PART 8: MAINTENANCE AND SERVICE
Preventive Maintenance Schedule
Recommended PM Interval
SYSTEM
COMPONENT
MAINTENANCE TASK
I
A
B
C
D
E
Hubs (non-LMS) Meritor
Unitized Wheel End
Check the bearing endplay and adjust as required (see "Wheel
Bearing Adjustment").
X
Hubs (non-LMS) with
outrunner seals
Clean the components and check for excessive wear or damage.
Change the oil and seal (see "Wheel Bearing Lubrication").
X
Hubs (non-LMS) with
standard seals
Clean the components and check for excessive wear or damage.
Change the oil and seal (see "Wheel Bearing Lubrication").
X
Hub seals (all)
Check for leaks; replace as required.
X
LMS Hubs (Dana)
Check the bearing endplay and adjust as required (see "Wheel
Bearing Adjustment").
X
LMS Hubs (Dana) with
Synthetic Lubricant
Clean the components and check for excessive wear or damage.
Change the oil and seal (see "Wheel Bearing Adjustment").
500,000 miles/ 800,000 km
LMS Hubs (Dana) with
Mineral Lubricant
Clean the components and check for excessive wear or damage.
Change the oil and seal (see "Wheel Bearing Adjustment").
350,000 miles/ 560,000 km
Brake drums
Inspect for visible cracks, heat checking, galling or scoring of the
braking surface, and for severe corrosion on the outside surface.
Check for out-of-round or oversize condition [0.080 in. (2 mm) more
than the original diameter]. Replace as required.
X
Hub, Drum,
& Hubcap
Hubcaps
Clean the sight window. Check the center plug, mounting
fl
ange,
and
fi
ll plug for leaks and for proper installation. Replace broken or
damaged parts. Check the lubricant level and add as required.
X
R(08/07)
Y53-6015
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Summary of Contents for Peterbilt 320
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Page 210: ...PART 11 SUBJECT INDEX Windshield Washer Reservoir 29 206 Y53 6015 R 08 07 ...
Page 212: ...Peterbilt Motors Company P O Box 90208 Denton Texas 76202 ...