What was found
PILOT REP - LOUD SQUEAL FROM L1 ENTRY DOOR UPPER HINGE AREA. FOUND UPPER HINGE/SEAL FLOATING BRACKET HINGE PIN OFF . REINSTALLED PIN AND HINGE. PRESS A/C TO 4.5 DIFF PRESS CKS OK
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REP - LOUD SQUEAL FROM L1 ENTRY DOOR UPPER HINGE AREA. FOUND UPPER HINGE/SEAL FLOATING BRACKET HINGE PIN OFF . REINSTALLED PIN AND HINGE. PRESS A/C TO 4.5 DIFF PRESS CKS OK