S 715-021
(12)
Do this check:
(a)
Turn the control wheel +/- 30 degrees. Then slowly turn the control wheel to the center.
(b)
Measure the null voltage.
(c)
Make sure the null voltage is less than 150 mv.
S 085-022
(13)
Remove the test set and the adapter cable.
S 435-023
(14)
Connect the transducer cable connectors to the system wire.
S 415-024
(15)
Install the 1103 forward access door (Ref 12-31-11/201).
S 865-025
(16)
Remove the DO-NOT-OPERATE tags on the control columns.
S 735-026
(17)
Do this task: "Roll Force Transducer Test".
TASK 22-11-11-825-053
3. AIRPLANES WITH -912 AND ON FCC; Roll Force Transducer Adjustment (DFCS BITE)________________________________
NOTE: Two persons are necessary for this task.
____
A. Standard Tools and Equipment
(1) Shims (2) - 0.021 +0.003/-0.0 inch
B. References
(1)
12-31-11/201, Body Section 41 Access Doors and Panels
(2)
22-11-00/501 or 22-11-01/501, Digital Flight Control System
(3)
24-22-00/201, Manual Control
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A
737-300/400/500MAINTENANCE MANUAL
(4) 29-15-00/201, Hydraulic A, B, Standby System
C. Access
(1) Location Zones
101 Control Cabin, Left
102 Control Cabin, Right
202 Lower Nose Compartment
D. Prepare for the Roll Force Transducer
S 865-027
(1) Supply electrical power (Ref 24-22-00/201).
S 865-028
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL CONTROL
_______ SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDER, ELEVATORS, FLAPS, SLATS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(2)
Supply hydraulic power (Ref 29-15-00/201).
S 865-029
(3)
Turn the control wheel +/- 30 degrees. Then slowly turn the control wheel to the center.
NOTE: The power control units must be serviceable for the correct
____ adjustment of the cables in relation to the transducer.
S 865-030
(4)
Attach the DO-NOT-OPERATE tags to the control columns.
(5)
Remove hydraulic power (Ref 29-15-00/201).
S 865-032
(6)
Open these circuits breakers and attach the DO-NOT-CLOSE tags:
S 865-031
(a) P6 Circuit Breaker Panel
1) AUTO FLT CONT SYS B MACH TRIM AC
2) AUTO FLT CONT SYS B MACH TRIM DC
3) AFDS MCP CRS-2
4) AUTO FLT CONT SYS B SNSR EXC AC
5) AUTO FLT CONT SYS B FCC DC
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
6) AUTO FLT CONT SYS B ENGAGE INTLK B 7) AUTO FLT CONT SYS B WARN LIGHT BAT
(b) P18 Circuit Breaker Panel 1) AUTO FLT CONT SYS A MACH TRIM AC 2) AUTO FLT CONT SYS A MACH TRIM DC 3) AFDS MCP DC 4) AIRPLANES WITH MECHANICAL AILERON FORCE LIMITER;
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