00-03 LTI Flashcards
It is important to note that at minimum, when ALL electrical accessories are turned on and engine is running at idle (_______ rpm), the alternator will be unable to keep up with the electrical demands placed on it thereby causing the air conditioning to be turned off
500-750
What is the Apparatus Average Weight of the rear axle on the 00-03 LTIs?
- 2000: 21,350 lbs
- 2001-2003: 20,950 lbs
What is the size of the front tire?
385/65R 22.5
What does the Starter Button do?
The starter button engages the starter motor for cranking the engine
The engine should be ________ before engaging the Jake brake. The
engine preheater water temperature is sufficient.
Fairly warm
If the distance measured exceeds ___ on the REAR BRAKES, the brakes are out of adjustment and require immediate attention. If the distance measured exceeds ___ on the FRONT BRAKES, the brakes are out of adjustment and require immediate attention.
2”
What is the Retracted Length of the Aerial Ladder of the 00-03 LTIs?
31.8 feet
What is the size of the rear tire?
12R 22.5
The 00-03 LTIs have a _________ Communications System.
Sigtronics
Inflation pressures should always be checked when tires are ____.
Cold
When checking
Service brakes, build up air pressure in apparatus until govenorrr cutout pressured is reached ( approximately _____)
120 psi
The Load Manager is an electronic system that maintains battery voltage by monitoring battery voltage, and by controlling electrical loads. After the battery voltage drops to a preselected setting (approximately ______), the engine throttle will be increased to compensate for the low voltage and electrical system loads.
12.8 volts
What is the ground jack spread (fully deployed of the 00-03 LTIs?
- 2000-2001: 16 feet with exception of 60590 which is 14 feet (went to FS20)
- 2002-2003: 14 feet
What is the DC Voltmeter of the Onan Generator of the 00-03 LTIs?
12.5-15 Volts
The Brake System indicator light illuminates when?
Illuminates when air pressure falls below 65-75 psi
What is the Apparatus Average Weight of the front axle on the 00-03 LTIs?
- 2000: 15,375 lbs
- 2001-2003: 15,670 lbs
The Engine Down indicator light illuminates when?
Illuminates when there is a critical problem with the engine
The 2003 American LaFrance-LTI is equipped with a computer controlled engine, transmission, ABS (anti-lock braking system) and electrical load management system. Each of these component systems are controlled by their own _____________. Each incorporates its own individual program, diagnostic capabilities and safety features
ECU’s (Electronic Control Units)
What is the Lowering into Cradle Maximum Pressure of the 00-03 LTIs?
800 psi
To apply the auxiliary front wheel lock the spring brakes _____________.
MUST be applied first
The Air Cleaner Restriction indicator light illuminates when?
Illuminates when the air cleaner needs to be serviced
What is the fluid type and capacity of the Onan Generator Oil?
15W-40 Motor Oil 4 quarts
The lining should not be less than _________ on either pad. A good rule of thumb is that the lining should not be less than the steel backing plate of the shoe.
1⁄4 of an inch
The Jacob’s engine brake (Jake Brake) is a device, which uses the energy of the ________ to provide vehicle retardation
Engine compression
What is the Transmission Fluid Temperature Normal Operating Range of the 00-03 LTIs?
140 to 220 degrees F
What is the GAWR (Gross Axle Weight Rating) for the rear axle of the 00-03 LTIs?
24,000 lbs
The C-12 engine can urn an additional _________ than its maximum operating range.
7% higher
*When the engine is cold, this additional RPM could be very harmful due to minimal lubrication and due caution should be exercised.
What is the Engine Coolant Temperature Normal Operating Range of the 00-03 LTIs?
160 to 210 degrees F Max 230 degrees F with exception of 2003 #60601 189 to 208 degrees F Max 216 degrees F
What is the Output of the Onan Generator of the 00-03 LTIs?
7.5 kW
The 00-03 LTIs have a __________ Power Steering Pump.
Vickers Model V20NF
What is NOTE?
Note is used when an operating procedure, practice, etc., is essential to highlight.
An alarm sounds if a low- voltage condition (below _______) develops.
11.9 volts
Tire pressure should be maintained at ___ psi (cold) on front axle, ___ psi (cold) on rear axle and ___ psi (cold) on tiller axle.
100; 95; 110
The ABS indicator light illuminates when?
Illuminates when there is a fault in the ABS system
What is the Apparatus Average Weight (fully loaded including personnel) of the 00-03 LTIs?
- 2000: 57,200 lbs
- 2001-2003: 57,590 lbs
What is the fluid type and capacity of the Swing Drive Oil?
90W Gear Oil N/A capacity
The C-12 develops its highest torque, ____-ft lbs. at 1200 RPM and its rated horsepower, ____ at 1800 RPM
1,550; 505
Located above the fifth wheel are four hydraulic cylinders, called lockout cylinders. These cylinders are used to ___________________.
Lockout movement from the fifth wheel during aerial operations
The Approaching Jackknife Indicator illuminates when the tractor and trailer are at a ____ and a ____ degree angle.
65 degree and a 80 degree
The 00-03 LTIs have a __________ Alternator.
Leece-Neville
Never set the outrigger jack over a ______________. Also, beams should not __________.
Storm drain of manhole cover; Should not bridge the street and the curb
When checking HOT RUN of fluid, start engine and run at idle (________ rpm)
500 to 800
The Telma Retarder controls consist of the following:
- An ON/OFF switch to activate or deactivate the system
- A five position hand control mounted on the center of the dashboard
- A pressure manifold unit connected to the brake pedal
- A low speed switch which deactivates the retarder when the vehicle speed is below 2 to 3 mph
- A group of four lights, one for reach stage activated
What is the Elevated Height of the Aerial Ladder of the 00-03 LTIs?
100 feet
Engine response versus pedal movement may feel different from a mechanical
governed engine. The electronic foot pedal assembly was designed to communicate ________ of foot pedal travel to the engine’s electronic control module.
“Percentage”
What is the Extended Length of the Aerial Ladder of the 00-03 LTIs?
94 feet
The engine brake reacts quickly; it will activate or deactivate in less than _________.
1/4 of a second
The High Idle Switch enables the engine high idle feature and raises the engine rpm to ______________.
Approximately 1,000 rpm
Once the emergency master switch has been toggled, the following accessories will turn “ON” in approximately _______ delays.
Half-second
What is the GAWR (Gross Axle Weight Rating) for the tiller axle of the 00-03 LTIs?
21,500 lbs
What is the Engine Oil Pressure Normal Operating Range of the 00-03 LTIs?
12 psi minimum @ idle and 50 psi minimum @ rated with exception of 2003 #60601 5 psi minimum @idle and 30-45 psi @ rated
The C-12 operating range is _________.
1,200 to 2,100 RPM
Do not engage the Jake Brake on ________. The additional braking effort on the drive wheels (duals) can cause them to lock up which could result in an uncontrollable skid.
Wet streets
To ensure a proper electrical supply, battery terminals must be __________. Observe and note the condition ____. It must register a _____ color.
Clean and tight; “eye”; “green”
The Telma Retarder is a device, which is attached to the ______ of the apparatus.
Rear axle
The system is interfaced with the parking brake and the transmission so that the system shedding can occur only when the ________________________.
The parking brake is set and the transmission is in neutral
A remote ON/OFF switch which controls the power to the Kenwood/800 radios and MDT is located on a vertical panel just behind ___________________. This switch will cut power to both the radios and MDT if placed in the OFF position.
The Apparatus Operator’s seat
The Jake brake is a _______________ that, when energized, alters the engine exhaust valves operation which converts the diesel engine into an air compressor.
Hydraulic engine attachment
The Series 60 engine can run an additional _______ than its maximum operating range.
7% higher
*When the engine is cold, this additional RPM could be very harmful due to minimal lubrication and due caution should be exercised
What is the Air Brake System Normal Operating Range of the 00-03 LTIs?
90 psi to 120 psi
When inspecting the brake adjustment, it is recommended that the _________ to the brake chambers and brake diaphragms be inspected for air leakage at the same time.
Flexible air lines; brake diaphragms
The Log Book is divided into how many sections?
5
- Introduction
- Driving and Controls
- Aerial Operations
- Maintenance
- Records
What is the fluid type and capacity of the Axle Hubs?
90W-140 Oil 2 quarts
What is the fluid type and capacity of the Engine Coolant?
S&M supplied coolant mix 62 quarts
What is the oil capacity of the Detroit Diesel?
15W-40 Motor Oil. 38 quarts with filter/34 without filter
When checking fluid level using the manual procedures, be sure fluid has reached an operating temperature of _________
160 to 200 degrees F
The low speed switch deactivates the team retarder when the vehicle speed is below ________.
2 to 3 mph
If the aerial should contact power lines, all personnel should ___________________.
Remain on the apparatus until power is shut off or aerial is freed
The hydraulic pump is an axial piston, variable displacement type pump with a capacity of _____. Hydraulic oil is supplied from an all steel reservoir with a capacity of _________.
20 rpm; 40 gallons
When braking, always maintain a _________ on the brake foot pedal to achieve the necessary change in speed or to bring the apparatus to a complete stop. This technique will allow the ABS brake system to perform as designed.
Firm steady pressure
The Water in Fuel/Water Separator indicator light illuminates when?
Illuminates when there is water in the fuel
Do not adjust mirrors _________. Doing so may cause damage to the mirror adjustment mechanism.
By hand
If the low-voltage condition continues (for approximately _______), then the shedding of electrical loads will begin.
1 minute
ient air pressure to enable sustained or full force braking. Use extreme caution when operating the vehicle with either air brake section charged to less than ______ or property or personal injury could result.
60 psi
What is the Engine Oil Pressure of the Onan Generator of the 00-03 LTIs?
28-64 psi @ normal operating temperature
What is the fluid type and capacity of the Road Transmission?
ATF (Dexron II) 57 quarts
In the event air brake system pressure drops below approximately _____ a warning buzzer and light will come on. As soon as system air pressure increases past _________, the warning light and buzzer will shut-off.
65 psi; 65-75 psi
The Series 60 develops its highest torque, ____-ft lbs., at ____ RPM and its rated horsepower 470 at ____ RPM.
1,550; 1,200; 2,100
The engine brake converts the engine to an energy-absorbing device to reduce vehicle speed. This is accomplished by a hydraulic circuit that opens the exhaust valves near the end of the _________.
Compression stroke
All capacities are based on outriggers set with extension beams at _________.
Maximum stroke
What is the Fuel Tank Capacity of the 00-03 LTIs?
65 gallons
___________ is the principal enemy of tire life and one of the primary causes of tire failure
Under inflation
Chock blocks are used to provide additional friction and to prevent ___________.
Movement (walking) of the apparatus on its outriggers
What is the Maximum System Pressure of the hydraulic system of the 00-03 LTIs?
2,800 psi
The Low Oil Pressure/High Water Temperature light illuminates when?
Illuminates when oil pressure falls below 12 psi or water temperature rises above 230 degrees F
The EPU is rated for a maximum of _____________ continuous operation. The EPU can be used over a long period of time at a __ duty cycle, which is approximately __ seconds in every __ minutes.
Three minutes; 7%; 21 seconds in every 5 minutes
The secondary delivery system of the dual circuit air brake system supplies air to the ______________, whereas the primary delivery system supplies air to the ______________.
Front axle service circuit; Rear axle service circuit
The following pressures applied to the brake pedal activates each position:
- 3 psi: 25% effect
- 5 psi: 50% effect
- 7 psi: 75% effect
- 10 psi: 100% effect
The electrical panel consists of _______ circuit breakers.
12
What is the Maximum Rotate Pressure of the 00-03 LTIs?
1,500 psi
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 ________, an inspection should be made to determine the cause.
15 seconds; 15 seconds; four attempts
The antilock braking system (ABS) automatically applies and releases the brakes during low traction or panic brake applications to prevent ________. This improves both braking efficiency and steering control.
Wheel lock-up