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S 915-008
WARNING: REFER TO AMM 32-00-15/201 FOR DOOR LOCK INSTALLATION PROCEDURE.
_______ IF THE DOOR LOCKS ARE NOT INSTALLED IN THE MAIN GEAR DOORS, THE MAIN GEAR DOORS CAN MOVE QUICKLY AND CAUSE INJURY OR DAMAGE.
(2)
Open the main gear doors and install the door locks (AMM 32-00-15/201).
S 865-009
(3)
Move the manual override handle on the actuator of the APU fuel shutoff valve to the CLOSED position (View B, Fig. 501).
NOTE: The actuator is installed on the rear spar of the center
____ fuel tank, at approximately two feet to the left of the airplane centerline.
S 035-010
(4) Remove the control relay (K191) of the APU DC fuel pump on the miscellaneous electrical equipment panel, P70 (View C, Fig. 502).
NOTE: If the control relay (K191) has exposed terminals, it is not
____
necessary to remove the control relay (K191).
S 495-012
(5) Install the jumper wire between the wires connected to the terminals A1 and A2 of the control relay (K191) of the APU DC fuel pump.
S 865-013
CAUTION:_______DO NOT OPERATE THE BOOST PUMP FOR MORE THAN 30 SECONDS. IF YOU OPERATE THE BOOST PUMP FOR A LONG TIME, YOU CAN DAMAGE THE BOOST PUMP.
(6)
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P11 panel:
(a)
11C33, FUEL DC PUMP PWR
S 215-014
(7)
Make sure this circuit breaker on the P11 panel is closed:
(a)
11D32, FUEL DISAGREE ENBL APU
S 285-015
(8) Listen for the APU DC fuel pump operation at the rear spar of the center fuel tank, at approximately 3 feet to the left of the middle of the airplane centerline.
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(9)
Open this circuit breaker on the P11 panel and attach DO-NOT-CLOSE tag:
(a)
11C33, FUEL DC PUMP PWR
S 095-017
(10)
Remove the jumper wire from the wires connected to the terminals A1 and A2 of the control relay (K191) of the APU DC fuel pump.
S 435-018
(11)
Install the control relay (K191) of the APU DC fuel pump in the P70 panel.
S 035-020
(12)
Remove the APU fuel-control relay (K175) from the electrical connector in the E6 rack (View B, Fig. 502).
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本文链接地址：757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 4(19)
