What was found
AIR TURNBACK/INFLIGHT SHUTDOWN/DECLARED EMERGENCY. NR 1 ENGINE DURING CLIMB OIL FILTER BYPASS LIGHT CAME ON STAYED ON EVEN AT IDLE. SHUT DOWN #1 ENGINE. R&R #1 ENGINE CLOGGING TRANSMITTER IAW AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK/INFLIGHT SHUTDOWN/DECLARED EMERGENCY. NR 1 ENGINE DURING CLIMB OIL FILTER BYPASS LIGHT CAME ON STAYED ON EVEN AT IDLE. SHUT DOWN #1 ENGINE. R&R #1 ENGINE CLOGGING TRANSMITTER IAW AMM.