Intronics Digital Room Thermostat User Guide _verified_ Here

Intronics digital room thermostat line, produced by Intronics Co., Ltd. , includes several popular models like the DT-03 Plus Digital Room Thermostat II

Use a paperclip or a needle to gently press and hold the button inside the hole for 5 seconds.

is a popular, versatile single-unit fan coil thermostat designed for controlling Cool & Heat/Cool applications. Suitable for mini-split, duct-type, or chilled water systems, this device combines a modern aesthetic with practical features like multiple fan speeds, backlit displays, and sleep functions. This guide provides comprehensive instructions for installation, operation, and troubleshooting, including details for models such as the DT-08 . 1. Installation Guide

Turn off the main breaker to the HVAC equipment before starting.

If your model includes a filter change reminder feature, after cleaning or replacing your air filter, the reminder icon can be reset in the thermostat's engineering menu under "Reset Filter Change Time." This reminder will disappear until it is time to change your filter again. intronics digital room thermostat user guide

Switch between and Heat/Cool applications based on the current requirements of your system. 2.5 Advanced Features

: A programmable thermostat for one-zone control with additional features like a sweep fan function.

These parameters are accessed through the menu:

A: This is called short cycling. Increase the hysteresis (advanced setting) from 0.5°C to 1°C or 1.5°C. Refer to your specific manual for “CPH” (cycles per hour) adjustment. Installation Guide Turn off the main breaker to

Insert two fresh batteries, ensuring correct polarity (+/-). Snap the thermostat back onto the wall baseplate. 6. Troubleshooting Common Issues Screen is Blank Check if the batteries are inserted correctly. Replace old batteries with brand-new alkaline ones.

Press and hold the △ and ▽ buttons simultaneously for about 10 seconds to access the installer configuration menu.

Turn the thermostat over to find the battery compartment on the back.

. These units are typically used for fan coil systems, mini-split ACs, or chilled water systems. Sangchai Group Basic Operation On models with two displays

Set Period 4 (Night): Set a cooler sleeping temperature (e.g., 15°C at 22:30).

Before installing your thermostat, ensure that you have:

: Use the UP and DOWN arrow buttons to adjust the target temperature. On models with two displays, the larger number is often the current room temperature, while the smaller one is your setpoint.

Press the M button until you see “MANUAL” or a hand icon. The thermostat will ignore the schedule and hold your set temperature.