SDR ASAA2016010914693

Service difficulty report · Battery Pack · Boeing 737890

Difficulty date: January 9, 2016
Submitted: January 12, 2016
Operation: Air carrier
Aircraft: N536AS
Make and model: Boeing 737890
Aircraft serial: 35203
Aircraft time: 15,647 hours, 4,581 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

REF T/C 78233000, 3 EA BATTERY PACKS FAIL THE 15 MIN HOLD CHECK. L-1 DOOR EMERGENCY EXIT SIGN, LT OVERWING EMERGENCY EXIT LIGHT, L-2 DOOR EMERGENCY EXIT SIGN. ACFT GROUNDED. R & R 3 EA EMERGENCY BATTERY PACKS, OPS NORMAL REF AMM 33-51-06. BATTERY PACKS NOW PASS 15 MIN HOLD CK, REF T/C 78233000.