Flowserve Aviator II Valve Controller - Manual (Page 3)

Switch Setting 1. Rotate actuator to desired position. 2. Loosen five captive cover screws and remove lid, turning
slightly while lifting. 3. To adjust the limits, lift or depress cam against spring to disengage splines and turn cam until switch
activates / deactivates as desired (Figure 3). 4. Release cam, assuring that the splines are engaged (A slight amount of force
above the spring force may be needed). 5. Clean base and lid flanges and replace lid on base. Make sure wires are NOT
caught between flanges, and tighten captive screws.
Lubrication: All Aviator™ II spool valves are pre-lubricated and will operate dry (with no additional lubrication) The use of
lubricated air will not interfere with the Aviator™II function.
If lubrication is used, the oils listed below are popular, easily obtainable fluids that are recommended for use with the
Aviator™II Spool valve: Gulf Harmon 47, Mobil DTE Medium, Shell Tellus 29, Texaco Rondo B, Sohivis 47 and Sunnis 921.
May other lubricants are acceptable providing they do not contain detergents that will attack Nitrile or Viton Seals.