Hello to all. I have a question concerning my RH300 G3 Plus fan. I have a RH200 G2, an RH300 G3 and a RH300 G3 Plus. The fans on my RH200 and RH300 run as soon as I turn on the head, BUT my RH300 G3 Plus does not run when I turn on the head. Is this normal or is there something wrong with...