4 . The wheel and drum are joined by a push fit, separate these two items with their center bushing and
unwrap the right cable (8).
5 . Tie the cables forward to prevent them from slipping back into the floor tunnel.
e . The trim control cables (8 and 9) may be removed by the following procedure:
1 . Remove the rear seat and the front seats, if desired.
2 . Unfasten the carpet from the aft portion of the floor tunnel and lay it forward.
3 . Remove the tunnel cover located between the trim control wheel and the spar cover by removing
attaching screws.
4 . Remove the cable pulleys (6) located in the tunnel by removing the cotter pin, washer and clevis pin
( 5 ) .
5 . Remove the cable rub blocks (37) located on the aft side of the main spar by removing the block
attaching screws.
6 . Remove the cable guard pin (36) at the pulley cluster (34) located just aft of the wing flap torque
tube at station 127.25.
7 . If installed, remove the cable pulleys (33) within the aft section of the fuselage at station 156.5 by
removing nut, washer, bushing and bolt.
8 . With the cables disconnected from the trim control wheel, draw the cable(s) through the floor tunnel.
N O T E
Examine cables for broken strands by wiping the cable along its length.
Visually check for damage. Replace all damaged cables.
5-19. INSTA L L ATION OF STA B I L ATOR TRIM ASSEMBLY. (FORWARD) (Refer to Figure 5-8.)
a . The trim control wheel with drum may be installed by the following procedure:
1 . Wrap the right trim cable on the trim drum by inserting the swaged ball of the cable in the slot
provided in the side (right side) of the drum that mates with the control wheel, and looking at this
side, wrap the drum with three wraps of the cable in a clockwise direction.
2 . Attach the control wheel to the cable drum by aligning the long lug of the drum with the long slot of
the wheel and pushing the two pieces together.
3 . Wrap the left trim cable on the drum by inserting the swaged ball of the cable in the slot provided in
the flanged side (left side) of the drum and looking at this side, wrap the drum with three wraps of
the cable in a clockwise direction.
4 . Lubricate and install the bushing in the control wheel and drum.
5 . Align the control cables and position the control wheel assembly between its mounting brackets.
Ascertain that the end of the trim indicator wire is positioned in the spiraled slot of the drum with no
bind on the end. Install the retainer bolt from the left side and install washer and nut.
6 . Install the cover over the control wheel and secure with screws, unless the control cables have yet to
be installed.
b . The trim control cables may be installed by the following procedure:
1 . Draw the cable(s) through the floor tunnel.
2 . Wrap the cable drum and install the trim control wheel as given in Step a.
3 . Position the cable pulleys on their mounting bracket within the floor tunnel and install the clevis pin,
washer and cotter pin.
4 . Connect the cable to the aft cable at the turnbuckle in the aft section of the fuselage. Install aft cable
if not installed.
5 . If previously installed, install the pulleys in the aft lower section of the fuselage at station 156.5
forward of the cable turnbuckles. Apply partial tension to cable to keep it positioned on pulleys.
6 . Install the cable guard at the underside of the pulleys located just aft of the flap torque tube at station
127.25 and secure.
7 . Install the cable rub blocks located on the aft side of the main spar housing and secure with screws.
8 . Remove the blocks that secure the aft trim cable and check that the cables are seated on their pulleys.
Revised: 2/13/89
1G1
* CHEROKEE ARROW III SERVICE MANUAL
SURFACE CONTROLS
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