OUTER BOOM MAINTENANCE - CONTINUED
REMOVAL - CONTINUED
Place jackstand or support on front of vehicle deck. Adjust support so that outer boom will be level when
Carefully lower outer boom (3) with hoist and sling until front of boom (3) is on jackstand or support.
Remove outer boom (3) from vehicle frame.
Center of gravity for outer boom is approximately 92.5 in. (235 cm) from front flange of outer boom.
To prevent damage to lines during step 14,
place wood boards between underside of
outer boom and slings.
Reposition hoist and slings to center of gravity for
outer boom (3). Carefully raise outer boom (3) until
weight of boom is removed from boom pivot pins
Remove capscrew (13) and locknut (14) securing
boom pivot pin (12) to vehicle frame. Discard locknut.
Shims may fall out as pivot pins are
Remove boom pivot pin (12) from outer boom (3) and
Remove shims (15) from between outer boom (3) and
vehicle frame. Note quantity and position of shims
(15) for use during installation.
Repeat steps 15 thru 17 for other boom pivot pin (12).
Be careful that lines on underside of outer boom are not damaged when boom is lowered onto supports. Fail-
ure to do so could cause vehicle damage.
Carefully remove outer boom (3) from vehicle and lower boom (3) onto supports.