Hog Slat Inc. Newton Grove, NC USA October 2019 9 Ventilation Systems Step 9: Install bird wire (not provided) on the outside of the frame so that pests and debris cannot enter. Install Bird Wire on the Outside of Frame (Figure 13) NOTE: If desired, install a hood on the outside of the inlet frame to provide protection from rain and sunlight such as the HS48X14 black plastic vent cover (not provided). Vent Cover (Figure 14) Step 10: Repeat Step 6 through Step 9 detailed above for every inlet in the barn. Step 11: Adjust the actuator so that the inlets open and close simultaneously to the desired opening width. Ensure that the actuator is in the fully closed position before adjusting and tightening up the inlets in the closed position. The inlets may be damaged if the actuator attempts to close the inlets when they are already fully closed.
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