SDR FDEA202001240214

Service difficulty report · Charger · Boeing 757222

Difficulty date: January 24, 2020
Submitted: January 27, 2020
Operation: Air carrier
Aircraft: N786FD
Make and model: Boeing 757222
Aircraft serial: 24995
Aircraft time: 75,100 hours, 28,728 cycles
System (JASC): 3350 · Emergency Lighting
Part: Charger
Part number: 20121
Condition: Failed
Location: Cabin
Stage of operation: NR
How discovered: O
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

R1 DOOR EXTERIOR EMERGENCY LIGHT INOP. R1 INDOOR EMERGENCY LIGHT OPS NORMALLY. EMERGENCY BATTERY VOLTAGE GOOD, RELAMPED, NO HELP. NO POWER AT SOCKET. REF SSM 33-51-01 PG101 SH2, VERIFIED GOOD WIRING FROM BULB CONTACT AT L30 BACK TO CONNECTOR D66 AT EMERG LIGHT POWER SUPPLY (M730) PIN 9. REMOVED AND REPLACED EMERG LIGHTS PWR SUPPLY M730 REF AMM 33-51-07-2. EMERGENCY LIGHTS NOW OPS CHECK GOOD. PLACARD REMOVED. (BATTERY CHARGER ASSY, P/N 2012-1, S/N 56867).