SDR 9708816730

Service difficulty report · Aural Warn · Boeing 7472J9F

Difficulty date: May 4, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N630US
Make and model: Boeing 7472J9F
Aircraft serial: 21668
System (JASC): 3150 · Central Warning
Part: Aural Warn
Condition: Intermittent
Location: Cockpit
Stage of operation: AP
Nature of condition: J
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING APPROACH, THE AURAL WARNING HORN SOUNDED AFTER LANDING GEAR RETRACTION AND FLAPS LOWERED TO 25 DEGREES. RECYCLED LANDING GEAR AND ALL GEAR INDICATED DOWN AND LOCKED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED A3, A6, AND A11 LOGIC CARDS IN AURAL WARNING MODULE, OPERATIONAL CHECK GOOD.

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