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31
Operations
Trailer Maintenance
Pump And Engine Oil Change Record
Trailer Maintenance Schedule
Item
Function Required
3 Months or 3,000 Miles
6 Months or
6,000 Miles
12 Months
or 12,000
Miles
Hub/Drum
Check for abnormal wear and
scoring
X
Wheel Bearings &
Cups
Inspect for corrosion or wear;
clean and repack
X
Seals
Inspect for leakage; replace if
removed
X
Springs
Inspect for wear, loss of arch
X
Suspension Parts
Inspect for bending, loose
fasteners, wear
X
Hangers
Inspect welds for cracks
Wheel Nuts &
bolts
Tighten to specified torque
values
Re-torque after first 50 miles
of use and periodically re-
check the torque
X
Wheels
Inspect for cracks, dents, or
distortion
Tire Inflation
Pressure
Inflate tires to mfg's specifica-
tions
Before Every Use
Tire Conditions
Inspect for cuts, wear,
bulging, etc.
X
Date Oil Changed
Month/Day/Year
Estimated Operating
Hours Since Last Oil
Change
Date Oil Changed
Month/Day/Year
Estimated Operating
Hours Since Last Oil
Change
Karcher HDS 3.5/40 GE MT Operator’s Manual 9.807-942.0 - C