Komatsu WA500-6H Operation & Maintenance Manual page 129

Operation
30. Semi auto digging switch
This switch (30) turns the semi auto digging ON-OFF.
Position (a): ROCK mode
Use this mode when heavy loads are being handled and the
bucket tilt operation is carried out intermittently.
Position (b): LOOSE mode
Use this mode when light loads, such as blasted rock, are being
handled and the bucket tilt operation is carried out continuously.
N position: Semi auto digging is switched OFF
At positions (a) and (b), the pilot lamp inside the machine moni-
tor lights up.
For details, see "Semi auto digging operations (3-125)".
31. Directional selector switch
This switch (31) is the power switch for the directional selector
switch.
Position (a):
Directional selector switch system ON
Position (b):
Directional selector switch system OFF
WA500-6H – VEAM430100
3.2 Explanation of components
a
N
b
GK050070
a
b
GK050071
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