Extra 200 - Page 268

CHAPTER 51
PAGE 25
EXT
RA - FLUGZEUGBAU GmbH
SERVICE MANUAL EXTRA 200
PAGE DATE: 1. July 1996
For painting of the repair area proceed like mentioned in
Chapter 51-70-06.
51-70-03 Repair of Laminates
a) Minor damage
Scarf the edges of the minor damage area with sandpaper.
Minimum length of scarf per fabric layer approx. 20 mm;
ratio (laminate thickness : scarf length) approx. 1: 50.
Following the scarf procedure, clean the repair area thor-
oughly:
- Remove the sanding dust with a pneumatic vacuum
cleaner
- Clean the scarfed overlaps with carbon-tetrachloride or
acetone in case of dirt or grease was introduced during the
preparation.
C A U T I O N Repair area must be free of dirt, dust and grease.
Wet the prepared scarfed areas with resin mixture. Lay on
pre-laminated fabric layer in accordance to the layer se-
quence plan. Ensure correct style and direction of fabric.
Apply peel nylon fabric on the last repair fabric layer.
N O T E Lay out the required number and size of fabric pieces
on a piece of colored plastic foil and wet them with
resin mixture. Subsequently position them on the repair
area.
I M P O R T A N T Remove the plastic foil after each positioning process.
After the curing process is completed, remove the peel
nylon fabric. The repair area can be sand level with the
surrounding area.
C A U T I O N Sand only the edge thickness of repair laminate!
Refinish the surface according chapter 51-70-05 Painting.
REP
AIRS