# SDR A6WA201643599

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 20, 2016
- Submitted: February 22, 2016
- Operation: Air carrier
- Aircraft: [N420AW](https://openairdocs.org/aircraft/N420AW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7640
- Aircraft time: 32,778 hours, 31,355 cycles
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Modulating Valve
- Condition: Faulty
- Location: Anti-Ice System
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A6WA201643599

## Discrepancy

WING OVERHEAT WARNING ON TAKEOFF ROLL.  ABORTED TAKEOFF AT 110 KTS.  MAX BTMS READS 4545, ACARS REPORTS LT WING DUCT OVERHEAT.  WING & COWL ANTI-ICE WERE ON & MSG CLEARED AFTER THROTTLES RETARDED.  COMPLIED WITH CM ACTION PLACARDED & PLACED ON MEL.  R & R LT 14TH STAGE MODULATING VLV IAW AMM 30-12-04.  OPERATIONS CHECKED GOOD, REMOVED PLACARD & FROM MEL.

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