MTS 318 Load Unit - Manual (Page 81)

Routine Maintenance Overview Checklist
318 Load Unit Maintenance 81
318 Load Unit: Bleed the Hydraulic Lift Cylinders
Bleed both hydraulic lift cylinders whenever the crosshead does not move
smoothly. Also bleed them whenever the sealed side of the hydraulic system has
been opened to air. The following figure shows the location of the bleed ports for
the two types of lifts commonly used.
Bleed ports