The Viessmann Spare Part App is a free Android utility and tool that provides technicians with direct access to principal component and spare part information via smartphone. With this app, technicians can easily search for spare parts and assemblies using material numbers or full-text searches. The app also offers a barcode scanner for convenient reading of Viessmann spare part barcodes using the smartphone camera function.

One of the key features of the app is its ability to quickly provide detailed information about spare parts and assemblies, including their price and compatibility with basic units. Technicians can also use the app to check the usage of a spare part or assembly, as well as search for predecessors and successors. The app even allows for the downloading of technical documents in PDF format.

Overall, the Viessmann Spare Part App is easy to operate and offers a convenient way for technicians to quickly and easily access spare part information. The app also provides text-based help to assist users with its operation.