*Logbooks LTI Aerial Ladder

Question 1

What diameter are the K-braced rungs on the LTI aerial?

Answer 1

1 1/2”

Question 2

How far apart are the rungs spaced apart on the LTI aerial?

Answer 2

14” on center

Question 3

What is the retracted length of the LTI aerial?

Answer 3

31’8”

Question 4

What is the extended length of the LTI aerial?

Answer 4

94’

Question 5

What is the total reach for the LTI aerial when fully extended?

Answer 5

100ft

Question 6

LTI aerial- The hydraulic pump is an axial piston, variable displacement type pump with a capacity of ___ gpm.

Answer 6

20 gpm

Question 7

LTI aerial- Hydraulic oil is supplied from an all steel reservoir with a capacity of ___ gallons.

Answer 7

40 gal

Question 8

LTI aerial- The ladder elevation ranges from ___º to ___º

Answer 8

-4° to 75°

Question 9

The variable displacement type pump that provides hydraulic oil to the LTI aerial will create ____ psi and approximately ___ gpm.

Answer 9

2800 PSI and 20 GPM

Question 10

LTI aerial- When is the emergency power unit (EPU) used?

Answer 10

When there is hydraulic or electrical failure

Question 11

Personnel on the LTI aerial should be spaced how far apart?

Answer 11

10 ft

Question 12

Is the LTI aerial designed with its maximum strength in the supported or unsupported configuration?

Answer 12

Unsupported

Question 13

LTI aerial- Position the ladder approximately ___ to ___ inches above the objective.

Answer 13

6-12 inches

Question 14

Always keep the aerial ladder at least ___ feet away from all electrical wiring.

Answer 14

10 ft

Question 15

Do not operate an extended aerial in wind conditions exceeding ___ mph.

Answer 15

30

Question 16

On grades between 6% and 14% (3.5º and 8.0º) capacities of the aerial are reduced by ___%

Answer 16

50%

Question 17

On grades between ___ and ___degrees, capacities of the aerial are reduced by 50%

Answer 17

3.5 and 8 degrees

Question 18

On grades between ___% and ___%, capacities of the aerial are reduced by 50%

Answer 18

6% and 14%

Question 19

Operating the LTI aerial on grades in excess of ___% (or ___ degrees) is prohibited.

Answer 19

14%

9 degrees

Question 20

In relation to the aerial load chart, the turntable of the aerial is considered level if the street grade is less than ___% or ___ degrees

Answer 20

6% or 3.5°

Question 21

The fast idle switch at the outrigger control box will set the engine speed between ____ and ____ rpm.

Answer 21

1500-1600 rpm

Question 22

‘03 ALF- When the load on the aerial is between ___% to ___%, 19-20 bars will illuminate on the “Aerial Loading Warning Display”. The display will also begin to flash.

Answer 22

90-100%

Question 23

‘03 ALF Aerial Loading Warning Display - When the max load on the aerial is exceeded by ___ to ___lbs, an alarm on the pedestal will sound.

Answer 23

50-100lbs

Question 24

LTI aerial- the outrigger system relief valve relieves at _____ psi

Answer 24

2000 psi

Question 25

LTI aerial- For the apparatus level indicator, yellow indicates ____ percent operating capacity. (___ to ___degrees)

Answer 25

50% 3.5° to 8°

Question 26

LTI aerial- The green, yellow and red marks on the Apparatus Level Indicator represent what operational limitations?

Answer 26

Green- full operating capacity Yellow- 50% operating capacity Red- aerial operation prohibited

Question 27

LTI aerial- In the event of an electrical failure, once activated, the _______ allows hydraulic fluid to the outrigger valve bank and aerial controls

Answer 27

Manual Circuit Selector (blocking solenoid valve)

Question 28

'03 ALF- When the load on the aerial is ___%, 18 bars will illuminate on the "Aerial Loading Warning Display". The display will also begin to flash.

Answer 28

80%

Question 29

'09 ALF- The anchor attachments points on the 5th wheel have a rating of ______ lbs.

Answer 29

9000 pounds

Question 30

'06 and '09 ALF LTI- While using the EPU and the rotation interlock override, The aerial can be moved ___ to ___ degrees past the tiller cab toward the short set side and ___ degrees past the tractor cab toward the short set side.

Answer 30

1. 8-10 degrees | 2. 2 degrees

Question 31

What is the tip load rating on all LTI aerials?

Answer 31

250 lbs

Question 32

LTI Aerial- The Hydraulic System Pressure Gauge registers working pressure in the system from zero to _____ psi.

Answer 32

5000

Question 33

LTI Aerial- The pressure in the hydraulic system to hoist the aerial should not exceed _____ psi

Answer 33

2800

Question 34

LTI Aerial- The pressure in the hydraulic system to rotate the aerial should not exceed _____ psi

Answer 34

1500

Question 35

LTI Aerial- The pressure in the hydraulic system to extend or retract the aerial should not exceed _____ psi

Answer 35

2000

Question 36

LTI Aerial- The inclinometer at the base of the aerial is a floating ball-type angle indicator calibrated from ___ to ___ degrees.

Answer 36

-20 to +80 degrees

Question 37

LTI Aerial- Located along the handrails of the main section are extension indicators marked off in ___ foot increments.

Answer 37

5

Question 38

LTI Aerial- An "over the rear" aerial throw is defined as angles up to and including ___ degrees to either side of the apparatus centerline.

Answer 38

45 degrees

Question 39

LTI Aerial- If on a hill, chock blocks for an aerial operation should be placed where?

Answer 39

Downhill side of front and tiller tires

Question 40

LTI Aerial- The "outrigger fully deployed" green light on the outrigger control box will illuminate when an outrigger is fully deployed and pressure being applied to the ground is a minimum _____ lbs.

Answer 40

800

Question 41

The proper method for deployment of the outriggers is to relieve the weight from the tractor’s ________, allowing the load forces to be absorbed by the aerial _____ and chassis frame.

Answer 41

Rear springs Torque box

Question 42

LTI Aerial Outriggers- When inserting the locking pin choose a hole that is a minimum ___ inch below the jack skirt, then back pin out ___ inch

Answer 42

1/4" 1/2"

Question 43

LTI Aerial- What should you do if the apparatus turntable cannot be leveled without the outriggers raising the tires?

Answer 43

Do not level turntable and operate within the reduced capacities

Question 44

'06 and '09 ALF LTI- With the equipped aerial "rotation limiting system", both rotational directions are allowed but swinging toward the short jacked side will be cut-out after approximately ___ degrees of rotation. In an emergency, how would you override this feature?

Answer 44

4 degrees Activate the blocking solenoid and rotation interlock override.

Question 45

'06 and '09 ALF LTI- In the event of electrical failure at the pedestal, what two override features must be activated in order for aerial operation?

Answer 45

1. Blocking solenoid valve | 2. Rotation Interlock Override

Question 46

LTI Aerial- The EPU is a 12-volt dc electric motor and a ___ gpm at _____ psi pump

Answer 46

1.5 gpm 2000 psi

Question 47

LTI Aerial- What in cab switch should be turned off prior to utilizing the EPU?

Answer 47

Aerial PTO

Question 48

'95 Simon to '03 ALF LTI Aerial- The EPU is rated for a maximum of ___ minutes continuous operation

Answer 48

3

Question 49

'95 Simon to '03 ALF LTI Aerial- The EPU can be used over a long period of time at a ___% duty cycle. This % equates to ___ seconds every ___ minutes.

Answer 49

7% 21 sec every 5 min

Question 50

'06 and '09 ALF LTI Aerial- The EPU is rated for a maximum of ___ minutes continuous operation

Answer 50

7 min

Question 51

'06 and '09 ALF LTI Aerial- The EPU can be used over a long period of time at a ___% duty cycle. This duty cycle equates to ___ minutes use in every ___ minutes ( which equals ___ minutes on and ___ minutes off).

Answer 51

23% cycle 2. 3 and 10 2. 3 on / 7.7 off

Question 52

LTI Aerial- what is the max system pressure for the aerial hydraulic system?

Answer 52

2800 psi

Question 53

'93 Simon LTI Aerial only- The load gauge at the pedestal will read what color when the ladder has a forward load?

Answer 53

Green. Should normally be this color during normal aerial/ladder pipe operations

Question 54

'93 Simon LTI Aerial only- The load gauge at the pedestal will read what color when the ladder has a rearward load?

Answer 54

Orange. This occurs when: (1) the aerial is powered into an obstruction (2) when there is extremely high nozzle pressure from a ladder pipe operation (3) during normal bedding of the aerial into the cradle.

Question 55

LTI Aerial: outriggers Deploy the first outrigger out and down on the low side until the bubble in the aerial leveling indicator moves just past level or ____ of an inch

Answer 55

1/8"

Question 56

LTI Aerial: Extension and retraction of the aerial is provided by dual, extension/retraction _____ and _____ drive combination.

Answer 56

Cylinders Cable

Question 57

LTI Aerial: An automatic ____ type brake is used to stop the rotation of the aerial.

Answer 57

Disc

Question 58

LTI Aerial: Electrical power is supplied by the tractor's electrical system. The aerial electrical system is a ____ wire; negative ground return type, utilizing the apparatus frame as ground

Answer 58

Single

Question 59

LTI Aerial: Power from the tractor's system is transferred to the aerial through what?

Answer 59

Electrical swivel coupling The coupling consists of numerous sets of brushes and brush holder assemblies, collector rings and connectors which provide uninterrupted current flow to the aerial circuits through 360º of aerial rotation

Question 60

LTI Aerial: The power take off (PTO) switch is an electric switch that energizes a _____, which allows transmission fluid to the PTO

Answer 60

Solenoid

Question 61

Aerial operating capacities are governed by what?

Answer 61

The Aerial Load Chart

Question 62

LTI Aerial: An anti-friction ____ and ring gear attaches the aerial ladder to the trailer and permits 360º continuous of rotation

Answer 62

Ball Bearing

Question 63

The construction for the outriggers are double box horizontal ____ and vertical ____

Answer 63

Beams Jacks

Question 64

For emergency response the beam IN and jack UP can be operated simultaneously after jack pressure is _____

Answer 64

Released Beam control and jack control switches shall be operated as a single function to watch each beam and jack extend and/or retract

Question 65

If at anytime the road transmission is shifted into gear while performing aerial operations, the _____ will automatically disengage the PTO

Answer 65

Chelsea Hot Start

Question 66

True or False? The outrigger interlock override system is designed to allow use of the aerial in situations where lives are at risk and no other options are available

Answer 66

True

Question 67

Outrigger Operation: Override/Emergency Operation Prior to actuating the applicable button(s) on the outrigger valve bank, the _____ handle must be pulled and held in the actuated position, for the duration of the outrigger operation.

Answer 67

4 way solenoid This manually shifts the blocking solenoid valve, shutting off the oil to the aerial system and directing the flow to the outrigger valve bank.

Question 68

When using the EPU, The system is capable of all functions in a ____ load condition

Answer 68

No load condition

Question 69

'03 ALF Aerial: The Class 1 Aerial Loading Display is designed to warn aerial operators of dangerous loading conditions when the aerial device is operated at ____ (low or high?) angles of elevation.

Answer 69

Low

Question 70

Lockout cylinders: There are times when the drive axle might be sitting higher or lower than the steering axle (i.e. uneven pavement). In these instances, either the two front or two rear lockout cylinders will not make contact with the fifth wheel once fully extended. Does this reduce the capacity of the aerial ladder?

Answer 70

No, all functions and limitations are the same

Question 71

'09 ALF Aerial: The capstan has a _____ lb rating

Answer 71

250

Question 72

'09 ALF Aerial: When using the wench system, turning the handle _______ provides more torque for heavy lifting at slower speeds and _______ provides faster lifts but for lighter loads.

Answer 72

Clockwise Counterclockwise

Question 73

'09 ALF Aerial wench system: To start, wrap the rope around the mechanical winch in a _____ direction (when looking down on the unit from the top) ____ to ____ times starting at the bottom and working up.

Answer 73

Clockwise 4 to 5

Question 74

Actual operating time of the EPU is dependent upon what two criteria?

Answer 74

- batteries state of charge | - hydraulic pressure in control being moved

Question 75

In the event of an electrical failure, the outrigger controls and the aerial controls will become disabled because of the _____ system.

Answer 75

Interlock

Question 76

What are the height of the handrails on the LTI aerial?

Answer 76

15"