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Maintenance Procedures
SY75C Excavator OMM
5-56
Operation and Maintenance Manual — 0220
SANY
Hydraulic Oil - Change
NOTE:
Perform this procedure on machines with optional equipment every 3 months (500 hours of service).
NOTE:
Perform this procedure on machines with a bucket annually (2,000 hours of service).
1. Swing the upper structure to position hydraulic tank
bottom cover (a) between the tracks.
2. Position the work equipment as shown on the hydraulic
tank decal.
3. Shut down the engine.
4. Clean the top of the hydraulic tank.
5. Remove butterfly nut (b) from the breather valve.
NOTICE!
If used or using the breaker attachment, note that you need to change hydraulic oil every 500
hours to avoid damage to the machine.
Fig. 5-81
a
Fig. 5-82
b
Summary of Contents for SY75
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