Throttle Valve Assly. Item Ref. 15-1 To M/S Sil Ord.Ref. S000351 For Am-12 Panto Graph. Each Unit Should Be Meboss/Engraved With Makers Name, Months, Year &Batch No. Of Manufacturing At A Conspicuous Place. [ Warranty Period: 30 Months After The Date Of Delive Ry ] ]