Start engine and raise boom to a height suitable to provide access to inside of upperstructure frame.
Weight of boom is approximately 3,100 lb (1,406 kg). Use adequate lifting equipment to lift
and support boom. DO NOT lift over personnel or let personnel walk underneath suspended
load. Failure to follow this warning may cause injury or death to personnel.
Use a lifting device to support boom.
Shut engine OFF. Relieve all line pressure by operating control levers for boom, hoist, extend, and winch in
Never disconnect hydraulic lines or fittings before venting pressure. Turn dipstick cap 1/4 turn
to safety notch to relieve pressure. Failure to follow this warning may cause death or injury
Turn dipstick cap 1/4 turn to safety notch to relieve pressure.