11.27pm - Wednesday 15th January 2020 24,423
Cartridge/module change out on my Lanair water oil furnace.
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.lanair.com/&ved=2ahUKEwj8zN3l-oTnAhXExFkKHSkABsUQFjAAegQIARAB&usg=AOvVaw0WjrEENKUCAC_TPLzzqknI&cshid=1579069188498