What was found
AIRCRAFT WAS GROUNDED: R4 DOOR ASSIST CYLINDER PRESSURE LOW. REPLACED PUNCTURED DIAPHRAGM IN PERCUSSION MECHANISM OF DOOR DAMPER PER AMM 52-10-00 AND SERVICED CYLINDER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: R4 DOOR ASSIST CYLINDER PRESSURE LOW. REPLACED PUNCTURED DIAPHRAGM IN PERCUSSION MECHANISM OF DOOR DAMPER PER AMM 52-10-00 AND SERVICED CYLINDER.