310T PRACTICE EXAM #2 2025
QUESTIONS AND ANSWERS
Which of the following tools can be used to cut new external threads?!
A die
A thread pitch gauge
A tap
A thread chaser - ANS A die
During a PM inspection a broken radiator fan shroud is noticed. Which of the following could
cause this damage?!
Loose fan belts
A failed fan hub clutch
A broken engine mount
An out of balance fan assembly - ANS A broken engine mount
During a PM inspection the steering wheel binds when turned. What could cause this
condition?!
Excessive sector gear to ball nut clearance in the steering gear
Worn king pin bushings
Worn steering shaft universal joints
Worn tie rod ends - ANS Worn steering shaft universal joints
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,Although any loose or missing bolts should be tightened or replaced when noticed, what
percentage of fifth wheel mounting bracket to frame fasteners can be loose or missing before
the tractor must be placed out of service?!
10%
20%
30%
40% - ANS 20%
What type of tubing must be used in hydraulic brake systems?!
Single wall thickness steel tubing
Double wall thickness steel tubing
Single wall thickness copper tubing
Double wall thickness copper tubing - ANS Double wall thickness steel tubing
When cutting with an oxy-acetylene torch, what should you see in the steel before depressing
the cutting lever?!
A small liquid puddle
A change in steel colour
A change in steel colour to red
A change in flame colour to red - ANS A small liquid puddle
What is the reading on this 2-3" imperial micrometer?!
2.341"
2.016"
2.516"
2.041" - ANS 2.341"
What tool should be used to measure the air filter restriction?!
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,A water manometer
A vacuum gauge
A mercury manometer
A pressure gauge - ANS A water manometer
When lengthening a truck frame, at what angle should the frame be cut?!
30 degrees to the frame centreline
60 degrees to the frame centreline
90 degrees to the frame centreline
120 degrees to the frame centreline - ANS 60 degrees to the frame centreline
When a truck has been involved in an offset front end collision, what type of frame damage
would be expected?!
Diamond damage
Twist damage
Sideway damage
Sag and bow damage - ANS Diamond damage
When installing a reinforcement plate on a truck frame, how should the bolt holes be located?!
In a vertical row
In a staggered bolt pattern
Close to the upper frame flange
Along each edge of the plate - ANS In a staggered bolt pattern
What should be used to lubricate the rack and slide path of a sliding fifth wheel?!
All purpose grease
SAE 30 engine oil
3 Copyright ©2025 BRAINBARTER ALL RIGHTS RESERVED
, Water resistant lithium based grease
Mixture of light oil and diesel fuel - ANS Mixture of light oil and diesel fuel
When will the ride height control valve supply more air to the air springs?!
When more load is applied to the truck
When less load is applied to the truck
When uneven terrain is encountered
When the compressor begins its loaded cycle - ANS When more load is applied to the truck
What must be performed on a truck suspension system to adjust torque rod length and drive
axle alignment?!
Adjust the nuts on the U-bolts
Add additional spring wedges
Remove or add washers (shims)
Adjust the position of the spring hangers - ANS Remove or add washers (shims)
What type of truck spring suspension system would be mounted above the main leaf spring
assembly and only be utilized under heavy leads?!
An air spring suspension
A constant spring suspension
An auxiliary spring suspension
A coil spring suspension - ANS An auxiliary spring suspension
What component is used to control jounce and rebound and suppress truck suspension system
oscillations?!
An air spring
A shock absorber
A leaf spring
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QUESTIONS AND ANSWERS
Which of the following tools can be used to cut new external threads?!
A die
A thread pitch gauge
A tap
A thread chaser - ANS A die
During a PM inspection a broken radiator fan shroud is noticed. Which of the following could
cause this damage?!
Loose fan belts
A failed fan hub clutch
A broken engine mount
An out of balance fan assembly - ANS A broken engine mount
During a PM inspection the steering wheel binds when turned. What could cause this
condition?!
Excessive sector gear to ball nut clearance in the steering gear
Worn king pin bushings
Worn steering shaft universal joints
Worn tie rod ends - ANS Worn steering shaft universal joints
1 Copyright ©2025 BRAINBARTER ALL RIGHTS RESERVED
,Although any loose or missing bolts should be tightened or replaced when noticed, what
percentage of fifth wheel mounting bracket to frame fasteners can be loose or missing before
the tractor must be placed out of service?!
10%
20%
30%
40% - ANS 20%
What type of tubing must be used in hydraulic brake systems?!
Single wall thickness steel tubing
Double wall thickness steel tubing
Single wall thickness copper tubing
Double wall thickness copper tubing - ANS Double wall thickness steel tubing
When cutting with an oxy-acetylene torch, what should you see in the steel before depressing
the cutting lever?!
A small liquid puddle
A change in steel colour
A change in steel colour to red
A change in flame colour to red - ANS A small liquid puddle
What is the reading on this 2-3" imperial micrometer?!
2.341"
2.016"
2.516"
2.041" - ANS 2.341"
What tool should be used to measure the air filter restriction?!
2 Copyright ©2025 BRAINBARTER ALL RIGHTS RESERVED
,A water manometer
A vacuum gauge
A mercury manometer
A pressure gauge - ANS A water manometer
When lengthening a truck frame, at what angle should the frame be cut?!
30 degrees to the frame centreline
60 degrees to the frame centreline
90 degrees to the frame centreline
120 degrees to the frame centreline - ANS 60 degrees to the frame centreline
When a truck has been involved in an offset front end collision, what type of frame damage
would be expected?!
Diamond damage
Twist damage
Sideway damage
Sag and bow damage - ANS Diamond damage
When installing a reinforcement plate on a truck frame, how should the bolt holes be located?!
In a vertical row
In a staggered bolt pattern
Close to the upper frame flange
Along each edge of the plate - ANS In a staggered bolt pattern
What should be used to lubricate the rack and slide path of a sliding fifth wheel?!
All purpose grease
SAE 30 engine oil
3 Copyright ©2025 BRAINBARTER ALL RIGHTS RESERVED
, Water resistant lithium based grease
Mixture of light oil and diesel fuel - ANS Mixture of light oil and diesel fuel
When will the ride height control valve supply more air to the air springs?!
When more load is applied to the truck
When less load is applied to the truck
When uneven terrain is encountered
When the compressor begins its loaded cycle - ANS When more load is applied to the truck
What must be performed on a truck suspension system to adjust torque rod length and drive
axle alignment?!
Adjust the nuts on the U-bolts
Add additional spring wedges
Remove or add washers (shims)
Adjust the position of the spring hangers - ANS Remove or add washers (shims)
What type of truck spring suspension system would be mounted above the main leaf spring
assembly and only be utilized under heavy leads?!
An air spring suspension
A constant spring suspension
An auxiliary spring suspension
A coil spring suspension - ANS An auxiliary spring suspension
What component is used to control jounce and rebound and suppress truck suspension system
oscillations?!
An air spring
A shock absorber
A leaf spring
4 Copyright ©2025 BRAINBARTER ALL RIGHTS RESERVED
