TQM Training Part 2 - Guardian® HP Quiz

How many levels of inspection are involved in TMC RP 631B?

One

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Two

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Three

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Four

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What are the three main lubricants being used today in wheel ends?

Mineral Oil, Synthetic Oil, Grease

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Oil, Semi-Fluid Grease, Hard Pack Grease

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CD-50, SF-90, 007

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Margarine, Butter, “I can’t believe it’s not Butter”

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If High Temperatures are noticed during inspection, what are the usual causes?

Tire Pressure and Wheel Alignment

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Over tightened Hubcap bolts

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Bearing Adjustment, Low lube levels, Contaminated lube

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A LEVEL II inspection should be done:

Annually

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Annually or every 100,000 miles, whichever comes first

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Every two years

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Whenever it’s convenient

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A LEVEL III inspection is:

Done every three years

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To Check Oil Levels

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Only performed on Semi-Fluid Grease wheel ends

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Done with a Torque Wrench

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Bearing Adjustment is checked by:

Using a tire bar to lift the wheels up and down

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Using a dial indicator

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Looking at metal color

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All of the above

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STEMCO Guardian HP Seals are installed:

On the Spindle Shoulder, not in the Hub

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As Standard Position by most Trailer Manufacturers

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As part of the STEMCO PPS+ system

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All of the above

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Silicone should be installed around the ID and OD of the Guardian HP Seal

True

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False

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STEMCO ProTorq and ZipTorq spindle nuts are

Adjusted using the same procedure

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Adjusted using TMC RP-618

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Adjusted to .001”- .005” end play

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A & B

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A & C

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Spindle Shoulders and Hub Bores should be cleaned to remove contamination, rust, and burrs with:

Emery Cloth

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Metal file

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Grinding Wheel

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Parts washer

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If Semi-Fluid grease is used in a wheel end, the proper fill level is:

Top of the outer bearing cup

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Fill the Hub full

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3-9 O’Clock, or ½ full

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Filled until it runs out on the floor

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Hubcap bolts should be torqued to:

Whatever the Drill Driver goes to

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As tight as possible

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With an impact wrench

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12 to 16 ft/lbs with a torque wrench

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TQM Training Part 2 – Guardian® HP Quiz

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