i would hazard a guess that the person who wrote that has never plumbed in an appliance from scratch or very bad at the 'Queens Speak'
very very long winded. and i never heard of issues with a slightly off level dishwasher, a washing machine is fair enough though.
It looks to me as if it's been written by someone who didn't start life as an English speaker. Technical authorship is hard enough in a first language.
This is good compared to the workshop manual for my first Honda 50 in the 1960s which ended with the words "please apply our genuine spares to use your beloved Honda forever". Not very BSA....
But I digress... If it's free and on the Internet - well what can you expect?
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