Telwin, Inverter, models:

Magnum 400	Instruction Manual
Solara Flexo 10.0	Instruction Manual
Superior240 CE	Troubleshooting And Repair Manual
TECHNOLOGY TIG 172	Troubleshooting And Repair Manual
TECNICA144-164	Troubleshooting And Repair Manual
TIG-165	Troubleshooting And Repair Instructions