Komatsu PC110R-1, Руководство по эксплуатации и техническому обслуживанию

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MAINTENANCE PLAN
169
2 - Remove the screws (2) that hold the filter cover (3), remove
the cartridge (4) and the filter casing (5).
Use a 13 mm spanner.
3 - Carefully clean the filter casing (5), making sure that the filter
gasket (7) and the container gasket (8) are in perfect condi-
tions.
4 - Change the cartridge (4).
5 - Reassemble all the components proceeding in the reverse or-
der and making sure that the gasket (6) of the cover (3) is
sound and correctly positioned in the cover seat.
6 - Close the side cover.
IMPORTANT
☞
•
The hydraulic oil used in machines provided with demoli-
tion hammer deteriorates sooner than the oil used in ma-
chines that carry out only normal digging operations.
On new machines the filter must be changed after the first
100-150 hours of operation, while the successive changes
must be carried out according to the intervals indicated on
table beside.
•
If the machine contains synthetic biodegradable oil type
HEES, the filter must be changed after the first 50 hours of
operation.
0 20 40 60 80 100
500
100
800
Breaker operating
ratio (%)
Replacement interval (H)
Replacement interval
for element
RWA10710
2
3
4
5
7
8
6
RYA14480