What was found
DURING OIL SERVICE FOR ETOPS PDC FOUND #2 ENGINE OIL CAP O-RING BROKEN. GROUNDED - YES. REPLACED OIL CAP O-RING PER B737-900 B737-900 AMM 79-11-01-300-801-F00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING OIL SERVICE FOR ETOPS PDC FOUND #2 ENGINE OIL CAP O-RING BROKEN. GROUNDED - YES. REPLACED OIL CAP O-RING PER B737-900 B737-900 AMM 79-11-01-300-801-F00.