Komatsu WA470-6 2006, Operation & Maintenance Manual

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Operation 3.2 Explanation of components
WA470-6H – VEAM946100
3-55
24. Directional selector switch
This switch (24) is used to switch the direction of travel of the
machine between forward and reverse.
F Position: FORWARD
N Position: Neutral
R Position: REVERSE
Before operating this switch, check that the condition is as fol-
lows.
!
Directional lever is at N
!
Directional selector switch actuation switch is at ON
If the condition is not as above, the switch will not work.
For details, see "Changingdirection (3-118)".
25. Directional selector switch actuation switch
When this switch (25) is turned on, the directional selector
switch on the side of the lift arm control lever is actuated.
Position (a): ON
The directional selector switch is actuated.
The directional selector pilot lamp on the machine monitor lights
up.
Position (b): OFF
The directional selector switch is turned off.
26. Torque converter lock-up switch
(Option)
This switch (26) is the control switch for the torque converter
lock-up function.
Position (a): ON
The pilot lamp inside the switch lights up and the lock-up is actu-
ated according to the travel speed. While the lock-up is
engaged, the lock-up pilot lamp on the machine monitor lights
up.
Position (b): OFF
The lock-up does not function.
For details, see "Handling torque converter lock-up (6-3)"
GK043139
GK038037
a
b
GK038038
a
b