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La Marzocco GS3 steam boiler gauge reading

Postby Van on Sun Jun 05, 2011 4:14 pm

Good day, I am a brand new member and am looking for some advice regarding the reading of my steam boiler gauge. I recently purchased my GS3 and am questioning the reading on my steam boiler gauge. The manual states it is set at approx. 2bars, which I am currently just under 2. My question is the manual shows a diagram of the gauge with the "red" zone being from 2 to 2.5. My actual machines gauge has the boiler "red" zone being between 1.5 and just under 2. So my concern if I read the machines gauge I am top of the "red" zone. Is there need of concern?
One other question I have is the cup warming tray is very warm, as are the cups , maybe I should space them out more for ventilation?
I appreciate any thoughts, thank you.
Van
 
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Joined: Jun 05, 2011
Location: Victoria BC Canada

Postby Carneiro on Sun Jun 05, 2011 5:06 pm

I think 1.5 bar is nice for the GS/3 steam boiler... If you like to steam small amount of milk, you could even drop to 1.3...

Márcio.
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www.ajcoffeeco.com: excellent coffee without compromise

Postby Billc on Sun Jun 05, 2011 7:10 pm

Márcio,
There is no need to concern. The manual shows a different zone because originally LM was going to have a different gauge for the GS3 that was different from the larger machines. In the end it made more sense to use the same pressure gauge for all machines. The difference between the GS3 and the larger machines is the pressure relief valve. The GS3 is rated to 2.5Bar and the larger machines are rated to 1.8 Bar. The GS3 was originally designed to run at 2 bar to store a bit more energy. You can put as many cups as you want on the top. It does get hot but the machine does not necessarily need ventilation so you can stack it full.

Hope this helps.

Bill
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Postby Van on Sun Jun 05, 2011 7:59 pm

Very useful information thank you......Van
Van
 
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Joined: Jun 05, 2011
Location: Victoria BC Canada

Postby Carneiro on Sun Jun 05, 2011 8:09 pm

Great info, Bill! Thanks a lot!

I just found, using the GS/3 at the Brazilian importer showroom, that the boiler at 1.5 bar was nice to steam milk using the smaller pitchers. In fact, the GS/3 is a fantastic steamer (and machine).

Márcio.
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