As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU AUTO-SHUTDOWN DUE TO LOW OIL.(<P>UPON INVESTIGATION, FOUND LOOSE B-NUT LEAKING OIL. TIGHTENED B-NUT IAW B767 AMM 20-11-00. OPS CHECK OF APU IAW B767 AMM 49-11-00, OPS CHECK GOOD AND NO LEAKS FOUND. (NOTE: SERVICED APU WITH 03 QTS OF OIL).</P><P>(NOTE 2 - APU COLD SOAK START NOT REQUIRED DUE STARTING CKT OK. APU STARTING OPERATION OK) </P>)