As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROX. L375 APU SHUTDOWN WITH #2 ENGINE DRIVEN GENERATOR ON MEL. DOWN TO SINGLE ELECTRICAL SOURCE. DECLARED EMERGENCY. LANDING WEIGHT 126.7- UNDER MAX L/W.<[01] REF TTG8Q00V2EVW (APU LUBE UNIT) FOR CORRECTIVE ACTION. REMOVED AND REPLACED APU LUBE UNIT PER AMM 49-91-11. REMOVED AND REPLACED LOW OIL PRESSURE SWITCH PER AMM 49-94-22 OPS CHECK LEAK CHECK GOOD.