What was found
O.O TIME SINCE OVERHAUL, TRANSMISSION OIL PUMP SEIZED MOMENTARILY, ON FIRST STARTUP AFTER INSTALLATION. DAMAGING TRANSMISSION INTERNAL OIL PUMP DRIVE GEAR. NO SHEARSHAFT INCORPORATEN IN OIL PUMP ASSEMBLY. TRANSMISSION HAD TO BE CHANGED, SECOND INSTANCE ON THIS AC. REPORTS OF SAME PROBLEM ON OTHER AC.