Heli-Max HMXE0205 - Manual (Page 7)

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12. Flex the frame and install the servo inside the frames.
Secure it with two plastic servo nuts.
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13. Install a ball link on the inside of the elevator servo
horn and install the elevator pushrod as shown. With the
elevator servo centered, the elevator control horn should be
vertical. If it is not, adjust the length of the elevator pushrod
until it is. Once you have the elevator control horn vertical,
check to see that the swashplate is level in the fore/aft
direction. If it is not, adjust the length of the pushrods from
the elevator lever to the swashplate.
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14. Install a ball link on the collective pitch servo arm and
install the collective pitch pushrod as shown. With the
collective pitch servo centered, the pitch pivot tray should be
level. If it is not, adjust the length of the pushrod until it is.
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15. With the pitch tray level, the main blade grips should
be parallel to one another and the flybar with the flybar level
(zero pitch). If they are not, adjust the length of the linkages
shown until they are.
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