SDR 97FDEA00708

Service difficulty report · Fire Loop · Boeing 727247

Difficulty date: October 7, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N233FE
Make and model: Boeing 727247
Aircraft serial: 21327
System (JASC): 2612 · Fire Detection
Part: Fire Loop
Condition: Dirty
Location: Nr 2 Engine
Stage of operation: DE
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

NR 2 FIRE PROTECTION SYS FAULT ILLUMINATED AND HORN SOUNDED INTERMITTENTLY AT THE TOP OF DESCENT. REMAINED OUT FOR THE REST OF THE FLIGHT. FOUND FIRE LOOP CONNECTIONS ON NR 2 ENG TO BE EXTREMELY DIRTY. REMOVED ALL FIRE LOOP AND HARNESS CONNECTIONS ON NR 2 ENGINE. CLEANED, INSPECTED AND REINSTALLED ALL CONNECTIONS. SYSTEM TESTS OK PER MAINTENANCE MANUAL 26-11-01.