Peterbilt 579 - Page 249

PREVENTIVE MAINTENANCE SCHEDULE
PREVENTIVE MAINTENANCE (PM) INTERVALS
SYSTEM COMPONENT MAINTENANCE TASK
Recommended PM
Interval
I A B
C
D E
Frame
Fifth Wheel
Check the kingpin lock and plate for wear and function;
lubricate (NLGI #2 grease).
X
Inspect fth
wheel operation (shown on page 5-126)
X
Frame Fasteners
Check for tightness; tighten to the specied torque value as
required (shown on page 5-105).
X
Crossmembers and
Mounting Brackets
Inspect for cracks and loose fasteners. Replace or tighten to
the specied torque value as required (shown on page 5-105).
X
Engine Mounting
Inspect engine mounts every 60,000 miles (96,560 km) (shown
on page 5-100). Contact an authorized vehicle OEM dealership
if engine mounts need servicing.
X
5
(04/13) Y53-6047–2C 5-13