Is it true that dishwashers have to have a very low draining point as they
do not have the same pumping power as say a washing machine ? The reason I
ask is because the washing machine drains via the waste pipe directly under
the sink and I was just going to tee off into this, but have been told I
might not be able to drain the dishwasher adequately. Thanks in advance for
No. In fact, a very low draining point may cause malfunction. The
instructions to the machine should give the range of heights allowed. It
must be reasonably high to avoid the thing syphoning empty during the
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