MAIN ROTOR BLADE SPAR TO SPAR DEBOND REPAIR (AVIM) continued
If repair is near tip end area, leading
edge tip fairing must be installed to
support cure tool during curing.
Adhesive shall be applied within 4
HOURS of applying primer.
The following steps (h through m)
should be performed while primer is
h. If required, install tip end fairing (3) on blade
(1) Cover mating surfaces of main rotor blade tip
end fairing (3) to protect it from adhesive
squeeze out. Use tape (item 204A, App F).
i. Pre-cut release film (6) to cover repair area.
(1) Cut a piece of release film (6), 12.0 INCHES
wide and length of repair plus 6.0 INCHES.
Use plastic sheet (item 138A, App F).
j. Place reference marks on blade (1) to align
bonding tool over repair.
(1) Place reference marks for the centerline of
repair at each end, approximately 1.5 to 2.0
FEET out from repair center. Use pencil
(item 136B, App F).
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