
Picture in questionhttps://i.imgur.com/XzrJ27B.jpgMore pictures for referencehttps://i.imgur.com/UbnZQXa.jpghttps://i.imgur.com/82YPoEQ.jpgAlso the furnace is a Lennox from 2005. USA.The manual makes heavy mention of the C wire but the thermostat doesn't have a space for it.Thanks for the help. via /r/DIY http://bit.ly/2BUkIdz