MDH 3..7 is a 3-7 kW instant water heater from the German brand TFA, with a maximum flow of 10L/min.
This manual covers the intended use, safety notes, and step‑by‑step installation of the CLAGE MDH3..7 instant water heater. It explains how the heater automatically switches on when a tap is opened, how water flow influences temperature, and how to adjust the flow for desired heating.
Additional sections describe the required mounting hardware, flexible hose installation, water‑pressure limits, electrical connection, commissioning, routine maintenance, and troubleshooting with contact details for CLAGE service support. This manual is written in German.