E-flite Byp Yak 3D ARF - Manual (Page 27)

 5. With the radio system on, install the servo arms
on the servos.
Note: If you use the ESC to power your radio,
be absolutely sure to remove the propeller to
avoid injury.
Note: Turn on radio system and verify all
subtrims and flight trims are at zero or
centered.
 6. Locate the control cable and cut it into four equal
sections.
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