16-12.3. OUTER BOOM - REPLACE/REPAIR (Contd)
.Repeat steps 1b and 1c for other pivot pin.
PLACE JACKSTAND OR SUPPORT ON FRONT OF
VEHICLE DECK. ADJUST SUPPORT SO OUTER
BOOM (3) IS LEVEL WHEN LOWERED.
CAREFULLY LOWER OUTER BOOM (3) WITH
HOIST AND SLING UNTIL FRONT OF BOOM (3) IS
RESTING ON SUPPORT.
CONNECT ROD ENDS OF BOOM HOIST
CYLINDERS (8) TO OUTER BOOM (3).
Reposition slings to front of outer boom (3).
Lift outer boom (3) until cylinder pivot pin holes of
boom (3) are just above cab.
Lift and support boom hoist cylinders (8).
One boom hoist cylinder (8) will begin to extend before the
other. Install this cylinder (8) first. Second cylinder (8) will
begin to extend after first cylinder (8) is connected.
Start engine. Use joystick to extend boom hoist
cylinder (8) until cylinder rod eye is aligned with
pivot pin hole of boom. Stop engine.
Apply anti-seize compound to pivot pin (9) as installed.
Install pivot pin (9).
Secure pivot pin (9) to outer boom (3) with
capscrew (10) and new locknut (11).
Repeat steps 4d through 4f for other boom hoist cylinder (8).