CHAPTER 51
PAGE 15
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RA - FLUGZEUGBAU GmbH
SERVICE MANUAL EXTRA 200
PAGE DATE: 1. July 1996
CONTROL SURF
ACE BALANCING
Weighing and Determination of Control Surface Moments
3 Put the control surfaces on the balancing mandrels (use
a wire for the trim tab).
4 Weigh by means of a conventional spring balance (kg/g-
indication) at the given weighing points (Figure 3) and
enter the weight (m) in Figure 4.
5 Measure distance of hinge center line to weighing
point (r) and enter the value in Figure 4.
6 Calculate the control surface moment (M) in Figure 4.
I M P O R T A N T If values exceed the given tolerances in Figure 4 contact
the manufacturer before beginning any changes of con-
trol surfaces.
7 Reinstall the control surfaces.
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