OUTER BOOM MAINTENANCE - CONTINUED
Remove caps and plugs as hoses are installed. Wipe all sealing surfaces on hydraulic components and hoses
clean and dry. Apply film of clean hydraulic oil to all seals as they are installed.
To prevent damage to steel tubes during step 1, place wood boards between underside of outer boom and
Center of gravity for outer boom is approximately 92.5 in. (235 cm) from front flange of boom.
Carefully lift outer boom (3) into position over vehicle with hoist and sling. Lower boom (3) as required to align boom
pivot pin holes.
Apply antiseize compound to pivot pin as
Position shims (15) between outer boom (3) and inside
surface of vehicle frame. Install boom pivot pin (12).
Secure boom pivot pin (12) to vehicle frame with cap-
screw (13) and new locknut (14).
Repeat steps 2 and 3 for other pivot pin.
Place jackstand or support on front of
vehicle deck. Adjust support so outer
boom is level when lowered.
Carefully lower outer boom (3) with hoist and sling
until front of boom (3) is resting on support.