Kelley HK - Hydraulic Diagram; Hydraulic System Overview

©2009 4Front Engineered Solutions, Inc.
38 6004754F — HK and HK-S Hydraulic Dock Leveler, 3 Button — SafeTFrame
™
January 2009
HYDRAULIC DIAGRAM
Ramp cylinder
100 mesh
Needle
valve
Fixed
shuttle
valve
1650 PSIG
relief
valve
Lip cylinder
Gage
.052
dia.
1350 ± 25 PSIG
120 PSIG
sequence
valve
Fig. 45