CHAPTER 12. 500 HOURS SERVICE
Introduction
The 500 hours service must be performed when the
machine has operated for 500 hours and the service
must be repeated every 500 hours thereafter.
Every 500 hours service must be performed by quali-
fied service personnel.
Service Instructions
Ensure that the machine is in the service position.
Refer to Pre-service Instructions, Chapter 7.
Perform all the Daily or 10 Hourly Service Checks.
Perform the following additional tasks:
Engine
Change the Fuel Filters
Procedure described in Chapter 10, First 100
Hours Service.
Adjust the Engine Valve Clearance
Refer to the ADE Engine Manuals for the proce-
dures.
Hydraulics
Change the Breather Filter
WARNING
The hydraulic tank is pressurised. Unscrew the
breather just enough to vent the system before
removing completely.
1. Unscrew and remove the breather filter (1) from
the filter housing.
2. Discard the breather filter.
3. Install the new breather filter.
4. Tighten the filter hand tight, then a further 90°.
Axles, Differentials and
Driveshafts
Change the Oil in the Differential
Procedure described in Chapter 10, First 100
Hours Service.
Change the Oil in the Final Drives
Procedure described in Chapter 10, First 100
Hours Service.
Check the Axles and Components
1. Check the axle mounting bolts for security.
2. Ensure that the suspension air bags, shock
absorbers and the restraint cable are secure
and not damaged.
870984-01 89
June 1, 1999
F002119
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