Wing Preparation - Pipistrel Sinus Build Manual

Wing preparation

Placing the counterbalances:
Measure and mark the points on the flaps where the center of each counterbalance

should be, according to the diagram provided in Appendix 12.
When fitting the metal counterbalances they must be fixed to the flap using epoxy and

rivets. The surface of the flap and the metal must be cleaned and roughed up to ensure a
good bond. Lastly, the rivet comes from the plastic side and the end is in the metal
Be sure to hold the metal in place with vice grips until riveted. Use a 4 mm drill and

rivets which are 4mm by 13mm.
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© Pipistrel Release March 2009 © Page 197 of 267