Hobart Hobart - AirForce 400 AirForce 400

- Service Air Filter/Regulator Assembly Filter

- Tape Torn Outer Covering Or Replace Cable

If torch or work cable needs to be removed or replaced, proceed as follows: Turn power Off, and disconnect input power plug from receptacle

Remove existing torch cable from unit

Insert cable through strain relief

Slide strain relief nut onto torch cable, but do not tighten

Remove shield cup. Check cup for cracks, and replace if necessary

Check O-ring for cracks or worn spots, re- place shield cup if necessary

Remove tip. Check tip, and replace if open- ing is deformed or 50% oversize; If inside of tip is not clean and bright, clean with steel wool. Be sure to remove any pieces of steel wool afterwards

Check Shield Cup Shutdown System