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
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 2(120)
