Allis-Chalmers WD Operating Instructions And Repair Parts Illustrations page 34

RAMS - The two lift rams are connected to the
rear lift shaft assembly. The left hand ram
may be installed with the ram mounted for-
ward so that both front and rear tools can be
lifted. When a ram is used in connection with
hold position the ram hose must be attached
to one of the forward holes closest to screw
Ram packing nuts require only a light pressure
for sealing. Do not over-tighten.
A ramanchor bolt of special material is used.
Keep these bolts tight.
HYDRAULIC SYSTEM (Cont'd.)
REMOTE RAM - The remote ram for pull type
implements is equipped with quick coupling
hose connector. To disconnect pull ring on
coupler towards center of coupler and detach
hose. To install, depress ring and move hose
into place. Releasing ring will fasten hose.
The hose is equipped with check valves to
close end of hoses when uncoupled preventing
loss of oil. Hose removal should only be made
when the ram is collapsed and line is without
pressure.
When the hose is removed, keep the protector
caps in place. When reinstalling hose be sure
the parts are perfectly clean and that dirt
does not enter system.