@3RLivestockandFowl
Yes, you absolutely need the back door. The heater won't warm up the chamber interior if there is no door. This may be dangerous as the heater will possibly overheat without the fan circulating air around it and through the chamber.
The back door (airbox) on my unit was...
I am back. My web site address (URL) changed when I moved to a new state. My Hatchrite web site still exists and I update it from time to time. See my post in this thread for the new URL.
Hi guys. My Hatchrite website has a new address:
Hatchrite Incubators - free documentation and advice
The site holds all the information I know about Hatchrite incubators, including manuals, videos, part numbers and manufacturers of HR parts, programming - you name it.