Diesel PM-Heavy Truck Steering System || With 100%
Diesel PM-Heavy truck steering system || with 100%
Exam (elaborations)
Diesel PM-Heavy truck steering system || with 100% Accurate Solutions.
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Diesel PM-Heavy truck steering system || with 100%
Institution
Diesel PM-Heavy Truck Steering System || With 100%
Power-assisted steering correct answers On highway vehicles is required to function with full mechanical redundancy in the event of a loss of power-assist system
Full power steering system correct answers Found on some off highway equipment. This equipment often uses hydrostatic steering: in the...
Diesel PM-Heavy truck steering system || with 100%
Accurate Solutions.
Power-assisted steering correct answers On highway vehicles is required to function with full
mechanical redundancy in the event of a loss of power-assist system
Full power steering system correct answers Found on some off highway equipment. This
equipment often uses hydrostatic steering: in the event of loss of hydraulic power, this will result
in no asteering capability
Steering System Components correct answers steering wheel, steering column, steering gear, and
sterring linkages that actually move the steering tires
Typical size of a heavy-duty trucks correct answers 22 to 24 inches
U-joints should be lubed in the same manner as those in the drive shaft assembly. It should come
out all four trunnion journals. correct answers Many steering column related problems are caused
by U-joints failures
Steering Gear correct answers A gearbox that both multiplies steering input torque and changes
its direction
Three general categories of heavy-duty steering gears correct answers Worm and sector shaft;
Recirculating ball and Rack and pinion
Pitman Arm correct answers Is a steel lever, spline attached to the sector (output) shaft of the
steering gear.
The end of the Pitman arm moves through an arc with the sector shaft center forming its center.
correct answers The Pitman arm functions to change the rotary motion of the steering gear sector
shaft into linear motion.
Drag link correct answers Is a forged rod that connects the Pitman arm to the steering control
arm
The drag link is connected at each end by ball and socket joints. Ball and socket joints help
isolate the steering gear and Pitman arm from axle motion correct answers When the drag link is
moved in a linear direction, the steering control arm moves the steering knuckle, which changes
the angle of the steering knuckle spindle
Steering Control Arm correct answers Connects the drag link to the steering knuckle on the
driver side of the vehicle
Kingpins correct answers The linkage pin used in a steering knuckle that permits the assembly to
pivot
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