As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JUST AFTER TAKEOFF THE RIGHT ENGINE OIL PRESSURE CWP ILLUMINATED AND RIGHT OIL PRESSURE GUAGE WENT TO ZERO. RAN QRH AND SHUT DOWN ENGINE. RETURNED TO ELM. MAINTENANCE REPLACED SCAVENGE PUMP, PRESSURE SWITCH (P/N IPTE119-1000-200D1) AND DIFFERENITIAL PRESSURE SWITCH (P/N 8346-5). OPS AND LEAK CHECKS GOOD.