Connecting Pipes - Grundfos DMX 221 Installations- Und Bedienungsanleitung

Related information
• 2.1.1 Installation requirements

2.2.2.2 Connecting pipes

Pipes are to be connected to the valves with a connection piece.
1. Make sure the valve gasket is placed correctly.
2. Mount the pipe line according to the material:
• PVC: Glue the pipe into the connection.
• PP, PVDF: Weld the pipe into the connection.
• Stainless steel: Apply a sealing to the pipe thread, e.g. PTFE tape. Screw the pipe into
the connection.
3. Screw the union nut onto the valve and tighten it.
Related information
• 2.1.1 Installation requirements
DMX 221 | | 11