Tail Belt Tension - SAB Heli Division Goblin 700 Manual

Chapter 13, Installation of the boom

TAIL BELT TENSION

•Check the proper assembly of the tail boom.
•Check that the aluminum part of the tube is against the M3 stop screw.
•Loosen the tail group by loosening the 4 M3 screws.
•Install the belt onto the pulley, taking care to respect the direction of rotation (figure 1).
•Rotate the tail drive several times by hand.
•Load the spring by a rotation of 270° the tensioning arm (clockwise)
•Tension the boom until the tensioning arm is aligned with the frame.
•Tighten the 4 screws.
•Check that the tail output shaft is perpendicular to the tube. (figure 2)
•In figure 3,4,5 you can see the three conditions, ok, too loose and too tight.
NOTE. To disassemble the tail boom it is possible to remove the pulley H0016-S without loosening the tail unit. Remove the
locking screw and pull down.
If you want to see a video of this operation, consult the SAB Heli Division YouTube channel.
Fig. 1
Fig. 2
Fig. 3 Fig. 4 Fig. 5
Page 31
Copyright@2012 – SAB Heli Division – All rights reserved