What was found
APU DET INOP LIGHT ON. REPLACED APU OVERHEAT DETECTOR M1925 IAW AMM 26 15 01 PAGE BLOCK 401. APU FIRE DETECTION OPS TEST NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU DET INOP LIGHT ON. REPLACED APU OVERHEAT DETECTOR M1925 IAW AMM 26 15 01 PAGE BLOCK 401. APU FIRE DETECTION OPS TEST NORMAL.