S 865-229
(6)
Make sure these switches on the fuel management control module, M154, (pilots' overhead panel, P5) are in the off position:
(a)
Boost pumps and override/jettison pumps (the white ON
indication light in each switch does not show).
S 865-295
(7)
Make sure all the FUEL CONTROL switches on the control stand are set to the CUTOFF position.
S 865-298
(8)
Make sure these switches on the fuel jettison module, (P5, pilots' overhead panel) are in the OFF position.
(a)
FUEL JETTISON control selector switch.
WARNING: MAKE SURE THE WHITE ON INDICATION LIGHT IN EACH JETTISON
_______ NOZZLE VALVE SWITCH DOES NOT SHOW. A WHITE ON INDICATION LIGHT SHOWS THAT THE NOZZLE VALVES ARE OPEN. IF THE FUEL JETTISON NOZZLE VALVES ARE OPEN, FUEL CAN FLOW FROM THE WING TIPS AT THE JETTISON NOZZLES. A FUEL LEAK CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
(b) FUEL JETTISON L-NOZZLE and NOZZLE-R switches (the white ON indication light in each switch does not show).
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WARNING:_______ MAKE SURE THESE CIRCUIT BREAKERS ARE OPEN AND DO-NOT-CLOSE TAGS
ARE ATTACHED. FAILURE TO OPEN THESE CIRCUIT BREAKERS COULD
CAUSE FUEL LEAKAGE. A FUEL LEAK CAN CAUSE A DANGEROUS
CONDITION FOR EQUIPMENT AND PERSONS.
(9)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a)
On the main power distribution panel, P6: 1) 6C18, JTSN NOZZLE VLV CONT R 2) 6D18, JTSN NOZZLE VLV CONT L
S 865-313
(10)
Make sure these circuit breakers are closed:
(a)
On the main power distribution panel, P6: 1) 6D5, FUEL QTY 1 2) 6D6, FUEL QTY 2 3) 6F5, FUEL SYS MGMT CARD A 4) 6F7, FUEL SYS MGMT CARD B 5) 6L14, FUEL XFEED VALVE ENG 1 6) 6L15, FUEL XFEED VALVE ENG 2 7) 6L16, FUEL XFEED VALVE ENG 3 8) 6L17, FUEL XFEED VALVE ENG 4
(b)
On the DC power distribution panel, P180: 1) 180M8, FUELING VALVE 2 2) 180M9, FUELING PWR - HOT BAT 3) 180C25, FUELING LTS PANEL 4) 180C26, FUELING LTS RECP 5) 180E4, PUMP CONT BST 1 AFT 4 FWD 6) 180E19, PUMP CONT BST 1 FWD 4 AFT 7) 180H4, PUMP CONT BST 2 AFT 3 FWD 8) 180H17, FUEL SYS EICAS INTFC CONT 9) 180H19, PUMP CONT BST 2 FWD 3 AFT
(c)
On the left power distribution center panel, P414: 1) 414A8, MAIN FWD BST PUMP 4 2) 414B5, MAIN AFT BST PUMP 1 3) 414E24, MN-AFT PUMP CONT BOOST 2 4) 414F17, FUELING VALVE 5) 414F22, FUELING PWR 6) 414J5, MAIN FWD BST PUMP 3 7) 414R18, MAIN AFT BST PMP 2
(d)
On the right power distribution center panel, P415: 1) 415A35, MAIN AFT BOOST PUMP 4 2) 415B35, MAIN FWD BOOST PUMP 1 3) 415G29, MAIN FWD BOOST PUMP 2 4) 415M29, MAIN AFT BOOST PUMP 3
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(11)
Have a person go out to the pressure refuel stations (left and right wing) and do these steps:
(a)
Fully open the access door, 521CB, for the refuel control panel, P42. 1) Let the door guide engage the detent.
(b)
Make sure the panel floodlights come on.
(c)
Make sure the fuel quantity indicators come on and give the correct fuel quantity.
(d)
Put the POWER switch on the refuel control panel in the NORM or BATT position.
(e)
Open the access door for the pressure refuel station, 521BB (adjacent to the access door for the refuel control panel, P42). 1) Open the manual shutoff valve handle on the outboard refuel
receptacle. 2) Remove the lockwire from the manual defuel valve handle. 3) Put the manual defuel valve handle in the OPEN position. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 燃油 FUEL 2(89)
