SDR CHIR20140217001

Service difficulty report · Wire · Boeing 1072

Difficulty date: February 17, 2014
Submitted: February 17, 2014
Operation: Air carrier
Aircraft: N6682D
Make and model: Boeing 1072
Aircraft serial: 101
Aircraft time: 67,495 hours
System (JASC): 2612 · Fire Detection
Part: Wire
Condition: Damaged
Location: Fire Detection
Stage of operation: CR
How discovered: O
Nature of condition: N
Precautionary procedure: A

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

What was found

INTERMITTENT INFLIGHT ILLUMINATION OF NR 1 ENG FIRE DETECTION WARNING LIGHT. FALSE WARNING. REPLACED MULTIPLE FIRE WARNING EYES AND A FIRE HANDLE RELAY. SUFFERED ANOTHER RASH OF FALSE FIRE WARNING INDICATIONS. FAULTY PORTIONS OF THE NR 1 FIRE DETECTION SYSTEM WAS REPLACED FOR MULTIPLE NICKS IN THE WIRE SHIELDING AND SUSPECTED FAULTY SPLICES. NO FURTHER REOCCURRENCE’S HAVE BEEN REPORTED.