SDR EGIA1

Service difficulty report · Compressor · Bell 206L1

Difficulty date
May 20, 2002
Submitted
May 24, 2002
Operation
Air carrier
Aircraft
N5007F
Make and model
Bell 206L1
Aircraft serial
45186
Aircraft time
16,263 hours, 27,582 cycles
Engine
Allsn 250C30P
Engine time
11,748 hours, 17,332 cycles
Part
Compressor
Part number
23005250
Part serial
CAC91127
Condition
Seized
Location
Engine
Stage of operation
TX
How discovered
O
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

WHEN PILOT ATTEMPTED TO START ENGINE, STARTER WOULD NOT ROTATE COMPRESSOR. AFTER TROUBLESHOOTING START SYSTEM, DISCOVERED COMPRESSOR SEIZED. COMPRESSOR SECTION WAS REMOVED AND STILL COULD NOT BE ROTATED BY HAND. NO OIL CONTAMINATION IN OIL SYSTEM SUGGESTING BEARING FAILURE. AXIAL COMPRESSOR DOES NOT APPEAR TO HAVE SHIFTED. ENGINE SENT TO MANUFACTURER REPAIR FACILITY FOR INVESTIGATION.

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