What was found
AIRCRAFT WAS GROUNDED: R4 DOOR CHECK DOOR PRESSURE LIGHT ON FLIGHT ATTENDANT PANEL. REPLACED R4 DOOR ASSIST BOTTLE SCHRADER VALVE O-RING PER AMM 52-10-00. SERVICE BOTTLE PER AMM 52-10-00. NO LEAKS DETECTED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: R4 DOOR CHECK DOOR PRESSURE LIGHT ON FLIGHT ATTENDANT PANEL. REPLACED R4 DOOR ASSIST BOTTLE SCHRADER VALVE O-RING PER AMM 52-10-00. SERVICE BOTTLE PER AMM 52-10-00. NO LEAKS DETECTED.