# SDR DXTA2010032304050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 2010
- Submitted: March 23, 2010
- Operation: Air carrier
- Aircraft: [N114QS](https://openairdocs.org/aircraft/N114QS), registered now
- Make and model: Beech 400A
- Registry model: [Beech 400A](https://openairdocs.org/model/hawker-beechcraft-400a) (OpenAirDocs)
- Aircraft serial: RK469
- Aircraft time: 1,805 hours, 1,722 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake
- Condition: Weak
- Location: Mlg
- Stage of operation: LD
- How discovered: O
- Nature of condition: S
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2010032304050

## Discrepancy

BRAKES ARE DIFFICULT TO MODULATE & PERFORMANCE IS LESS THAN NORMAL.  BRAKE PEDAL DEFLECTION ON BOTH SIDES IS MUCH MORE THAN NORMAL OPS.  APPLIED & HELD STEADY BRAKES APPEARED TO LET GO & ADDITIONAL BRAKING DEFLECTION REQUIRED.  LONGER THAN ANTICIPATED RUNWAY REQUIRED USED ON LANDING.  INSPECTED ALL MASTER CYLINDERS, BRAKE HSG, RESERVOIRS, MIXING VALVES, PLUMBING, & ACCUMULATORS FOR EVIDENCE OF LEAKAGE.  NONE NOTED. INSPECTED BRAKE WEAR PINS, FOUND ACCEPTABLE.  PERFORMED BRAKE MIXING VALVE FUNCTIONAL CHECK;  ALL CHECKS GOOD IAW MM 32-40-00, PAGE 227.  BLED BRAKES IAW MM 32-40-00, PAGE 202. TAXIED ACFT,  BRAKING ACTION GOOD. NO OTHER DEFECTS NOTED. REF WO 10-615 FOR DETAILS.

---
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.