Service difficulty report · Motor · Cessna 550

Difficulty date
July 31, 2002
Submitted
August 7, 2002
Operation
General aviation
Aircraft
N80AW
Make and model
Cessna 550
Aircraft serial
5500186
Aircraft time
8,375 hours, 8,890 cycles
Engine
Pwa JT15D4
Part
Motor
Part number
57033
Part serial
0917
Condition
Failed
Location
Blower
Part time
2,991 hours
Stage of operation
DE
How discovered
O
Nature of condition
B
Precautionary procedure
H

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

What was found

ON DECENT, THE COPILOT DETECTED AN ODOR THAT APPEARED TO BE ELECTRICAL IN ORIGIN. THE CHECKLIST WAS EXECUTED AND THE ODOR WAS ELIMINATED. MAINTENANCE FOUND AND REPLACED THE INOP BLOWER FAN AND RETURNED THE AIRCRAFT BACK TO SERVICE. TBO FOR THIS PART IS 3500 HRS. AND THE PART REMOVED HAD 2991 HRS. THE CIRCUIT BREAKER FOR THIS CIRCUIT DID NOT TRIP IN OTHER REPORTS HAD SIMILIAR RESULTS.

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