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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 745-149
 (2)
Push the LSK adjacent to MACH TRIM> from the Rigging Tests Index.

 S 745-150

 (3)  
During this test, follow the instructions and push the LSK adjacent to <CONTINUE as shown on the CDU display.

 S 745-151

 (4)  
Make sure that the values for the A and B sides are in the limits shown on the CDU or in this section.

 Test 57.01 STAB POS (VAC) Limits: -0.07 to 0.07
 Test 57.02 MT ACT POS (VAC) Limits: -0.10 to 0.10
 Test 57.03 ELEV POS (VAC) Limits: -0.54 to -0.42
 Test 57.04 RETRACTION (SEC) Limits: 10 to 25
 Test 57.05 -SURF DELTA (DEG) Limits: 3.81 to 4.65
 Test 57.06 EXTENTION (SEC) Limits: 10 to 25
 Test 57.07 ELEV POS (VAC) Limits: -0.54 to -0.42
 S 745-135
 (5)  Push the LSK adjacent to <CONTINUE to go back to the Rigging Tests Index.
 L. Alpha (Angle-of-Airflow) Vane Rigging Test (for the Rosemount Vanes)
 S 865-118
 (1)  Open these circuit breakers on the P18-3 Circuit Breaker Panel to remove the alpha vane heating power:
 (a)  R ALPHA VANE HEATER
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITHOUT EFIS ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (b)  L ALPHA VANE HEATER
 S 745-137
 (2)  Do the Left Alpha Vane Rigging Test:
 (a)  
Install the angle-of-airflow sensor calibration tool on the left alpha vane.

 (b)  
Set the automatic remote vane postioning tool to show 0.0 degree.

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

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

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

 (f)  
Push the LSK adjacent to <DFCS to show the DFCS BITE TEST LINE MAINT 1/2 page.

 (g)  
Push the NEXT PAGE on the CDU keyboard to show the DFCS BITE TEST OVERNIGHT MAINT 2/2 page.

 (h)  
Push the LSK adjacent to <SENSOR VALUES.

 (i)  
Push the LSK adjacent to <ANALOG SIGNALS.

 (j)  
Push the LSK adjacent to <CONTINUE to show the 56.02 ALPHA VANE POS screen.

 (k)  
Make sure that CDU display shows 14.0 |1.5 degrees for the A side.

 (l)  
Set the automatic vane positioning tool to +10.0 degree.

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

 (n)  
Set the automatic vane positioning tool to -10.0 degree.

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

 (p)  
Remove the angle-of-airflow sensor calibration tool from the left alpha vane.

 S 745-153
 (3)  Do the Right Alpha Vane Rigging Test:
 (a)  Install the angle-of-airflow sensor calibration tool on the right alpha vane.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITHOUT EFIS ú

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 ú ú 12 Page 570 ú Jul 15/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 (b)  
Set the automatic remote vane positioning tool to 0.0 degree.

 (c)  
Make sure that the CDU display shows 14.0 |1.5 degrees for the B side.

 (d)  
　
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