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Auto Drum woes

Posted: 01 Jul 2020 18:43
by sparkyv
I really want my LADPMs to work well. One nagging issue seems to be charge weight drift. I notice that when loading 100 or more pistol rounds, that the charge weight creeps up during the first 20 or 30 rounds before it settles in. What can be done to mitigate this drift? I've tried tapping the hopper and cycling the turret 15 or 20 times before I start my run, to no avail. So far, this happens with Blue Dot, Universal, H110, HP38 and Longshot. Suggestions appreciated.

Re: Auto Drum woes

Posted: 01 Jul 2020 18:52
by Ohio3Wheels
In another thread on here someone mentioned that the changes in weight delivered can be cause by almost unnoticeable inconsistencies in press operation that cause variations in how far the drum rotates. My drum is a stand alone and I have to careful to hit the stops consistently.

Stay well, be safe, make smoke,

Re: Auto Drum woes

Posted: 02 Jul 2020 05:01
by Ranch Dog
A static charge could be causing the inconsistencies. I rinse my drums in a solution of water and Dawn (just a little), by gently swirling them in a container, and then letting them air dry. More than likely, you will only need to do this one time as the charge is from the manufacturing process.

Re: Auto Drum woes

Posted: 05 Jul 2020 06:52
by sparkyv
I'll give it a go, Ranch Dog.

Re: Auto Drum woes

Posted: 22 Jul 2020 22:47
by barracudadave67
I bought 3 of the Auto Drums. I havnt had any luck using them. I gave up about a year ago. I get a lot better results from my new perfect powder measures. I should probably sell the drums, and move on. I'm not even going to try them any more.
Dave