Difficulty
Moderate
Steps
8
Time Required
30 – 40 minutes
Tools
Step 1
Open the old control board
Step 2
Disconnect the two cables for the 32V/AC and 0V and connect them to X2-1s.
Step 3
Disconnect the wire feed motor cables and connect them to X2-1s.
Step 4
Disconnect the oscillator motor cables and connect them to X2-1s.
Step 5
Disconnect the relay cables and connect them to X1-3s.
Step 6
Remove the resistor.
Step 7
Disconnect the “START/STOP TIP TIG” cables and connect them to the light blue plug.
Step 8
Put the new control board back into the machine.
Circuit diagram of the old control board
Circuit diagram of the new control board
