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IndustryArena Forum > MetalWorking Machines > Haas Machines > Haas Mills > Alarm 235 spindle Z fault, encoder belt?
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  1. #1
    Join Date
    Apr 2005
    Posts
    105

    Alarm 235 spindle Z fault, encoder belt?

    Today I keep on getting an alarm 235 spindle Z fault if I put my rpms above 5000 on my mini mill. I have another encoder belt that I am going to put on now but was wondering if anyone has some info on changing it? how do you make sure that it is oriented correct? If that’s not the problem next replace the cable or is there something else that I am missing?

    Thanks.

  2. #2
    Join Date
    Apr 2005
    Posts
    105
    Put a new encoder belt on this morning, got the spindle oriented and it ran fine for about 5 hours now it back getting alarm 235. Is it the encoder or something else? anyone else have alarm 235???

  3. #3
    Join Date
    Sep 2006
    Posts
    48
    Probably the spindle encoder. Unless you have a methods for checking one or know someone who can your best bet is to try and replace it. Before you do, inspect the cable and connectors carefully.


    Loose Nut

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