After completion of welding:
Disconnect electricity before a welder is shut off. Allow the air stream to cool off the heating
element and the barrel. The heating elements may burn out unnecessarily if the air is shut off first.
Changing heating elements:
There are two basic types of locking devices that hold the handle and the barrel together.
On models with a spring-loaded pin:
Locate the pin at the junction of the barrel and the handle. Place welder fiat on bench, with spring-loaded