DAMAGE
Replace the oil lter when changing the hydraulic uid.
Otherwise, the fresh hydraulic uid will be contaminated again.
Filling hydraulic uid
1. Fill hydraulic uid into the hydraulic power pack through the system lter or a mobile lter station.
2. While changing the hydraulic uid, keep an eye on the level switch and monitor its signals.
3. Screw the breather lter or silica gel lter back in again.
4. Switch on the hydraulic power pack.
✓
The hydraulic accumulator lls automatically.
5. Bleed the hydraulic system.
✓
The hydraulic power pack is ready for operation.
7.4.6 Checking the uid level
Dropping hydraulic uid levels may indicate leaks in the
system.
Electric ll level monitor
Level gauge with level switch
►
The level switch triggers a signal when the minimum uid
level is reached.
►
Top up the hydraulic uid at the latest when the uid level
has reached its minimum.
Visual ll level monitor
Visual level gauge
►
Use the visual level gauge to check the hydraulic uid level
when the system is unpressurised.
►
Top up the hydraulic uid at the latest when the uid level
has reached its minimum.
1
Silica gel lter
2
Visual level gauge
7.4.7 Checking and replacing the silica gel lter
Replacing the silica gel lter if it is clogged
Contamination indicator: The lter material on the silica gel lter has turned pink
1. Depressurise the system
2. Remove the used silica gel lter
3. Screw in a new silica gel lter
4. Before commissioning, take the red sealing plug off the underside of the new silica gel lter
✓
The silica gel lter is ready for use
HAWE Hydraulik SE
B 8010 - 04-2021 - 1.0
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