# SDR ASMF200708007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2007
- Submitted: August 31, 2007
- Operation: Air carrier
- Aircraft: N501AM
- Make and model: Doug DC-8-21
- Registry model: [Doug DC-8-21](https://openairdocs.org/model/douglas-dc-8-21) (OpenAirDocs)
- Aircraft serial: 49188
- Aircraft time: 65,157 hours, 48,176 cycles
- Engine: Pwa JT8D217A
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Control Valve
- Part number: 0711346003
- Part serial: 0340A
- Condition: Leaking
- Location: Thrust Reverser
- Part time: 10,130 hours, 6,520 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF200708007

## Discrepancy

DURING TRANSIT CHECK WAS DETECTED A HYDRAULIC LEAK IN THE LT ENGINE REVERSE CONTROL VALVE. THE VALVE WAS REPLACED IAW MM 78-31-04, TESTED CORRECT AND 6/4 OF HYDRAULIC FLUID WERE REPLENISHED IAW MM 12-13-82.

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