Start with the product family and then confirm the exact model number shown on the unit nameplate or quotation. Document availability may vary by model revision and destination market. If you are unsure, send us a photo of the nameplate and we will help identify the correct file.

Check the revision number or issue date printed on the document against the version listed in our Download Center. For project approval, installation or compliance work, contact Cassky before relying on an older saved copy.

Yes. Some technical files are model-specific and are supplied after the product configuration has been confirmed. Send us the model, project name and required file type. CAD drawings, electrical diagrams and installation documents may be provided directly by our technical team.

Yes. Please provide the application, required capacity, ambient conditions, target water temperature, power supply and project location. For hot-water projects, include daily demand and peak usage; for pool projects, include pool volume, location, desired temperature and operating season.

Confirm the model, power supply, water flow, pipe sizing, installation clearances, drainage, protection devices and local electrical requirements. Installation and commissioning should be completed by qualified personnel following the model-specific manual and applicable local standards.

Please provide the model and serial number, installation date, fault code, operating mode, ambient and water temperatures, controller display photos, and a clear description of when the issue occurs. Photos or short videos of the installation can help our team diagnose the problem more efficiently.

Certificate scope can differ by product model, configuration and destination market. Contact us with the model number and target country so we can confirm the current certificates, declarations or test reports available for your project.

Yes. Depending on order quantity and project scope, Cassky can discuss private-label manuals, product labels, packaging, specification sheets and other supporting documents. Share your branding, language and market requirements during the quotation stage.