S 085-712
 (7)  
Disconnect the portable airflow sensor calibrator from the left vane.

 (8)  
Put the left vane in its usual condition.

 S 865-713
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 BEJ 101-112, 114-999; ú  31-24-02
 ú ú 14 Page 537 ú Mar 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 865-714
 (9)  If you will do no more tests, then do this task:
 "Put the Airplane to its Usual Condition."

 TASK 31-24-02-735-173
 29. AIR/GROUND Signals Test
_______________________
 A. Access
 (1)  Location Zones
 101 Control Cabin - Left
 102 Control Cabin - Right

 B. Procedure
 S 865-174
 (1)
Make sure you did the Prepare For Input Parameter Test task.

 S 735-175

 (2)  
Do this test of the AIR/GROUND signals:

 (a)  
Set the portable tester to SUBFRAME 0, WORD 4.

 (b)  
Make sure the BIT 1 light on the portable tester is off.

 (c)  
Push the GND SENSING TEST switch on the landing gear accessory unit on the E11 shelf.

 (d)  
Make sure the BIT 1 light on the portable tester is on.

 (e)  
Release the GND SENSING TEST switch.

 (f)  
Set the portable tester to SUBFRAME 0, WORD 19.

 (g)  
Make sure the BIT 2 light on the portable tester is off.

 (h)  
Push the NOSE SENSING test switch on the landing gear logic unit on the E11 shelf.

 (i)  
Make sure the BIT 2 light on the portable tester is on.

 S 865-176
 (3)  If you will do no more tests, then do this task:
 "Put the Airplane to its Usual Condition."

 TASK 31-24-02-735-644
 30. A/P Warning Signals Test
________________________
 A. Access
 (1)  Location Zones
 101 Control Cabin - Left
 102 Control Cabin - Right

 B. Procedure
 S 865-601
 (1) Make sure you did the Prepare For Input Parameter Test task.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 BEJ 101-112, 114-999; ú  31-24-02
 ú ú 08 Page 538 ú Mar 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 865-602
 (2)  Open these circuit breakers:
 (a)  P6-2 Panel
 1) AFCS-B MACH TRIM DC
 2) AFCS-B SENSOR EXC AC
 3) AFCS-B ENGA INTLK
 4) AFCS-B MACH TRIM AC
 5) AFCS-B FCC DC

 S 735-394
 (3)  Do this test of the signals from the captain's A/P warning light:
 (a)  
Set the portable tester to SUBFRAME 0, WORD 29.

 (b)  
Get the FMC MAINT PAGE on the CDU.

 (c)  
Push the line select key next to the DFCS BITE prompt.

 (d)  
Make sure the captain's A/P warning light is on.

 (e)  
Make sure the BIT 3 light on the portable tester is off.

 (f)  
Push the INIT REF key on the FMC CDU.

 (g)  
Make sure the captain's A/P warning light is off.

 (h)  
Make sure the BIT 3 light on the portable tester is on.

 S 865-396
 (4)  Close these circuit breakers:
 (a)  P6-2 Panel
 1) AFCS-B MACH TRIM DC
 2) AFCS-B SENSOR EXC AC
 3) AFCS-B ENGA INTLK
 4) AFCS-B MACH TRIM AC
 5) AFCS-B FCC DC

 S 865-397
 (5)  Open these circuit breakers:
 (a)  P18-1 Panel
 1) AFCS-A ENGA INTLK
 2) AFCS-A SENSOR EXC AC
 3) AFCS-A MACH TRIM DC
 4) AFCS-A MACH TRIM AC
 5) AFCS-A FCC DC

 S 735-398
 (6)  Do this test of the signals from the F/O A/P warning light:
 (a)  
　
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