47© Erwin Hymer Group North America, Inc., R00Heating and Cooling (Continued)Propane FurnaceThe propane furnace is controlled by the thermostat located on the passenger’s side rear wall. (Picture 47.1) The furnace requires propane and 12-volt power. The furnace can be used without shore power or generator use. Keep the aisle in front of the furnace vent clear of any obstructionswhen using the furnace to allow air circulation. (Picture 47.2) The furnace can operate when outside temperatures are below freezing.The furnace will push air inside the coach. Please read the How To’s for further operation information.Picture 47.1Propane Furnace Heater ThermostatController.Picture 47.2Aisle Furnace Vent Located in Seating Areaon Drivers Side of Coach.“Never Block or Obstruct the Air DuctingWhen Operating Your Furnace.”