grade

22
Q

What activates the PTO and where is it mounted to?

A

An electrical switch, mounted to the transmission

23
Q

At what PSI will the fully deployed outrigger light illuminate?

A

800 pounds of pressure on the jacks

24
Q

When installing an outrigger pin, choose a hole that is a minimum of ___ below the skirt.

A

1/4” minimum

25
Q

When the outrigger pin is inserted, pullback _____ on the pin if leveling is not required

A

1/2”

26
Q

When extending out Riggers, lower the ____ side until the bubble moves past ____.

A

Low side, 1/8”

27
Q

What is true about a 2003 American LaFrance with lockout cylinders?

A

must be deployed after outriggers,
To front and two rear cylinders,
They lock the fifth wheel

28
Q

To outriggers have integral holding valves?

A

Yes, it is a complete system

29
Q

What is the interlock override switch used for?

A

Rotation limiting override

30
Q

The pedestal hydraulic gauge registers PSI from what range?

A

0 to 5000 PSI

31
Q

Pressure to rotate the aerial should not exceed what PSI?

A

1500 psi

32
Q

Pressure used to extend the aerial should not exceed what PSI?

A

2800 psi

33
Q

What is the manual circuit selector used for?

A

Aerial electrical failure

34
Q

Where is the outrigger override valve bank located?

A

Left side of the trailer

35
Q

The EPU is a _____ volt emergency system that flows ____ GPM at ___psi.

A

12 Volt
1.5 GPM
2000 psi

36
Q

The 2006 through 2009 EPU can be operated for how many minutes max?

A

Seven minutes max

37
Q

The 1995 through 2003 EPU can be operated for how many minutes max?

A

Three minutes max

38
Q

The EPU duty cycle on the 2006 through 2009 ALF is what percent?

A

23% duty cycle

39
Q

The EPU duty cycle of a 1993 through 2003 ALF is what percent?

A

7% duty cycle

40
Q

The anchor attachment point on the 2009 American LaFrance is how many PSI?

A

9000 PSI

41
Q

The capstan is rated at how many pounds?

A

250 pounds