What was found
ETOPS SIGNIFICANT SYSTEM: NR 2 ENGINE "B" LOOP FIRE DETECTION INOP, FAULT FAN UPPER. ACFT DOWNGRADED TO 120 MINS ETOPS. REMOVED AND REPLACED NR 2 ENGINE FAN UPPER "B" LOOP FIRE DETECTION IAW AMM 26-11-01. OPS CHECK GOOD.
- Difficulty date
- February 3, 2011
- Submitted
- February 8, 2011
- Operation
- Air carrier
- Aircraft
- N733MA
- Make and model
- Boeing 73781Q
- Aircraft serial
- 30619
- Aircraft time
- 25,659 hours, 9,243 cycles
- System (JASC)
- 2612 · Fire Detection
- Part
- Fire Loop
- Condition
- Inoperative
- Location
- Nr 2 Engine
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.