Alemite grease gun
I have this AA that is new to me and I really need to grease the front end. The truck has sat for many, many years. There is a mix of new and old types of fittings, the kingpins having the old style and press-in. I can't get the old fittings to accept grease from a normal lever action gun. Then I remember an old alemite type in my shop's attic from an earlier AA. Now my question.... The alemite has a plunger on a rod. This plunger slides on the rod maybe 3" worth. Thus, the plunger just slides back towards the handle. At the last 1'2" or so, you can get some pressure, but it won't go through the grease fittings. Is there something missing like a long spring? Maybe the plunger disc should be firmly affixed to the rod? How can this thing even work with no mechanical advantage like a lever provides. I have done a search here and many of you folks use this type of gun and like it. I plan on heating the kingpins lightly with a torch to soften the grease, but I think there may be more to this than I'm seeing. I could get a pic of the gun apart if you'd like. It is really tough to steer as is. Thanks in advance.
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