What was found
SMOKE REPORTED COMING FROM THE APU TAIL PIPE. ACCOMPLISHED TSM IAW TSM 49-00-81-810, NO FAULTS NOTED. THE AIRCRAFT WAS GROUNDED. REMOVED AND REPLACED APU OIL QTY SWITCH IAW AMM 49-93-16. OPS CHECKED OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SMOKE REPORTED COMING FROM THE APU TAIL PIPE. ACCOMPLISHED TSM IAW TSM 49-00-81-810, NO FAULTS NOTED. THE AIRCRAFT WAS GROUNDED. REMOVED AND REPLACED APU OIL QTY SWITCH IAW AMM 49-93-16. OPS CHECKED OK.