The gun was constantly hanging up right out of the box and being a millwright and machinist I tore the thing apart and after deburing a couple of pieces I got it to work correctly. The thing is also hard to charge and purge the air out of. The charging handle should lock into the piston to help push the grease up the tube like my manual grease guns do. Other than that is pumps guite well now...
I purchased a contentious flow grease gun, Maybe I'm not sure what the exact definition of continuous flow is.
I put it together and hooked the air up I squeezed the trigger several times to get grease to the end of the hose. When I held the trigger it pumps once and just blows air. Its model # is 19959 brand new out of the box.
Any Suggestions,
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