SY50U Excavator OMM
Maintenance
SANY
Operation and Maintenance Manual — 0120
5-59
TABLE OF
CONTENTS
INTRODUCTION
SAFETY
MACHINE
CONTROLS
MACHINE
OPERA
TION
MAINTENANCE
SPECIFICA
TIONS
OPTIONAL
EQUIPMENT
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
4. Remove the final drive oil level plug.
5. Insert the oil sample tube into the final drive and collect a sample of final drive oil.
6. Reinstall the oil level plug. Tighten to 12.5 lb-ft (17 N•m).
7. Send the sample for testing in accordance with the instructions packaged with the sample kit.
Check the Final Drive Motor Mounting Fasteners
1. Prepare the machine for service. See “Maintenance Safety” on page
2. Remove the travel motor cover.
3. Inspect all of the final drive mounting fasteners for rust, damage, or looseness.
4. Replace any damaged or defective fasteners and tighten any loose fasteners. See service manual or contact
SANY dealer for more information.
NOTE:
Use thread lock compound when tightening loose fasteners or installing new fasteners.
5. Install travel motor cover.
6. Repeat this procedure on the other final drive.
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.