What was found
(CAN) FOLLOWING AN FAA, SUSPECTED UNAPPROVED PART REPORT, FOR A COWL ANTI ICE VALVE P/N: 300013000-002 S/N: 1596, MFG P/N: 601-97097-5, AN ADDITIONAL VALVE S/N:691, WAS FOUND TO HAVE BEEN REPAIRED AND CERTIFIED WITHOUT THE USE OF A PROPER CMM.