What was found
APU RELIABILITY COLD SOAK START 1ST ATTEMPT-APU FULLY STARTED THEN SHUT DOWN AFTER 5 MINUTES. FAULTED DURING 2ND ATTEMPT. 3 ATTEMPT 850-45 DEG, RAN FOR 15 MINUTES THEN FAULTED.(<P>FOUND ECU FAULTING ITSELF. PART TO BE REPLACED 25JUN21 IF RECEIVED. APU TRANSFERRED TO MDDR 149154 IAW MEL 49-11-01A. CAT C. DUE DATE 04JUL21. MCC NOTIFIED. ACL @ 21:28Z.</P> / <P>LP 1463341: REMOVED AND REPLACED APU IAW W/O 83082. APU OPS CHECK GOOD IAW AMM 49-11-00. THIS CLEARS DMI 149154.