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XRM945
Preventive Maintenance
Establishing A Maintenance Program
The hourmeter installed in the operator control panel
displays elapsed engine operating hours and has a
total readout of 9,999.9 hours. Use the hour meter and
the schedules contained in this section to establish a
comprehensive preventive maintenance program.
Figure 8-1. Hourmeter.
Maintenance Schedules
Every Day or 8 Hours of Operation
Check engine oil level
Check engine coolant level
Check engine for oil and coolant leaks
Check for water in fuel-water separator
In extremely dusty conditions, empty air filter dust cup.
Also, check air filter and replace if necessary.
Check condition of battery and cables
Check condition and tension (by hand) of engine
drive belts
Check transmission fluid level
Check hydraulic fluid level
After First 50 Hours of Operation
Change engine oil and filters
Check air filter. Replace if necessary.
Replace fuel filter
Check engine hoses and connections for leaks,
damage, and tightness
Check radiator hoses for leaks, damage, and tightness
Check engine electrical cables, leads, and connections
For information call (800) 497-1704
Preventive Maintenance
for damage and tightness
Check for oil and coolant leaks
Check condition and tension of drive belts. Use
tensionmeter to check belt tension.
Lubricate front and rear driveshaft grease fittings
Lubricate front and rear axle grease fittings
Change differential oil
Change wheel-end oil
Check wheel lug nuts torqued to 380-420 ft-lbs
Lubricate boom pivot point grease fittings
Lubricate front and rear axle cylinder pivot point
grease fittings
Lubricate boom roller grease fittings and chains
Replace hydraulic return line filter
Replace transmission filter and top off fluid
After Every 50 Hours of Operation
Lubricate boom pivot point grease fittings
Lubricate front and rear axle cylinder pivot point
grease fittings
After Every 250 Hours of Operation
Comply with 50-Hour Maintenance Requirements
Change engine oil and filter
Check air filter. Replace if necessary.
Check tension and condition of drive belts. Use
tensionmeter to check belt tension.
Lubricate front and rear driveshaft grease fittings
Lubricate front and rear axle grease fittings
Check differential oil level
Check wheel-end oil level
Check boom chain tension. Adjust if necessary.
Inspect boom rollers and slide blocks for condition and
tightness
Lubricate boom roller grease fittings and chains
Page 69
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