Van's Aircraft RV 12iS, Maintenance Manual

Page: 90 / 222

Rev: 2 Date: 11/15/18
6-6
C
ONTROL CABLE REPLACEMENT
■ C
AUTION
: T
HE CONTROL SURFACE WILL SWING FREELY WHEN THE CONTROL
CABLES ARE REMOVED
.
● NOTE: A
LWAYS REPLACE CONTROL CABLES AS A SET
.
Special Tools String
Cable tension meter
Spring clamps (3)
Stick, 41" long
Expendable Cotter pins
Lock Clips
Replaceable Stabilator cables
Rudder cables
Service Rating Line
Minimum Certification LSA-RM, or A&P
Additional References KAI
1. Remove the seat ramp cover, baggage bulkhead corrugation, upper tail cone
fairing, lower tail cone fairing, (3-4)
2. For rudder cable , remove the rudder cable sleeve attach hardware; screws (3),
washers (3), nuts (3) (located beneath seat ramp cover.
3. For the stabilator cable , remove the stabilator pulleys. (6-4)
● NOTE: T
IE A STRING
,
LONGER THAN THE CONTROL CABLE
,
TO THE FWD END OF
THE CONTROL CABLE AND WRAP THE SAME END OF THE CONTROL CABLE WITH A
PIECE OF TAPE TO AVOID BULKHEAD DAMAGE
.
4. Disconnect the attach hardware (see below) at the forward and aft end of the
cable to be removed.
Rudder cable end hardware:
Fwd; bolt, washer, nut, and cotter pin.
Aft; bolt, washers (3), nut, and cotter pin.
Stabilator cable end hardware:
Fwd; bolt, washer (2), nut, and cotter pin.
Aft; bolt, washers (3), nut, and cotter pin.
5. Pull the cable out from the opposite end of the string. Remove the cable, leaving
the string in its place.
6. Tie the new cable to the end of the string and cover the end with a piece of tape.
7. Installation procedure is reverse of the removal procedure, using the string to pull
the cable through the fuselage.
8. Adjust cable tension as described earlier in this chapter.