I think you have a standard height Mach unit (Mach 15?). The question is whether or not you have one motor or two. In the two motor versions, you have one driving the condenser fan and one driving the squirrel cage evaporator fan. Older models use one motor driving both.
Roger & Mary
2017 Winnebago Navion 24V (Sold)
2014 Tiffin Phaeton 36GH (Sold)