Komatsu PC450-8 Operation & Maintenance Manual page 407

ATTACHMENTS ANDD OPTIONS
EVERY 50 HOURS SERVICE
LUBRICATING
NOTICE
For the first 100 hours on new machines where the parts
are setting in, carry out greasing every 10 hours.
1. Set the work equipment in the greasing posture on next page, then lower the work equipment to the ground
and stop the engine.
2. Using a grease pump, pump in grease through the grease
fittings shown by arrows.
3. After greasing, wipe off any old grease that was pushed
out.
1. Arm -Link coupling pin (1 point)
2. Arm-Bucket coupling pin (1 point)
3. Link coupling pin (2 points)
4. Bucket cylinder rod end (1 point)
5. Bucket-Link coupling pin (1 point)
SUPER LONG FRONT BOOM AND ARM
1 2
3, 4, 5
12
10
11
2
1
AM091470C
AM091480B
10
6-47
6