Collect Final Drive Oil Sample; Change The Final Drive Oil - SANY SY95C Operation And Maintenance Manual

Collect Final Drive Oil Sample

1. Obtain an Oil Analysis Sample Kit from a SANY
dealer.
2. Operate the machine to normal operating
temperature.
3. Prepare the machine for service. See "Maintenance
Safety" on page 2-5.
NOTICE!
It is critical that all material used to collect the
sample is absolutely clean. Failure to follow this
notice can cause equipment damage and
contaminate the sample.
4. Remove the final drive check plug. See "Check and
Add Final Drive Oil" on page 5-38.
5. Insert the oil sample tube into the final drive and
collect a sample of final drive oil. Install the final drive
check plug.
6. Send the sample for testing in accordance with the
instructions packaged with the sample kit.

Change the Final Drive Oil

1
2
3
Figure 5-66
• Allow the final drive to cool before servicing. Hot
oil may cause burns or other serious injury. Wear
safety goggles, gloves, and other personal
protective equipment (PPE) to prevent serious
injury.
• The final drive oil may be under pressure.
Remove the plugs slowly to prevent injury.
Failure to follow these precautions could result in
injury.
SY95C Excavator OMM
CAUTION
Dispose of oil in accordance with all applicable
environmental regulations. Failure to do so could
result in damage to the environment.
NOTE: If the final drive oil is cold, it should be warmed
prior to changing. Use the bucket as a support to
lift the track on one side. Move the throttle control
dial to MIN (low idle) and operate the raised track
for 5 minutes. Lower the track.
1. Park the machine to position the drain plug (3) at the
bottom of one of the final drives.
2. Prepare the machine for service. See "Maintenance
Safety" on page 2-5.
3. Place a suitable container under the final drive.
4. Slowly loosen and remove the oil level plug (2) and
fill plug (1) to relieve any internal pressure.
NOTE: For final drive oil capacity, see "Fluid Capacities"
on page 5-8.
5. Remove the drain plug and allow the oil to drain.
6. Install the drain plug and tighten to 12.5 lb-ft 
(17 N•m).
7. Add new gear oil through the fill plug opening. Fill
until the gear oil is at the lower edge of the level plug
opening.
8. Install the oil level and fill plugs and tighten to 
12.5 lb-ft (17 N•m).
9. Repeat this procedure on the other final drive.
0003128
5-39
MAINTENANCE
NOTICE!