Maintenance
SY135C Excavator OMM
5-66
Operation and Maintenance Manual — 0120
SANY
•
Clogging by debris
If any damage is found, contact a SANY dealer.
Check the Hydraulic System Connections
1. Prepare the machine for service. See “Maintenance Safety” on page 2-8.
2. Open the right rear access door. See “Right Rear Access Door” on page 3-7.
3. Examine the hydraulic main suction hose (1) between
the tank and the hydraulic pump for cracks, damage, or
abnormal wear.
NOTE:
Replace the hose if it is cracked, damaged, or
worn.
4. Check the fittings at both ends of all hoses (2).
NOTE:
The fasteners at each end of the hoses may
loosen due to vibration.
5. Inspect all fasteners for tightness.
NOTE:
Do not use thread lock compound when
reinstalling loose fasteners or installing new
fasteners.
6. Replace any damaged or missing fasteners.
7. Tighten any loose fasteners.
NOTICE!
Do not overtighten the mounting fasteners. Failure to follow this notice could damage the
machine or cause it to operate improperly.
Fig. 5-128
0000489
2
1