JLG 642 Operation & Safety Manual page 139

Installation Procedures
• Refer to "Attachment Installation" on page 5-9.
CRUSH HAZARD. Maintain a minimum of three wraps of wire rope on the cable drum
at all times. Failure to comply could cause object or load to fall.
Operation:
• Weight of rigging must be included as part of total load being lifted.
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WARNING
Section 5—Attachments
5-45