# SDR 99ZZZX1129

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N230FX
- Make and model: Lear 60LEAR
- Aircraft serial: 138
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Tube
- Part number: 2307024392
- Condition: Chafed
- Location: Lt Wing
- Part time: 239 hours
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX1129

## Discrepancy

LOST HYDRAULIC PRESSURE IN-FLIGHT.  NOTED LEFT FLAP ACTUATOR HYDRAULIC RETRACT TUBE ASSY WAS CHAFED THROUGH TO A PIN HOLE AT THE FLAP ACTUATOR BELLCRANK.   CAUSED BY THE ACTUATOR PISTON ROD ATTACH BOLT WASHER CONTACTING THE TUBE WHEN THE FLAPS WERE CYCLED UP AND DOWN.

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