Replacing a boiler flow switch

Old 11-09-06, 12:18 PM
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Replacing a boiler flow switch

Hi everyone,

I need to replace a flow switch on an old boiler.I've never done this before.Do I need to drain the water out first or can I just remove the old and replace w/ new???Thanks!!!
Old 11-09-06, 03:14 PM
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Flow Switch

What kind of boiler is it that has a flow switch?

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