Our service manual covers a range of models including GTH-844, GTH-842, GTH-644, and more. It is designed to assist both professional mechanics and DIY enthusiasts in performing maintenance and repairs. This manual, in .PDF format, provides detailed technical information, including serial number ranges, part numbers, and revisions. Whether you are working on the 636, 644, or 842 models, this manual (Part No. 97487, Rev D, June 2007) is a valuable resource. It also includes information for models such as GTH-1048, GTH-1056, and others. For software manuals, we offer .OVA files that contain comprehensive technical details for various models.
