... (No.1) increase the power, use↓button (No.12) decrease the power.1.4 Press to the welding pressure pad (No. 7 ... arch, and heat treatment pole, set up suitable heat power, use ↑, ↓ to adjust.2.3 Press the pressure plate, apart the two ... the machines cover connect to the earths, to insure the safety.2. Put the machine to the dependable place.3. Use AC stabilized supply ...