# SDR 99ZZZX2171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N455RH
- Make and model: Lear 55LEAR
- Aircraft serial: 110
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Blower Fan
- Part number: 66002311
- Condition: Mismarked
- Location: Air Distribution
- Component: B4766
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2171

## Discrepancy

RECEIVED FROM LEARJET AND INSTALLED 2 NEW BLOWER FANS.  BOTH FANS COME BAGGED WITH PART NUMBER TAGS 6600231-1.  AFTER TROUBLESHOOTING, FOUND THESE MOTORS WERE BOTH 12-VOLT (NEW FROM LEARJET) AND THEY WERE SUPPOSED TO BE 24-VOLT.

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