# SDR DHL97805002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N805DH](https://openairdocs.org/aircraft/N805DH), registered now
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46125
- System (JASC): [2932 · Hydraulic Pressure Sensor](https://openairdocs.org/jasc/2932)
- Part: Hyd Press Trans
- Part number: ST7T
- Condition: Failed
- Location: Rt Mlg Ww
- Stage of operation: AP
- Nature of condition: N
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL97805002

## Discrepancy

SPOILERS UPON GEAR EXTENSION, SPOILER PRESSURE REMAINED ZERO.  DISCONTINUED APPROACH AND BEGAN ABNORMAL PROCEDURE WITH GEAR EXTENSION, SPOILER PRESSURE ROSE TO 3500 PSI AND BEGAN VERY SLOW BLEED OFF.  ASSUMING UNRELIABLE PRESSURE LANDED WITH FLAPS 30.  REMOVED AND REPLACED PRESSURE TRANSMITTER AND TOGGLE SWITCH.

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