Windy Nation Windtura 750 Wind Turbine Generator User Manual
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Step 2: Using the stainless steel bolts, flat washers and k-lock nuts, attach the blade to the hub.
Refer to the Step 2 in Figure 1 above to see the proper placement of the bolt, flat washer and k-
lock nut. Note the k-lock nut is on the back side of the hub and is therefore not shown in the
picture. Tighten the k-lock nuts to 9.0 lb-ft (12.1 N·m).
Step 3: Repeat the process and attach the two other blades to the hub. The blades are now
mounted to the hub.
Attach Yaw Bushing and Slip Ring to Tower Pipe:
Figure 2: Yaw bushing and slip ring diagram
Step 1: The yaw bushing and slip ring are attached together (both labeled in Step 1 of Figure 2
above). Run three wires through your 1.5 inch schedule 80 steel tower pipe so that the wires
come out the top of the tower (orange wire in Step 1 of Figure 2). Connect the three wires
coming out of the slip ring to the three wires coming out of the top of your tower as shown in
Step 1 of Figure 2. Be certain these wire connections are very strong as these connections will