(c)
Attach one end of the threading wire around the wire bundle (eight wires) that connect to the switch.
(d)
Loosen the screw (3) from the switch.
(e)
Pull the switch (1) and the wire bundle through the control wheel horn (5).
NOTE: Permit approximately 3 inches of the threading wire to
____ come out of the control wheel.
(f)
Remove the threading wire from the wire bundle.
(g)
Remove the switch plate (2) from the switch.
TASK 22-11-03-404-034
3. Install The Autopilot Disengage Switch (Fig. 401)
______________________________________
A. Special Tools and Equipment
(1) Insertion and Extraction Tool (Commercailly Available)
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A
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MAINTENANCE MANUAL
B. Standard Tools and Equipment
(1) Threading Wire - 30-inch length of standard wire (No. 18 to 22 gage), without insulation if possible.
C. Consumable Materials
(1) C00260 - Wet primer - BMS 10-11, Type 1
D. References
(1)
22-10-00/501, Autopilot/Flight Director System
(2)
24-22-00/201, Manual Control
(3)
IPC 27-31-04, Fig. 3
E. Access
(1) Location Zones
221 Control Cabin, LH
222 Control Cabin, RH
F. Install the Autopilot Disengage Switch
S 864-035
(1) Make sure these circuit breakers are open and the DO-NOT-CLOSE tags are attached:
(a) P7 Overhead Circuit Breaker Panel
1) 7D7, FLT CONT COMPTR SERVO L
2) 7D8, FLT CONT COMPTR PWR L
3) 7D12, FLT CONT CMPTR SERVO C
4) 7D13, FLT CONT CMPTR PWR C
5) 7D14, FLT CONT CMPTR SERVO R
6) 7D15, FLT CONT CMPTR PWR R
7) 7E9, MCP L
8) 7E18, MCP R
9) 7E24, AUTO FLT WARN
S 424-054
(2) Do the steps that follow to install the autopilot disengage switch:
(a) Apply some wet primer on the threads of the switch and the switch plate.
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(b)
Install the switch plate (2) on the switch.
(c)
Attach one end of the threading wire, the end that comes out from the wheel horn, around the wire bundle (eight wires).
(d)
Pull the wire bundle down through the control wheel horn with the opposite end of the threading wire.
(e)
Tighten the switch plate (2) to the control wheel horn with the screw (3).
(f)
Remove the threading wire from the wire bundle.
(g)
Use the insertion tool to connect the wire bundle (eight wires) to the wires in the control column (Table 401 or 402).
~.............................................................................. | TERMINAL NO. | SWITCH SIDE | AIRFRAME SIDE WIRE COLOR CODE | | | WIRE LABEL | | ................................................................................
| 5 | BKB | WBL (WHITE,BLACK,BLUE) |
| 10 | BRN | WBN (WHITE,BROWN) |
| 6 | GRN | WGN (WHITE, GREEN) |
| 8 | YEL | WYL (WHITE,YELLOW) |
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