# SDR GLBA2010051601

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2010
- Submitted: May 20, 2010
- Operation: Air carrier
- Aircraft: [N154GL](https://openairdocs.org/aircraft/N154GL), registered now
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE154
- Aircraft time: 27,222 hours, 35,698 cycles
- Engine: Pwa PT6A67D
- Engine time: 25,908 hours, 31,486 cycles
- System (JASC): [2435 · Starter-Generator](https://openairdocs.org/jasc/2435)
- Part: Bearing
- Part number: M2D40AC2
- Condition: Failed
- Location: Starter Gen
- Component: Starter Gen
- Component part number: 23078019
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GLBA2010051601

## Discrepancy

PILOTS REPORTED, WHILE PERFORMING A 2ND START FOR NR 2 ENG. NR 2 STARTER SEEMED TO TURN ON & OFF VERY QUICKLY WHEN IGNITION & ENG START SWITCH IN ON. DURING ENG START, N1 DOES NOT CLIMB ABOVE 6 %.  ON 3RD ATTEMPT TO START, NOTICED NR 2 ENG ACCY SECTION  HAD VISIBLE FLAME, ENG FIRE EXTINGUISHER SYS UTILIZED. MX TROUBLESHOT ISSUE & INSPECTED NR 2 ENG ACCY SECTION FUEL LINES, WIRES, FIRE LOOP & COWLINGS, NO DEFECTS NOTED.  FIRE CONTAINED TO STARTER GEN. MX R & R STARTER GEN IAW TC 1900-2430.01. OPS TEST GOOD IAW TC 1900-2430.01. FIRE BOTTLE R & R AS WELL AS SQUIB.  TEARDOWN OF STARTER GEN PERFORMED & FOUND THAT A BEARING ON COOLING FAN HAD INNER BEARING RETAINER MISSING RESULTING IN FAILURE OF STARTER GEN & ARCING/SHORTING OF UNIT & FLAME FIRE FROM NR 2 ENG REPORTED BY THE PILOTS.

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