Clark NPR17 - Page 81

Periodic Maintenance Checks
PM Interval:
A = 8-10 hours or daily
B = 50-250 hours or every month
C = 450-500 hours or every 3 months
D = 900-1000 hours or every 6 months
E = 2000 hours or every year
Notes:
* Replace as required.
PERIODIC CHECKS AND
PLANNED MAINTENANCE (PM)
Check truck visually and inspect components.
Test drive truck / Check functional performance.
Air clean truck. (Including all Motors)
Check torque on critical fasteners.
Lubricate truck. (See component illustration)
Clean / check battery terminals, electrolyte level.
Check battery cables / truck receptacle.
Perform battery load test.
Check drive motor brushes.*
Check lift motor brushes.*
Check steer motor brushes.*
Test for shorts and grounds
Clean drive axle air vent.
Check drive axle fluid level.
Drain and replace drive axle fluid.
Check brake master cylinder reservoir.
Check brake condition and wear.
Check drive axle mounting and fasteners.
Lubricate steer shaft.
Check / lubricate steer axle wheel bearings.
Replace hydraulic sump fluid and filter.
Clean / replace hydraulic sump breather.
Lubricate tilt cylinder rod ends.
Lubricate upright and pantograph fittings.
Check lift chain adjustment and wear.
Check / lubricate lift chains.
Lubricate upright rollers.
A B
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C
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6-6 Periodic Maintenance Checks