What was found
YYC - C4 WING ISOLATION CHECK VALVE DUCT SUPPORT BRACKET UPPER AND LOWER WEB IS CRACKED, UNDER ACCESS PANEL 261JT, FORWARD OF WING FRONT SPAR, WING STATION YW18R. REPAIRED IAW HORIZON AIR EA 2-53-703 AND 2-53-704.
- Difficulty date
- March 3, 2006
- Submitted
- March 23, 2006
- Operation
- Air carrier
- Aircraft
- N350PH
- Make and model
- Dhav DHC8202
- Aircraft serial
- 488
- Aircraft time
- 19,773 hours, 28,500 cycles
- System (JASC)
- 5340 · Fuselage Main, Attach Fittings
- Part
- Support Bracket
- Condition
- Cracked
- Location
- Check Valve
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.