IVT HMC300 User Manual

Operating Instructions
HMC300
6 720 808 471-00.1O
EMS plus
Control unit
6 720 813 192 (2014/10)

IVT HMC300 Specifications

General

Category	Control Unit
Input Voltage	24 VDC
Output Voltage	24 VDC
Operating Temperature	-20°C to +60°C
Protection Class	IP20

Summary

Key to symbols and safety instructions

1.1 Key to symbols

Defines warning symbols, keywords, and additional symbols used in the document.

1.2 General safety instructions

Provides general safety guidelines for the user of the heating system.

Overview of buttons and symbols

Fig. 1 Buttons

Identifies and explains the function of each button on the control unit.

Quick manual

4.2 Setting of operating mode

Guides on activating automatic or optimized operating modes for house heating.

4.3 Change room temperature

Details how to temporarily or permanently change the room temperature setting.

Use the main menu

5.2 Adjust settings for automatic operation of house heating

Guides on configuring automatic heating based on time programs.

5.3 Change settings for heating hot water

Details how to modify settings related to domestic hot water (DHW) heating.

5.6 Set holiday program

5.7 Adjust settings for hybrid system

Get information on the system

Energy saving tips

Rectify operating fault

9.1 Rectify "experienced" fault

Provides a table to help resolve common user-perceived faults.

9.2 Rectify shown operating fault

Guides on how to handle system faults displayed on the control unit.

Faults that you can rectify yourself.