5
INSTALLATION
When Installing this Product
1. Read these instructions carefully. Failure to follow the instructions can damage the
product or cause hazardous conditions.
2. Check the ratings given in the instructions to make sure the product is suitable for your
application.
3. Installer must be a trained, experienced service technician.
4. After completing installation, use these instructions to check out the product operation.
Selecting Location
Install the thermostat about 5 feet (1.5m), above the floor in an area with good air
circulation at average temperature. See Fig.4.
Do not install the thermostat where it can be affected by:
---Drafts or dead spots behind doors and in corners.
---Hot or cold air from ducts.
Summary of Contents for MST03
Page 1: ...MRCOOL Universal WiFi Thermostat...
Page 2: ......
Page 4: ......
Page 11: ...7 Fig 1 Thermostat Dimensions in inches mm...
Page 12: ...8 Fig 2 Thermostat back case dimensions in inches mm...
Page 13: ...9 Fig 3 Thermostat cover plate dimensions in inches mm...
Page 14: ...10 Fig 4 Selecting thermostat location...
Page 16: ...12 Fig 5 Mounting wall plate...
Page 20: ...16 Fig 7 Inserting wires in terminal block IMPORTANT Use 18 gauge thermostat wire...
Page 35: ...31 Fig 21 Mount thermostat to wall plate...
Page 48: ...44 OPERATION Fig 23 Thermostat Keys Fan Choose fan mode...
Page 49: ...45 Fig 24 Thermostat Display...
Page 64: ...60 Fig 33 Fig 34 4 Press the key on thermostat screen until the flash Fig 35...
