Brand: DELTA
Category: Thermostats
Document Type: Installation Guide
Language: EN
Available Languages: EN , ES
Installation Guide for Micro TYBOX H RADIO X2D
Uploaded: April 20, 2026, 8:01 p.m.
Warranty Information
This thermostat is guaranteed for three years from the date of delivery, covering faulty parts and labour.
Basic Operation Summary
This thermostat allows for wireless control of your heating system. It features a mode selector with 7 positions for various temperature settings (Frost Protection, Night-time, Daytime) and a user-programmable cycle. The digital display shows current temperature and settings. Installation involves choosing a suitable location for radio transmission and accurate temperature measurement. Setup includes battery installation, time setting, and programming daily or weekly schedules. The system can be extended to control multiple receivers.
Troubleshooting and error codes
| Problem | Diagnosis / Solutions |
|---|---|
| The symbol appears. | • The batteries are discharged. Replace the batteries (see p. 12) |
| Nothing is displayed on the screen. | • No power supply - 230V mains model: check the 230V power supply - battery model: replace the batteries or check their polarities (direction) |
| The whole display is blinking | The Micro-TYBOX has just been switched on. Check and if necessary adjust the clock and the temperatures, otherwise press a key. |