Service difficulty report · Power Supply · Boeing 75733N

Difficulty date
June 24, 2025
Submitted
June 26, 2025
Operation
Air carrier
Aircraft
N78866
Make and model
Boeing 75733N
Aircraft serial
32591
Aircraft time
70,841 hours, 21,318 cycles
Part
Power Supply
Condition
Failed
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

EMERGENCY EXIT LIGHT BATTERY CHARGER M737 FAILS TEST. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY M737 AND OPS CHECK GOOD REF B757 AMM 33-51-07.

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