310T Practice Exam #2/ 136 Questions with
Certified Solutions/ 2024-2025.
What is the reading on this 2-3" imperial micrometer?!
2.341"
2.016"
2.516"
2.041" - Answer: 2.341"
What tool should be used to measure the air filter restriction?!
A water manometer
A vacuum gauge
A mercury manometer
A pressure gauge - Answer: A water manometer
When lengthening a truck frame, at what angle should the frame be cut?!
30 degrees to the frame centreline
Page 1 of 33
,60 degrees to the frame centreline
90 degrees to the frame centreline
120 degrees to the frame centreline - Answer: 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 - Answer: 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 - Answer: 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
Water resistant lithium based grease
Mixture of light oil and diesel fuel - Answer: 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 - Answer: When more load is applied to the truck
Page 2 of 33
,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 - Answer: 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 - Answer: 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
A helper spring - Answer: A shock absorber
When diagnosing a leaf spring suspension complaint of harsh ride which of the following could
be the cause?!
Seized front spring shackle pins
Tires under-inflated
Broken leaf spring
Inadequate fifth-wheel lubrication - Answer: Seized front spring shackle pins
Page 3 of 33
, Which of the following is correct practice when mounting accessories to the heat-treated frame
of a truck?!
Never drill the web of the frame rail
Never weld on the web of the frame rail
Never drill or weld on the flange of the frame rail
Never attach anything to the frame web - Answer: Never drill or weld on the flange of the
frame rail
What should be done first when the spring shackle pin will not accept grease?!
Replace the sping pack
Replace both zerk fittings
Replace the spring pins
Remove weight from the spring by using a jack - Answer: Remove weight from the spring by
using a jack
What condition could affect ride height when inspecting spring equalizers on a tandem axle air
suspension system?!
A leaking air spring
A torque rod that is out of adjustment
Worn equalizer bushings
A tie rod that is out of adjustment - Answer: Worn equalizer bushings
How is cushioning and alignment accomplished on a rubber cushion suspension system?!
Drive pins are encased in rubber bushings
Torque rods
Saddle assembly
Frame hangers - Answer: Drive pins are encased in rubber bushings
A driver complains of truck wander when driving. What could be the cause?!
Page 4 of 33
Certified Solutions/ 2024-2025.
What is the reading on this 2-3" imperial micrometer?!
2.341"
2.016"
2.516"
2.041" - Answer: 2.341"
What tool should be used to measure the air filter restriction?!
A water manometer
A vacuum gauge
A mercury manometer
A pressure gauge - Answer: A water manometer
When lengthening a truck frame, at what angle should the frame be cut?!
30 degrees to the frame centreline
Page 1 of 33
,60 degrees to the frame centreline
90 degrees to the frame centreline
120 degrees to the frame centreline - Answer: 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 - Answer: 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 - Answer: 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
Water resistant lithium based grease
Mixture of light oil and diesel fuel - Answer: 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 - Answer: When more load is applied to the truck
Page 2 of 33
,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 - Answer: 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 - Answer: 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
A helper spring - Answer: A shock absorber
When diagnosing a leaf spring suspension complaint of harsh ride which of the following could
be the cause?!
Seized front spring shackle pins
Tires under-inflated
Broken leaf spring
Inadequate fifth-wheel lubrication - Answer: Seized front spring shackle pins
Page 3 of 33
, Which of the following is correct practice when mounting accessories to the heat-treated frame
of a truck?!
Never drill the web of the frame rail
Never weld on the web of the frame rail
Never drill or weld on the flange of the frame rail
Never attach anything to the frame web - Answer: Never drill or weld on the flange of the
frame rail
What should be done first when the spring shackle pin will not accept grease?!
Replace the sping pack
Replace both zerk fittings
Replace the spring pins
Remove weight from the spring by using a jack - Answer: Remove weight from the spring by
using a jack
What condition could affect ride height when inspecting spring equalizers on a tandem axle air
suspension system?!
A leaking air spring
A torque rod that is out of adjustment
Worn equalizer bushings
A tie rod that is out of adjustment - Answer: Worn equalizer bushings
How is cushioning and alignment accomplished on a rubber cushion suspension system?!
Drive pins are encased in rubber bushings
Torque rods
Saddle assembly
Frame hangers - Answer: Drive pins are encased in rubber bushings
A driver complains of truck wander when driving. What could be the cause?!
Page 4 of 33
