Operator’s ManualGTH-4013 SXSerial number rangeFrom serial n.: 20782To serial n.: 24600GTH-4017 SXWith MaintenanceInformationFirst EditionSecond PrintingPart No. 57.0009.0540GTH-4013 EXGTH-4017 EXFrom serial n.: 20695To serial n.: 25043From serial n.: 20615To serial n.: 24991From serial n.: 20795To serial n.: 24704Courtesy of Crane.Market