95/96 Simon Duplex LTI Logbook Flashcards
1
Q
What is the full length of the truck?
A
54’10”
2
Q
How many quarts of coolant for the Onan?
A
5 quarts
3
Q
At -2 - 9 degrees how many people can you have on the aerial and where?
A
1 person (250), fly only
4
Q
What is the bore and stroke size of the Cummins Diesel engine?
A
5.5” bore
6” stroke
5
Q
For caging the brakes, you should place the “T” shaped end into the hold of the brake chamber and turn the bolt how many inches to lock it into place?
A
1/4”
6
Q
When on scene, if all warning lights are activated what shall be engaged?
A
High idle, assist alternator in keeping up with electrical current demands and prevents load manager from cutting out
7
Q
At 30-39 degrees how many people can you have on the aerial and where?
A
3 people, 250 on base, 250 on inner mid, 250 on fly
8
Q
When tilting the cab, you should always do what 4 things?
A
Set parking brake and chock wheels
Raise to full tilt and engage safety lock
9
Q
Ladder pipe/load capacities are established with outriggers fully extended and set within what grade?
A
6%/3.5 degrees
10
Q
What is the hoist maximum pressure?
A
2800 psi
11
Q
What kind of communications system is equipped on the 95 and 96 trucks?
A
David Clark
12
Q
What is the horsepower and torque for the Cummins Diesel engine?
A
460 HP @ 1600
1550 ft lbs of torque @ 1200 rpm
13
Q
At what RPM does the Detroit Diesel deliver the best fuel economy?
A
1200-1800 rpm
14
Q
Before going underneath to check slack adjusters, what 2 safety precautions shall be done?
A
Chock wheels and release service brake
15
Q
What weight engine oil do the Diesel engines take?
A
15w-40
16
Q
What is the compression ratio for the Cummins Diesel engine?
A
16.3:1
17
Q
What is the average weight of the tiller axle?
A
21,280 (95)
20,710 (96)
18
Q
What is your capacity limit for grades up to 6%/3.5 degrees? (6 ft rise within 100 ft)
A
100% (green)
19
Q
What trucks are equipped with the Jacobs engine brake?
A
1995
20
Q
What is the actual weight of the 96 truck fully loaded with personnel?
A
58,910 pounds
21
Q
What color must the battery maintenance “eye” register for it to indicate a properly function battery?
A
Green
22
Q
For 95-96 trucks that have the Cummins engine, what is the model number and how much horsepower?
A
Cumin N14-460E 14 liter, 460 BHP @ 1600 RPM
23
Q
The EPU is rated for a maximum of how many minutes of continuous use?
A
3 minutes
24
Q
For the Cummins Diesel engine, does driving at lower rpm’s deliver best performance, largest engine life and best fuel economy?
A
Yes
25
What type of motor oil does the Onan generator take?
15W-40 motor oil
26
For tip loading capacities with and without water flowing, if your angle is 46 degrees or greater and/or 65 feet out or less, what are your limitations?
500 pounds at the tip and water flowing
27
When applying brakes it is recommended that you apply firm constant pressure as opposed to “pumping” brake pedal, why?
Pumping brake pedal may deplete brake system air reservoir supply
28
At what psi for the air braking system does the warning buzzer and light come on?
Approximately 65 psi
29
Where does the PTO get its primary power from?
The engine
30
For Cummins Diesel engine, how much higher than the maximum operating range can it run?
7% additionally, do not run when engine is cold due to minimal lubrication
31
How long is the cord reel and how many 20 amp receptacles?
200’, 2 receptacles
32
Do not operate aerial ladder if winds exceed how many mph?
30 mph
33
What is the fuel tanks capacity?
50 gallons
34
At 65-75 angles how many people on the aerial and where?
6 people, 500 on base, 500 on inner mid, 250 on outer mid, 250 on fly
35
What is the Onan generator normal engine oil pressure operating range?
28-64 psi @ operating temp
36
Should the PTO be off when operating the EPU?
Yes
37
For the 96 truck (60529) that has the Detroit engine, what is the model number and horsepower?
Detroit 12.7 liter, series 60 DDEC IV, 470 BHP
38
Does the Detroit Diesel have any throttle linkage?
No, has electronic foot pedal
39
What type of oil does the swing drive take?
90W gear oil
40
What shop numbers do the 95 trucks have?
60477-60486
41
What is the length of the ground jacks when fully deployed?
16’
42
Once cab is fully tilted and safety locks are placed (do not lower cab onto safety locks), what 2 switches should be in the off position?
Ignition and battery switch
43
You should always have some load connected to onan due to combustion chamber temps dropping to the point where the fuel does not burn completely causing what?
Slobbering and white smoke
44
What is the normal operating engine oil pressure for the Detroit Diesel engine?
12 psi @ idle, 50 psi min @ rated
45
For the air brake operating system, what does the primary delivery system supply air to?
Rear axle service circuit
46
Pulling this handle out directs oil into outrigger override control button valves?
4 way solenoid valve
47
What is the onan normal operating temperature?
160-195 degrees
48
For the Cummins Diesel engine, what 2 things does the engine position sensor provide?
Engine speed and position information
49
What type of protection is recommended while inspecting brakes due to debris from air exhausting from brake relay valve of undercarriage getting in eyes?
Safety glasses
50
Before checking slack adjusters, you should build up air to what psi?
When governor cuts out at approximately 120 psi
51
For shutting down the engine, you should not shut down engine unless coolant temperature is at what degree?
195 degrees or less
52
What kind of rims and sizes are equipped on the rear axles of the 95 and 96 trucks?
Alcoa 22.5 x 8.25
53
How many quarts does the transmission take?
51 quarts
54
What are the normal voltage range for trucks?
12.9-14.4 volts
55
The emergency power unit (EPU) designed for what 2 failures?
Electrical and hydraulic failure
56
At what pressure does the ground jack deployed light activate (ground jack pressure on ground)?
800 psi
57
What type of fluid does the cab lift hydraulic take?
ATF Dexron II
58
What is the maximum elevated height of the aerial ladder including ground to pedestal?
100 feet
59
In order for the PTO switch to be energized what 2 things have to be set in the cab besides pressing the switch?
Transmission in neutral
| Parking brake set
60
Where is the radio switch located for the kenwood/800 radios and MDT?
In compartment just below captains seat
61
Where is the throttle position sensor located for the Cummins Diesel engine?
In the throttle foot assembly
62
When checking for leakage on flexible hose for brake chamber and diaphragm, if any leakage around these areas, what does it most likely indicate?
Defective brake diaphragm
63
Before jump starting and using jumper cables, what type of system (negative terminal attached to a metal part on the apparatus) should you make sure the booster vehicle has?
Negative ground system
64
If oil pressure does not fall within guidelines when starting up the apparatus, what shall be done?
Stop engine and investigate
65
What type hydraulic fluid does the aerial hydraulic reservoir take?
AW hydraulic oil 32 chevron
66
How many quarts of oil for the Onan?
4 quarts
67
What determines the severity of injury when coming in contact with wires, volts or amps?
Amps (current)
68
For manually tilt cab, you shall insert the handle at hydraulic pump located at rear side of tractor compartment, make sure hydraulic fluid control valve knob is turned in what direction until it stops?
Clockwise
69
When parked in quarters, plug in the power cord to shoreline power, after plugging in the cord and turning switch on, what lamp will illuminate?
Block heater lamp
70
What is the transmissions normal operating temperature range?
140-220
| 160-200
71
How many quarts does the drive axle take?
24 quarts
72
With brakes released to measure slack adjusters, how do you measure and record the distance of movement?
From edge of brake chamber to center of brake push rod/slack adjuster clevis pin
73
The actual operating time of the EPU dependent upon what 3 things?
Batteries
State of charge
Hydraulic pressure in control being moved
74
Can the EPU still work with the battery switch off?
Yes
75
What type of gas do batteries give off?
Hydrogen gas, highly explosive
76
How many positions does the Telma retarder lever have?
5 positions
77
How many quarts for the cab lift?
4 quarts
78
What is the electronic foot pedal assembly designed to communicate to the engines electronic control module?
“Percentage” of foot travel
79
At 10-29 degrees how many people can you have on the aerial and where?
2 people, 250 on fly, 250 on base
80
What is the height of the tiller cab?
11’8”
81
What is the lowering into cradle maximum pressure (bedding aerial)?
800 psi
82
Engine and transmissions electronic control units (ECU) incorporate their own what 3 things?
Program
Diagnostic capabilities
Safety features
83
When does the neutral indicator light activate for the transmission?
Illuminated when transmission is in neutral
84
What are the elevation angles of the aerial ladder?
-4 - 75 degrees
85
At what psi do the warning light and buzzer shut off at for the air braking system?
65-75 psi
86
When operating the aerial on a hill where should the wheel chocks be placed?
On downhill side of front and tiller tires
87
What 2 tools are used to measure the slack adjusters?
Appropriate ruler or tape measure
88
When stopping the Onan, you should let it cool down by running at no load for how many minutes?
3-5 minutes
89
When does the service transmission indicator light activate?
Illuminated when transmission service is needed
90
What is compression ratio for the Detroit Diesel?
15:1
91
When making connections with jumper cables, where should your connections go?
Positive terminal of dead battery to positive terminal of booster battery
Negative terminal of booster battery and other end to frame of disabled vehicle
92
For starting the apparatus, if the engine fails to start within how many seconds, how long to allow starter to cool before trying again and how many attempts?
Fails to start in 15 seconds, allow starter to cool for 15 seconds, after 4 attempts inspect to determine cause
93
For the Detroit Diesel engine (60529), the oil pressure should not fall below what psi during start up?
28 psi @ 1800 rpm, normal pressure should be higher
94
Once your connections to jump start a disabled vehicle have been connected, you should run the engine of the booster battery at moderate speed which is what rpm range?
1000-1500 rpm
95
What are the different speeds for the different gears at which the transmission shifts?
```
1 - 15 mph
2 - 23 mph
3 - 33 mph
4 - 53 mph
5 - 68 mph
```
96
What kind of tires are equipped on the rear axles of the 95 and 96 trucks?
Michelin 12R 22.5, load rating “J”
97
What 4 times shall first gear range be used when manually shifting transmission?
Pulling through mud
Maximum traction
Tight spaces
Up or down steep grades
98
How many quarts does the Cummins Diesel engine take?
44 quarts with filter
| 38 quarts without filter
99
How far should you keep the aerial ladder away from wiring?
At least 10 feet
100
For tip loading capacities with and without water flowing, if your angle is less than 26 degrees and/or at 85 feet out or more, what are your limitations?
250 pounds at tip or water flowing
101
When disconnecting the battery, what terminal should be disconnected first?
Ground terminal
102
How many quarts of coolant does the Cummins Diesel engine take?
45.5 quarts
103
When making your connection the frame of the disabled vehicle, how far away from the battery should you be?
18 inches
104
What is the gross vehicle weight rating (GVWR) of the front axle?
20,000 pounds
105
For measurements of slack adjusters, if the distance measured exceeds how many inches, the brakes are out of adjustment and require immediate attention?
2 inches
106
Are we allowed to operate the aerial on grades in excess of 14%/9 degrees?
No, prohibited (red)
107
What kind of alternator is equipped on the 95 and 96 trucks?
Leave-Neville JB A0014852, 240 amp
108
What is the normal operating range in rpm’s for the Detroit Diesel engine?
1200-1800 rpm
109
Can the outrigger control switches be operated simultaneously?
Yes, but not recommended
110
When battery switch is off, what 2 things does it cut power to?
800 radios and kenwood
111
For idling, you should engage the high idle switch if engine is to idle longer than how many minutes?
5 minutes
112
Where are the 3 switches located to start up the Onan?
Mounted on generator itself
Control box mounted inside left compartment
Switched located on dashboard of cab
113
What are 11 circuit breakers are on the electrical panel?
```
Cord reel receptacle
Main
Cord reel receptacle
Main
Front quartz
Rear trailer quartz
Left front receptacle (tractor)
Right front receptacle (tractor)
Left rear receptacle (trailer)
Right rear receptacle (trailer)
Aerial ladder receptacle
```
114
What is the operating range of the Cummins Diesel?
1200-1600 rpm
115
What is the only thing on the truck that the battery does not cut power to when off?
MDT, draws 7-8 amps when battery switch is off
116
What is the tip load capacity of the LTIs?
250 pounds
117
What is the extend/retract maximum pressure?
2000 psi
118
What is the gross vehicle weight rating (GVWR) of the truck?
65,500 pounds
119
What is the DC voltmeter system voltage for the Onan generator?
12.5-15 volts
120
What 3 benefits does keeping the power cord plugged into shoreline power outlet do?
Aids in quick, dependable engine starts and increased engine life and battery life
121
What is the bore and stroke for the Detroit Diesel?
5. 12” bore
| 6. 30” stroke
122
What 6 things does the Detroit Diesel engine diagnostics do self checks and continuous monitoring of?
```
Oil temp
Coolant temp
Oil pressure
Fuel pressure
Coolant level
Remote sensors
```
123
What does the emergency power units (epu) pump operate at?
1.5 gpm @ 2000 psi
124
When does the low air pressure indicator light activate?
Illuminated when air pressure falls below 60 psi
125
When short jacked, what will be necessary to lower the “short” jacked outrigger?
Interlock override switch
126
How far are the rungs spaced on the LTI aerial?
14”
127
At what degree is the full cab tilt position at?
Approximately 50 degrees
128
When inspecting the slack adjusters, it is recommended that you also inspect what 2 things for brakes?
The flexible airlines to brake chambers and brake diaphragm for air leakage
129
The aerial main control valve opens to let fluid in to the aerial control spool valves when what 2 things are depressed/actuated?
When dead man is depressed or emergency blocking valve solenoid is actuated
130
How many different positions does the wiper outer switch have and how many different wiper speeds does it have?
3 positions, 2 different wiper speeds
All the way down max delay, moving know up decreases delay of wipe
131
When does the low engine oil PSI light activate?
Illuminated when oil falls below 3 psi
132
Personnel on the aerial ladder should maintain a distance of how many feet apart?
10 feet
133
What is the best fuel economy range for the Cummins Diesel engine?
1200-1600
134
When does the stop engine indicator light activate?
Illuminated when problem with engine
135
What weight oil does the drive axle take?
90W-40 oil
136
What happens if you shut engine down immediately after high speed operation?
May cause damage to turbo charger as it will continue to turn without an oil supply to bearings, failure or turbo seals and bearings
137
For starting the apparatus, if there is no oil pressure within how many seconds should you stop the engine and check lubricating system?
10-15 seconds
138
What kind of tires are equipped on the tiller axles of the 95 and 96 trucks?
Michelin 425/65R 22.5, load rating “J”
139
At what rpm do the transmission shift points occur at?
Approximately 2100 rpm under full acceleration
140
What is the air cleaner restriction gauge for?
Air restriction in engine air intake in inches of mercury (H20)
141
What do the 3 aerial control spool valves operate?
Hoisting cylinders
Rotation motor (swing drive)
Extension cylinders
142
When does the check engine indicator light activate?
Illuminates when problem with engine
143
To make the caging process easier, if possible and there is enough air in the system, release the spring brakes by doing what?
Pushing in on yellow brake knob before attempting to “cage” brakes
144
For long engine idling periods, if not engaging the high idle, what 4 things can occur?
Engine cooling temp falls below normal operating range
Crank case dilution
Formation of lacquer or gummy deposits on valves, piston and rings
Rapid accumulation of sludge in engine
145
What kind of air brake system control components are equipped on the 95 and 96 trucks?
Bendix
146
What 5 sections is the logbook divided into?
```
Introduction
Driving and controls
Aerial operation
Maintenance
Records
```
147
What does the voltmeter measure?
Battery voltage when engine is running
148
What kind of front axle is equipped on the 95 and 96 trucks?
Rockwell FL943 “easy steer” 20K capacity
149
If air pressure is reduced to approximately what psi in both systems, the spring brake valve automatically apply?
40 psi
150
What is the normal operating range in rpm’s for the Cummins Diesel engine?
1200-1600 rpm
151
What kind of tires are equipped on the front of the 95 and 96 trucks?
Michelle. 385/65R 22.5, load rating “J”
152
What is the height of the roof of the cab?
10’5”
153
What are the air brakes normal operating range?
90 - 120 psi
154
What kind of batteries are equipped on the 95 and 96 trucks?
AC/Delhi 31-900CT 12V maintenance free batteries
155
What kind of brakes are equipped on all axles for the 95 and 96 trucks?
Rockwell air disc brakes
156
What is the gross vehicle weight rating (GVWR) of the rear axle?
24,000 pounds
157
What is the rotation maximum pressure?
1500 psi
158
At 60-64 degrees how many people can you have on the aerial and where?
5 people, 500 on base, 250 on inner mid, 250 on outer mid, 250 on fly
159
What is the hydraulic oil reservoir capacity of the truck for the hydraulic system (outriggers and aerial)?
40 gallons
160
For use of the EPU over a longer period of time what is the percentage of the duty cycle and how long is the use?
7% duty cycle, 21 seconds in every 5 minutes
161
What 3 things is the logbook designed for?
Troubleshooting
Operation
Maintenance
162
Is the Detroit Diesel series 60 designed to run at lower RPMs?
Yes, it delivers best performance, largest engine life and fuel economy
163
How much oil does the Detroit Diesel take?
38 quarts with filter
| 32 quarts without filter
164
What type of alternator is the leece-Neville JB A0014852 240 amp?
Self-energizing type
165
What year trucks have the Thelma retarder and what model?
96 trucks, F2400 focal driveline retarder
166
What 3 controls are provided for the aerial communication system?
Listen volume
Push to talk
Talk volume
167
For starting the apparatus, at what psi is a good indicator that all moving parts are getting lubrication when looking at the oil pressure gauge?
At least 10 psi @ idle speed
168
What do the 3 colored headings danger (red), caution (yellow), notes (blue) tell us?
Danger - when operating procedure are not done correctly could result in injury or death
Caution - when operating procedures if not strictly observed could cause damage or destruction to equipment
Notes - used when an operating procedure is essential to highlight
169
For the air brake operating system, what does the secondary delivery system supply?
Front axle service circuit
170
How many cubic inches does the Detroit series 60 DDEC IV Diesel engine have?
774 cubic inches
171
When checking the brake lining on brakes, the brake lining should not be less than how many inches?
1/4” on either pad
172
When will the jackknife buzzers go off for the 95 and 96 trucks?
65-90 for 95
65-80 for 96
Buzzer will deactivate after passing each angle
173
How many sections does the aerial ladder have and what are they called starting from pedestal?
4 sections
| Base, inner mid, outer mid, fly sections
174
What kind of emergency light system is equipped on the 95 and 96 trucks?
Code 3
175
Where is the PTO (power take off) mounted?
On the transmission
176
What 2 types of protection should you always wear when working on or around batteries?
Safety goggles and protective clothing
177
At 40-59 degrees how many people can you have on the aerial and where?
4 people, 250 on base, 250 on inner mid, 250 on outer mid, 250 on fly
178
When placing the pin on the outrigger, you should choose a hole that is a minimum of how many inches and how many inches do you pull the pin out?
1/4” below jack skirt, 1/2” out
179
What is the width of the truck mirror to mirror?
10’
180
What is a good rule of thumb when checking the lining of the brake pads?
Lining should not be less than steel backing plate of shoe
181
When using the ground plates under icy or slippery conditions what must be done to the standing surface before placing ground plate under outrigger?
“Rough up” surface to prevent sliding condition
182
When is it the most important time to observe the engine oil pressure gauge?
At start up to determine engine is receiving lubrication
183
What is the outrigger relief valve setting at?
2000 psi
184
What is the maximum restriction for air cleaner under full load and no load?
Full load - 25 in/H20
| No load - 12 in/H20
185
What transfers power to the hydraulic pump for the aerial from the engine utilizing the transmission fluid when turned on?
PTO, engages shaft which transfers power to hydraulic pump
186
When lowering the cab, you should continue to hold the remote in the lower position for how many seconds to ensure cab locks are fully engaged?
5 seconds
187
When does the water in fuel/separator light activate?
Illuminated when there is water in fuel
188
At what psi and during emergency situations shall the operator use discretion as to the need to operate the apparatus?
When there is less than 90 psi in both primary and secondary tanks
189
What kind of tiller axle is equipped on the 95 and 96 trucks?
Rockwell FL 941 “easy steer” axle, 21.5K capacity
190
What is watt output of the onan generator?
7.5 kw
191
For the Cummins Diesel engine (60477-60486, 60530-60532), the oil pressure should not fall below what psi during start up?
35 psi @ 1200 rpm, normal operating pressure should be higher
192
For caging the brakes, tighten the nut on the “T” shaped bolt until it can no longer be turned in a clockwise direction, the bolt should stick out of the chamber approximately how many inches when fully caged?
4 inches
193
How many gpm’s is the hydraulic pumps capacity?
20 gpm
194
At what rpm range does the engine idle at?
500-800 rpm
195
BEST STABILITY is over the rear within the what?
Rear tire tracks
196
What is the procedure (4 things) for checking the flexible lines coming from brake chamber or diaphragm?
Grasp and flex air hose
Listen for leakage at or around hose
Inspect for cracks, cuts, routing problems or wear
If necessary place finger around each area and “feel” for any leakage
197
How many quarts for the power steering?
11 quarts
198
To prevent shorting of electrical system, you must remove metal rings, watches or other metallic accessories and do not allow metal tools to contact what terminal of battery?
Positive terminal
199
What are the 3 different settings for the tiller can heater temperature control and how many BTUs?
Low-2900 BTU
Medium-4100 BTU
High-6150 BTU
200
What type of demand will the engine respond accordingly to?
Drivers demand
201
What type of fluid does the power steering take?
15W-40 motor oil
202
The GREATEST reach of the aerial is over the what?
Side
203
For the 95 and 96 trucks, how do you activate the high beams fully and how do you activate the “flash to pass”?
Fully - pull turn signal lever towards you until it clicks
“Pass to flash” - pull turn signal lever gently so that it does not travel to click position
204
When reconnecting the battery what terminal should always be connected last?
Ground terminal
205
What gear ratio does the rear axle on the 95 and 96 truck have?
5.38:1 ratio
206
What 3 things should you never set outrigger over?
Storm drain or man hole cover, do not bridge street and curb
207
How many quarts of coolant does the Detroit Diesel engine take?
59.5 quarts
208
What is your capacity limit for grades of up to 6%-14%/3.5-8 degrees? (6 ft rise within 100 ft)
Reduce capabilities by 50%(1/2) (yellow)
209
When titling the cab, if not raising and the hydraulic motor is running you should make sure the pump flow control knob on the lift pump itself is turned in what direction until it stops?
Clockwise
210
To avoid damage to vehicle electronic components, voltage supplied to a vehicles electrical system must not exceed how many volts?
16 volts
211
In order to start the engine while using the engine starter button, what switch must be on in order to crank the engine?
Ignition switch
212
The motor and pump of the EPU is a 12 volt DC electric motor rated at what psi and gpm?
1.5 gpm at 2000 psi pump
213
What kind of driveline u-joints are equipped on the 95 and 96 trucks?
Spicer 1810
214
What type of electrical system do apparatus have?
12v negative ground electrical system
215
What is the actual weight of the 95 truck fully loaded with personnel?
58,760 pounds
216
Over the rear operation is defined as angles up to and including what degree to either side of the apparatus centerline and affords the MOST STABLE operating position for the aerial?
45 degrees
217
What is the height of the cab fully tilted?
16’2”
218
How far above the objective should you position the aerial ladder?
Approximately 6-12”
219
How long is the aerial ladder fully retracted?
31.8 feet
220
For Detroit Diesel, what is the horsepower and torque?
470 hp at 2100 rpm
| 1550 ft lbs at 1200rpm
221
When do the the approaching jackknife indicator lights activate?
65-90 for 1995
| 65-80 for 1996
222
In order for spring brake chambers to be released, what do they require?
Air pressure
223
What is the normal operating temperature for the Cummins Diesel engine?
180 - 200 degrees, 220 max
224
Where is vehicle speed sensor located for the Cummins Diesel engine?
Transmission housing, sense the speed of the output shaft of transmission
225
What is the max footage of the aerial extended not including the height from ground to pedestal?
94 feet
226
What is maximum hydraulic system pressure?
2800 psi
227
For manually tilting the cab, what 3 things must be ensured first?
Vehicle is on flat surface, parking brake set, and wheel chocks set
228
For releasing the spring brakes, if sufficient pressure is not available and the vehicle must be towed, what is it called when you manually release the brakes?
“Caging”
229
What does the ladder power switch activate?
Used to supply power to aerial system
230
Can you operate the aerial ladder on the same side as short jack outrigger?
Never
231
For tilting the cab, where is the plug located for the remote cab tilt control?
Left front tractor compartment (A compartment)
232
When checking the engine oil level and inspecting for any signs of contamination such as fuel, coolant or debris who shall be notified immediately?
The shops
233
What kind of starter is equipped on the 95 and 96 trucks?
AC/Delco MT 50 type 400 12V
234
How tall are the handrails of the LTI aerial?
15”
235
How many cubic inches is the Cummins N-14-460E Diesel engine?
855 cubic inches
236
What is the gross vehicle weight rating (GVWR) of the tiller axle?
21,500 pounds
237
When manually lowering the cab, you shall place the pump handle on pump release valve and turn slowly in what direction until cab begins to lower?
Counter clockwise
238
Even though aerial operation is permissible with the tiller trailer in line, OPTIMUM STABILITY is attained with trailer configured how away from the working side?
Jack knifed
239
At what temperature does the high water temp light illuminate?
When coolant rises above 220 degrees
240
What is the normal operating temperature for the Detroit Diesel engine?
160 - 210 degrees, 230 max
241
What kind of rear axle is equipped on the 95 and 96 trucks?
Rockwell RS23-180 drive axle 24K capacity
242
In order to release the spring brakes, you must unscrew the 1/2” diameter hold (counter-clockwise) using what size box end wrench or socket?
3/4”
243
What is the normal engine oil pressure operating range for the Cummins Diesel engine?
10 psi @ idle 35-45 psi min @ rated
244
What type of transmission is equipped on the 95 and 96 trucks?
Allison HD 4560P 5-speed automatic world transmission
245
What Diesel engine do the 1996 have with shop numbers 60530-60532?
Cummins Diesel 460 BHP, 14.0 liter, N-14-460E, Celect
246
What type of switch is the ignition switch, and when in “off position” does current still flow through accessories?
Rocker switch, yes
247
What kind of power steering pump is equipped on the 95 and 96 trucks?
Eaton model V20NF
248
What should each tire be inflated at?
105 psi for front axle
100 psi for rear axle
110 psi for tiller axle
249
How thick are the rungs on the LTI aerial?
1 1/2” k-braced
250
For checking the flexible lines connected to brake chambers and diaphragm, what 3 things should be done should be done?
Spring brakes released
Wheel chocks
Service brake applied and and held down by an assistant
251
What Diesel engine does the 1996 truck have with the shop number 60529?
Detroit Diesel 470 BHP, 12.7 liter, series 60, DDEC IV
252
When extending the outriggers down, how far past should the bubble in the aerial leveling indicator move past level?
1/8”
253
For the Detroit Diesel, additionally how much higher than the maximum operating range can it run?
7%, do not run this rpm when engine is cold due to minimal lubrication
254
What is the fast idle range in rpm’s?
1500-1600
255
What does the ladder PTO switch activate?
Activated PTO for aerial operation
256
What is the average weight of the rear axle?
21,330 (95)
| 22,550 (96)
257
How many people does it take for the service brake adjustment check procedure (slack adjuster)?
2 people, 1 in the cab and 1 underneath inspecting brakes
258
At what rpm does the high idle switch raise the engine rpm’s to approximately?
1000 rpm
259
What kind of rims and sizes are equipped on the front and tiller axles of the 95 and 96 trucks?
Alcoa 22.5 x 12.5 polished aluminum
260
For tip loading capacities with and without water flowing, if your angle is between 26-46 degrees and/or at 65-85 feet, what are your limitations?
250 pounds at the tip and water flowing
261
What type of transmission fluid do the transmissions take?
ATF Dexron II
262
What is the average weight of the front axle?
16,150 (95)
| 15,650 (96)
