SY215C LC/SY225C LC Excavator OMM
Optional Equipment
SANY
Operation and Maintenance Manual — 1219
7-5
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INTRODUCTION
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OPTIONAL EQUIPMENT OPERATION
There are two pairs of hydraulic lines at the end of the arm. The main auxiliary lines (the larger lines) power the
optional equipment. The secondary auxiliary lines (the smaller lines) rotate the optional equipment.
Attach Optional Equipment
NOTE:
The following procedure details replacement of a bucket with hydraulically operated equipment.
Use steps appropriate for your situation when changing between different types of working
equipment.
1. Lower the work equipment to the ground.
2. Shut down the engine.
3. Turn the key switch to ON.
4. Place the hydraulic lockout control lever in the
unlocked (open) position (1).
5. Fully cycle each pedal, joystick, and control lever two
to three times to release the internal pressure remaining
in the hydraulic lines.
6. Place the hydraulic lockout control lever in the locked
(closed) position (2).
WARNING!
• Do not release equipment unless it is on the ground or on a solid, supportive surface.
Block or support equipment to prevent rolling or tipping that could result in death or injury.
• Hydraulic systems operate under extremely high pressure. Escaping hydraulic oil under
pressure is dangerous and could result in death or injury.
Always relieve pressure before disconnecting hoses.
UNLOCKED
LOCKED
Fig. 7-7
1
2
