SDR ASAA2016031415905

Service difficulty report · Power Supply · Boeing 737890

Difficulty date: March 14, 2016
Submitted: March 16, 2016
Operation: Air carrier
Aircraft: N596AS
Make and model: Boeing 737890
Aircraft serial: 35688
Aircraft time: 30,204 hours, 9,250 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
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 TC 78233001, BATTERY PACKS AT LT, RT ROW 15, LT & RT ROW 22, AND RT AFT GALLEY FAILED CAPACITY CHECK. ACFT GROUNDED. R & R BATTERY PACKS AT LT, RT ROW 15, LT, RT ROW 22, AND RT AFT GALLEY. R & R POWER SUPPLY AT LT ROW 22. AMM 33-51-06, OPS CHECKS GOOD.