BOOM SUPPORT REPLACEMENT - CONTINUED
REMOVAL - CONTINUED
Clean the threads in pivot pin prior to installing jacking screws from BII.
Lubricate two jacking screws with lubricating oil and install one into ear of each pivot pin (20).
To avoid bending pivot pin flanges, turn jacking screws in equally and alternately on both sides of
vehicle. It may require two jacking screws to get pivot pins to move initially.
Before removal of pivot pins, remove rear fenders and fender support brackets (WP 0149 00).
This will gain clearance to remove boom pivot pins.
Turn jacking screws in, to withdraw each pivot pin until clear of frame. Remove pins and set aside.
Use extreme caution when handling heavy parts. Provide adequate support and use assistance during
these procedures. Ensure that any lifting device used is in good condition and of suitable load capacity.
Stay clear of heavy parts supported only by lifting device. Failure to follow this warning may result in
injury or death to personnel.
Use caution when lifting boom support assembly. Ensure assembly clears vehicle and does not contact
electrical or hydraulic components. Failure to follow this caution may cause damage to support or
damage to vehicle.
Boom support weighs approximately 8,000 lb (3,632 kg).
Ensure all disconnected electrical and hydraulic lines are moved aside and secured. Lift boom support assembly from
vehicle and remove.
Remove attaching pins (21) and cylinders (22 and 23) with locking pins attached, from removed boom support (3) and