Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...

Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ... Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...

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Preventive Maintenance Schedule PART 8: MAINTENANCE AND SERVICE SYSTEM COMPONENT MAINTENANCE TASK Recommended PM Interval I A B C D E Front Axle (Dana) Total Vehicle Alignment Check and adjust as required. X X Kingpin bushings, thrust bearings, & tie rod ball ends (ON HIGHWAY) Check and adjust as required. X Kingpin bushings, thrust bearings, & tie rod ball ends (OFF HIGHWAY AND VOCATIONAL) Lubricate with approved grease. X Steering knuckle spindles, thrust bearings, kingpins, drawkeys, tie rod ends, steering stops, & bushings (ON HIGHWAY) Inspect for wear and damage and for endplay. Shim or replace as required. X Steering knuckle spindles, thrust bearings, kingpins, drawkeys, tie rod ends, steering stops, & bushings (OFF HIGHWAY AND VOCATIONAL) Inspect for wear and damage and for endplay. Shim or replace as required. X – 114 – Y53-6015 R(08/07)

PART 8: MAINTENANCE AND SERVICE Preventive Maintenance Schedule SYSTEM COMPONENT MAINTENANCE TASK Recommended PM Interval I A B C D E Front Suspension Front Spring Inspect for cracked leaves, worn bushings, & excessive corrosion. X Spring Pins & Shackles Inspect for worn parts and excessive joint clearance. Shim or replace as required. X Shock Absorbers Inspect for leaking, body damage, and damaged or worn bushings. Replace as required. Check the shock mounting stud torque. X Check for proper function. X U-bolts (ON HIGHWAY) Check the general condition and the tightness of the nuts. Tighten the nuts to the specified torque value as required (see "U-Bolt Tension for Front and Rear Axles"). X X U-bolts (OFF HIGHWAY) Check the general condition and the tightness of the nuts. Tighten the nuts to the specified torque value as required (see "U-Bolt Tension for Front and Rear Axles"). X R(08/07) Y53-6015 – 115 –

PART 8: MAINTENANCE AND SERVICE<br />

Preventive Maintenance Schedule<br />

SYSTEM COMPONENT MAINTENANCE TASK<br />

Recommended PM Interval<br />

I A B C D E<br />

Front<br />

Suspension<br />

Front Spring Inspect for cracked leaves, worn bushings, & excessive corrosion. X<br />

Spring Pins & Shackles<br />

Inspect for worn parts and excessive joint clearance. Shim or<br />

replace as required.<br />

X<br />

Shock Absorbers<br />

Inspect for leaking, body damage, and damaged or worn bushings.<br />

Replace as required. Check the shock mounting stud torque.<br />

X<br />

Check for proper function.<br />

X<br />

U-bolts (ON HIGHWAY)<br />

Check the general condition and the tightness of the nuts. Tighten<br />

the nuts to the specified torque value as required (see "U-Bolt<br />

Tension for Front and Rear Axles").<br />

X<br />

X<br />

U-bolts (OFF HIGHWAY)<br />

Check the general condition and the tightness of the nuts. Tighten<br />

the nuts to the specified torque value as required (see "U-Bolt<br />

Tension for Front and Rear Axles").<br />

X<br />

R(08/<strong>07</strong>) Y53-6015 – 115 –

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