BOOM AND BRAKE SYSTEM HYDRAULIC PUMP REPLACEMENT - CONTINUED
REMOVAL - CONTINUED
Refer to General Maintenance Instructions in WP 0284 00 for complete instructions on connecting
hydraulic hoses and applying proper torque.
Perform steps 1 and 2 to install fittings removed from old pump, if a new pump is being installed.
Lubricate new O-rings with lubricating oil as they are installed.
On underside of pump (4), install new O-ring (17) and hose connection (16) with flange (15) and four screws (14).
On underside of pump (4), install new O-ring (21) and flange (1) on pump with four screws (20). Install fitting (19) on
Use extreme caution when handling heavy parts. Provide adequate support and use assistance
during procedure. Ensure that any lifting device used is in good condition and of suitable load
capacity. Keep clear of heavy parts supported only by lifting device. Failure to follow this warning
may result in death or injury to personnel.
Boom and brake system hydraulic pump weighs approximately 200 lb (91 kg). Lifting device must
have sufficient capacity to lift pump. Failure to follow this warning may result in injury to person-