09/11/2018
RANS S-21 OUTBOUND
TEXT MANUAL
90
9.
Refer to
FIGURE 10E-30B
. Cut stringer material to length and quantity shown.
Appl
y 1/2” Acrylic tape to widest flange of each stringer. Position stringers on the
inside of the Rear Fuselage Side Skin in the location shown. Make sure to press
firmly to allow the tape to bond.
10.
Remove the belly and side skins. Refer to
FIGURE 10E-30
for hole spacing and
count. Locate and drill the holes in the bottom flange of the side skins. Refer to
FIGURE 10E-31
for dimple locations for countersunk rivets for gear clamp plate
clearance.
11.
Drill the 5/16" and 3/8" holes for gear attach bolts.
12.
Deburr all skins prior to final riveting to the fuselage cage. Leave the forward two
holes on the forward side skin un-riveted. This is where the boot cowl skin will
overlap.
13.
Do not rivet the holes along the forward edge of the belly skin, this is where the
bottom of the boot cowling will overlap.
14.
Transfer drill the holes at the aft of the fuselage bottom and aft side skins to the
tailcone side and bottom skins and spacer strips. Debur and install appropriate
rivets.