| Malfunction (Symptoms) |
Probable Causes |
Corrective Actions (Remedies) |
|
|
| Wheel Noisy |
Loose Mounting Nuts(s) |
Tighten |
|
|
|
"Loose |
Dry |
or damaged bearing" |
"Tighten |
lubricate or replace bearing" |
|
|
|
Defective Brakes |
Repair Brakes |
|
|
|
"Foreign matter in tread |
or between dual wheels" |
Remove foreign matter and repair tire as necessary |
|
|
| Tire squeals when cornering |
Underinflated tire |
Inflate tire to 75psi |
|
|
| "Tire wear uneven or excessive |
and/or wheel wobbles" |
Out-of balance wheel |
Balance wheel |
|
|
|
Incorrect front wheel camber or toe-in |
Align front wheel |
|
|
|
Incorrect tire pressure |
Inflate tires to 75psi |
|
|
|
Brakes dragging or grabbing |
Repair brake |
|
|
|
"Damaged |
misshaped or aged tire" |
"Replace tire |
check for out of true condition" |
|
|
|
Loose wheel nut(s) |
Tighten |
|
|
|
Worn stud mounting hole(s) damaged or out of round wheel or side ring |
Replace defective part. Check for out of true condition |
|
|
|
Defective or loose wheel bearing |
Replace or tighten bearings |
|
|
|
Defective or mis-aligned steering mechanism |
Repair or align steering mechanism |
|
|
|
Defective wheel suspension |
Check and correct as necessary |
|
|
|
Tire side ring opening not opposite tire valve |
Dismount tire and remount with split tire ring 180 degrees from tire valve |
|
|
| Tire loses pressure |
Valve stem cap missing and core leaking |
Replace |
|
|
|
Defective valve or core |
Replace inner tube |
|
|
|
"Porous |
cracked |
or pierced inner tube (defect may open only when tire flexes in motion.)" |
Replace or repair inner tube. |
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|
