Broderson IC-200-2J, Operation And Maintenance Manual, Page: 40 / 79

2-20
OPTIONAL EQUIPMENT
N O T I C E
Use appropriate ladders/steps to gain access to the boom tip and deck to perform this
installation.
INSTALLING AND STOWING BOOM EXTENSION:
1. Set the outriggers.
2. Raise and extend the boom about 30 feet (9 m) above the ground, paying out load line
until hook is just above ground.
3. Position boom over front, lower and retract boom, leaving the load line on the ground.
4. If the sheave block is installed, remove it.
5. Remove load line from tip sheaves and lay over side of boom opposite of the stowed
boom extension.
6. Make sure the front stow pin is in place and the attach pins are removed from the lugs
on the boom tip and the mating lugs on the boom extension.
7. Remove the rear locking pin and swing the boom extension away from the rear end of
the boom until the attaching lugs mesh on the right-hand side of the boom.
8. Insert the attach pins in the right-hand lugs and retain them with the hairpin cotters.
9. Remove the front stow pin and swing the boom extension around to the front until the
left hand lugs mesh.
10. Insert the attach pins in their outer lugs and retain them with hairpin cotters. To insert
the fourth pin, it may be necessary to rock boom extension side to side, or up and
down.
11. Replace the rear stow pin and front stow pin in their brackets for storage and insert their
hairpin cotters.
12. Lay the load line over the main boom and extension tip sheaves and insert the cable
retainer pins and cotters.
13. Install the downhaul weight, wedge socket and swivel hook on the load line if they are
not already installed.
14. Disconnect the anti-two-block wiring cable from the switch on the main boom tip and
connect it to the cable connector on the boom extension base.
15. Check the Anti-Two-Block system for proper operation and Set Rated Capacity Limiter.
16. Stow the Boom Extension by performing steps 1-3 and by reversing steps 14-7, and
then follow steps 17-20.