The 201161 High Altitude Switch is the appropriate switch for high altitude installation of the following Reznor Heaters.
Please note if you are installing your Reznor Heater above 2000 feet the input rate must be derated and this is done simply by adjusting the valve outlet (see installation manual). You do not need to install anything further.
- Power Vented Fan-Type Heaters:
- Separated Combustion Fan-Type Heaters:
- Power Vented Blower-Type High Static Heaters:
- Separated Combustion Blower-Type High Static Heaters: