Service difficulty report · Power Supply · Boeing 7377H4

Difficulty date
May 22, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
62,926 hours, 37,412 cycles
Part
Power Supply
Condition
Inoperative
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
9
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

EMER LIGHTS 9/ 12 CBA AND RH AFT OF WING GROUND ILLUMINATION LTS INOP<[01] R/R STA727C+13 EMER LIGHT POWER SUPPLY PER AMM 33-51 -06 OPS CHECK GOOD.

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