Adjusting The Flexible Cables - Komatsu PC20R-8 Shop Manual

TESTING AND ADJUSTMENTS

ADJUSTING THE FLEXIBLE CABLES

H Test conditions:
Engine: switched off.
.
Working equipment: resting on the ground.
.
All adjustments that can be made to the flexible cables are
for the purpose of restoring the correct positions of the
control levers, while maintaining the neutral positions of
the control valve spools.
The procedure is as follows:
Controls for boom swing and travel
1 - Remove the footboard (1) from the platform.
2 - Loosen the nut (2) in the sheath of the drive (3) to be
adjusted.
3 - Adjust the locknuts of the sheath until the position of
the lever or pedal has been corrected.
H When the position of the lever or pedal concerned
is absolutely correct, the locknuts of the sheath
should be behind the bracket (4).
4 - Firmly tighten the nuts (2).
PC20R-8 PC27R-8
ADJUSTING THE FLEXIBLE CABLES
1
Travel
4
3
2
[
A
2
[ A= for canopy: 200 mm
for cabin 220 mm
RKPA2220
Boom swing
4
2
3
RKPA3200
ALIGNAMENT ERROR
BETWEEN LEVER
IN NEUTRAL POSITION
0 ± 3 mm
TRAVEL
LEVERS
= =
BOOM SWING
CONTROL PEDAL
3
4
RKP06630
20-33