Intronics Digital Room Thermostat User Guide

This guide provides a comprehensive overview of the features, installation, and operation of the Intronics Digital Room Thermostat , specifically the Digital Room Thermostat II Product Overview

• Move thermostat away from heat sources/drafts or recalibrate offset.
• Replace thermostat if sensor fails.

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| Problem | Possible Cause | Solution | |---------|----------------|----------| | | Dead batteries or tripped breaker | Replace batteries (AA/AAA). Check circuit breaker. For hardwired, check C-wire connection. | | Heating won’t turn off | Stuck relay or wrong mode | Check if mode is set to HEAT (not ON). Turn off at breaker for 2 min to reset. If persists, replace thermostat. | | Display shows wrong temp | Direct sunlight or draft | Relocate or use calibration feature (see section 6B). | | Thermostat clicks but no heat | Wiring loose or boiler issue | Check wire at COM and NO terminals. Verify boiler has power. | | Schedule not running | Thermostat in Manual mode | Press MODE until AUTO or P appears on screen. | | Low battery icon flashing | Batteries under 20% | Replace within 2 weeks to avoid memory loss. | | E1 or E2 error code | Sensor failure (internal or floor) | Reset thermostat. If error returns, replace sensor or unit. | intronics digital room thermostat user guide

1. 1. Turn off HVAC system power at breaker.
   2. Remove old thermostat cover and disconnect wires (take a photo of wiring).
   3. Mount Intronics backplate to wall – use included screws. Ensure level.
   4. Connect wires according to labels:

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