Service difficulty report · Power Supply · Boeing 7378K5
FAA SDR system
- Difficulty date
- September 26, 2025
- Submitted
- October 20, 2025
- Operation
- Air carrier
- Make and model
- Boeing 7378K5
- Aircraft serial
- 37244
- Aircraft time
- 38,471 hours, 13,246 cycles
- Part
- Power Supply
- Condition
- No Test
- Location
- Zone 200
- 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 PERFORMING EMERGENCY LIGHTS OPS CHECK TASK CARD 330100000 W/O #98666 FOUND AFT LEFT OVERWING EXIT EXTERNAL EMERGENCY LIGHT INOP, RELAMP NO HELP. ( EXTERIOR EMERGENCY LIGHTING SYSTEM ) R/R ROW 21 ABC POWER SUPPLY IAW AMM 33-51-06. OPS CHECK GOOD. THIS CLEARS MEL