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SKF Heavy Duty Bearings
– 4 Hours
Which bearing type is best suited for handling both radial and axial loads in a truck wheel hub?
*
Ball Bearing
Tapered roller bearing
Needle bearing
Cylindrical roller bearing
Which of the following causes lead to premature bearing failure in heavy-duty trucks?
*
Overloading
Incorrect installation
Lack of lubrication
All of the above
Which lubricant is typically recommended for high-temperature bearing applications in commercial trucks?
*
Lithium-based grease
Silicone oil
Graphite paste
Mineral oil
A technician notices pitting on the bearing raceway. What is the most likely cause?
*
Excessive axial load
Electrical arcing
Misalignment
Water contamination
What is the function of the bearing preload in a truck axle assembly?
*
To reduce friction
To eliminate axial movement
To ensure proper torque transmission
To prevent overheating
Which of the following materials is most commonly used for manufacturing heavy-duty bearing rollers?
*
Stainless steel
Chrome steel
Cast iron
Titanium alloy
What is the recommended inspection interval for wheel bearings in long-haul trucks?
*
Every 10,000 miles
Every 25,000 miles
Every 50,000 miles
Every 100,000 miles or 12 months
What is the normal bearing end play?
*
Between 1 and 5 thousandths
None
Between 10 and 20 thousandths
Between 30 and 50 thousandths
What symptom most commonly indicates bearing wear in a truck’s wheel hub?
*
Vibration during breaking
Uneven tire wear
Noise while driving
Reduced fuel efficiency
During installation, what is the most critical step to ensure bearing longevity?
*
Using an impact wrench
Applying a thread locker
Use a ball peen hammer to install seal
Proper installation and lubrication
Which tool is best for diagnosing bearing noise without disassembly?
*
Dial indicator
Stethoscope or vibration transducer
Infrared thermometer
Torque wrench
Please provide us with your email address in order to receive your test results and certificate of completion.
*
Name
*
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Last
Please take a moment to fill out the course evaluation below:
Instructor
*
Select an Instructor
Tom Rayk
Matt Buca
Larry Cardell
Mark Howell
Toj Wallace
Keith Hardee
Abel Castillo
Jerry Baarson
Dave Buttars
Andrew Fisher
Sara Fraser
John Gillespie
Bill Haas
Tim Iezzi
Kevin Leiby
David Patrick
Kevin Roberts
Adam Robertson
Joe Shirky
Eric Smith
Tom Smith
Glenn Young
Course Evaluation
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3 - Unsure
2 - Disagree
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2. The instructor was prepared.
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3. The instructor was able to communicate complex topics
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4. The instructor presented clearly and effectively.
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5. The instructor encouraged participation.
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4 - Agree
3 - Unsure
2 - Disagree
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6. The instructor answered questions thoroughly.
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4 - Agree
3 - Unsure
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7. The instructor interacted with course participants.
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8. The course materials were practical and useful.
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