13
IMPORTANT
Ensure that all valves are returned to the closed position after lowering is complete. The SV1 and
SV2 blocking valves must be closed by rotating the knob until the knob raises fully, see Fig. 4. The SV3 and SV4
proportional valves must be closed by rotating the knobs clockwise until they stop, see Fig. 4.
ManuallyRaisingAndLoweringRunways
Fig. 4
Right Runway
Left Runway
Sv5
Hand Pump Port
Sv2 - Blocking Valve
Left Runway Cylinder
Sv3 - Rotate This Knob To
Adjust Flow To The Left
Runway Cylinder (C1)
Sv4 - Rotate This Knob To
Adjust Flow To The Right
Runway Cylinder (C2)
Sv1 - Blocking Valve
Right Runway Cylinder
C2 - Right Runway
C1 - Left Runway
Manifold In Control Cabinet