Cessna 150J - Page 259

A balance in this range is "underbalance".
A balance in this range is "overbalance".
BALANCING MANDREL
RUDDER
Detail G
BALANCING
MANDREL
SLIDING WEIGHT
LEVELED SURFACE
Detail F
SPIRIT-LEVEL
PROTRACTOR
KNIFE EDGES
TRAILING EDGE
SUPPORT
-0 ~CHORD LINE
HINGE
POINT
Detail H
Figure 18-3. Control Surface Balancing (Sheet 4 of 5)
18-11