Service Manual

325/328 Excavator
87 Operation and Maintenance Manual
LUBRICATION OF THE HYDRAULIC EXCAVATOR
Procedure
Lubricate the hydraulic excavator as specified in the
SERVICE SCHEDULE for the best performance of the
machine. (See SERVICE SCHEDULE on Page 59.)
Always use a good quality lithium based multipurpose
grease when lubricating the machine. Apply the lubricant
until extra grease shows.
Lubricate the following locations on the Hydraulic
Excavator EVERY 8-10 HOURS:
Figure PM-55
Ref Description (# of Fittings)
1. Blade Cylinder Rod End (1) [Figure PM-55]
2. Blade Cylinder Base End (1) [Figure PM-55]
3. Blade Pivots (2) [Figure PM-55]
4. Boom Swing Cylinder Rod End (1) [Figure PM-55]
Figure PM-56
5. Boom Swing Pin (2) [Figure PM-56]
6. Boom Swing Pivot (3) [Figure PM-56]
7. Boom Pivot (1) [Figure PM-56]
8. Boom Cylinder Base End (1) [Figure PM-56]
Figure PM-57
9. Boom Cylinder Rod End (1) [Figure PM-57]
10. Arm Cylinder Base End (1) [Figure PM-57]
P-49451
4
1
3
2
3
P-49452
7
8
5
6
6
5
6
P-42463
10
9