ASSIGNMENT 2
Textbook Assignment:
Power Train and Chassis Systems, pages 2-7 through 3-24.
Learning Objective:
Recognize
the principles and components
of automatic and auxiliary
transmissions.
2-1.
2-2.
2-3.
2-4.
The fluid torque converter is
attached to the engine crankshaft
and serves as the engine clutch.
1.
True
2.
False
When the transmission selection
lever is in the drive (D) position,
what operation controls the
shifting of the transmission from
drive to low and back to drive ?
1.
Engine speed
2.
Propeller shaft rotation speed
3.
Rear axle rotation speed
4.
Front axle rotation speed
When placing a transmission
selector lever in the drive (D)
position, an operator should take
what action to avoid premature
forward movement of a vehicle?
1.
Place wheel chocks in front
of the rear wheels
2.
Engage the parking brake
3.
Maintain pressure on the
foot brake
4.
Slowly engage the selector
lever
What is the function of an
auxiliary transmission?
1.
Replaces the main transmission
at high temperature operations
2.
Replaces the main transmission
during fording operations
3.
Provides more gear ratios
4.
Provides front axle power
2-5.
2-6.
2-7.
2-8.
What conditions causes a sprag unit
to engage automatically?
1.
The rear wheels slip and turn
faster than the front wheels
2.
The operator shifts to low gear
3.
The front wheels slip and turn
faster than the rear wheels
4.
High--speed operation
What component of the power
train is used to drive auxiliary
accessories?
1.
Final drive
2.
Transfer case
3.
Planetary gearset
4.
Power takeoff
Learning Objective:
Recognize
the principles and components
of propeller shaft assemblies.
What assembly provides a path
through which power is transmitted
from the transmission to the drive
axle?
1.
Final drive
2.
Propeller shaft
3.
Differential
4.
Dog clutch assembly
What component sits between and
supports two propeller shafts on
vehicles with a long wheel base?
1.
The center support bearing
2.
The auxiliary support
transmission
3. The propeller support casing
4.
The universal support joint
9