(b)
Push the LSK adjacent to <CHANNEL A AND B.
(c)
Push the LSK adjacent to <TEST SELECTION.
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S 745-017
(4) Do the 60.30 or 60.31 test:
(a) Use the CDU keyboard to put a library test number into the CDU.
NOTE: Library test number 60.30 is for the elevator control
____ test. Library test number 60.31 is for the aileron control test.
(b)
Push the LSK adjacent to <ENTER.
(c)
Push the LSK adjacent to <EXECUTE.
(d)
Continue with the instructions on the CDU to complete the test.
(e)
Make sure that the test is completed with no failure.
(f)
Continue with the instructions on the CDU to get out of the BITE test.
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737-300/400/500MAINTENANCE MANUAL
AUTOPILOT DISENGAGE SWITCH - REMOVAL/INSTALLATION
_________________________________________________
1. General (Fig. 401)_______
A. This procedure contains two tasks. The first task is for the removal of the autopilot disengage switch. The second task is for the installation of the autopilot disengage switch.
B. You can find the two autopilot disengage switches (S231 and S232) on each outboard horn of the pilots' control wheel. The switch is a single-action, multiple pole, pushbutton type. A switch plate holds the switch in position on the control wheel.
TASK 22-11-41-004-008
2. Autopilot Disengage Switch Removal (Fig. 401)__________________________________
A. Special Tools and Equipment
(1) M15570-20 - Insertion and Extraction Tool, Deutsch Corp., Municipal Airport, Banning, California 92220
B. Standard Tools and Equipment
(1) Threading Wire - 30-inch length of standard wire (No. 18 to 22 gage), without insulation if possible.
C. References
(1)
AMM 22-11-41/501, Autopilot Disengage Switch - Adjustment/Test
(2)
24-22-00/201, Manual Control
(3)
29-15-00/201, Hydraulic System A, B and Standby
D. Access
(1) Location Zones
101 Control Cabin, LH
102 Control Cabin, RH
E. Remove the Autopilot Disengage Switch
S 864-009
(1) Open these circuit breakers and attach the DO-NOT-CLOSE tags:
(a)
P6-2 Circuit Breaker Panel
1) AFCS B SNSR EXC AC
2) AFCS B FCC DC
3) AFCS ENGAGE INTLK B
4) AFCS B WARN LIGHT BAT
5) AFCS B MACH TRIM AC
6) AFCS B MACH TRIM DC
(b)
P18-1 Circuit Breaker Panel
1) AFDS MCP DC
2) AFCS A SNSR EXC AC
3) AFCS A FCC DC
4) AFCS ENGAGE INTLK A
5) AFCS A WARN LIGHT BAT
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MAINTENANCE MANUAL
4. CONTROL COLUMN
2. SWITCH PLATE
3. SCREW
5. CONTROL WHEEL
1. AUTOPILOT
DISENGAGE
SWITCH
6. TERMINAL BLOCK
(4 SCREW-TYPE
CONNECTIONS)
(JIFFY JUNCTION MODULES) WIRE CONNECTIONS STAB TRIM AND AUTOPILOT
WIRE BUNDLE 8. SPONGE RUBBER PAD
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