THE HYDRAULIC LINE FROM THE FRONT MANIFOLD ROUTES TH THE EMERGENCY BY-PASS V. WHEN YOUOPEN THE VALEV THE UP AND DOWN LINE PRESSURE OF THE HYDRAULIC SYSTEM EQUALIZES AND THE LANDING GEAR WILL DESEND. THE V IS MOUNTED INSIDE THE FORWARD SHEAR BOX ON THE FRONT FACE WITH THE CONTROL HANDLE ON THE OUTSIDE.
1 DRILL A 1/2 HOLE LOCTD 3" DOWN FROM THE TOP OFF THE SHEAR BOX AND 1"FROM THEOPENING IN THE FORWARD FACE OF THE SHEAR BOX. REF TO FIG 11.2.L.5
2 INSTALL THE FITTING TO THE VALVE WITH THE FITTING ORIENTED AS REQUIRED FOR THE INSTALLATION OF THE ALUMINUM TUBING.
3 REMOVE THE CONTROL HANDLE FROM THE VALVE. THIS ALLOWS REMOVAL OF THE VALVE INSTALLATION NUT AND ACCESS THE PACKING ADJUSTMENT.
4 USING A WRENCH, TURN THE PACKING ADJUSTMENT 1/4 TURN CLOCK WISE. REF TO TO THE VALVE MANUFACTURERS INSTRUCTIONS FOR ADDITIONAL INFORMATION.
5 PLACE THE VALVE INTO THE INSIDEOF THE SHEAR BOXWITH THE CONTROL HANDLE SHAFT THROUGH TO THE OUTSIDE.
6 POSITION THE VALVE SUCH THAT THE LONG END OF THE CONTROL HANDLE POINTS UPWARDS WHEN CLOSED ( WRITING ON THE VALVE IS UP) ATTCH THE VALVE TO THE SHEAR BOX USING INSTALLATION NUT.
