Even when you incubate in an upright position, you are supposed to lay the eggs on their side at lockdown with the air cell up. That is what I always do. That is supposed to give the chick time to get in the correct hatching position. (not that all do.)
Adorable chicks! I have the Octagon 20 advance and have used the cooling option for all my hatches with no problem so I doubt that is it. Is there any way your eggs rolled or turned so that the chick was in the wrong position and couldn't right itself for hatching? I know the last few days...
I haven't ordered the evaporation pads from Brinsea, but what has worked well for me is that I got some small plastic containers about the size of one ice cibe from the dollar store ( 12 for $1.00). Then I cut a sponge and put one in a cube, wet it, and add several to my incubator at lockdown...
Since no one else has answered I'm taking a shot at this. I have the Brinsea and this is what I would do if they were chickens. Try to get the humidity up (Can you drip water onto a sponge or paper towel inside. Try to make sure the pip is up (I have lost peeps when the egg got rolled pip side...
I do this for 1 to 2 hours (In the beginning 2 hours made me VERY nervous.) from day 8 until lockdown. I have excellent hatch rates with my own eggs. Less with shipped eggs, but I guess that is to be expected. Once I went out forgetting the incubator was off so it wasn't turned back on for...