Navistar ProStar+, Operation And Maintenance Manual

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Inspection Guide
Left Front of Tractor
1. Steering Gear
2. Frame
3. Spring Suspension
4. Shock Absorber
5. Air Suspension
6. Brake Chamber and Hoses
7. Slack Adjuster
8. Tire Brake Lining and Drum
9. Tire
10. Wheel and Lug Nuts
11. Hub
12. Steering Linkage
WARNING
To prevent property damage, personal injury, and
/ or death, do not operate vehicle if there is a loss
of steering or suspension, which could cause
loss of vehicle control.
WARNING
To prevent property damage, personal injury, and
/ or death, if wheels or tires must be changed,
obtain expert tire service help.
Mounting and
demounting of tires should only be performed
by qualified personnel using necessary safety
procedures and equipment.
NOTE: Retread tires are not recommended for use on
steering axles of trucks.
1. Steering Gear: Look for missing or loose fasteners,
power steering fluid leaks, and damage to power
steering hoses.
2. Frame: Check for cracks or bends in frame. Make sure
there are no loose, cracked, bent, broken or missing
crossmembers or crossmember fasteners.
3. Spring Suspension: Check condition of spring for
cracks, breaks, or shifting. Inspect spring hanger
fasteners, shackles, U-bolts, and nuts for wear, damage,
and tightness.
4. Shock Absorber: Check for cracks, leaks, and missing
or broken mounting bolts or bushings.
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