What was found
APU AUTOSHUT DOWN IN FLIGHT AT 33,000 FEET. AUTOSHUTDOWN REPORT & PFR INDICATEED LOP-SWITCH, R&R LOP SWITCH (8091KM) IAW AMM 49-94-14-000-002-A/400-002-A, PERFORMED OPS TEST IAW AMM 49-00-00-710-008-A, OPS TEST GOOD, NO LEAKS DETECTED.