SDR ASAA2024091552573

Service difficulty report · Power Supply · Boeing 737990

Difficulty date: September 15, 2024
Submitted: September 18, 2024
Operation: Air carrier
Aircraft: N309AS
Make and model: Boeing 737990
Aircraft serial: 30857
Aircraft time: 76,257 hours, 31,136 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Part number: D71702001
Condition: Inoperative
Location: Zone 200
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

EMERGENCY EXIT INTERIOR AISLE LIGHTS ROWS 12-16 DEF INOP. GROUNDED - YES. (RESOLVED ON W/O: 2018478 TASKCARD: N/R-00003 ) PERFORMED WIRES CHECK FROM D12010 TO D13472 & D13474 ARE GOOD WDM 33-51-13, REPLACED NEW M1695 BATTERY PACK, PERFORMED INSTALLATION TEST NORMAL AMM 33-51-03, AMM 33-51-00, CLEARS MEL 33-15D, PLACARD REMOVED, SEAMC TODD NOTIFIED.