Elliott Digger Derrick, Operation & Maintenance Manual, Page: 115 / 376

Jib Operation EEC-0044 V1.1
Jib Operation
their proper locations. Failure to properly secure the jib during stowing and
erecting may allow the jib to fall. Serious personal injury or death could result.
Always have at least one, if not both of the following in place at all times:
Side stow bracket completely engaged into stow hook with stow pin ‘A’ properly
in place.
Both pins ‘C1’ in upper and lower jib holes properly in place through
mating holes in boom tip.
Jib Maintenance
A. Lubricate sheave pin on jib with grease gun containing chassis grease weekly.
B. Check for free rotation of jib sheave daily when using jib.
C. Lubricate jib sheave case pivot pin with grease gun containing chassis grease
monthly.
Jib removal
Should jib removal from the boom become necessary, proceed as follows:
A. Unstow and swing jib into position on the boom tip according to steps 1-10 in the
preceding jib deployment section.
B. Support and raise the jib at its balance point and remove the two swing around
pins. Jib is now free of boom.
C. To install, proceed in reverse order of removal.