Summers 3-Rank Superweeder - Manual (Page 17)

2-5
SECTION 2 – SET-UP INSTRUCTIONS — CULTI-HARROW
HYDRAULIC SYSTEMS FOR MACHINES WITH 16 OR 20 FT. HITCHES
Mount lift cylinders and assemble hose lines as shown in
figures 19 and 20.
NOTE: The hydraulic line leading from the rod-end of
the lift cylinders requires a restrictor valve on the trac-
tor end. Thread this valve on with the arrow pointing
back towards the cylinders as illustrated.
Fig. 19 Hydraulic Lift System - 16 ft. Hitch