Service difficulty report · Power Supply · Emb EMB505

Difficulty date
December 24, 2025
Submitted
January 12, 2026
Operation
Air carrier
Aircraft
N434QS
Make and model
Emb EMB505
Aircraft serial
50500518
Aircraft time
6,013 hours, 4,615 cycles
Part
Power Supply
Part number
7450LS00
Part serial
007451
Condition
Faulty
Stage of operation
TX
How discovered
C
Nature of condition
L
Precautionary procedure
D

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

EMER EMER LIGHT NOT ARM CAS MESSAGE REMAINS ON WITH EMERGENCY LIGHT SWITCH IN ARM POSITION. REMOVED AND REPLACED FWD AND AFT EMERGENCY POWER SUPPLY IAW AMM33-52-01. ALL OPS CHECK GOOD NO CAS MESSAGES PRESENT.FWD E-BATTERY TESTED BY RADIANT POWER CORP., REF.FORM 8130-3, FTN:64038.

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