PREVENTIVE MAINTENANCE SCHEDULE PART 8: MAINTENANCE AND SERVICE
– 146 – Y53-6032 (R05/10)
Table 2 Preventative Maintenance Schedule
SYSTEM COMPONENT MAINTENANCE TASK
Recommended
PM Interval
I ABCDE
Frame Fifth Wheel Check the kingpin lock and plate for wear and function; lubricate (NLGI #2
grease).
X
Frame Fasteners Check for tightness; tighten to the specified torque value as required (see
page 208
).
X
Crossmembers and Mounting
Brackets
Inspect for cracks and loose fasteners. Replace or tighten to the specified
torque value as required (see page 208
).
X
Front Axle Steering knuckles, thrust
bearings, kingpins, drawkeys,
tie rod ends, steering stops, &
bushings
Inspect for wear and damage and for endplay. Shim or replace as required
(see page 207
).
X
Kingpin bushings & tie rod
ball ends
Lubricate with approved grease. X
Total Vehicle Alignment Check and adjust as required. X X
Drawkeys Tighten nuts X X
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
Spring Pins Lubricate. X
Y53-6032.book Page 146 Monday, May 24, 2010 3:37 PM
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