RELIEVING RESIDUAL PRESSURE IN THE HYDRAULIC SYSTEM
135
WL50
Fig. 68
Reducing residual
pressure
Illustration 1
Illustration 2
Opening the load holding control valves
WARNING
Personal injury hazard.
A ne jet of hydraulic uid under high pressure can
pierce the skin.
Seek medical assistance immediately if you get
►
hydraulic uid in your eyes or on your skin.
Only trained personnel may open the load holding
control valves.
After maintenance/repairs, close the load hold-
ing control valves again and return them to their
original state.