Name:
Class:
Date:
1. Which type of PMI would require the most detailed inspection and service routine?
a.
Schedule A
b.
Schedule B
c.
Schedule C
d.
Schedule L
2. Who is required to perform a driver post-trip inspection?
a.
The driver
b.
The dispatcher
c.
A qualified technician
d.
A service manager
3. Which of the following would be justification for deadlining a vehicle?
a.
Evidence of a drivetrain problem that could prevent it from completing the trip
b.
A safety related mechanical defect that could result in an accident
c.
Excessively worn brake linings
d.
All of the above
d
4. What should be regarded as the maximum allowable stroke for a standard type 30, clamp-type brake chamber?
a.
2”
b.
1 3/4”
c.
2 1/4”
d.
8 3/32”
5. Which of the following are used to determine maintenance scheduling by fleet managers?
a.
Miles traveled
b.
Engine or chassis hours
c.
Prognostic software profiles
d.
All of the above
d
6. Which organization is responsible for defining OOS criteria?
a.
FMVSS
b.
WHMIS
c.
CVSA
d.
SAE
7. What is the minimum tread depth permitted on any two adjacent tread grooves before a truck tire should be classified
OOS?
a.
1/32 inch
b.
2/32 inch
c.
3/32 inch
d.
3/16 inch
b
8. Which API diesel engine oil classification is the minimum standard required when the engine is equipped with a diesel
particulate filter (DPF)?
a.
CH-2
b.
CI-4
c.
CI-2
d.
CJ-4
d
9. What is another way of describing a zerk fitting?
Name:
Class:
Date:
a.
Shrader valve
b.
brake adjusting cowl
c.
grease nipple
d.
dump valve
10. While greasing a U-joint cross, grease exits from only 3 of the four trunnion seals. What should you do first?
a.
Leave it, grease will circulate in the cross
b.
Replace the U-joint assembly
c.
Pound on the bearing cap with large hammer
d.
Loosen the journal cap over the affected trunnion and try again
d
11. What do EG, PG, and ELC all have in common?
a.
Types of engine oil
b.
Types of antifreeze
c.
Types of gear oil
d.
Types of refrigerant
b
12. When a spring pin fails to take grease and you know the zerk fitting to be functional, which of the following should
you do first?
a.
Replace the spring pin
b.
Remove the weight from the spring
c.
Replace the spring
d.
Remove and inspect the spring pin
b
13. What does the acronym CSA represent in highway administration?
a.
Computer sector acorns
b.
Commercial sector action
c.
Competent safey authority
d.
Compliance, safety and accountability
d
14. On which of the following maintenance documents does the driver have input to?
a.
Schedule A report
b.
Schedule B report
c.
Technician inspection report
d.
Driver inspection report
d
15. Which of the following trailer chassis systems causes the most OOS flags?
a.
Van doors
b.
Suspensions
c.
Tires
d.
Brakes
d
16. Which of the following would represent the OOS specification for maximum permitted play at a fifth wheel pivot pin
and bracket?
a.
1/4 inch
b.
3/8 inch
c.
1/2 inch
d.
3/4 inch
b
17. Which of the following gear lube classifications would be appropriate for use in most current truck differential
carriers?
Name:
Class:
Date:
a.
API GL-4
b.
API GL-5
c.
API GL-6
d.
API GL-7
b
18. Which of type of antifreeze mixture contains zero water?
a.
EG
b.
PG
c.
ELC
d.
WEC
19. Which of the following truck chassis components would represent the heaviest load on the electrical system?
a.
Headlights
b.
Heater fan
c.
Electric wipers
d.
Engine electronics
b
20. Technician A says that most OEMs recommend the use of aftermarket diesel fuel conditioners for winter operation.
Technician B says that diesel fuel refiners adjust the diesel fuel to perform in winter temperatures. Who is correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
b
21. Technician A says that the voltage regulator on many current linehaul trucks is set for a maximum 13.8 volts.
Technician B says that when voltage regulators are set at a voltage exceeding 14.0 volts, light bulb life is shortened. Who
is correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
22. At what temperature will a completely discharged lead-acid wet cell battery freeze at?
a.
0 degrees Fahrenheit
b.
18 degrees Fahrenheit
c.
32 degrees Fahrenheit
d.
minus 18 degrees Fahrenheit
23. Which of the following would result when a diesel fuel is cooled to its cloud point?
a.
it will not ignite
b.
forms wax crystals that can plug filters
c.
converts into a wax constituency
d.
it vaporizes
b
24. Technician A says that an electric motor can be used to pump the lube in an automatic chassis lube system (ACLS).
Technician B says that some ACLS use air pressure to circulate the lube. Who is correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
Name:
Class:
Date:
25. Technician A says that dielectric grease can be used to protect electrical connectors from atmospheric and road
contamination. Technician B says that trailer van roll-up doors should be routinely pasted with axle grease. Who is
correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
26. What happens when ethylene glycol (EG) is mixed with water at a ratio exceeding 68:32?
a.
freeze point temperature increases
b.
freeze point temperature decreases
c.
freeze point does not change
d.
it changes to gel
27. When you test antifreeze with litmus paper, what are you measuring?
a.
freeze point
b.
nitrate protection level
c.
contamination
d.
acidity
d
28. Which of the following may help prevent air system components from freezing in cold temperature conditions?
a.
diesel fuel
b.
methyl hydrate
c.
fuel conditioner
d.
ether
b
29. Which of the following lubricants is recommended for cab door locks?
a.
chassis grease
b.
engine oil
c.
dry graphite
d.
penetrating oil
30. Which type of drive axle tires can be used to increase traction on slippery surfaces?
a.
steering tires
b.
slicks
c.
lugs
d.
worn tires
31. Technician A says that FastMaint is PM management software that can manage scheduling of PMIs for a fleet.
Technician B says that there are a number of different PM software programs that track, flag, and schedule truck fleet
maintenance. Who is correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
32. When checking the lube level in a standard transmission, which of the following would indicate that the oil level was
correct?
a.
oil pours out of the fill hole
b.
oil level is exactly level with the fill hole when cold
Name:
Class:
Date:
c.
oil is within one finger digit of the fill hole when hot
d.
oil is within one finger length of the fill hole
33. When checking the lube level in a differential carrier housing, which of the following would indicate that the oil level
is correct?
a.
oil pours out of the fill hole
b.
oil is exactly level with the fill hole when cold
c.
oil is within one finger digit of the oil hole when hot
d.
oil is within one finger length of the oil hole
34. When using ether to cold start an engine, what can result if you spray ether into the air intake system for 3 continuous
seconds?
a.
serious engine damage
b.
saturate the glow plugs
c.
no-start due to insufficient ether
d.
engine runaway
35. Technician A says that EP lubes should be used in differential carriers with hypoid gearing. Technician B says that an
API GL-5 lube is suitable for use in most truck differential carriers. Who is correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
36. While you are inspecting a cast spoke wheel on a heavy-duty truck, you observe polished areas on either side of the
lugs. Which of the following is the likely problem?
a.
normal wear
b.
out of round spoke
c.
slipping rim
d.
bent lug stud
37. If you see evidence of welding on a trailer pintle hook while inspecting a trailer, what should you do?
a.
OOS deadline the vehicle
b.
grind the weld profile smooth
c.
test the pintle hook with a hammer
d.
despatch the vehicle
38. Which of the following conditions are reason to OOS deadline a vehicle for tire defects?
a.
tread depth measures 1/32 inch in two grooves
b.
mixing bias and radial ply on same axle
c.
sidewall is cut exposing the casing ply cord
d.
any of the above
39. Technician A says that any crack in a windshield exceeding 1/8th inch in length constitutes a CVSA OOS deadline.
Technician B says that a discoloration of the windshield anywhere within the wiper sweep is a reason for deadlining. Who
is correct?
Name:
Class:
Date:
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B
40. Technician A places his finger over the breather hole when greasing a propeller shaft slip spline. Technician B says
that to properly grease 5th wheel pivot pins when a tractor is coupled to a trailer, the weight on the 5th wheel should be
relieved by cranking up the dolly legs. Who is correct?
a.
Technician A only
b.
Technician B only
c.
Both A and B
d.
Neither A nor B