What was found
YYC- LEFT HAND STUB WING LATERAL BULKHEAD HAS HOLE CHAFED THROUGH, DUE TO CONTACT WITH 7TH STAGE PNEUMATIC DUCT. REPAIRED IAW HORIZON AIR EA 4-54-103 AND FOKKER SRM 54-02-01 FIGURE 4.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YYC- LEFT HAND STUB WING LATERAL BULKHEAD HAS HOLE CHAFED THROUGH, DUE TO CONTACT WITH 7TH STAGE PNEUMATIC DUCT. REPAIRED IAW HORIZON AIR EA 4-54-103 AND FOKKER SRM 54-02-01 FIGURE 4.