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THERMOSTAT

v1.0

Summary of Contents for XWT380

Page 1: ...THERMOSTAT v1 0 ...

Page 2: ... of the installation instructions carefully 2 Read the User s Manual carefully 3 Ensure that this product is suitable for your application 4 Ensure that wiring complies with all codes and ordinances 5 Disconnect power to the control transformer of the HVAC to prevent electrical shock and damage to equipment LOCATION XWT380 Thermostat display unit is designed to replace your old thermostat However ...

Page 3: ...ure that the Thermostat temperature sensor has not been damaged during installation BASE UNIT INSTALLATION CAUTION This installation must be performed by a qualified HVAC engineer Be sure to read the complete system installation and operational manual before you begin this installation IF WORKING WITH GAS CENTRAL HEATING UNIT ENSURE THE GAS VALVE IS SHUT OFF BE SURE TO DISCONNECT THE POWER TO THE ...

Page 4: ...this simply route the power wire through the lower left grommet into the housing and plug in the power jack CONNECTION TO HVAC UNIT The following three diagrams cover heating only cooling only and heating cooling combination HVAC units The notations used refer to most common notations used in HVAC wiring in the US The installer must verify that these notations do indeed adhere to the following W r...

Page 5: ...heit approximately 5ºC below the set point and will turn off at the set point COOL The Cooling system activates to maintain desired cooling setting The Cooling system will be turned on at one degree Fahrenheit approximately 5ºC above the set point and will turn off at the set point AUTO The Thermostat will automatically switch between heat and cool modes to maintain the desired heating and cooling...

Page 6: ...nto the common terminal 1 Be sure you have connected the same color wire from the common terminal of the base to the common terminal on the display unit 2 Be sure you have connected the same color wire from the Link terminal on the base unit to the Link terminal on the display unit 3 Make sure the base unit is powered 4 Make sure all terminal screws are tightly fastened 5 Try a different set of wi...

Page 7: ...enerates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interferences will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment o...

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