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Hydraulic Layout Dual Helm
*Shadow Drive
BALANCED CYLINDER
Upper Helm
Lower Helm
Port Fitting
Starboard Fitting
P= Port
R= Return
S= Starboard
P
R
S
P
R
S
Pump &
Motor
Unbalanced Cyl.
NOTE: UNBALANCED CYLINDER REQUIRES
UNBALANCED VALVE ON PUMP.
Unbalanced Valve
Pump &
Motor
Dual Helm Boats (Only)
Hydraulic Layout
(For Single Helm Stations; Please see previous page)
*Shadow Drive
1) Mount horizontally
and as level
as possible
2) May be located in the Port or Starboard Hydraulic lines
3) Use a length of hose between
helm and Shadow Drive Valve
4)
DO NOT
install the Shadow Drive Valve directly to the helm
5) Tee fitting that join helms
MUST BE IN FRONT
of Shadow
Drive valve in order for both helms to be able to activate
Shadow Drive (Dual Helm Stations Only)
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