Copyright@2012 – SAB Heli Division – All rights reserved
Page 31
TAIL BELT TENSION
•
Check the proper assembly of the tail boom.
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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. 3
Fig. 4
Fig. 5
Fig. 2
Fig. 1
Chapter 13, Installation of the boom
Summary of Contents for Goblin 700
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