Coleman Mach 3 AC Upgrade
I have a 2010 Keystone Laredo 265RL. My AC is starting to show its age. I've replaced a few parts on it since I've had it but am now ready for an upgrade. It currently has a Coleman Mach 3 unit that i...
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I replaced my Mach 3 with an Atwood air commander with heat pump. I needed to replace the external and the internal parts of the A/C plus the thermostat since the Mach 3 thermostat was wireless. With some effort I was able to snake the thermostat wire through the ceiling to the wall.
