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Maintenance
SY135C Excavator OMM
5-68
Operation and Maintenance Manual — 0120
SANY
Replace the Hydraulic Tank Return Filter
1. Park the machine in a secure location and position the
work equipment as shown.
2. Prepare the machine for service. See “Maintenance
3. Remove the wing nut (1) from the breather valve.
4. Press the vent button (2).
5. Install the wing nut.
WARNING!
• Allow the hydraulic system to cool before servicing. Hot hydraulic oil may cause burns or
other serious injury.
• The hydraulic tank may be under pressure, and hydraulic oil may be present at the filler
cap. Relieve hydraulic system pressure to prevent injury.
Failure to follow these warnings could result in death or serious injury.
Fig. 5-131
0000466
Fig. 5-132
0004158
1
Fig. 5-133
0004159
2