Service difficulty report · Fire Detector · Boeing 737990ER

Difficulty date
March 4, 2019
Submitted
March 6, 2019
Operation
Air carrier
Aircraft
N423AS
Make and model
Boeing 737990ER
Aircraft serial
35206
Aircraft time
23,136 hours, 7,601 cycles
Part
Fire Detector
Part number
3250275050
Condition
Damaged
Location
Nr 1 Engine
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

WHILE PERFORMING T/C N8420000 (LT ENGINE GVI), FOUND FIRE DETECTOR MW0325 DAMAGED. GROUNDED - YES. LT ENGINE FIRE DETECTOR MW0325 REMOVED AND REPLACED REF AMM 26-11-01. OPERATIONAL CHECK GOOD.