Never had that happen in my experience. As mentioned above, it's possible for steam pressure to drop with too much use in a short period of time. But I can't see how a machine would lose temperature through lack of use.
@mmccarthy started
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Never had that happen in my experience. As mentioned above, it's possible for steam pressure to drop with too much use in a short period of time. But I can't see how a machine would lose temperature through lack of use.