This document is an instruction manual for Haier air conditioners, including product safety precautions, warranty period, repair services, technical data, etc.
The guide begins with safety precautions, warranty information and required tools, emphasizing proper grounding, use of dedicated circuits and the importance of following national standards. It also outlines the service warranty terms for Haier household air‑conditioners.
Subsequent sections detail the preparation work, electrical requirements, pipe and wiring routing, connection diagrams for indoor and outdoor units, and step‑by‑step installation procedures. The manual finishes with operating instructions, remote‑control functions, cleaning and maintenance tips, and troubleshooting guidance. This manual is written in Chinese.
The filter should be cleaned roughly every 15 days.
Two wires of 3 × 0.75 mm² or larger are required for the 72‑model indoor unit.
In cooling mode it runs for 8 hours, raising the temperature by 1 °C each hour for the first two hours, then maintains the set temperature before shutting off.