C. Access
(1)
Location Zones
202 Lower Nose Compartment
704 Tail Cone
(2)
Access Panels
1103 Forward Access Door
3802 Tail Cone Access Door
D. Procedure
S 864-003
(1) Open these circuit breakers and attach the DO-NOT-CLOSE tags:
(a) P6 Circuit Breaker Panel
1) AUTO FLT CONT SYS B MACH TRIM AC
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A
737-300/400/500MAINTENANCE MANUAL
COARSE LOCKNUTS ADJUSTMENT (ROD END)
WASHER TAB FINE ADJUSTMENT NUT
PITCH FORCE TRANSDUCER DETAIL
A
CONTROL COLUMN BASE
CABLE
CONNECTORS
ELECTRICAL CABLES
TRANSDUCER MOUNTING
CABLE SUPPORT BOLTS
CLAMPS (TYPICAL) (2 PLACES)
RIGGING PIN E1 LEFT FWD QUADRANT
PITCH CONTROL QUADRANT
WASHER AND NUT (2 PLACES)
PITCH FORCE TRANSDUCER
SEE ATRANSDUCER ADJUSTMENT NUT
Pitch Force Transducer Installation Figure 401
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
2) 3) 4) 5) 6) 7) AUTO FLT CONT SYS B MACH TRIM DCAFDS MCP CRS-2AUTO FLT CONT SYS B SNSR EXC ACAUTO FLT CONT SYS B FCC DCAUTO FLT CONT SYS B ENGAGE INTLK BAUTO 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: AFDS AIL FORCE LIM 5) AUTO FLT CONT SYS A SNSR EXC AC 6) AUTO FLT CONT SYS A FCC DC 7) AUTO FLT CONT SYS A ENGAGE INTLK A 8) AUTO FLT CONT SYS A WARN LIGHT BAT
(2) S 014-002Remove the 1103 forward access door (Ref 12-31-11/201).
(3) S 014-003Remove the 3802 tail cone access door (Ref 12-31-41/201).
(4) S 494-004Install the rig pin, E5, in the elevator right aft quadrant.
(5) S 494-005Install the rig pin, E1, in the elevator left forward quadrant.
(6) S 034-006Remove the mass balance weight from the control column (Ref 27-31-61/401).
(7) S 024-007Remove the force transducer: (a) Disconnect the force transducer connectors. (b) Remove electrical cables from the clamps. (c) Remove the bolts, washers, and nuts from the force transducer and the quadrant assembly. (d) Remove the force transducer.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
TASK 22-11-92-404-008
3. Pitch Force Transducer Installation (Fig. 401)___________________________________
A. Standard Tools and Equipment
(1) Test set - F80218-31
B. References
(1)
12-31-11/201, Body Section 41 Access Doors and Panels
(2)
12-31-41/201, Body Section 48 Access Doors and Panels
(3)
22-11-01/501, Digital Flight Control System
(4)
22-11-92/501, Pitch Control Wheel Steering Force Transducer
(5)
27-31-61/401, Elevator Forward Control Quadrant
C. Access
(1)
Location Zones
202 Lower Nose Compartment
704 Tail Cone
(2)
Access Panels
1103 Forward Access Door
3802 Tail Cone Access Door
D. Prepare for the Installation
S 744-019
(1) Before you do the installation, find the ac null of the new force transducer.
(a)
Get access to DFCS BITE TEST OVERNIGHT MAINT 2/2 page: 1) Push the INIT/REF key on the FMCS CDU. 2) Push the LSK adjacent to <INDEX. 3) Push the LSK adjacent to <MAINT. 4) Push the LSK adjacent to <DFCS. 5) Push the NEXT PAGE key. 6) Make sure that the OVERNIGHT MAINT 2/2 page shows on the
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