SDR ASAA2016060116920

Service difficulty report · Battery Pack · Boeing 737890

Difficulty date: June 1, 2016
Submitted: June 3, 2016
Operation: Air carrier
Aircraft: N581AS
Make and model: Boeing 737890
Aircraft serial: 35188
Aircraft time: 34,854 hours, 10,539 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Part number: D71702001
Condition: Failed
Location: Emergency Lights
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

WHILE ACCOMPLISHING T/C 78233008, EMERGENCY LIGHTS OPS CHECK FOUND RT SIDE AISLE EMERGENCY LIGHTS AT ROWS 4, 7, 10, 12 INOPERATIVE AND RT SIDE FWD EMERGENCY OVERWING LIGHT INOPERATIVE. ACFT GROUNDED. R & R POWER SUPPLY BATTERY PACK M1676. OPS TEST GOOD. REF B737-800, AMM 33-51-06.