The Cyclone MXi is the industry-leading line of high-efficiency condensing gas commercial water heaters.
The 300 series is compatible with the all-new iCOMM™, which offers Wi-Fi connectivity and a robust set of remote management and monitoring features.Product Page »
The all-new iCOMM service from A.O. Smith lets you monitor and manage your water heater remotely
via the A.O. Smith mobile app.
The iCOMM remote management functionality is now available in the A.O. Smith mobile app.
All you need to get started is an e-mail address and a password.
The app will guide you to connect the water heater to the building’s Wi-Fi network.
The app will guide you to connect the water heater to the iCOMM service.
This unit has several new features. Before installing, read the Installation Manual and follow all safety warnings and installation instructions.
Make sure the Intake and Exhaust vent pipes do not exceed the lengths listed in the Installation Manual. Plastic elbows are the equivalent of five feet of straight pipe. Make sure the debris screen has been removed from the Intake vent If the unit will be Direct Vented (outside air).
The unit's Data Plate lists the BTU input and minimum gas pressure requirements. Make sure the gas pipe size and length is correct for the BTU input listed on Data Plate Make sure the gas pressure regulator is adequate for the BTU input listed on Data Plate. Check gas supply pressure with a gas pressure gauge. See Installation Manual for details.
Make sure the Condensate Drain pipe slopes to an adequate drain. See Installation Manual for construction details.
Ensure that the electrical power supply has been installed according to the instructions in the Installation Manual. This unit must be properly grounded.
The switch in front of the LCD display is an "Enable/Disable" switch. It does not turn power off to the main circuit board. If the LCD display says "Water Heater Disabled," press the Enable switch on the front of the unit to allow water heater to operate.
The switch in front of the LCD display is an "Enable/Disable" switch. It does not turn power off to the main circuit board. If the LCD display says "Water Heater Disabled," press the Enable switch on the front of the unit to allow water heater to operate. Turn electrical power off at the source when necessary for service.
If the LCD display shows an error message, read and follow the Advanced troubleshooting screens on the LCD display. The Installation Manual also contains detailed troubleshooting information. If you need additional help, use the following resources: