Service difficulty report · Fire Loop · Boeing 727233

Difficulty date
January 5, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N221FE
Make and model
Boeing 727233
Aircraft serial
20932
Part
Fire Loop
Condition
Worn
Location
Nr 3 Engine
Stage of operation
CR
Nature of condition
N
Precautionary procedure
O

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

What was found

CREW VERBALLY REPORTED, ENGINE NR 3 FIRE LOOP-B, WITH FAULT LIGHT ON AND BELL/FIRE LIGHTS INTERMITTENTLY ACTUATING DURING FLIGHT. TROUBLESHOT B-LOOP AND FOUND ON ENG NR 3 FIREWALL FIRE DETECTION ELEMENT FORWARD CONNECTOR (D1498) CERAMIC INSULATOR WORN, CAUSING FALSE INTERMITTENT FIRE DETECTION. DUE PARTS NOT IN STOCK AT GDL DEFERRED ENGINE NR 3 B-LOOP PER MINIMUM EQUIPMENT LIST 26-6B CONTROL NR 27935 EXPIRES 15 JAN 98. *S/D* REPLACED D-1498 ON FIREWALL FWD FIRE DETECTOR LOOP-B, CHECKS GOOD.