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A.  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.
B.  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.
C.  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.
D.  Lubricate and install the bushing in the control wheel and drum.
E.  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.
F.  Install the cover over the control wheel and secure with screws, unless the control cables have yet to be installed.
2.  The trim control cables may be installed by the following procedure:
A.  Draw the cable(s) through the floor tunnel.
B.  Wrap the cable drum and install the trim control wheel as given in Step 1.
C.  Position the cable pulleys on their mounting bracket and install the clevis pin, washer and cotter pin.
D.  Connect the cable to the aft cable at the turnbuckle in the aft section of the fuselage. Install aft cable if not installed.
E.  Install the cable guard at the cable pulleys in the aft lower section of the fuselage forward of the cable turnbuckles.
F.  Install the cable guard plate at the underside of the pulley cluster located in the aft area of the aft floor tunnel and secure with screws.
G.  Install the pin type cable guard at the underside of the pulleys located in the forward area of the aft floor tunnel and secure it with a tinnerman nut.
H.  Install the cable rub blocks located on the aft side of the main spar housing and secure with screws.
I.  Remove the blocks that secure the aft trim cable and check that the cables are seated on their pulleys.
J.  Set cable tension and check rigging and adjustment. Check safety of all turnbuckles.
K.  Install the tunnel cover on the forward tunnel and secure with screws.
L.  Install the carpet over the floor tunnel.
M.  Install the heat deflectors on each side of the floor tunnel.
N.  Install the cover over the trim control wheel and secure with screws and special washers.
0.  Install the fuel selector knobs and secure with set screws.
P.  Install the seat belts removed from the top of the floor tunnel and secure with bolt, washer and nut.
Q.  Install the floor panel and seat belt attachments aft of the main spar, and secure panel with screws.
R.  Install the aft floor tunnel and secure with screws.
S.  Install the carpet over the aft floor tunnel.
T.  Install the trim plate on top of the forward end of the aft floor tunnel.
3.  Install the panel to the aft section of the airplane and the seats.
27-30-00 Page 27-51 Issued: April 1, 1997

Figure 27-22a. S-Tec Manual Electric Trim Clutch Adjustment
— WARNING — THE USER IS RESPONSIBLE FOR REFERRING TO THE APPLICABLE VENDOR PUBLICATION(S) WHEN SERVICING OR INSPECTING VENDOR EQUIPMENT INSTALLED IN PIPER AIRCRAFT. (SEE INTRODUCTION, PAGE 5.)
S-TEC MANUAL ELECTRIC TRIM CLUTCH CHECK & ADJUSTMENT.  (Refer to Figure 27-22a.)
1.  
S-Tec Manual Electric Trim is an optional system.  When installed, a servo motor, capstan, and idler pulley assembly are attached to the left stabilator trim cable just aft of Sta. 156.00.

2.  
Check and adjust the servo clutch as follows:

A. Remove the trim cable guards and trim cable from capstan.  Remove the capstan cover.  Check cap-stan torque by attaching the capstan adjusting tool (special tool) to the capstan and using a currently calibrated torque wrench as shown in Figure 27-22a. Acceptable torque is 28 ± 1 IN. LBS.  If adjustment is required, proceed as follows.
B.  Remove servo motor and capstan. Place servo motor and capstan in a holding fixture (vice) with capstan up. Remove capstan cover.  Remove cotter pin from end of servo shaft and remove castle nut, shim washers, and tension washers.
C.  Replace tension washers as required (1 ea. .032 in. (Red) and 2 ea. .040 in. (Blue)). Replace shim washers and castle nut. Tension castle nut so that capstan torque is as specified above.
D. Reinstall servo motor and capstan. Adjust stabilator trim cable tension as specified in Figure 27-19.
　
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