Hitachi KFR‑72LW/BpM air‑conditioner user manual with installation, operation, maintenance and troubleshooting instructions.
This manual provides complete guidance for installing and using Hitachi split‑type air‑conditioners such as the KFR‑72LW/BpM series. It covers safety warnings, required standards, and step‑by‑step installation procedures including refrigerant piping, vacuum evacuation, drainage, and electrical wiring.
The document also details the operation of the indoor unit, describing all control buttons, remote‑control functions, heating, cooling, dehumidification, one‑key cleaning, timer settings, filter maintenance, fault diagnosis, and regular servicing. Appendices contain wiring diagrams, part numbers, and a test‑run checklist to verify proper operation after installation. This manual is written in Chinese.
| Cooling capacity | 1950 W |
|---|---|
| Power consumption (cooling) | 7500 W |
| Heating capacity | 2250 W |
| Dimensions (L×W×H) | 48.5 × 196.5 × 7 cm |
Refer to the “遥控器电池的更换法” section; the manual explains the battery type and replacement steps.
The manual advises cleaning the stainless‑steel filter regularly; see page 2 for the detailed disassembly and cleaning method.
Heating can be used when the outdoor temperature is between –10 °C and 24 °C.
Use the “定时器的设定法” section; press the timer buttons on the indoor unit or remote to program on/off times.