Crane Operation ProcedureSummary

WARNING

This summary briefly describes the essential steps for crane operation from start to finish. For detailed information on the individual procedures, refer to the appropriate pages in this section of the manual. Do not operate the crane until you have a complete understanding of all the instructions given in this manual.

"Safety" section in this manual contains the precautions to be followed during the crane operation. Carefully read the section.

If you find anything abnormal with the crane during operation, stop the operation immediately, check and locate the cause, and repair any faulty components. To prevent accidents, do not operate the crane until repairs have been completed.

On-outrigger Operation

Preparatory Steps

1. Enter the cab, and adjust the seat and the length of each lever so that the levers and all other controls can be operated easily.

2. Make sure that all the levers in the cab are in the following positions: 1.

2. Main and auxiliary hoist control levers, boom telescoping control lever, boom elevating control lever and swing control lever

5. Let the machine warm up. While it is warming up, check that all meter and monitor displays are normal and that the machine is not making any abnormal sounds.

6. Fully extend the outriggers and level the crane.

7. Press the register key on the load moment indicator.

3. Start the engine.

4. Set the PTO switch ON.

8. Remove the main hook block from its stowed position.

9. Reeve the wire rope around the main hook block sheaves as required for the operation.

10. Mount the single top or jib as necessary.

3. Make sure that the levers in the cab are in the following positions:

(1)Hoist, boom telescoping, boom elevating, and swing control levers

(2)Swing

(3)Swing

4. Retract the outriggers completely.

5. Set the PTO switch OFF.

11. Select the operational status on the load moment indicator.

Crane Operation

1. Lift and move the load by using the hoisting, telescoping, elevating and swing operations.

6. Insert the lock pin to the auxiliary hoist control lever and the swing control lever, and set the hoist, boom telescoping, boom elevating and swing control levers to their shortest length. Rotate the auxiliary hoist control lever and swing control lever backward so that the levers do not hinder the operator from entering or exiting the cab.

At the End of Operation

1. Stow the single top or jib.

2. Stow the main hook block and the boom in the traveling style.

7. Shut off the all other equipment inside the cab.

8. Close all the cab windows including the roof window.

9. Stop the engine and remove the key from the starter switch.

10. Exit of the cab and lock the door.

11. Perform the post-operational checks for the same points as for the pre-operational checks. If anything abnormal is found, have it repaired before operating the crane again.