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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
E35829
A 737-300/400/500MAINTENANCE MANUAL
LIGHT  NO. LIGHT BOX TEST  SWITCH POSITIONS - CONFIGURATION A __AUTOPILOT MOTOR CUTOUT SWITCH ON POWER, MAIN CLUTCH CUTOUT AND (S1,S2 AND S5 ON) SWITCH SETTINGS 
COLUMN NEUTRAL  COLUMN 6` OR MORE AFT  COLUMN 4` OR MORE FWD 
ON  OFF  ON  OFF  ON  OFF 
POWER  1  X  X  X 
MAIN  MOTOR  5  X  X  X 
CLUTCH  4  X  X  X 
MOTOR CUTOUT  7  X  X  X 
CLUTCH CUTOUT  9  X  X  X 
AUTOPILOT  MOTOR  3  X  X  X 
CLUTCH  2  X  X  X 
MOTOR CUTOUT  6  X  X  X 
CLUTCH CUTOUT  8  X  X  X 

LIGHT  NO. LIGHT BOX TEST  SWITCH POSITIONS - CONFIGURATION B (S1,S3 AND S4 ON) CLUTCH CUTOUT SWITCH ON POWER, MAIN MOTOR AND AUTOPILOT __ SWITCH SETTINGS 
COLUMN NEUTRAL  COLUMN 6` OR MORE AFT  COLUMN 4` OR MORE FWD 
ON  OFF  ON  OFF  ON  OFF 
POWER  1  X  X  X 
MAIN  MOTOR  5  X  X  X 
CLUTCH  4  X  X  X 
MOTOR CUTOUT  7  X  X  X 
CLUTCH CUTOUT  9  X  X  X 
AUTOPILOT  MOTOR  3  X  X  X 
CLUTCH  2  X  X  X 
MOTOR CUTOUT  6  X  X  X 
CLUTCH CUTOUT  8  X  X  X 

Column Cutout Switch Test With Test Box C27007-21, -26, or -31
Figure 503 (Sheet 2)

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 27-41-00
 ALL  ú ú 01 Page 517 ú Nov 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
B73698
A
737-300/400/500MAINTENANCE MANUAL
 9) Move the control column to the neutral position. a) Make sure the lights on the test box agree with Fig. 503.
 10) Move the control column more than 4 degrees forward of the neutral position. a) Make sure the lights on the test box agree with
 Fig. 503. 11) Move the control column to the neutral position. 12) Set all the switches on the test box to OFF.
 (f)  
Disconnect the test box and connect the electrical connectors.

 (g)  
Remove the protractor.

 S 735-027
 (10) Do the test of the column cutout switch (optional procedure).
 NOTE: Do this test when the test module C27007-21, -26, or -31
____
 is not available.

 (a)  
Install the protractor on the captain's control column.

 (b)  
Move the control column to the neutral position, which is 6.9 +/-0.8 degrees forward of the vertical position.

 (c)  
Disconnect the electrical connectors from the column cutout switch.

 (d)  
Connect the ohmmeter between pins 8 and 10 in the column switching module receptacle D3124. 1) Move the control column to the neutral position.

 a) Make sure the ohmmeter shows continuity.
 2)  Move the control column more than 6 degrees aft of the neutral position. a) Make sure the ohmmeter shows no continuity.
 3)  Move the control column more than 4 degrees forward of the neutral position. a) Make sure the ohmmeter shows no continuity.
 (e)  Connect the ohmmeter between pins 5 and 12 in the column switching module receptacle D3124. 1) Move the control column to the neutral position.
 a) Make sure the ohmmeter shows continuity.
 2)  Move the control column more than 6 degrees aft of the neutral position. a) Make sure the ohmmeter shows no continuity.
 3)  Move the control column more than 4 degrees forward of the neutral position. a) Make sure the ohmmeter shows continuity.
 (f)  Connect the ohmmeter between pins 3 and 6 in the column switching module receptacle D3124. 1) Move the control column to the neutral position.
 a) Make sure the ohmmeter shows continuity.
 2)  Move the control column more than 6 degrees aft of the neutral position. a) Make sure the ohmmeter shows continuity.
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