Step 4.
Always check the above Screws are not
loosen, but not tighten completely too,
otherwise the Arms will not be foldable. If
you found that it is getting loosen, secure it
with
Thread Locker
for secure flight. Adjust
the tightness of these screws for the
smoothness of folding the arms, loosen it a
little bit if your folding arms are too tight.
***Always check if the above four Screws are
secured tightened completely for secure
flight. If you found that it is getting loosen,
secure it with Thread Locker.
Step 5.
Same as Step 4., check the above eight
screws for secure flying.
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