Miprom Blowing Fuse 3 on Relay Board

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Miprom Blowing Fuse 3 on Relay Board #8339 09/03/13 03:32 PM
Joined: Sep 2013 Posts: 44 S spittman newbie
spittman newbie S Joined: Sep 2013 Posts: 44	Miprom Hydro is blowing fuse 3 on main relay board and all boards in the card rack or unplugged. I had to replace the plug in power supply (both red lights on ps are were on showing brown out) and now fuse 3 is blowing. Any help would be appreciated Last edited by spittman; 09/03/13 03:33 PM.

Re: Miprom Blowing Fuse 3 on Relay Board spittman #8342 09/03/13 07:37 PM
Joined: Feb 2013 Posts: 805 ohio J john jay old hand
john jay old hand J Joined: Feb 2013 Posts: 805 ohio	Are you an elevator mechanic? If so and you have a print you would start disconnecting wires. does it blow with sw2 off? If so I would start disconnecting the ss wires.

Re: Miprom Blowing Fuse 3 on Relay Board john jay #8344 09/03/13 09:44 PM
Joined: Sep 2013 Posts: 44 S spittman newbie
spittman newbie S Joined: Sep 2013 Posts: 44	Yes and I've way past all that sorry been at this one all day. I am thinking I have it nailed down to the transformer but still not sure. Your thoughts and thanks for the reply. I find this site over the weekend

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