RANS S-20 RAVEN
TEXT MANUAL
06/09/2015
05B-01
AILERON BELLCRANK AND CABLE INSTALL - WING
(AFTER WING FRAME ASSEMBLY/ BEFORE COVERING OF WINGS)
1.
Locate the parts for the Bell Crank Assembly as per parts manual.
2.
Assemble 2 Upper and 2 Lower Bell Crank Assemblies per
FIGURE 05B-
02
and
FIGURE 05B-02A.
3.
Fabricate 2 Bushings, 1.06" long from provided material. This bushing is
used to keep the Bell Crank Mounts parallel to each other.
4.
Bolt Bell Crank Mounts to Bell Crank Brace. Install Rib Reinforcement to
bottom of Bell Crank Assembly. Refer to parts page for orientation. Refer
to
FIGURE05B-04.
5.
Bolt the entire Aileron Bellcrank Assembly In place. Do
NOT
tighten the
bolt through the Bell Crank Arm Assemblies at this time.
NOTE: The
Lower Bell Crank Arm will need to be swung out of the way to rivet the Rib
to the Rib Reinforcement during Rib Installation.
Do not forget the Spacer
Bushing between the Mounts.
6.
Install Male Rod End with jam nut to lower side of Bell Crank Arm
Assembly.
7.
Install the Aileron Cable and Aileron Link Cable to the Bell Crank Upper
Arm as per parts manual.
IMPORTANT: Do NOT forget the two stainless
steel bushings.
Final install cotter pins and tighten all connections after
Wing Ribs are installed.
8.
Check entire assembly for free movement, and friction.
9.
Route cables through ribs and through the Cable Rub Block as per
FIGURE 05B-09
.
10.
Cut white plastic anti-chafe (KPWI0612) to length from raw stock and
press onto top of outer Drag Brace as per
FIGURE 05B-09
. The anti-chafe
prevents the cables from rubbing on the frame tubing.
