The crane hydraulic system operates at oil pressures up to 3,100 psi (21,375 kPa). Never
disconnect any hydraulic line or fitting without first dropping the pressure to zero. Failure to
comply may result in serious injury or death to personnel.
Tag and mark hoses prior to removal.
Cap and plug hoses and fittings after removal.
Position drain pan under two hoses (1) and hose (2).
Disconnect two hoses (1) and hose (2) and remove two preformed packings (3) and preformed packing (4)
from two fittings (5) and elbow (6). Discard preformed packings.
Remove four screws (7), lockwashers (8), hoist motor valve (9) and two preformed packings (10) from
motor (11). Discard lockwashers and preformed packings.