What was found
YYC- WEAR MARKS IN TOP AFT SURFACE AREA OF LEFT HAND ENGINE BOTTOM COWL AT FIREWALL LOCATION. REPAIRED IAW DHC-8 SRM 8-71-189.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YYC- WEAR MARKS IN TOP AFT SURFACE AREA OF LEFT HAND ENGINE BOTTOM COWL AT FIREWALL LOCATION. REPAIRED IAW DHC-8 SRM 8-71-189.