Komatsu HA940549 - Lubrication; Lubricating Points of the Work Equipment

MAINTENANCE EVERY 50 OPERATING HOURS
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LUBRICATION
LUBRICATING POINTS OF THE WORK
EQUIPMENT
• If you perform maintenance operations at a machine
which is not properly parked and secured, severe acci-
dents may occur!
Park the machine on firm, level ground and secure it be-
fore starting the maintenance operations.
1. Park and secure machine for the maintenance operations as
described in chapter "Preparing the Machine for Mainte-
nance".
2. Clean the grease nipples which are indicated by the arrows.
3. Use a grease gun to press sufficient grease into the grease
nipples.
4. Remove the old grease which is extruding at the bearings.
☞
• If you operate in humid conditions or in a salty environ-
ment, you must reduce the lubricating intervals.
75_241
2
1
75_240
4
3
3
75_242
5
5
75_263
6
6
Lifting cylinder (1) (2 locations)
Rocker arm (2) (1 location)
Boom (3) (2 locations)
Tipping cylinder (4) (2 locations)
Quick-change unit (5) (3 locations)
Clamshell bucket (6) (3 locations)