Komatsu PC118MR-8, Operation And Maintenance Manual

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MAINTENANCE
MAINTENANCE PROCEDURES
4-45
MAINTENANCE EVERY 100 HOURS OF OPERATION 4
LUBRICATION 4
NOTICE
q
Clean the grease nipples before applying the greasing pump.
q
After lubrication, remove all the contaminated grease that may have spread out of the nipples.
q
If the machine is used in difficult conditions, carry out this operation more frequently than usual.
q
As a general rule, it is important to consider that each cylinder is provided with two grease nipples
positioned on the couplings and that each pin serving as fulcrum point for a movement is provided
with at least one grease nipple.
q
When running in a new machine, lubricate every 10 hours for the first 100 hours of operation.
q
After carrying out digging operations with the equipment immersed in water, always lubricate the pins
that have been in contact with water..
q
Prepare a grease pump.
1. Set the machine in the correct position for the lubrification
procedure, as shown in the diagram on the right, lower the
work equipment to the ground, then stop the engine.
2. Use the grease pump to inject grease through the
lubrication points indicated by the arrows.
(1) Arm-bucket coupling pin (1 point)
3. After completing the lubrication procedure, remove any
grease that may have come out of the lubrication points.
WEAM014802