What was found
DURING HEAVY CHECK, LT WING ENGINE FUEL FEED LINE HAS SURFACE DISCOLORATION ON TUBE FLANGES AND CLAM SHELL CLAMPS. R & R FUEL FEED LINE AND CLAM SHELL CLAMPS IAW AMM 20-10-13.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK, LT WING ENGINE FUEL FEED LINE HAS SURFACE DISCOLORATION ON TUBE FLANGES AND CLAM SHELL CLAMPS. R & R FUEL FEED LINE AND CLAM SHELL CLAMPS IAW AMM 20-10-13.