What was found
APU FAULT SHUTDOWN, NOTED TWICE DURING PREFLIGHT.(<P>TRANSFERRED TO MDDR 143224 PER MEL 49-11-01A, CAT C, DUE DATE 12MAR21. DI: JT@ 19:26Z</P><P> LP 1491954, ITEM M5: PERFORMED APU BITE PER FIM 49-11 F/T 958, NO FAULTS CURRENT OR PREVIOUS. PERFORMED VISUAL INSP APU, NO DEFECTS NOTED, OPERATED APU WITH APU GEN, BLEED AND PACKS FOR 3 HOURS, NO AUTO SHUTDOWN, OPS TEST GOOD IAW AMM 49-11-00. PLACARD REMOVED/DMI 143224 CLEARED. T.I.: 0533/JD