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OPERATING MANUAL
PROCEDURES
ABNORMAL AND EMERGENCY PROCEDURES
HYDRAULIC
A330/A340 FLEET PRO-ABN-29 P 3/164
FCOM 19 AUG 10
HYD G RSVR LO AIR PR
Applicable to: ,
IF PRESS FLUCTUATES:
GREEN PUMPS (ENG 1 + 2 + ELEC).................................................................................. OFF
ASSOCIATED PROCEDURES
G SYS LO PR
SECONDARY FAILURES
*WHEEL
*F/CTL
L2Note: As a general rule, do not manually select an HYD ELEC PUMP ON, except temporarily, to
retract the spoilers if they remain out after an hydraulic failure.
On ground, avoid to retract the flaps when the aircraft is moving, to prevent a loss of
alternate braking efficiency.
To be continued on next page
A330/A340 FLIGHT CREW
OPERATING MANUAL
PROCEDURES
ABNORMAL AND EMERGENCY PROCEDURES
HYDRAULIC
A330/A340 FLEET PRO-ABN-29 P 4/164
FCOM 19 AUG 10
HYD G RSVR LO AIR PR (Cont'd)
L12
STATUS
APPR PROC
The probability of cavitation increases with altitude. Therefore, it
may possible to restore the system after descending to a lower
altitude.
GREEN ENG 1+2 PUMPS....................................................... ON
IF HYD NOT RECOVERED:
FOR L/G GRVTY EXTN:
MAX SPEED..........................................................200 KT
LDG GRVTY EXTN................................................DOWN
WHEN L/G DOWNLOCKED:
L/G (LEVER).......................................................... DOWN
LDG DIST PROC...................................................APPLY
Refer to 99 Duref Cible QRH, or to the Refer to 99 Duref
Cible FCOM.
INCREASED FUEL CONSUMP
See (1)
SLATS/FLAPS SLOW
CAT 3 SINGLE ONLY
INOP SYS
GREEN HYD
L/G RETRACT
PART SPLRS
CAT 3 DUAL
N/W STRG
AUTO BRK
NORM BRK
(1) AL2ppears when spoilers are still extended. Fuel consumption is increased by up to 4.0 % because
the spoilers are in the upfloat position (deflection less than 6 °).
A330/A340 FLIGHT CREW
OPERATING MANUAL
PROCEDURES
ABNORMAL AND EMERGENCY PROCEDURES
HYDRAULIC
A330/A340 FLEET PRO-ABN-29 P 5/164
FCOM 19 AUG 10
HYD G RSVR LO AIR PR
Applicable to:
IF PRESS FLUCTUATES:
GREEN PUMPS (ENG 1 + 4 + ELEC).................................................................................. OFF
ASSOCIATED PROCEDURES
G SYS LO PR
SECONDARY FAILURES
*WHEEL
*F/CTL
L2Note: As a general rule, do not manually select an HYD ELEC PUMP ON, except temporarily, to
retract the spoilers if they remain out after an hydraulic failure.
On ground, avoid to retract the flaps when the aircraft is moving, to prevent a loss of
alternate braking efficiency.
IF PRESS FLUCTUATES:
GREEN PUMPS (ENG 1 + 2 + ELEC).................................................................................. OFF
ASSOCIATED PROCEDURES
G SYS LO PR
SECONDARY FAILURES
*WHEEL
*F/CTL
L2Note: As a general rule, do not manually select an HYD ELEC PUMP ON, except temporarily, to
retract the spoilers if they remain out after an hydraulic failure.
On ground, avoid to retract the flaps when the aircraft is moving, to prevent a loss of
alternate braking efficiency.
To be continued on next page
A330/A340 FLIGHT CREW
OPERATING MANUAL
PROCEDURES
ABNORMAL AND EMERGENCY PROCEDURES
HYDRAULIC
A330/A340 FLEET PRO-ABN-29 P 6/164
FCOM 19 AUG 10
HYD G RSVR LO AIR PR (Cont'd)
L12
STATUS
APPR PROC
The probability of cavitation increases with altitude. Therefore, it
may possible to restore the system after descending to a lower
altitude.
GREEN ENG 1+4 PUMPS....................................................... ON
IF HYD NOT RECOVERED:
FOR L/G GRVTY EXTN:
MAX SPEED..........................................................200 KT
LDG GRVTY EXTN................................................DOWN
WHEN L/G DOWNLOCKED:
L/G..........................................................................DOWN
LDG DIST PROC...................................................APPLY
Refer to 99 Duref Cible QRH, or to the Refer to 99 Duref
Cible FCOM.
INCREASED FUEL CONSUMP
See (1)
SLATS/FLAPS SLOW
CAT 3 SINGLE ONLY
INOP SYS
GREEN HYD
L/G RETRACT
PART SPLRS
REV 1+4
CAT 3 DUAL
N/W STRG
AUTO BRK
NORM BRK
YAW DAMPER 1
(1) AL2ppears when spoilers are still extended. Fuel consumption is increased by up to 4.0 % because
the spoilers are in the upfloat position (deflection less than 6 °).
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A330/A340机组操作手册 FLIGHT CREW OPERATING MANUAL FCOM 7(150)
