(e)  
Make sure that the CDU display shows a positive angle of 24.0 |1.5 degrees for the side B.

 (f)  
Set the automatic vane positioning tool to -10.0 degrees.

 (g)  
Make sure that the CDU display shows a positive angle of 4.0 |1.5 degrees for the side B.

 (h)  
Remove the angle-of-airflow sensor calibration tool from the right alpha vane.

 S 865-040
 (4)  
Close the R ALPHA VANE HEATER and L ALPHA VANE HEATER circuit breakers on the P18-3 Circuit Breaker Panel.

 S 745-177

 (5)
Push the INIT/REF key on the CDU keyboard to get out of the BITE.

 M. Put the Airplane Back to Its Initial Condition
 S 865-154
 (1)
Remove hydraulic power if it is not necessary (AMM 29-15-00/201).

 S 085-123

 (2)  
Remove all the test equipment.

 S 085-124

 (3)  
Remove the feel pitot system pressure air supply.

 S 015-125

 (4)  
Close all the access panels and doors.

 (5)  
Close all the circuit breakers.

 (6)  
Remove electrical power if it is not necessary (AMM 24-22-00/201).

 S 865-126
 S 865-155
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 TASK 22-11-00-735-138
 5.  DC Bus Isolation Bus____________________
 NOTE: This is a scheduled maintenance task.
____
 A. Reference
 (1)  AMM 34-31-00/501, VOR/ILS Navigation System
 B. Bus Isolation Bus
 S 865-163
 (1)  
Set the meter selector switch for the Transformer Rectifier Unit (TRU) on the Pilots' Overhead Panel to the TR2 position.

 S 865-104

 (2)  
Open the AFCS B FCC DC circuit breaker on the P6-2 Circuit Breaker Panel.

 S 865-105

 (3)  
Open the TR2 and TR3 circuit breakers on the P6-4 Circuit Breaker Panel.

 S 745-183

 (4)  
Make sure that the DC voltmeter on the Pilots' Overhead Panel, P5-13 reads 22 to 30v dc.

 S 745-106

 (5)  
Push the INIT/REF key on the CDU keyboard to show the POS INIT page or PERF INIT page.

 (6)  
Push the LSK adjacent to <INDEX to show the INIT REF INDEX 1/1 page.

 S 745-108

 (7)  
Push the LSK adjacent to MAINT> to show the MAINT BITE INDEX 1/1 page.

 S 745-107
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (8)  S 745-109Push the LSK adjacent to <DFCS to show the DFCS BITE TEST LINE MAINT 1/2 page.
 (9)  S 745-110Push the NEXT PAGE key on the CDU keyboard to show the DFCS BITE TEST OVERNIGHT MAINT 2/2 page.
 S 745-111

 (10) Push the LSK adjacent to <GROUND FUNCTIONAL.
 NOTE: The CDU display will show TEST IN PROGRESS during the
____ 13-second cross-channel test.
 S 745-112
 (11)
 Follow the CDU instructions until the CDU display shows the CHANNEL SELECTION page.

 S 745-113

 (12)
 Push the LSK adjacent to <CHANNEL A to show the FCC memory contents of channel A.

 S 745-114

 (13)
 Push the LSK adjacent to <TEST SELECTION.

 S 745-115

 (14)
 Use the CDU keyboard to put the library test No. 13 into the CDU scratchpad.

 S 745-116

 (15)
 Push the LSK 6R to put the library test No. 13 on the screen and in the memory.

 S 745-117

 (16)
 Push the LSK adjacent to <EXECUTE to do the test 60.13 "AFDS FMA" is shown on the CDU.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITHOUT EFIS ú
　
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