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 all hydraulic hoses prior to removal.
Cap and plug all hydraulic hoses and tubes after removal.
Position drain pan under crane (1).
Disconnect drain supply hose (2) and remove preformed packing (3) from bulkhead fitting (4). Discard
Disconnect hose (5) and remove preformed packing (6) from bulkhead fitting (7).