S 433-192
 (14)
 Replace the pressure cap on the static hose disconnected from the left alternate static port.

 S 033-193

 (15)
 At STA 680 on the right side of the forward cargo compartment, remove the pressure cap from the static hose disconnected from the right alternate static pressure port.

 S 173-194

 (16)
 Flush from the air supply through the static line with dry filtered air, 20 to 30 psi, for 2 minutes.

 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-195
 (17) Replace the pressure cap on the static hose disconnected from the right alternate static pressure port.
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747-400 MAINTENANCE MANUAL
 S 093-260
 (18) Remove the air supply from drain line No. 11 and replace the plug.
 O. Flush the Left Dedicated Static System
 S 283-197
 (1)  
Make sure that the left dedicated static pressure port and elevator feel computer are disconnected from the left dedicated static system.

 S 493-921

 (2)  
In section 48, remove the visco jet drain from drain line No. 31 (Fig. 301) and connect the air supply.

 S 033-199

 (3)  
At STA 2367 on the left side of section 48, remove the pressure cap from the static line disconnected from the left dedicated static pressure port.

 S 173-200

 (4)  
Flush from the air supply through the static line with dry filtered air, 20 to 30 psi, for 2 minutes.

 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-201
 (5)  
Replace the pressure cap on the static line disconnected from the left dedicated static pressure port.

 S 033-202

 (6)  
In section 48, remove the pressure cap from the static line disconnected from the left side static port of the elevator feel computer.

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747-400 MAINTENANCE MANUAL
 S 173-203
 (7)  Flush from the air supply through the static line with dry filtered air, 20 to 30 psi, for 2 minutes.
 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-204
 (8)  
Replace the pressure cap on the static line disconnected from the left side static port of the elevator feel computer.

 S 093-262

 (9)  
Remove the flushing air supply from drain line No. 31 and replace the visco jet drain.

 P. Flush the Right Dedicated Static System
 S 283-206
 (1)  
Make sure that the right dedicated static pressure port and elevator feel computer are disconnected from the right dedicated static system.

 S 493-934

 (2)  
In section 48, remove the visco jet drain from drain line No. 29 (Fig. 301) and connect the air supply.

 S 033-208

 (3)  
At STA 2367 on the right side of section 48, remove the pressure cap from the static line disconnected from the right dedicated static pressure port.

 S 173-209

 (4)  
Flush from the air supply through the static line with dry filtered air, 20 to 30 psi, for 2 minutes.

 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-210
 (5)  Replace the pressure cap on the static line disconnected from the right dedicated static pressure port.
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