Wilo-Star RS, RSD, ST, RSG, AC Installation and Operating Instructions
This document provides essential information for the installation, operation, and maintenance of Wilo-Star series circulating pumps, including models RS, RSD, ST, RSG, and AC. It details the intended use of these pumps in various heating, solar, geothermal, and air-conditioning systems.
Key Features and Components
The instructions outline the pump's components, such as the pump housing, terminal box, speed switch, and rating plate. It also specifies technical data including permissible operating pressures, temperatures, and fluid types, emphasizing the importance of adhering to VDI 2035 standards for heating water and approved glycol mixtures.
Safety and Installation Guidelines
Crucial safety precautions are highlighted, covering electrical hazards, potential scalding, and the necessity of qualified personnel for installation and maintenance. The document stresses the importance of proper electrical connections, earthing, and protecting the pump from moisture and mechanical damage during transport and installation. It also provides guidance on system filling, venting, and troubleshooting common issues like motor failure or noisy operation.
Product Variants and Accessories
Information is provided on different pump variants, such as double pumps for main/reserve operation and specialized models for solar thermal (ST) and geothermal (RSG) systems. It also lists available accessories like switchgear and thermal insulation units.
Wilo Support and Compliance
The document includes a declaration of conformity with relevant EU directives and lists Wilo's international subsidiaries and representation offices for customer support and service.