SOUTHWEST WINDPOWER
April 2006
18
Whisper 500 Battery Charging Manual
Document #0023 Rev C
D) Note how one side of the tail strap has a hole and
the other is a slot. Attach the side with the hole to
the tail fin as show to the right. A stainless steel
washer is used on the outside of the tail strap. A
nylon washer is sandwiched between the tail strap
and tail fin. At this point, only finger tighten the
nylock nut.
E) Then place the bolt in the side of the strap with the
slot. Finger tighten the nylock nut.
F) Use a 13mm socket and a wrench to tighten all
three bolts connecting the tail strap to the tail fin.
G) The tail fin should now be securely fasten to the
tail boom and should look like the last picture on
this page.
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