expansion

I've noticed over the past couple months of cruising that the m25 in my E27 goes through a lot of coolant. Recently I noticed some in the bilge, and almost none in the reservoir, so I realized I had to deal with it right away. I added coolant, started the engine with the covers off, and...

I have removed the hot water heater from the system. There"s a square tank that seems to me to be an expansion tank in the water circuit on the motor, I would suspect as part of the hot water system in the circuit. I am thinking of removing it also and would like to see what you guys think...