Machine Operation
SY135C Excavator
4-36
Operation and Maintenance Manual — 0120
SANY
Maintenance During Storage
Once a month during storage, perform the following:
1. Start the machine. See “Engine Starting Procedures” on page 4-12.
2. Drive the machine a short distance. See “Warm-up Operation” on page 4-17.
3. Cycle each hydraulic cylinder a few times to coat cylinder rods and seals with oil. See “Work Equipment
Control and Operation” on page 4-25.
4. Apply spray lubricant to the exposed parts of the hydraulic cylinder rods to prevent corrosion. See
“Recommended Lubricants, Fuels, and Coolant” on page 5-10 for additional information.
5. Turn on the air conditioner for 3 to 5 minutes to lubricate the compressor and related parts.
6. Return the machine to the proper storage location and condition.
7. Check the fuel for water contamination. Drain the fuel and replace the filters as necessary. See “Drain
Sediment/Water From the Primary Fuel Filter/Water Separator” on page 5-25.
8. Check the engine oil for water contamination. Drain the oil or replace the filter. See “Change Engine Oil and
9. Examine the exterior of the machine for signs of rust or damage and repair as necessary.
WARNING!
During indoor storage, if an anti-rusting operation is performed, open the windows and doors
to provide proper ventilation and avoid gas poisoning. Failure to follow this warning could
result in death or serious injury.