Steering
More steering
Suspension
Dt-177
misc
100
When should all steering components be checked?
What is At every preventive maintenance interval
100
What is the most common type of pump used on heavy duty tucks?
What is vane
100
What is used to load the leaves in a spring pack under tension to provide its self-dampening properties?
What is center bolt
100
How many RPM’s should the engine be ran at when performance testing an air conditioner?
What is 1500
100
What does SCR stand for?
What is Selective Catalyst reduction
200
Improper steering adjustment and front end alignment can lead to?
What is Tire wear and suspension issues
200
In a truck rack and pinion steering system,which component is directly connected to the ackerman arms?
What is the rack
200
In an air suspension, what happens to the air in the air bags when a height control valve lever is raised upward off horizontal?
What is the bag is further inflated
200
A u-joint, turn signal switch, and a boot seal are all part of what on the steering system?
What is steering column
200
What is the only moving component in an alternator?
What is Rotor
300
What component in the steering system uses u joints?
What is steering collum
300
What truck alignment angle can be changed by bending the front axle?
What is camber
300
A bouncing frontend would be the most likely road handling result when a spring pack centerbolt breaks on a front suspension? TRUE/FALSE
What is True
300
What component connects the steering gear to the drag link?
What is pitman arm
300
What is the firing order for an inline six engine?
What is 1-5-3-6-2-4
400
What is the most crucial alignment angle when it comes to wearing out tires?
What is Toe
400
What alignment angle can be changed by using shims on the front axle leaf springs?
What is caster
400
What type of spring is usually mounted on top of the truck rear spring assemblies and is used only when a truck is under a heavy load?
What is auxillary spring
400
What is the only component on a truck steering system that contains a ball joint?
What is tie-rod ends
400
What is used to rate the speed of transmission on a data bus?
What is bandwidth
500
What two types of gear preloads have to be checked?
What is Worm bearing and total mesh
500
What front end angle is defined as the forward or rearward tilt of the kingpin centerline?
What is camber
500
What does the UNSPRUNG weight of a truck consist of?
What is tires, wheels, axles, hubs, brake components
500
How many volts does each cell in a 12volt battery produce
What is 2.1 volts per cell. there are 6 cells that equals 12.6 volts
500
A battery being load tested with a commercial load tester is discharged at ½ it’s CCA rating for _____ seconds.
What is 15 seconds
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