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<br />
PART 8: MAINTENANCE AND SERVICE<br />
SYSTEM COMPONENT MAINTENANCE TASK<br />
Recommended PM Interval<br />
I A B C D E<br />
Drive Axle<br />
(SISU)<br />
Axle Housing<br />
Change the oil in the differential carrier and the hubs, and clean the<br />
magnetic oil drain plugs.<br />
X<br />
X<br />
Check the wheel bearing hubs and adjust if necessary. X X<br />
Visually inspect for damage or leaks. X X<br />
Check the oil level in the differential carrier and hubs. X X X<br />
Breather Check the breather for proper operation. X<br />
Lube Filter Clean the suction filter for the optional pressure lubrication system X<br />
S-cam brakes<br />
Overhaul the brakes; degrease all moving parts; check the bushings<br />
and seals for wear.<br />
X<br />
Rear<br />
Suspension<br />
U-bolts<br />
Check the torque. Tighten to specified torque value as required<br />
(see "U-Bolt Tension for Front and Rear Axles").<br />
X<br />
X<br />
Frame & crossmember bolts<br />
Check the torque. Tighten to specified torque value as required<br />
(see "Frame Fastener Torque Specifications").<br />
X<br />
Mounting brackets and<br />
fasteners<br />
Check the condition and the fastener torque. Tighten to the<br />
specified torque value as required (see "Frame Fastener Torque<br />
Specifications").<br />
X<br />
X<br />
– 118 – Y53-6015 R(08/<strong>07</strong>)
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