SECTION 1 INTRODUCTION Page 6 SERIAL NUMBERS Fig. 1.5. Engine serial number plate. The engine serial number and technical data are designated on the plate attached to the front of the engine on the left hand side (Fig. 1.5.). All other components having serial numbers are equipped with a separate serial number plate. Use machine serial numbers when requesting information or ordering parts and the proper numbers from the Parts Catalogue. TD-15H DRESSTA