Holder C-Trac C 9700 - Manual (Page 200)

Operating Instructions
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C 9700 ... C 9.88 H
Laying Up
Maintenance Every 2 Years
Changing the Implement Hydraulics Oil
See "Maintenance Every 1500 Service Hours".
The hydraulic oil must be changed at least every 2 years,
even if 1500 service hours were not reached.
Annual Maintenance
Examination of Implement Hydraulics Oil Samples
ATTENTION
This work may only be carried out by an
authorized workshop.
- Drain a small quantity of hydraulic oil from the hydrau-
lic oil tank for the implement hydraulics.
- Have the oil tested by an authorized workshop/test
lab for wear, abrasion chips and contamination.
- If the oil is contaminated, it must be changed. If not,
the oil can be used until the maximum of 1500 service
hours is reached or for another year, whichever
comes first.