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MAINTENANCE
FILTER SERVICE
Replace breather filter element
Drain water and sediments from hydraulic oil tank
Legend for illust. Z 21503
Hand wheel of main shut-off valve located between
(6)
suction oil reservoir and main oil reservoir
To OPEN the valve, turn hand wheel (6) CCW to
the stop
To CLOSE the valve, turn hand wheel CW to the
stop
A proximity switch located on the gearbox of the
shut-off valve monitors the valve position. With the
valve not fully open, a corresponding message will
be displayed on the ECS screen in the Operator's
cab.
REMARK
Before starting the engine, make sure the shut-
off valve is completely open by turning hand wheel
(6) fully to the left (CCW).
(11)
Breather filter
Replace Element (C) of Breather Filter (11).
1. Remove nut (A).
2. Remove cover (B).
3. Remove filter element (C).
4. Insert new filter element and reassemble the breather
filter (11).
Drain Water and Sediments
Drain water and sediments with machine standing an level ground
and when machine was out of operation for some time.
Refer to Operation section page 270 for evacuation procedure.
4.12 EVERY 1000 OPERATING HOURS OR EVERY 6 MONTH
443
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