2.
Carefully remove the damaged window from the frame.
3.
Remove old tape and sealer from window frame and molding.
4.
Match new window to old. If necessary, cut or grind the new window to the same dimensions.
5.
Apply 1/8 in. by 1 in. vinyl foam tape, Norton V510 or equivilent (see Chart 9105, Tape - Vinyl Foam, Type 2), around entire edge of window.
6.
Insert the window into the frame, install the retainer moldings and attachement screws, but do not tighten. Take care not to damage or dislocate the vinyl foam tape.
7.
Apply polyurethane, urethane, acrylic, or polysulfide sealant (see Chart 9105, Sealant - Window and Airframe) completely around the outer surface of the window at all attachment flanges as indicated in Figure 56-2. Force the sealant between the mating parts, which may be separated slightly using a soft wooden wedge or a tongue depressor. Force sealant deep into the gap. Take care to avoid bending or scratching aluminum or window surfaces. Joints should be completely filled, and blended smoothly with adjacent surfaces after clean-up.
8.
Tighten attachment screws until vinyl foam tape is compressed approximately 25 percent. Reinstall rivets.
9.
Remove excess sealant from window areas using rags, disposable wipers or plastic scrapers. A tool made of acrylic sheet with a wedged end (.25 inch thick and 1.5 inch wide) can be fabricated and used. Tirpolene solvent or Apperson solvent No. 120 may be used.to clean polysulfide sealants.
CABIN.
SIDE WINDOWS.
REMOVAL AND INSTALLATION OF SIDE WINDOWS. (Refer to Figure 56-2.)
The airplane is equipped with single pane side windows. For removal and installation of the windows, the following instructions may be used.
1.
Remove the molding and retainer from around the window by removing attaching screws.
2.
Carefully remove the damaged window from the frame.
3.
Remove old tape and sealer from window frame and molding.
56-20-00 Page 56-10 Issued: April 1, 1997
3E2
— Note —
A damaged window should be saved to provide a pattern for shaping the new window.
4.
Match new window to old. If necessary, cut or grind the new window to the same dimensions.
5.
Apply 1/8 in. by 1 in. vinyl foam tape, Norton V510 or equivilent (see Chart 9105, Tape - Vinyl Foam, Type 2), around entire edge of window.
6.
Insert the window into the frame, install the retainer moldings and attachement screws, but do not tighten. Take care not to damage or dislocate the vinyl foam tape.
7.
Apply polyurethane, urethane, acrylic, or polysulfide sealant (see Chart 9105, Sealant - Window and Airframe) completely around the outer surface of the window at all attachment flanges as indicated in Figure 56-2. Force the sealant between the mating parts, which may be separated slightly using a soft wooden wedge or a tongue depressor. Force sealant deep into the gap. Take care to avoid bending or scratching aluminum or window surfaces. Joints should be completely filled, and blended smoothly with adjacent surfaces after clean-up.
8.
Tighten attachment screws until vinyl foam tape is compressed approximately 25 percent.
9.
Remove excess sealant from window areas using rags, disposable wipers or plastic scrapers. A tool made of acrylic sheet with a wedged end (.25 inch thick and 1.5 inch wide) can be fabricated and used. Tirpolene solvent or Apperson solvent No. 120 may be used.to clean polysulfide sealants.
56-20-00 Page 56-11 Issued: April 1, 1997
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56-20-00 Page 56-12 Issued: April 1, 1997
3E4
CHAPTER
57
WINGS
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CHAPTER 57 - WINGS
TABLE OF CONTENTS / EFFECTIVITY
CHAPTER/ SECTION SUBJECT GRID NO. EFFECTIVITY
57-00-00 GENERAL 3E9
Description 3E9
57-20-00 AUXILIARY STRUCTURE 3E9
Wing Tip 3E9 Removal 3E9 Repair 3E9 Installation 3E9
57-40-00 ATTACH FITTINGS 3E12
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