# SDR 95ZZZX3169

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N492CK
- Make and model: Bell 222B
- Registry model: [Bell 222B](https://openairdocs.org/model/bell-222b) (OpenAirDocs)
- Aircraft serial: 47145
- System (JASC): [8010 · Engine Cranking](https://openairdocs.org/jasc/8010)
- Part: Diode
- Part number: 3003724
- Condition: Failed
- Location: Start Ckt
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX3169

## Discrepancy

ACTT 1990.5.  PILOT ATTEMPTED TO START NR 1 ENGINE AT 12 PERCENT NG.  STARTER DROPPED OFF-LINE.  ON SUBSEQUENT ATTEMPT, ONLY ENGINE IGNITER OPERATED.  DURING TROUBLESHOOTING, FOUND BOTH GROUND CIRCUIT DIODES HAD FAILED.  REPLACED BOTH DIODES, OPS CHECK OF START SYSTEM CHECKED GOOD.  REF:  OPER CONTROL NR MXIA627G.

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