What was found
YVR - UPON APU START THE FIRE DETECT IN LAV SET OFF. PLACED THE APU ON MEL 49-00-1. RETURNED THE AIRCRAFT TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YVR - UPON APU START THE FIRE DETECT IN LAV SET OFF. PLACED THE APU ON MEL 49-00-1. RETURNED THE AIRCRAFT TO SERVICE.