As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-04 CHECK THE R-2 DOOR DAMPER CYLINDER WAS FOUND INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE R-2 DOOR DAMPER CYLINDER IAW AMM SUBTASK 52-13-14-020-050. VENDOR TEARDOWN OF R-2 DOOR DAMPER CYLINDER S/N 215 FOUND UNIT HEAVILY CONTAMINATED DUE TO LEAKAGE AT FRONT AND REAR CUPS, AND ALSO HAD DETERIORATED SEALS ON THE PERCUSSION & BOTTLE ASSEMBLIES. UNIT OVERHAULED PER CMM 52-11-03, AND S/B FE174-52-1, 2, 3R1 WAS ACCOMPLISHED.