Cessna 150K - Aileron System Rigging

AVAILABLE FROM CESSNA SERVICE PARTS CENTER (TOOL NO. SE 716)
Figure 6-4. Inclinometer for Measuring Control Surface Travel
e. Connect aileron cables to bellcrank.
f. Rig aileron system in accordance with applicable
paragraph in this section, safety turnbuckle and in-
stall access plates.
6-10. CABLES AND PULLEYS. (Refer to fig-
ure 6-1. )
6-11. REMOVAL AND INSTALLATION.
a. Remove access plates, wing root fairings and
upholstery as required.
b. Disconnect cables from aileron bellcranks and
remove cable guards and pulleys as necessary to
work cables free of aircraft.
NOTE
To ease routing of cables, a length of wire
may be attached to end of cable before being
withdrawn from aircraft. Leave wire in
place, routed through structure; then attach
to cable being installed and use to pull cable
into position.
c. After cable is routed, install pulleys and cable
guards. Ensure cable is positioned in pulley groove
before installing guard.
d. Rig aileron system in accordance with appli-
cable paragraph in this section, safety turnbuckles
and install access plates, fairings and upholstery
removed in step "a. "
6-12. AILERONS. (Refer to figure 6-3.)
6-13. REMOVAL.
a. Disconnect push-pull rod (7) at aileron.
6-6
b. Remove screws and nuts attaching aileron hinges
(2) to trailing edge of wing.
c. USing care, pull aileron out and down to slide
hinges from under wing skin and auxiliary spar rein-
forcements.
6-14. INSTALLATION.
a. Position aileron hinges between skin and auxil-
iary spar reinforcements and install screws and nuts
attaching hinges to trailing edge of wing.
b. Attach push-pull rod to aileron.
NOTE
If rigging was correct and push-pull rod
adjustment was not disturbed, it should
not be necessary to rig system.
c. Check aileron travel and alignment, rig if neces-
sary, in accordance with applicable paragraph in this
section.
6-15. RIGGING.
a. (Refer to figure 6-2.) Position arm (5) horizon-
tal and install chain with an equal number of links
extending from central drive sprocket on arm (5).
b. Adjust turnbuckles (6) to remove slack from
chain and synchronize control wheels (level).
NOTE
Adjust chain turnbuckles (6) to minimum
tension required to remove slack.
c. Tape a bar across both control wheels to hold
them in neutral position.