# SDR CA021210001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2002
- Submitted: January 6, 2003
- Operation: General aviation
- Make and model: Boeing 737-2H4
- Registry model: [Boeing 737-2H4](https://openairdocs.org/model/boeing-737-2h4) (OpenAirDocs)
- Aircraft time: 70,774 hours
- Engine: Pwa JT8D9A
- System (JASC): [2761 · Drag Control Actuator](https://openairdocs.org/jasc/2761)
- Part: Actuator
- Part number: 65449617
- Condition: Leaking
- Location: Ground Spoiler
- Part time: 73,030 hours, 81,584 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: E, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA021210001

## Discrepancy

(CAN) FLIGHT 178,  CREW REPORTED "A" SYSTEM HYDRAULIC PRESSURE AND QTY WENT TO ZERO ON TAXI INTO YYC. LOW PRESSURE WARNING LIGHT ILLUMINATED FOR APPROXIMATELY 90 SECONDS - CREW SELECTED "A"' PUMPS OFF AND SHUTDOWN BOTH ENGINES. AIRCRAFT TOWED TO THE GATE. MAINTENANCE INSPECTION REVEALED THE NR 1 GROUND SPOILER ACTUATOR CASING WAS CRACKED AND LEAKING. MAINTENANCE REPLACED THE ACTUATOR, SYSTEM GROUND CHECKED SERVICEABLE - NO LEAKS AND RETURNED TO SERVICE WITH NO FURTHER INCIDENTS TO REPORT.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.