def default(inst):
    """Default routine to be applied when loading data.

    Parameters
    -----------
    inst : (pysat.Instrument)
        Instrument class object

    Note
    ----
        Removes ICON preamble on variable names.

    """
    import pysat.instruments.icon_ivm as icivm
    inst.tag = 'level_2'
    icivm.remove_icon_names(inst, target='ICON_L2_EUV_Daytime_OP_')
