This document describes the features and characteristics of Haier products.
This manual provides safety precautions, product features, naming conventions, packing list, technical parameters and detailed installation instructions for Haier Q‑B‑J‑1 series solar water heaters (150 L, 175 L, 200 L). It also includes usage guidance, troubleshooting tips, and after‑sales service information.
The document is organized with a table of contents, followed by sections on safe handling, component descriptions, dimension drawings, installation site selection, wiring, pipe insulation, and a FAQ for common issues such as low water temperature or broken vacuum tubes. This manual is written in Chinese.