MRCOOL MST04 Smart Thermostat Owner’s Manual
Unit Overview
4
5-Troubleshooting
If your MRCOOL Smart Thermostat doesn't turn on, try these steps:
1. Check the backplate wire connections and ensure they are inserted properly into the terminals.
2. In the case of one R-Wire, make sure it is inserted into the RC terminal.
R or RC or RH → RC
In the case of more than one R-Wire, make sure RH is inserted into the RH terminal and RC or R is inserted
into the RC terminal.
Need Help?
Give us a call at (425) 529-5775
or visit mrcool.com/contact
mrcool.com
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| General | Details |
|---|---|
| Name | MRCOOL MST04 Smart Thermostat Owner’s Manual |
| Make | MrCOOL |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.48 MB |
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