SDR ASAA2017092822093

Service difficulty report · Circuit Breaker · Boeing 737990ER

Difficulty date: September 28, 2017
Submitted: October 2, 2017
Operation: Air carrier
Aircraft: N272AK
Make and model: Boeing 737990ER
Aircraft serial: 44112
Aircraft time: 1,646 hours, 596 cycles
System (JASC): 3397 · Light System Wiring
Part: Circuit Breaker
Condition: Open
Location: Emergency Lights
Stage of operation: IN
How discovered: 9
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

DURING PREFLIGHT INSPECTION, FOUND THE CABIN EMERGENCY LIGHTS CIRCUIT BREAKER OPEN. ACFT GROUNDED. VERIFIED CIRCUIT BREAKER AT ROW A9 P6-11 IS OPEN. OPEN P6-11 ACCOMP G.V.I. NO DEFECTS NOTED, CLOSED P6-11, CLOSED THE CIRCUIT BREAKER AT ROW A9. ACCOMPLISHED AN EMERGENCY LIGHTS TEST, TEST PASSED & CIRCUIT BREAKER STAYED CLOSED IAW WDM 33-51-11, MM 20-60-01-860801, & 33-51-00-710-801.