guys just bought an arc welder from harbor freight ,it can be attached to a 115 or 230 volt plug . my problem is that it has
green and yellow wire ---------------ground
blue wire ---------------------------neutral
brown wire --------------------------hot
black wire---------------------------for 230v only
my cord that i am trying to attach has
white wire
green wire
black wire
i've tried different ways but can't get this thing to run . help i already returned one welder because i thought something was wrong .