(a)
On the P6 panel:
1) 6F17, CTR L & MAIN 3 JTSN VLV
S 725-075
(4)
Make sure the EICAS status message, JETT XFER VLV, shows on the bottom EICAS display.
S 865-108
(5)
Close this circuit breaker:
(a)
On the P6 panel:
1) 6E17, CTR R & MAIN 2 JTSN VLV
S 725-077
(6)
Make sure the EICAS status message, JETT XFER VLV, does not show on the bottom EICAS display.
S 865-109
(7)
Open this circuit breaker:
(a)
On the P6 panel:
1) 6G3, FUEL SHUTOFF VALVE ENG 3
S 725-079
(8)
Make sure the EICAS advisory message "ENG 3 FUEL VLV" shows on the top EICAS display.
S 725-055
(9)
Make sure the EICAS status message "FUEL SPAR VLV 3" shows on the bottom EICAS display.
S 865-110
(10)
Close this circuit breaker:
(a)
On the P6 panel:
1) 6G3, FUEL SHUTOFF VALVE ENG 3
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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747-400 MAINTENANCE MANUAL
S 725-081
(11)
Make sure the EICAS advisory message "ENG 3 FUEL VLV" does not show on the top EICAS display.
S 725-056
(12)
Make sure the EICAS status message "FUEL SPAR VLV 3" does not show on the bottom EICAS display.
S 865-111
(13)
Open this circuit breaker:
(a)
On the P6 panel:
1) 6L16, FUEL XFEED VALVE ENG 3
S 725-083
(14)
Make sure that the EICAS message "FUEL XFEED 3" shows on the top EICAS display.
S 865-112
(15)
Close this circuit breaker:
(a)
On the P6 panel:
1) 6L16, FUEL XFEED VALVE ENG 3
S 725-085
(16)
Make sure the EICAS message "FUEL XFEED 3" does not show on the top EICAS display.
S 865-113
(17)
Open this circuit breaker:
(a)
On the overhead circuit breaker panel P7:
1) 7H24, FUEL XFR VALVE MAIN 4
S 865-114
(18)
Make sure this circuit breaker is closed:
(a)
On the P7 panel:
1) 7H21, FUEL XFR VALVE MAIN 1
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747-400 MAINTENANCE MANUAL
S 745-088
(19)
Choose "Input Monitoring" from page 2 of the CMC menu.
S 745-089
(20)
In the MCDU Scratchpad, input the data as follows:
S 745-047
(21)
Make sure that the BIT 16 is "1" (Main 4 transfer valve disagree).
S 865-048
(22)
Close this circuit breaker:
(a)
On the P7 panel: 1) 7H24, FUEL XFR VALVE MAIN 4
(a) PORT E 10
(b) LABEL 271
(c) SDI 10
S 745-049
(23)
Make sure that the Bit 16 is "0" (Main 4 transfer valve agree).
S 865-091
(24)
Open this circuit breaker:
(a)
On the P7 panel: 1) 7H22, FUEL XFR VALVE RES 2A & 3A
S 745-092
(25)
Choose "Input Monitoring" from page 2 of the CMC menu.
S 745-093
(26)
In the MCDU scratchpad, input the data as follows:
(a)
PORT E/10
(b)
LABEL 271
(c)
SDI 10
S 745-094
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