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Leading Edge Autoslat System Test
Figure 501/27-83-00-990-801
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-83-00
Page 504
Oct 10/2003
D633A101-GUN
BOEING PROPRIETARY - Copyright#Unpublished Work - See title page for details
TASK 27-83-00-710-801
3. Leading Edge Autoslat System - Functional Test
(Figure 502)
A. References
Reference Title
24-22-00-860-813 Supply External Power (P/B 201)
24-22-00-860-814 Remove External Power (P/B 201)
29-11-00-860-801 Hydraulic System A or B Pressurization (P/B 201)
29-11-00-860-805 Hydraulic System A or B Power Removal (P/B 201)
32-09-00-840-802 Return the Airplane Systems Back to Their Normal On Ground
Condition (P/B 201)
32-09-00-860-801 Put the Airplane in the Air Mode (P/B 201)
B. Location Zones
Zone Area
117 Electrical and Electronics Compartment - Left
118 Electrical and Electronics Compartment - Right
211 Flight Compartment - Left
212 Flight Compartment - Right
500 Left Wing
600 Right Wing
C. Access Panels
Number Name/Location
117A Electronic Equipment Access Door
D. Prepare for the Procedure
NOTE: FOR THE DURATION OF THIS TEST, AIRSPEED MUST NOT BE SIMULATED.
SUBTASK 27-83-00-480-002
(1) Do this task: Supply External Power, TASK 24-22-00-860-813.
SUBTASK 27-83-00-860-004
(2) For the hydraulic system B, do this task: Hydraulic System A or B Pressurization,
TASK 29-11-00-860-801.
SUBTASK 27-83-00-010-001
(3) To gain access to the electronic equipment center.
Open this access panel:
Number Name/Location
117A Electronic Equipment Access Door
E. Do a test of the autoslat operation
SUBTASK 27-83-00-860-005
(1) Open these circuit breakers and install safety tags:
CAPT Electrical System Panel, P18-2
Row Col Number Name
E 4 C01392 STICK SHAKER LEFT
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
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F/O Electrical System Panel, P6-1
Row Col Number Name
B 6 C01393 STICK SHAKER RIGHT
F/O Electrical System Panel, P6-2
Row Col Number Name
B 14 C01070 FLIGHT CONTROL AUTOSLAT DC 2
C 14 C01068 FLIGHT CONTROL AUTOSLAT DC 1
SUBTASK 27-83-00-840-002
WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM THE LEADING EDGE SLATS WHEN
RUNNING THIS TEST. THE LEADING EDGE SLATS WILL MOVE. INJURY TO
PERSONNEL OR DAMAGE TO EQUIPMENT CAN OCCUR.
(2) Make sure there are no personnel or equipment near the leading edge slats.
SUBTASK 27-83-00-820-002
(3) Turn the Left AOA sensor counterclockwise and the right AOA sensor clockwise to 30 degrees
(Figure 502). Do these steps on both SMYDs to determine when the AOA sensor angles show 30
degrees airplane nose up:
(a) Push the ON/OFF switch on the stall management yaw damper (SMYD).
(b) Push the down arrow switch on the SMYD until the display shows GROUND TESTS?.
(c) Push the YES switch.
(d) Push the down arrow switch on the SMYD until the display shows ANALOG INPUTS?.
(e) Push the YES switch.
1) Make sure the display shows AOA SENSOR.
(f) Push the YES switch.
(g) The display will show AOA and the angle of the AOA sensor.
SUBTASK 27-83-00-860-006
(4) Move the flaps to the 1 position.
(a) Make sure that the leading edge slats move to the flaps 1 (mid-extend) position.
SUBTASK 27-83-00-860-007
(5) Remove the safety tag and close this circuit breaker:
F/O Electrical System Panel, P6-2
Row Col Number Name
C 14 C01068 FLIGHT CONTROL AUTOSLAT DC 1
SUBTASK 27-83-00-840-003
WARNING: MAKE SURE YOU DO THE STEPS TO PREPARE THE SYSTEMS FOR AIR MODE
CORRECTLY. IF YOU DO NOT FOLLOW THESE INSTRUCTIONS, INJURIES TO
PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(6) Do this task: Put the Airplane in the Air Mode, TASK 32-09-00-860-801.
(a) Make sure the slats move to the full extend position.
(b) Make sure the LE FLAPS EXT light is on and the LE FLAPS TRANSIT light is off.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
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SUBTASK 27-83-00-860-009
(7) Open this circuit breaker and install safety tag:
F/O Electrical System Panel, P6-2
Row Col Number Name
C 14 C01068 FLIGHT CONTROL AUTOSLAT DC 1
(a) Make sure the slats move to the flaps 1 (mid-extend) position.
SUBTASK 27-83-00-860-010
(8) Remove the safety tag and close this circuit breaker:
　
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