S 724-039
 (1)  Move the WHEEL SELECT switch on the antiskid control unit to the LI position and push the VALVE button.
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 S 724-040
 (2)  
Make sure the center green light comes on.

 S 724-041

 (3)  
Push and hold the VALVE and the LW buttons.

 S 724-042

 (4)  
Make sure the right green light comes on and the left inboard brake releases.

 S 724-043

 (5)  
Release the buttons and move the WHEEL SELECT switch to the OFF position.

 H.
Right Outboard Antiskid Control Valve Test

 S 724-044
 (1)  
Move the WHEEL SELECT switch on the antiskid control unit to the RO position and push the VALVE button.

 S 724-045

 (2)  
Make sure the center green light comes on.

 S 724-046

 (3)  
Push and hold the VALVE and the LW buttons.

 S 724-047

 (4)  
Make sure the right green light comes on and the right outboard brake releases.

 S 724-048

 (5)  
Release the buttons and move the WHEEL SELECT switch to the OFF position.

 I.
Right Inboard Antiskid Valve Test

 S 724-049
 (1)  
Move the WHEEL SELECT switch on the antiskid control unit to the RI position and push the VALUE button.

 (2)  
Make sure the center green light comes on.

 S 724-050
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737-300/400/500MAINTENANCE MANUAL
 S 724-051
 (3)  
Push and hold the VALVE and the LW buttons.

 S 724-052

 (4)  
Make sure the right green light comes on and the right inboard brake releases.

 S 724-053

 (5)  
Release the buttons and move the WHEEL SELECT switch to the OFF position.

 J.
Left Alternate Antiskid Valve Test

 S 844-054
 (1)
Remove the B system hydraulic power (AMM 29-15-00/201).

 S 724-055

 (2)  
Move the WHEEL SELECT switch on the antiskid control unit to the L ALT position and push the VALVE button.

 S 724-056

 (3)  
Make sure the center green light comes on.

 S 724-057

 (4)  
Push and release the VALVE and the SKID buttons.

 S 724-058

 (5)  
Make sure the two left brakes release momentarily.

 S 724-059

 (6)  
Move the WHEEL SELECT switch to the OFF position.

 K.
Right Alternate Antiskid Valve

 S 844-060
 (1) Remove the B system hydraulic power (AMM 29-15-00/201).
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 (2)  S 724-061Move the WHEEL SELECT switch on the antiskid control unit to the R ALT position and push the VALVE button.
 (3)  S 724-062Make sure the center green light comes on.
 (4)  S 724-063Push and release the VALVE and the SKID buttons.
 (5)  S 724-064Make sure the two right brakes release momentarily.
 (6)  S 724-065Move the WHEEL SELECT switch to the OFF position.
 (7)  S 844-066Release the parking brake. (a) Open the ANTISKID FAIL WARN & PARK BRAKE circuit breaker on the P6 panel. (b) Install the connector D928 on the parking brake valve in the wheel well of the main landing gear. (c) Close the ANTISKID FAIL WARN & PARK BRAKE circuit breaker on the P6 panel.
　
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