2-53
13.2 PRECAUTIONS FOR LOADING
After loading the machine in the specified position, secure it in
place as follows.
1. Lower the work equipment slowly.
2. Apply the safety lock to lock all the control levers securely.
3. Turn the starting switch to the OFF position and stop the engine.
Remove the key from the starting switch.
4. Lock front frame and rear frame with safety bar.
5. Put blocks in front and behind the wheels, and secure the
machine with chains or wire rope to prevent the machine from
moving during transportation.
13. TRANSPORTATION 13. TRANSPORTATION
13.3 LIFTING MACHINE
DANGER
‡ When lifting the machine, check that the wire rope is fitted
correctly. If it is not fitted correctly, there is danger that the
machine may fall and cause serious injury or death.
Raise the machine 100 – 200 mm (4 – 8 in) from the ground,
then stop and check that the machine is horizontal and that
there is no looseness in the wire cable.
‡ Before lifting the machine, always stop the engine, apply the
parking brake, and lock the frames with the safety bar to
prevent the front frame from turning.
‡ When lifting, check that there is no looseness in counter-
weight mounting bolts 1. Tighten any loose bolts.
WA20, 30, 40 WA50
Bolt 2 4
Tightening torque 490 – 608N•m (50 – 62 kgf•m)
WARNING
‡ Never raise the machine with any worker on it.
‡ Always make sure that the wire rope used for lifting the
machine is of ample strength for the weight of the machine.
‡ Never try to lift the machine in any posture other than the
posture given in the procedure below.
There is danger that the machine may lose its balance.
‡ When lifting the machine, be careful of the position of the
center of gravity and always maintain the balance.
NOTICE
‡ For weight, see “25. SPECIFICATIONS”.
‡ Specifications value indicates the standard specifications.
When installing the attachment, or optional equipment, lifting
method has been changed; consult Komatsu or your Komatsu
distributor for details.
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