Service difficulty report · Contactor · Emb EMB145LR

Difficulty date
June 19, 2008
Submitted
July 29, 2008
Operation
Air carrier
Aircraft
N272SK
Make and model
Emb EMB145LR
Aircraft serial
145306
Engine
Allsn AE3007A
Part
Contactor
Part number
860CC01
Condition
Faulty
Location
Emergency Lights
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

FLIGHT 6312, CVG TO FWA. WHILE CLIMBING THROUGH 1,000 FT, AN EMERGENCY LIGHTS NOT ARMED WAS DISPLAYED. THE EMERGENCY LIGHTS WERE RESET AND LIGHTS CAME BACK ON ALONG WITH AN ELECTRICAL EMERGENCY ABNORMAL MESSAGE. THE ELECTRICAL PAGE ON THE MFD SHOWED NORMAL LOADS AND VOLTAGE. THE QRH WAS COMPLIED WITH AND THE ACFT RETURNED TO CVG. MAINTENANCE FOUND NO MESSAGES ON THE CMC AND TROUBLESHOT THE FAULT TO THE ESSENTIAL BUSS CONTACTORS. BOTH K0079 AND K0080 WERE REPLACED. (S)

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