Komatsu WA800-3E0, Operation & Maintenance Manual

Page: 257 / 336

MAINTENANCE
SERVICE PROCEDURE
4-33
LUBRICATING 4
1. Using a grease pump, pump in grease through the grease fittings shown by arrows.
2. After greasing, wipe off any old grease that was pushed out.
(1) Work equipment control valve linkage (2 places)
If the work equipment control lever is heavy or does not move
smoothly, apply grease.
If the AJSS lever is heavy or stiff when adjusted to the front or rear, lubricate the U-joint.
(2) AJSS lever U-joint
Carry out greasing of grease fitting (B) through gap (A) of the
cover. When doing this, be careful not to damage the grease
fitting inside the cover.
(3) AJSS lever fore-and-aft slide rail
Remove grommet (C) and pump in grease through the grease
fitting on the inside of cover (D).