SY50U Excavator OMM
Maintenance
SANY
Operation and Maintenance Manual — 0120
5-19
TABLE OF
CONTENTS
INTRODUCTION
SAFETY
MACHINE
CONTROLS
MACHINE
OPERA
TION
MAINTENANCE
SPECIFICA
TIONS
OPTIONAL
EQUIPMENT
The charts indicate the service intervals of the lubrication, maintenance, and replacement. The following symbols
indicate the type of service:
•
Maintenance/lubrication.
•
Replacement.
•
Initial replacement on new machine.
•
Clean or drain as applicable.
Lubrication Chart
Item
Maintenance Items
Qty.
Lubrication Interval
Lubricant
50 hr.
100 hr.
250 hr.
500 hr.
1
Arm cylinder pins
2
Grease
2
Boom-arm connecting pin
1
3
Boom pin
2
4
Swing bearing
2
5
Dozer blade linkage pins
2
6
Dozer blade cylinder pins
2
7
Boom cylinder pins
2
8
Bucket linkage pins
3
9
Bucket cylinder pin
4
10
Boom swing cylinder pins
2
11
Swing gear
1
12
Boom swing pin
2
Replacement Item Intervals
Replacement Items
When
Required
8 hr.
50 hr.
100
hr.
250
hr.
500
hr.
1000
hr.
2000
hr.
4000
hr.
Engine oil and filter
Engine coolant
Fuel/water separator filter
Fuel filter
Primary air filter
Secondary air filter
Hydraulic pilot filter
Hydraulic suction strainer
Hydraulic tank breather filter
element
Hydraulic return filter
Hydraulic oil
Final drive oil