SDR NWAA081899885

Service difficulty report · Power Supply · Doug DC951

Difficulty date: May 1, 2008
Submitted: May 2, 2008
Operation: Air carrier
Aircraft: N401EA
Make and model: Doug DC951
Aircraft serial: 47682
Aircraft time: 68,584 hours, 63,688 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Condition: Discharged
Location: Cabin
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

DURING LINE CHECK THE EMERGENCY OVERWING EXIT SIGNS AT ROW 19, 20, 21 AND 22 WERE FOUND TO BE INOPERATIVE. MAINTENANCE REPLACED THE ASSOCIATED FUSE AND BATTERY, NEITHER CORRECTED THE PROBLEM. THE POWER SUPPLY WAS CHANGED AND THE SYSTEM CHECKS NORMAL.

More about the Doug DC-9-51