Page 200 2
nd
Edition – Rev 0
56-10
WINDOWS – MAINTENANCE AND PRACTICES
2. SIDE WINDOWS REPLACEMENT
Hereinafter are addressed instructions to replace side windows.
Additional info &
References
Engage aircraft parking brake.
Sand along window external edges to remove
painting so to locate rivets position.
Remove rivets and mastic along the edges by
using cutter or suitable means.
Fit new window to frame and mark window
edges according with frame ones. Use a
permanent marker or suitable means.
Trim windows frame as marked.
Trace edges for window border painting by means
of scotch-tape. Border painting must have a 10
mm width.
Sand within scotch-tape edges and paint. Black
paint is required.
Apply paint on inner window
surface.
Apply a mastic layer both on upper and lower
edges of window and fit it to frame.