SANY SY500H Operation And Maintenance Manual page 107

Figure 4-80
1. Chock the trailer wheels to prevent movement of the
trailer during unloading.
2. Attach or construct ramps of suitable strength, width,
and length to unload the machine.
3. Remove all tie-downs and blocks that secure the
machine to the trailer.
4. Turn the exterior mirrors so the operator has a clear
view to the front and rear of the machine.
5. Start the machine and allow it to warm up to
operating temperature.
SY500H Excavator OMM
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1
F1 F2
6. Press function button F2 (1) to set the auto-idle to
OFF.
7. Press function button F3 (2) to set the travel speed to
low.
8. Move the hydraulic lockout control lever to the
unlocked (open) position. See "Hydraulic Lockout
Control Lever" on page 3-8.
9. Raise the work equipment to clear the trailer.
10. Slowly drive the machine off the trailer.
4-37
MACHINE OPERATION
OPEN
OPEN
2
F3 F4
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Figure 4-81
F5