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Thread: 5136 fssb: Number of amps is small, 300 apc alarm

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    Default 5136 fssb: Number of amps is small, 300 apc alarm

    Hi,

    Good day everyone, I just need some help about the machine alarm 5136 FSSB; NUMBER OF AMPS IS SMALL appears on the screen after machine is switched ON. After releasing emergency button then Alarm 300 APC ALARM: X AND Z AXIS NEED ZRN.

    Thanks in advance.....

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    Default Re: 5136 fssb: Number of amps is small, 300 apc alarm

    From the alarms it appears that your servo has failed as it is not switched on.
    FSSB means it cannot see the amp (possible fibre optic cable fault)
    300 APC means positions need to be set for reference point

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