On 2/7/2012 6:32 AM, HeyBub wrote:
Doc wrote:
Have a Hotpoint dishwasher from 1988. Still seems to run fine but does
a hit and miss job of cleaning. Leaves a noticeable film on glasses on
the top rack, is hit and miss on plates. Doesn't seem to matter what
detergent I use.

As far as I can tell there's still a strong jet of water getting
sprayed, gets plenty hot but it clearly seems to be less effective.
Any insights as to why this is?

In the past year or so, dishwasher detergent manufacturers, in obeisance to
the green gomers,snip

You obviously don't maintain a swimming pool or aquarium. Algae loves
phosphates and the algae makes it impossible to maintain healthy eco
systems.
Just Google: "why phosphates are bad" and "why algae is bad". You might
actually learn something.

Read, listen and learn. Then type something worthwhile.