Question about Rinnai Heating & Cooling
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Posted on Jan 02, 2017
Hold the lock button down for approximately one second to switch between locked and unlock. If it is locked when you turn it on you will need to do this first
Posted on Jul 30, 2010
SOURCE: My 606a rinnai heater flashes 12
According to the Rinnai manual which is here:
It looks like that is a "flame failure". They suggest ventilating the room and turning the heater off and on again, I think this might mean the heater was eating all of the oxygen in your room.
Maybe cracking a window a small bit?
Posted on Dec 02, 2016
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