Komatsu PC130-6K 2001 Operation & Maintenance Manual page 64

Hydraulic excavator
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11. EXPLANATION OF COMPONENTS
11.1.5 E: SWITCHES
1.
WORKING MODE SELECTOR SWITCH (Basic switch)
This switch is used to set the movement of power for the work
euipment. By selecting the mode to match the working conditions, it is
possible to carry out operations more easily.
H.O. (heavy-duty operation mode) lights up:
This is used for heavy-duty work.
G.O. (general operation mode)lights up:
This is used for ordinary work.
F.O. (finishing operation mode) lights up:
This is used for levelling or grading work.
L.O. (lifting operation mode) lights up:
This is used for fine control operations.
B.O. (breaker operation mode) lights up:
This is used for breaker work.
When starting the engine, G.O. (general operation) mode is auto-
matically selected. Each time the switch is pressed, the mode selection
changes.
NOTICE
When the breaker is used, never select the H.O. (heavy-duty op-
eration) mode.
REMARK
H switch is also used for setting "hours" in the clock and M switch for
setting "minutes". See 11.1.4-5 DISPLAY.
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