S 865-049
 (21)
 Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P6 panel:

 (a)
6H14, L AFT FUEL BOOST PUMP

 S 865-050
 (22) Push the L AFT PUMPS switch-light of the fuel management control panel on the P5 panel to the ON position.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-22-00
 ALL  ú ú 11.1 Page 520 ú Sep 28/02

 ú ú
ú ú
A
757
MAINTENANCE MANUAL

 S 215-051
 (23)
 Make sure that the ON flowbar on the L AFT PUMPS switch-light comes on.

(a)  
If the L AFT PUMPS PRESS light stays on, push the L AFT PUMPSswitch-light to the off position.

 S 285-052
 (24) Listen and make sure that the left aft fuel boost pump operates.
 NOTE: Access to the left aft fuel boost pump is through the left
____
 main landing gear shock strut door.

 S 865-053
 (25)
 Push the L AFT PUMPS switch-light on the P5 panel to the off position.

 S 215-055

 (26)
 Make sure that the ON flowbar on the L AFT PUMPS switch-light goes off.

 S 865-054

 (27)
 Open this circuit breaker on the P6 panel and attach a DO-NOT-CLOSE tag:

 (a)  
6H14, L AFT FUEL BOOST PUMP

 S 865-194
 (28)
 Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P6 panel:

 (a)  
6H20, R AFT FUEL BOOST PUMP

 S 865-193
 (29)
 Push the R AFT PUMPS switch-light of the fuel management control panel on the P5 panel to the ON position.

 S 215-192

 (30)
 Make sure the ON flowbar on the R AFT PUMPS switch-light comes on.

(a)  
If the R AFT PUMPS PRESS light stays on, push the R AFT PUMPSswitch-light to the off position.

 (31)
 Listen and make sure the right aft fuel boost pump operates.

 S 285-191
 NOTE: Access to the right aft fuel boost pump is through the right
____
 main landing gear shock strut door.

 S 865-190
 (32) Push the R AFT PUMPS switch-light on the P5 panel to the off position.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-22-00
 ALL  ú ú 10.1 Page 521 ú Sep 28/02
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機維護手冊 燃油 CHAPTER 28 - FUEL 2(120)