Page 299 - (KU)01-75GAJ-1.5 - Change 1

INTRO

EP'S (KU)01-75GAJ-1.5 FIGURES

CONTROLLABLE:
‡ Utility lights ACAWS
FAILED:
‡ All other interior and exterior lighting GROUND

(End of Procedure)

TAKEOFF
1.10.5 ELECTRONIC CIRCUIT BREAKER UNIT
FAILURES
FIRE/SMK
NORM There are two categories of Electronic Circuit Breaker Unit (ECBU)
failures: conventional failures and data bus communication failures.
Both are annunciated by the same ACAWS. With either type of ECBU PRES/OXY
NOT FOR FLIGHT
failure, control of electrical power to subordinate components is lost.
Conventional ECBU failure: ENG/PROP
‡ Results from a power loss or internal fault.

‡ All subordinate components lose power. FUEL
Data bus communication ECBU failure:
‡ Occurs when the ECBU interface with the 1553 data bus fails. AAR
‡ :KHQ LQ ÀLJKW VXERUGLQDWH FRPSRQHQWV JHQHUDOO\ IDLO LQ WKHLU
last commanded state (e.g., a fuel transfer pump that was on
SPEC before the failure would remain on). ELEC

‡ Critical components assume a default state (ON or OFF) which
occurs one minute after the data bus communication failure in
ÀLJKW HYD
NOTE .
‡ Alert level of ACAWS message is indicated by (A) for FLT CTRL
advisory, (C) for caution, or (W) for warning. .

‡ The following ACAWS messages include a list
of likely associated ACAWS messages that also GEAR
appear. However, there may be some variability in
which messages are actually displayed, due to the
FRQ¿JXUDWLRQ RI WKH DLUFUDIW DW WKH WLPH RI WKH IDLOXUH DOR/RMP
PERF Information on added procedures and potential system failures for
ECBUs is contained in the following checklists.
JETTISON
(End of Procedure)

LANDING

DITCHING

BAILOUT

OPER FAULT LG

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