Kickdown Switch - Komatsu WA380-8 Operation & Maintenance Manual

Wheel loader
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HANDLE MULTIFUNCTION MONO-LEVER
Position (a): RAISE
When the multi-function mono-lever is pulled further from the
"RAISE" position, the lever stops in that position.
When the remote boom positioner is enabled, the boom stops
at the preset position and the lever returns to "HOLD" position
at the same time.
When the remote boom positioner is disabled, the boom stops
at the highest position and the lever returns to "HOLD" position
at the same time.
Position (b): HOLD
The boom and bucket remain in the positions where they are stopped.
Position (c): LOWER
Position (d): FLOAT
The boom moves freely under external force. When the lever is set to "FLOAT" position, the lever stops in that
position.
When the remote boom positioner is enabled, the boom stops at the preset position and the lever returns to
"HOLD" position at the same time.
When it is disabled, the lever remains in "FLOAT" position and does not return.
Position (e): TILT
When the multi-function mono-lever is pulled further from the
"TILT" position, the lever stops in that position. When the buck-
et reaches the position preset by the bucket positioner, the lev-
er returns to the "HOLD" position.
Position (f): DUMP

KICKDOWN SWITCH

When traveling in forward 2nd, if kickdown switch (2) is press-
ed, the gear is shifted down to forward 1st.
Use this switch to increase the traction force during excavation.
When the transmission shift range (actual gear speed) is at for-
ward 1st (F1) and the power mode selector switch is set to E
mode, if the switch is pressed, the power mode changes to P
mode.
Use this switch to increase the traction force further during ex-
cavation or for scrape-up work.
In E mode
2nd
E mode
In P mode
2nd
P mode
When the transmission is in the auto-shift mode and the travel speed is 10.5 km/h or slower, the kickdown
switch operates and the gear speed can be shifted down to 1st gear speed from any gear speed of the forward
or reverse travel.
6-4
1st
E mode
1st
P mode
1st
P mode
ATTACHMENTS AND OPTIONS

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