DIY Doctor

Can't have shower!

Postby fumi » Thu Feb 25, 2010 9:16 pm

PLEASE help!
I'm using The boiler's a Rinnai BU150-047(00) on a boat.

and when I'm using hot water,boiler goes off...
so I have shower with cold I have to get out of the shower room,and have to switch it on again and again and...

I don't know it because of water pressure or gas?

if anyone know about this,please help!!

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Simply Build It

Postby htg engineer » Wed Mar 24, 2010 10:51 am

Thermocouple ? dirty pilot ?

If the pilot is dirty or the injector is blocked, when the boiler is on the pilot flame may be lifting off the thermocouple.


The boiler is over-heating.

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