Optional Equipment
SY35U Excavator OMM
7-6
Operation and Maintenance Manual — 0120
SANY
REMOVE OPTIONAL EQUIPMENT
1. Prepare the machine for service. See “Maintenance Safety” on page
2. Relieve system pressure. See “Relieve Hydraulic System Pressure” on page
3. Place a suitably sized container under the hydraulic
connection to catch any residual hydraulic oil.
4. Turn the stop valve (1) to the closed position.
NOTE:
The right is shown. Repeat for the left side.
5. Disconnect the optional equipment hydraulic lines in
accordance with the manufacturer’s instructions.
6. Install the cap (2) and plug (3) on the hydraulic stop
valve.
NOTE:
The right is shown. Repeat for the left side.
7. Disconnect the optional equipment from the machine
in accordance with the manufacturer’s instructions.
8. Adjust the return flow selector valve as necessary. See
“Return Flow Selector Valve” on page
9. Select the correct operating mode from the monitor. See “Operating Mode Screen” on page
10. Check the hydraulic oil level. See “Check Hydraulic Oil Level” on page
WARNING!
Do not release the equipment unless it is on the ground or on a solid, supportive surface.
Block or support the equipment to prevent rolling or tipping. Failure to follow these warnings
could result in death or serious injury.
Hydraulic systems operate under extremely high pressure. Escaping hydraulic oil under
pressure is dangerous. Always relieve pressure before disconnecting hoses. Failure to follow
these warnings could result in death or serious injury.
NOTICE!
Dispose of the hydraulic oil in accordance with local environmental regulations. Failure to do
so could result in damage to the environment.
Fig. 7-5
0004798
2
1
3
