I have a 4 year old (2012) RCOM 20 PRO incubator that has always worked without any problems.
I am on Day 7 with 8 duck eggs, temp steady at correct 99.5% , humidity was 45% RH on Day 1 then 55% and now a steady 68-69% for Days 3-7. Manufacturer recommends 45-55% for water fowl.
I tried to...