Service difficulty report · Transformer · Fokker F28MK4000

Difficulty date
May 12, 2000
Submitted
May 15, 2000
Operation
Air carrier
Aircraft
N482US
Make and model
Fokker F28MK4000
Aircraft serial
11231
Aircraft time
30,100 hours, 37,392 cycles
Part
Transformer
Condition
Failed
Location
E/E Bay
Stage of operation
IN
How discovered
V
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

SEA- FLIGHT ATTENDANT REPORTED ELECTRIC SMELL. SELECT DC ESSENTIAL TRANSFORMER RECTIFIER UNIT AND FOUND DC VOLTS OFF SCALE, INDICATOR SHORT. PULLED ESSENTIAL TRANSFORMER RECTIFIER UNIT CIRCUIT BREAKER. NO MORE ELECTRIC SMELL TILL SHORT FINAL, MORE SMELL. INSPECTED TRANSFORMER RECTIFIER UNIT 1, TRANSFORMER RECTIFIER 2 AND ESSENTIAL TRANSFORMER RECTIFIER. NO DEFECTS OR SIGNS OF SMOKING NOTED. PERFORMED TRANSFORMER RECTIFIER UNIT TEST. ALL TRANSFORMER RECTIFIER UNITS OPERATIONAL CHECK GOOD. NO PARTS REPLACED.

More about the Fokker F.28 MK4000