SDR AALA201905159001

Service difficulty report · Circuit Breaker · Boeing 777223

Difficulty date: May 14, 2019
Submitted: May 15, 2019
Operation: Air carrier
Aircraft: N773AN
Make and model: Boeing 777223
Aircraft serial: 29583
Aircraft time: 81,244 hours, 10,142 cycles
System (JASC): 2611 · Smoke Detection
Part: Circuit Breaker
Condition: Faulty
Location: Zone 200
Stage of operation: NR
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

AIRCRAFT WAS NOT GROUNDED: FOUND CIRCUIT BREAKER FOR AFT CGO SMOKE CONTROL CHANNEL 1 HEATING UP, WHILE INSPECTING RELATED ISSUE. CIRCUIT BREAKER TAGGED AND COLLARED. MAINTENANCE REPLACED CIRCUIT BREAKER, P110, C27 PER SWPM 20-30-00 AND PERFORMED SATISFACTORY OPERATIONAL CHECK.