As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE COWL ANTI-ICE VALVE SECURED WITH ONLY 1 BOLT. 3 BOLTS MISSING. FOUND 1 OF THE 3 MISSING BOLTS LAYING ACROSS A LOWER BRACKET. THE VALVE WAS ORIGINAL FROM THE FACTORY AND WAS NOT CHANGED OR REMOVED SINCE THE AIRCRAFT WAS NEW.