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RANS S-21 OUTBOUND
5.
Drill a #11 hole through only the AFT side of the Seat Back Frame.
6.
Pin the Headrest Frame in place with 3/16" bolts. Place small piece of 400 grit
sand paper between seat and headrest frame with the grit against the headrest
frame. Pull the paper out, this leaves a mark where to locate the second bolt
hole. Do this on both sides. Remove and drill completely through on the mark
using a drill press. Bolt the head rest frame back onto the seat frame, drill the
second hole only on the AFT side of the seat frame.
7.
Remove the Headrest Frame and drill the Seat Back Frame to 1/4". Install Rivet-
nuts. Refer to FIGURE 09D-27.
8.
Bolt the Headrest Frame to the Seat Back Frame. Cut the Headrest Internal Tube
to length from Raw Stock. File the ends of the tube to match the angle of the
Headrest Frame for best fit.
HINT: Cut the Internal Tube long, file to length, and chamfer the ends of
the Internal Tube to fit over the washers (buttons).
9.
Loosen the Headrest Frame from the Seat Back and snap the tube onto the
buttons. Check for a tight fit of the Internal Tube.
1.
Pull Seat Back Cushion over Seat Back Frame. Slide Seat Back Tube through
sewn loop of aft flap at bottom of Seat Back Cushion. Pull Seat back Cushion
down until Seat Back Tube will slip over 3/8" Shear Nut on inside of lower Seat
Back Frame. Refer to FIGURE 09D-13.
2.
Pull Seat Bottom Cushion over Seat Bottom Frame. Wrap upper flap around
Seat Bottom Tube. Until Velcro overlaps evenly onto AFT end of Velcro on lower
side of Seat Bottom Cushion.
3.
Pull FWD flap of the Seat Back Cushion under the upper flap and secure to the
FWD end of Velcro on seat bottom.
4.
Locate the #11 holes drilled through the lower side of the Seat Bottom Frames
(approx 8 1/4" from the aft end of the frame) and burn through the fabric on each
frame.
5.
Press Slider Block onto covered Seat Bottom Frame with hole aligned with
burned hole. Rivet in place.
NOTE: The long leg of Slider block should be to inside of Seat Bottom
Frame.
6.
If Head Rest is installed, find the locations of the 4 Rivet Nuts for the headrest
and melt through with the tip of a soldering iron or hot knife. Bolt on the Headrest
Frame with the Internal Brace Tube in place. Slip the Headrest Cover over the
frame and close the Velcro flap around the tube.
7.
Re-install seats during final assembly.
TEXT MANUAL
SEAT FINAL ASSEMBLY
108
09/11/2018
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