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Re: V2XT damaged BMDC


 

Common issue.
Starting with the cutler hammer controls on the EzTraks, the power goes through a piggy back board with circuit breakers. This protects the BMDC.
To get people running, I used to take 5vdc from the logic power supply, fuse it, and connect it to the tantalum capacitor + lead in the corner of the AXSBOB board. That back feeds the encoders and related circuits. You are running again.

George Wroclawski
Service Manager
McDaniel Machinery Inc.


On Thu, Jan 26, 2023, 9:39 AM Pathwizard <willg@...> wrote:
If I had a part number I'd be good.? This is apparently a well known issue that happens when the 5V shorts.? Seems that this is a sacrificial component.? Although I've seen this referenced a number of times on the forums, I've never seen a replacement value.
If I can't find any other info, I'll just order a 100uH with about 1 amp capacity.? Probably it doesn't matter that much.? Probably the most important feature is that it burns before other components are damaged, so less is probably better.

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