16-23. TWO WAY HYDRAULIC SOLENOID VALVE REPAIR (CONT).
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 hydraulic tubes prior to removal.
Cap and plug hydraulic tubes after removal.
Position drain pan under tubes (1) and (2).
Loosen screw (3) and remove connector (4) and square seal (5).
Disconnect tubes (1) and (2) and remove preformed packings (6) and (7) from fittings (8) and (9).
Discard preformed packings.