- Difficulty date
- May 19, 2022
- Submitted
- May 24, 2022
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35179
- Aircraft time
- 57,362 hours, 17,182 cycles
- Part
- Detector
- Part number
- 902864
- Condition
- Failed
- Location
- #2 Engine
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAULT LIGHT ILLUMINATED ON OVERHEAT/FIRE DETECTION TEST. GROUNDED - YES. OHMED OUT UPPER FAN DETECTOR, FOUND OPEN.- HARD FAIL. REF B737-800 AMM 26-11-01, REMOVED AND REPLACED #2 ENGINE UPPER FAN DETECTOR REF AMM 26-11-01. OPS NML REF SAME. GROUND VERIFICATION CHK GOOD.