5-32
MAINTENANCE
SY60C Excavator OMM
0002397
Figure 5-45
4.
Clean the top of the hydraulic tank and remove
contaminants from around the return filter cover (1).
CAUTION
The return filter cover is spring loaded. Apply and
keep pressure on the cover as the cover is
removed. Failure to do so could cause injury.
5.
Loosen the four fasteners (2) securing the return filter
cover. Push the cover down against spring pressure
while removing the fasteners. Remove the cover.
6.
Remove the spring (3) and return filter (4).
NOTICE!
Dispose of the contaminated oil and filter in
accordance with all applicable environmental
regulations. Failure to do so could result in
damage to the environment.
NOTE:
Always use SANY-approved oil filters.
7.
Dispose of the used return filter and spring. Install a
new return filter and spring.
8.
Install a new O-ring for the return filter cover. Tighten
the fasteners securely.
9.
To purge air from the system, start the engine and
run at low idle for 10 minutes.
10. Check the hydraulic oil level and add hydraulic oil as
needed. See “Check Hydraulic Oil Level” on
page 4-8.
Clean and Replace the Hydraulic Oil Suction
Strainer
WARNING
• Allow the hydraulic system to cool before
servicing. Hot oil may cause burns or other
serious injury.
• The hydraulic tank may be under pressure, and
hydraulic oil may be present at the filter cover.
Relieve any pressure to prevent injury.
Failure to follow these warnings could result in
death or serious injury.
1.
Prepare the machine for service. See “Maintenance
Safety” on page 2-5.
2.
Relieve system pressure. See “Relieve Hydraulic
System Pressure” on page 5-29.
3.
Remove the top access panel. See “Add Hydraulic
Oil” on page 5-29.
0003037
Figure 5-46
2
1
2
3
4
1
2
