This digital, multi-zone thermostat can control up to FOUR (4) rooftop air conditioners or heat pumps, plus FOUR (4) zones of gas, hydronic or electric strip heaters and fans from one location! Coleman-Mach Makes A Diverse Selection Of Wall Thermostats To Help Keep You Warm Or Cool You Off While You’re On The Road. I bought this TStat a long time ago based on a post here and have since misplaced/lost instructions.

With its easy-to-use app, a camper’s smartphone and other devices can now monitor and change the temperature to match arrival and local weather conditions. It would not work because the voltage from the ac relay board to the thermostat power in (red wire) was stepped down to 7. Below, we have provided a list of Coleman Mach thermostat part numbers to assist in selecting the correct Bluetooth Thermostat. So, as I am learning more, I think what I am pondering is whether or not the blue has any purpose in the functionality of the A/C, or is it just there to close the loop on the t-stat.The Easy Touch T-Stat brings modern touch screen and Bluetooth technology to your RV, making your RV living more comfortable. My old thermostat did not have a plug connection so I had to cut it off and test the wires to be sure they were properly hooked up. I would like to replace this out with an thermostat that has the AUTO feature so that it would switch from heat to AC as needed depending on the set temperature. I then connected the blue wire to a 12 VCD(-) connection at my heater, and directly connected that to the control box.

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. The thin, stylish appearance is designed to compliment any interior, making it an ideal choice for today contemporary RVer. Unfortunately, most of the images there are in a format this forum doesn't support (jfif), so I couldn't post them here. I removed my Coleman thermostats and replaced them with Honeywell thermostats that I could expose to and control by my home automation system.Grand Design, Reflection, Solitude, Transcend, Imagine, and Momentum are registered trademarks of Grand Design RV, LLC. I'm not good enough with electronics yet to figure out the DIY hacks for 24v systems, but I am proficient enough to install a 12v thermostat. It is gona be at least a week and a half until I am in an area where Mobile techs will be available as a last resort. one set were people adding the control box to a Coleman-Mach t-stat in which case the t-stat had a connection for the blue wire.