Komatsu PC308USLC-3E0 Operation & Maintenance Manual page 73

OPERATION
DETAILED CONTROLS AND GAUGES
Swing Lock Monitor
This monitor (2) informs the operator that the swing lock is being
actuated.
Actuated: Lights up
When the swing lock switch is turned ON (ACTUATED), the
monitor lamp lights up.
This lamp lights up when the swing parking brake release switch is
set to the FREE position.
REMARK
The swing motor is equipped with a disc brake that mechanically
stops the rotation. When the swing lock monitor is lighted up, the
brake remains applied.
Wiper Monitor
Monitor (3) indicates operating ststus of the wiper.
The monitor display when wiper switch is operated, as follows.
When ON lights up: Wiper moves continuously
When INT lights up: Wiper moves intermittently
OFF: Wiper stops
Auto-deceleration Monitor
Monitor (4) shows if the auto-deceleration is being actuated.
The monitor display when auto-deceleration switch is operated, as
follows.
Auto-deceleration monitor ON: Auto-deceleration actuated
Auto-deceleration monitor OFF: Auto-deceleration canceled
Working Mode Monitor
This monitor (5) displays the set working mode.
The monitor display when the working mode switch is operated
is as follows.
P : P mode (for heavy-load operations)
E : E mode (for operations with emphasis on fuel economy)
L : L mode (for fine-control operations)
B : B mode (for breaker operations)
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