Komatsu PC20R-8, Operation & Maintenance Manual

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68
INSTRUMENTS AND CONTROLS
1-2 - EQUIPMENT CONTROL LEVERS
LEVER 1 (BASIC MANOEUVRES)
LEVER 2 (BASIC MANOEUVRES)
DANGER
•
Before carrying out any manoeuvre with these levers, the operator must be seated in the work position
with fastened safety belt; before any manoeuvre he must perform the operations described in “3.13 US-
ING THE WORK EQUIPMENT”).
•
Before leaving the operating position, lower the equipment to the ground and lock the safety device,
then stop the engine.
The control lever (1) is positioned on the operator’s left and con-
trols the arm and the upper structure rotation, while the control
lever (2) is positioned at the operator’s left and controls the
boom and the bucket.
The following diagrams show the basic manoeuvres and the
possible combined manoeuvres.
RYA12130
1 2
N - Neutral
A - Arm opening
B - Rotation to the right
C - Arm folding
D - Rotation to the left
RWA07260
D
A
B
C
N
N - Neutral
A - Boom lowering
B - Bucket opening
C - Boom raising
D - Bucket folding
RWA07270
D
A
B
C
N