I'm going to guess the hose is the problem. The hose has a fine wire that is embedded in the spirals of the hose and the wire heats when power is applied from the CPAP. It is quite possible that cleaning with a brush, particularly if it is tight going through the hose, may have stressed the wire an...

Yes I have plugged and unplugged several times. I am wondering if maybe cleaning the inside with the tube brush may have caused a problem. But I have done that in cleaning several times before and no problem. I have the Luna G3 machine. Could it be coming from a connection problem with the machine?...

Yes I have plugged and unplugged several times. I am wondering if maybe cleaning the inside with the tube brush may have caused a problem. But I have done that in cleaning several times before and no problem. I have the Luna G3 machine. Could it be coming from a connection problem with the machine?

How often do heated tubes just quit working? The machine shows that it is not plugged in, but it is plugged in.