What was found
LIGHT FRETTING IN COUNTER SINKS OF PANEL 622BT. REPAIRED IAW DHC-8-400 SRM 51-26-10 AND AMM 57-11-01-400-801, PAGE 408-409, PARAGRAPH 4 A, C, D (1-2).
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LIGHT FRETTING IN COUNTER SINKS OF PANEL 622BT. REPAIRED IAW DHC-8-400 SRM 51-26-10 AND AMM 57-11-01-400-801, PAGE 408-409, PARAGRAPH 4 A, C, D (1-2).