What was found
CREW REPORTED ON ENGINE START, NR 4 ENGINE -B- LOOP HAD INTERMITTANT WARNING. NR 4 ENGINE -A- LOOP ON MEL. RESEATED FIRE WARNING CARD, OPS NORMAL PER 26-12-00.
- Difficulty date
- April 15, 2006
- Submitted
- April 21, 2006
- Operation
- Air carrier
- Aircraft
- N508MC
- Make and model
- Boeing 747230B
- Aircraft serial
- 21644
- Aircraft time
- 100,188 hours, 18,631 cycles
- System (JASC)
- 2612 · Fire Detection
- Part
- Circuit Card
- Condition
- Loose
- Location
- Fire Warning
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.