As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOW APU DUCT PRESSURE DURING START DUE TO HIGH EGT.(<P>APU PNEUM. PLACED ON MEL 49-11-01-01 CAT C DEFRRAL # 149299. RS 1437.</P> / <P>27JUN21 LP 1402166 ITEM 3: REMOVED AND REPLACED APU AIR/OIL COOLER IAW B767 AMM 49-27-00. PERFORMED LEAK AND OPS CHECKS/LEAK CHECK WITH NO DEFECTS NOTED IAW B767 AMM 49-00-00. THIS CLEARS DEFERRAL 149299. MCC NOTIFIED.</P>)