SDR FDEA202506040834

Service difficulty report · Power Supply · Boeing 757222

Difficulty date: June 4, 2025
Submitted: June 4, 2025
Operation: Air carrier
Aircraft: N795FD
Make and model: Boeing 757222
Aircraft serial: 26706
Aircraft time: 74,754 hours, 28,959 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Part number: 20131A
Condition: Failed
Location: Zone 200
Stage of operation: IN
How discovered: V
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

EMERGENCY LIGHTS - FORWARD LEFT WILL NOT TEST. PERFORMED T/S PROCEDURES TO EMERGENCY LIGHTS FWR LEFT, FOUND POWER SUPPLY INOP, REMOVED AND REPLACE LEFT POWER SUPPLY "M731", SYS OPS CHECK NORMAL, ALL IAW FRMFIMFX1 33-51-00-815-802, AMM 33-51-07-2, WDM CH 31-51-12 PAGE 2.