# SDR SWIA2026050475998

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2026
- Submitted: May 5, 2026
- Operation: Air carrier
- Aircraft: [N778SK](https://openairdocs.org/aircraft/N778SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10242
- Aircraft time: 49,812 hours, 33,810 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Shutoff Valve
- Part number: 60072963
- Part serial: FEB060495
- Condition: Faulted
- Location: Brake Sys
- Part time: 26,179 hours, 16,997 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA2026050475998

## Discrepancy

PARKING BRAKE WARNING IN CRUISE. PERSISTED MOST OF FLIGHT.  PERFORMED OPS TEST OF PARKING BRAKE IAW AMM 32-45-00. COULD NOT DUPLICATE FAULT WITH PARKING BRAKE RELEASED. INTERROGATED MDC FOUND FAULT CODE B1-007492 FLAGGING PARKING BRAKE SIGNAL DISAGREE & CODE B1-007489 FLAGGING PBSOV. INSPECTED PARKING BRAKE WITCH FOUND TO BE IN RIG. INSPECTED PARKING BRAKE SWITCH WIRING, NO DEFECTS. TROUBLESHOT PARKING BRAKE WARNING IAW FIM 32-45-13. PERFORMED WIRING CHK OF PBSOV, WIRING CHKD GOOD. SUSPECT PBSOV TO BE AT FAULT. R & R PBSOV IAW AMM 32-45-13. PERFORMED OPS TEST OF PARKING BRAKE SYS IAW AMM 32-45-00. SYSTEM OPS NORMAL. NO ANTI SKID FAULT MESSAGES. ANTI SKID & PARKING BRAKE SYS OPS CHKD GOOD. REF. CHILD CAMP FOR LEAK CHK.

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