As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU INOP(<P>TRANSFERRED TO MDDR 105583 IAW MEL 49-11-01A CAT "C" DUE DATE 17JAN19. </P><P>LP 1023816 - M3: REMOVED AND REPLACED SURGE VALVE IAW AMM 49-53-01. OPS CHECK GOOD AT THIS TIME. THIS ACTION CLEARS DMI #105583. MCC NOTIFIED AND PLACARDS REMOVED. <BR /></P>)