Komatsu WA380-6 Operation & Maintenance Manual page 174

OPERATION
OPERATIONS AND CHECKS BEFORE STARTING ENGINE
When starting the engine, check that the work equipment lock lever are placed securely at the LOCK position. If the work
equipment control lever is touched by accident when the engine is started, the work equipment may move unexpectedly and
cause serious injury or damage.
1. Check that parking brake switch (1) is at the ON position (A).
2. Check that directional lever (2) is at the Neutral position (N).
REMARK
If directional lever is not set to the Neutral position (N), the engine
will not start.
3. Check that the bucket is completely lowered to the ground.
If it is not completely lowered, lower the bucket to the ground
as follows.
1) Check that the work equipment control lever is at the
HOLD position, then set the work equipment lock lever to
the FREE position.
2) Operate the work equipment control lever to lower the
bucket to the ground.
3) Check that the work equipment control lever is at the
HOLD position, then set the work equipment lock lever to
the LOCK position.
WARNING
OPERATION
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