Komatsu PW98MR-10 Operation & Maintenance Manual page 162

EXPLANATION OF COMPONENTS
REMARK
This machine controls the main pump for the best matching by
controlling the engine electronically. The dial has a dead zone
but it is not abnormal.
Range (c)
Dead zone (engine speed is constant)
P mode: 22%
E mode: 30%
Position (d)
High idle
HAZARD SWITCH
The emergency signal switch for having all the direction indica-
tor lights flash at the same time.
(a)
ON
(b)
OFF
2WS/4WS-R SWITCH
The switch is used to start one of the two steering modes (2WS
or 4WS-R).
(a)
Activating the 4WS full mode (4WS-R)
(b)
Activating the 2WS mode
Each time the type of steering is selected, the monitor displays
the status or the help for resolving activation errors.
4WS-C SWITCH
The switch is used to engage or block the activation of the crab
steering (4WS-C).
(a)
Activating the 4WS crab mode (4WS-C)
(b)
Blocking the activation of the steering to prevent an accidental
selection.
Each time the type of steering is selected, the monitor displays
the status or the help for resolving activation errors.
AXLE LOCK SWITCH
NOTICE
Do not use axle locking when moving at a high speed. Only use when moving slowly.
If the automatic mode is operative, the axle stays unlocked until the brake pedal is in the working brake
position. For more information about the brake pedal see "BRAKES PEDAL (3-106)"
All digging and lifting operations are carried out with the working brake engaged.
3-94
WENAM00061
OPERATION
RKA48440
RKA48450
RKA48460