Maeda MC285CB-3 - Page 233

M A E D A Mini-Crawler Crane Section 5 – GENERAL MACHINE MAINTENANCE
9/2020 MC285CB-3 5-43
Winch Wire Rope - Removal
1. Place the machine on level, hard ground.
2. Push the boom telescoping lever forward to
EXTEND and extend the boom slightly.
3. Push the winch lever forward to DOWN to
ground the hook block.
4. After removing the wedge socket pin fixing
bolt (2), remove the wedge socket (3).
Fig. 5-89
5. Remove the wire clip (4).
6. Remove wire rope (5) from the wedge socket
(3) using the following procedure:
• Have a piece of round bar (6) with a
diameter of 4 to 6 mm ready and apply it to
rope wedge (7).
• Lightly tap round bar with hammer in the
direction of the arrow (a) to remove the rope
wedge.
Fig. 5-90
7. Push the winch lever forward to DOWN and
remove the wire rope from winch drum.
8. When you have removed the wire rope,
remove the end of the wire rope that was
attached to the winch drum (8) using the
following procedure:
• Have a piece of round bar (6) with a
diameter of 4 to 6 mm ready and apply it to
rope wedge (9).
• Lightly tap round bar with hammer in the
direction indicated by the arrow (b) to
remove the rope wedge.
Fig. 5-91
9. Remove the remaining wire rope (5)
completely.
Winch Wire Rope - Installation
WARNING! The following safety messages
address a potential Lift Hazard:
• Always attach the rope wedge securely to
the wire rope.
• Avoid irregular winding of the wire rope in
the winch drum.
• Always hoist an object 2.9 to 4.9 kN [300 to
500 kg] with the boom extended and raised
fully immediately after attaching a new rope.
Repeat raising and lowering the hook
several times until the new rope conforms.
• Do not kink the rope when winding up.
Always unwind by the rope by pulling it off
the winch drum.