8630196
120 Volt spot Welder
V 4.2
22
For technical questions call 1-800-665-8685
DISPOSAL
Recycle a tool damaged beyond repair at the appropriate facility.
Contact your local municipality for a list of disposal facilities or by-laws for electronic devices, batteries, oil or
other toxic liquids.
TROUBLESHOOTING
Contact Princess Auto Ltd. for a solution if the tool does not function properly or parts are missing. If unable
to do so, have a qualified technician service the tool.
Problem(s)
Suggested Solution(s)
Tips are overheating.
Not enough tong pressure. Increase Tong Pressure.
Weld time too long. Reduce weld time.
Material is too thick for the spot welding machine.
Tips are arcing on material.
Not enough tong pressure. Increase tong pressure.
Tips are not aligned correctly. Realign the tips or dress the tips to
proper diameter (see Dressing Tips).
Base material may be welded to tips causing high resistance and poor
electrical current flow. Clean or dress the tips (see Dressing Tips).
Spatter or molten material
being expelled out during
welding operation.
Incorrect tip alignment. Dress the tips so that they align and are flat on
the material (see Dressing Tips).
Excessive tong pressure. Reduce tong pressure.
Weld time too long. Reduce the weld time.
Inconsistent weld nugget. Inconsistent weld time. Use a timer.
Not enough tong pressure. Increase tong pressure.
There is a hole in the middle of
the weld.
Contact area of the tips is too large. Change to a smaller tip diameter or
dress the tips back to the original diameter (see Dressing Tips).
Poor weld or no weld at the tips. Material is too thick for the spot welding machine. Check that the
material thickness is within the capacity of the spot welding machine.
Tong are too long. Reduce tong length.
Remove coating from material for intimate contact between the
workpieces. Remove oxides and chemical compounds including
galvanized coating.
