Note: Installation should be performed by a qualified technician in compliance with local regulations. 1.1 Mounting Options

: Set the time you leave for work and a lower energy-saving temperature. Press PRG .

If you want the exact step-by-step programming and wiring diagram for a specific Intronics model number (e.g., model X123), provide the model number and I will give a tailored wiring schematic, button-by-button programming steps, and any model-specific error codes.

To access deep configuration (temperature calibration, differential, maximum floor temp for underfloor systems):

If your thermostat is behaving erratically or you have moved into a new home with a confusing schedule, reset it to default.

Safety is the top priority during installation. Always turn off the electrical power at your main circuit breaker before touching any wires. Step 1: Location Selection

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.

The unit retains settings and restarts automatically after power outages. 3. Maintenance and Troubleshooting 3.1 Self-Diagnostic