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2003 LTI Flashcards

(64 cards)

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1
Q

General Specifications for Shop # 60600 – 60601 & 60611 - 60612

A

60600 – 60601 & 60611 - 60612

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2
Q 
Height (max.): Top of Tiller Cab 
Height: Top of Cab Roof
Height: Cab Full Tilt Position
Length: 
Width (including mirrors)
A 
H Tiller: 11'3"
H Cab: 10'0"
H Tilt: 15'6"
L: 54'6"
W: 9'5"
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3
Q

GVWR (Gross Vehicle Weight Rating)
GAWR (Gross Axle Weight Rating) Front Axle
GAWR (Gross Axle Weight Rating) Rear Axle
GAWR (Gross Axle Weight Rating) Tiller Axle

A

VW: 65,500 lbs
Front: 20,000 lbs
Rear: 24,00 lbs
Tiller: 21,500 lbs

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4
Q

Ground Jack Spread - Fully Deployed ___

A

14’

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5
Q

Apparatus Normal System Voltage Operating Range ____

A

12.9 – 14.4 Volts

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6
Q

Engine Oil Pressure Normal Operating Range (60600, 60611 & 60612) ___ (min) @ idle & ___ (min) @ rated speed

A

12 psi idle

50 psi rated speeed

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7
Q

Engine Oil Pressure Normal Operating Range (60601) ___ psi (min) @ idle & ____ psi @ rated speed

A

5 psi idle

30 to 45 psi rated speed

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8
Q

Engine Coolant Temperature Normal Operating Range (60600, 60611 & 60612) _____, Max ____

A

160º to 210º F

Max. 230º F

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9
Q

Engine Coolant Temperature Normal Operating Range (60601) _____ Max. ____

A

189º to 208º F

Max. 216º F

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10
Q

Engine Fan Clutch Engagement

A

207º F

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11
Q

Transmission Fluid Temperature Normal Operating Range

A

140º to 220º F

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12
Q

Air Brake System Normal Operating Range

A

90 psi to 120 psi

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13
Q

Fuel Tank Capacity

A

65 Gallons

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14
Q

Fast Idle

A

1500 – 1600 RPM

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15
Q

Emergency Power Unit (EPU) Pump

A

1.5 GPM @ 2000 PSI

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16
Q

ONAN: Engine Oil Pressure___ @ normal operating temp.

A

28 – 64 PSI

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17
Q

Onan: Engine Coolant Temperature

A

160º to 195º F

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18
Q

ONAN:
Output
DC Voltmeter

A
  1. 5 kW

12. 5 - 15 Volts

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19
Q

HYDRAULIC SYSTEM:
Oil Reservoir Capacity
Hydraulic Pump Capacity

A

40 Gallons

20 GPM

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20
Q 
HYDRAULIC SYSTEM:
Maximum System Pressure 2800 PSI
Outrigger Relief Valve Setting 2000 PSI
Hoist Maximum Pressure 2800 PSI
Rotate Maximum Pressure 1500 PSI
Extend/Retract Maximum Pressure 2000 PSI
A 
System: 2800 psi
Relief: 2000 psi
Hoist: 2800 psi
Rotate: 1500 psi
EXT & Retract: 2000 psi
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21
Q 
Elevation 
Retracted 
Extended 
Elevated Height 
Sections
A

-4º to +75º
31.8 Feet
94 Feet
100 Feet
4

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22
Q

ENGINE:
Detroit Diesel 470 BHP, 12.7 Liter, Series 60, DDEC IV

Caterpillar 505 BHP, 12.0 Liter, C-12 Electronic Control

A

(60600, 60611 & 60612)

60601

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23
Q

Allison HD 4560P 5-Speed Automatic World Transmission

A

Allison World Transmission

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24
Q

Rockwell FL 943 “Easy Steer” Front Axle
Rockwell RS23-180 Drive Axle, 5.38:1 Drive Ratio
Rockwell FL 941 “Easy Steer” Tiller Axle
Rockwell Air Disc Brakes Front, Rear and Tiller Axles
Rockwell Wabco ABS (Anti-Lock Brake System)

A

Rockwell Axel. Brakes

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25
385/65R 22.5 Front Tires, Load Rating "J" 12R 22.5 Rear Tires, Load Rating "J" 25/65R 22.5 Tiller Tires, Load Rating "J"
Michelin Tires "J" Rating
26
A remote ON/OFF switch which controls the power to the Kenwood/800 radios and MDT is located on a vertical panel _____
just behind the apparatus operator's seat.
27
Normal voltage range is from _____
12.9 volts to 14.4 volts
28
Normal range is ______ and _____
160º F to 210º F (Detroit) | 189º F to 208º F (Caterpillar 60601)
29
Normal range is____ psi @ idle to ___psi @ rated rpm (Detroit) Normal range is ___ psi @ idle to ____ psi @ rated rpm (Caterpillar).
Detroit: 12 psi @ idle - 50 psi @ rpm | (60601) Caterpillar: 5 psi @ idle - 30-45 @ rpm
30
Cab Instrumentation Indicator Lights | Consists of ___ that alert and/or warn the driver of specific apparatus functions:
16 lights
31
Illuminates when oil pressure falls below ___ | or water temperature rises above ___
12 PSI | 230º F
32
Brake System: Illuminates when air pressure falls below ___
65-75 PSI.
33
Low Fuel: Illuminates when approximately ___ of fuel remains.
1/8 tank
34
Charging System Warning: Illuminates when | the alternator ______
is not charging.
35
Maximum restriction at full-load and governed rpm is____ and maximum restriction at no-load and governed rpm is _____
Full load 25 in. H20 | No Load 12 in. H20.
36
Illuminates when the tractor and trailer are at a ___ and an ___ angle.
65º & 80º
37
The MDT will continue to draw electrical current _____ even though the battery master switch is turned OFF.
(approximately 7 to 8 amps)
38
High Idle Switch | This switch enables the engine high idle feature and raises the engine rpm to _____
approximately 1000-rpm.
39
Auxiliary Power Ports | Provides___ access for electrical accessories equipped with proper adapter.
12 Volt
40
(60600, 60611 & 60612) The Detroit Diesel, Series 60 DDEC IV, is a six cylinder valve-in-head type engine. It has a 5.12” bore and a 6.30” stroke
Detroit Diesel (60600, 60611 & 60612) 6 cylinder 5.12" bore 6.30" stroke
41
Engine size ____ and a compression ratio of 15.0 to 1. | (60600, 60611 & 60612)
774 cubic inches
42
The Series 60 develops its highest torque, 1550-ft lbs., at ____ and its rated horsepower _____. (60600, 60611 & 60612)
1200 RPM | 470 @ 2100 RPM
43
Operating range is ______ RPM | (60600, 60611 & 60612)
1200 RPM to 1800 RPM.
44
The best fuel economy is delivered between ____ RPM. Driving at lower RPM’s it delivers the best performance, largest engine life and best fuel economy. Greater torque and pulling power at lower RPM. (60600, 60611 & 60612)
1200 – 1800 RPM
45
The engine can run an additional ___ higher than its maximum operating range. (Harmful when cold - lubriation) (60600, 60611 & 60612)
7%
46
The Series 60 DDEC engine is equipped with an electronically controlled fuel injection system (60600, 60611 & 60612)
This system not only helps to improve fuel economy and vehicle performance
47
The Caterpillar, C-12, is a six-cylinder valve-in-head type engine. It has a 5.12” bore and a 5.90” stroke, (60601)
(60601 only) 6 cylinder 5.12" bore 5.90" stroke
48
Engine size _____ | 60601
729 cubic inches & Compression 16.0 to 1 | 60601 only
49
The C-12 develops its highest torque, _____ and its rated horsepower, ______ (60601 only)
1550-ft lbs. @ 1200 RPM 505 Hp @ 1800 RPM (60601 only)
50
Operating range is _____ RPMs | 60601 only
1200 to 2100 RPMs
51
The best fuel economy is delivered between _____RPM | 60601
1200 – 1800 RPMs
52
The engine can run an additional ___ higher than its maximum operating range. (60601)
7%
53
Under full acceleration (100% pedal travel) the transmission shift points occur at approximately _____ rpm.
2100 rpm
54
Max Speed ___ @ ___ RPMs
68 mph | 2100 rpm
55
If the engine fails to start within _____, release the starter button and allow the starting motor to cool for approximately ____ before trying again. If the engine fails to start after ____.
:15 :15 4 attempts
56
(Good indicator) oil pressure gauge registers | pressure _____ at idle speed
(at least 12 psi)
57
If there is no oil pressure indicated within _____, stop the engine
10 to 15 seconds
58
The pressure should not fall below ____ at 1800 rpm (Detroit) The pressure should not fall below ____ at 1800 rpm (Caterpillar)
28 psi @ 1800 rpm (Detroit) 30 psi @ 1800 rpm (Caterpillar)
59
Allow the engine to idle for_____. This allows the turbocharger adequate time to slow and cool down
4 to 5 minutes
60
Try not to shut down the engine unless coolant temperature is _____.
195º F or less
61
The apparatus is equipped with a dual circuit air brake (primary and secondary) system, a rear spring brake parking system and an auxiliary front axle parking brake system.
``` Primary = Rear Auxiliary = Front ```
62
Air brake operating system pressure for safe operation is between _____
90 and 120 psi
63
This gauge indicates both front _____ and | rear _____
Secondary/ Front = Red | Primary/ Rear = White
64
In the event air brake system pressure drops below approximately ___ a warning buzzer and light will come on
65 psi

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