Service difficulty report · Smoke Detector · Boeing 737890
FAA SDR system
- Difficulty date
- May 19, 2023
- Submitted
- May 22, 2023
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35103
- Aircraft time
- 60,736 hours, 18,039 cycles
- Part
- Smoke Detector
- Part number
- 4735975
- Condition
- Faulty
- Location
- Forward Cargo Co
- 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.
What was found
LOOP "A" FWD LOWER CARGO COMPARTMENT FIRE DETECTION INOP. GROUNDED - YES. FOUND FWD CARGO AFT SMOKE DETECTOR, M2239, DEFECTIVE AND THE 2ND SMOKE DETECTOR AFT, DETECTOR M2238, CONNECTOR D13844 WAS DISCONNECTED. RECONNECTED D13844 TO M2238 & REPLACED DETECTOR M2239 WITH SERVICEABLE UNIT, CARGO SMOKE DETECTION SYS OPS CHECKS OK. REF B737-800 AMM 26-16-01 & 26-16-00.