Jun 12, 2019 #21 M35A2-AZ Well-known member Steel Soldiers Supporter 3,046 69 48 Location Tonopah, AZ kromane said: I have the Red Dot R-2400-0 in M998. Any chance you have a wiring diagram including the air handler box? Thanks. Click to expand... I may have a wiring diagram, I am not home right now will try to check when I get home.