SDR CALA2024032800894

Service difficulty report · Smoke Detector · Boeing 737900ER

Difficulty date: March 26, 2024
Submitted: March 28, 2024
Operation: Air carrier
Aircraft: N69847
Make and model: Boeing 737900ER
Aircraft serial: 42187
Aircraft time: 29,270 hours, 10,420 cycles
System (JASC): 2613 · Overheat Detection
Part: Smoke Detector
Part number: 4755712
Condition: Dirty
Location: Lavatory 1
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

B737-26-3-0947, LAV T SMOKE DETECTOR SENSOR IS DIRTY. SPECIAL DIFFICULTY REPORT (SDR) IS REQUIRED. REMOVED AND REPLACED LAV T SMOKE DETECTOR IAW B737 AMM 26-14-01- 000-802, 26-14-01-400-802 OPS CK GOOD IAW B737 AMM 26-14-00-710- 802, 26-14-00-730-802.

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