A common question I get by email is about the boost pump. Do I need one? What does it do? Why is yours standard with the water maker and others offer it as an option? What if I mount everything below the water line, do I need one then? The question are common enough that… Read more »
Category: Water Maker Maintenance
To understand how a boat water maker works, you first have to understand how a RO Membrane works. This nice YouTube Video animation takes the mystery behind the membrane construction away. .
Cruisers are not always floating in just sea water. Sometimes they are in fresh water lakes, rivers or brackish waters but they still want and need water. If you understand the process and limitations, then you can run your water maker in sea water, fresh water or brackish water. .
The short answer is if you you would swim in the water, then you can run your water maker there. For a little more details, I put together this YouTube video on where you can and shouldn’t run your cruising boat water maker. .
There are a couple of things that can foul or kill an RO membrane in a marine water maker; oxidants like chlorine, biological growth, or oils. Linda sent me a panicked email after discovering they had somehow sucked oil into their water maker and were looking for help. This story had a happy ending with… Read more »