(0.17 |0.04V dc).
 (h)  
Increase the airspeed to 120 knots.

 (i)  
Adjust the power supply to set the engine No. 2 N1 indicator to 120% (4.83 |0.05V dc).

 (j)  
Adjust the power supply to set the engine No. 1 N2 indicator to 80% (3.27 |0.04V dc).

 (k)  
Turn the right AOA sensor clockwise until the first officer's shaker operates.

 (l)  
Make sure that the shaker started to operate at 4.5 |0.7 degrees.

 (m)  
Turn the right AOA sensor counterclockwise to the range where the shaker stops.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH DIGITAL STALL WARNING ú

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 COMPUTER P/N 65-52819  ú CONFIG 1 ú 03 Page 515 ú Nov 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (n)  Adjust the power supplies to set N1 and N2 to 0%
 (0.17 |0.04V dc).
 (o)  Set the left and right AOA sensors to zero.
 S 865-063-001
 (12)
 Open this circuit breaker:

 (a)  
P6 Panel
 1) STALL WARN DC

 S 085-064-001
 (13)
 Remove the power supplies and the jumper.

 S 485-066-001

 (14)
 AIRPLANES WITHOUT EIS; Install the engine 1 and engine 2 N1 and N2 tachometer indicators (Ref 77-12-02/401).

 S 085-068-001

 (15)
 AIRPLANES WITH EIS;
 Install the EIS primary display panel (Ref 31-42-01/401).

 M.
Speed Floor Test

 S 865-069-001
 (1)  
Close this circuit breaker:

 (a)  
P18 Panel
 1) STALL WARN DC

 S 715-070-001
 (2)  
Make sure that the stall warning system No. 1 operates in the speed floor mode:

 (a)  
Slowly decrease the airspeed until the captain's control column shaker operates.

 NOTE: The flaps must be at 30 degrees for this test.
____
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH DIGITAL STALL WARNING ú

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 COMPUTER P/N 65-52819  ú CONFIG 1 ú 03 Page 516 ú Nov 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 (b)  
Make sure that the shaker started to operate at an airspeed of 90 |4 knots.

 (c)  
Increase the airspeed to 120 knots.

 S 865-071-001
 (3)  
Open this circuit breaker:

 (a)  
P18 Panel
 1) STALL WARN DC

 S 865-072-001
 (4)  
Close this circuit breaker:

 (a)  
P6 Panel
 1) STALL WARN DC

 S 715-073-001
 (5)  
Make sure that the stall warning system No. 2 operates in the speed floor mode:

 (a)  
Slowly decrease the airspeed until the first officer's control column shaker operates.

 (b)  
Make sure that the shaker started to operate at an airspeed of 90 |4 knots.

 S 865-074-001
 (6)  
Close this circuit breaker:

 (a)  
P18 Panel
 1) STALL WARN DC

 N.
Airplane to its Usual Condition

 S 865-085-001
 (1)  
Decrease the airspeed to zero.

 (2)  
Remove the pitot system pressure source.

 (3)  
Remove the angle of airflow test calibrators.

 S 085-086-001
 S 085-087-001
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH DIGITAL STALL WARNING ú

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 COMPUTER P/N 65-52819  ú CONFIG 1 ú 01 Page 517 ú Nov 15/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
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