Hi Mark ,cooling and heating is ok that the yellow wire (connected W1
and W2 with the red wire ) is connected to *(According to Jenelyn's
suggestion)but there is no aux heat in the furnace, i mean there is no
Voltage(The heating rod relay is open),b...
Hi Mark, Before this my thermostat is as follow :There are two main same
lines here.（but one green and one red is useless，it means every color
there is two the same in two different different main line） What I want
to ask is that w1 and w2 are connec...
Hi Mark,now I change the wire as the photo1, there is a heat pumb
balance ,but before as the suggestion of Jenelyn,the wire to W2 Aux is
connected to *(photo 2).and i wonder if it correct for this?
Hi Jenelyn ! but if I have let the yellow wire connected to * ,and the
Heat Pump Balance doesn’t appear in the app or on my thermostat, if I
have let the yellow wire connected to W2(aux) there is the pumb balance
for select,and? Then?
It has not been completely solved yet. I invited a professional man. He
said that the aux heat could not be started when heating. He asked: When
the yellow wire originally connected to E we have connected this yellow
wire to * key ; then do we need t...
