Service difficulty report · Power Supply · Boeing 7378H4

Difficulty date
January 27, 2026
Submitted
January 29, 2026
Operation
Air carrier
Aircraft
N8563Z
Make and model
Boeing 7378H4
Aircraft serial
64172
Aircraft time
26,437 hours, 13,547 cycles
Part
Power Supply
Condition
Inoperative
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

CEILING EMERGENCY EGRESS LIGHTS INOPERATIVE, SEAT ROWS 23 ABC, 19 ABC, & 15 ABC. REMOVED & REPLACED THE POWER SUPPLY, & BATTERY PACK IAW AMM 33-51-06.

More about the Boeing 737-8H4