This manual is a user manual for Haier gas wall mounted dual-use boiler, which contains product safety warnings, installation methods, usage methods, maintenance and maintenance.
This manual provides safety warnings, installation steps, wiring and gas‑pipe connections, and commissioning procedures for the Haier JLG31‑E and JLG35‑E dual‑use wall‑mounted heating units. It also explains how to operate the control panel, set heating and hot‑water temperatures, and perform routine maintenance.
The document includes a detailed specifications table, an internal structure diagram, a parts list, and a troubleshooting section with error codes and recommended actions. All work must be performed by qualified personnel or Haier‑authorized service technicians. This manual is written in Chinese.
| 尺寸 (高×宽×厚) | 828 mm × 488 mm × 324 mm |
|---|---|
| 重量 | 42 kg (JLG31‑E) / 43 kg (JLG35‑E) |
| 输出功率（自动调节） | 9.4‑28 kW (JLG31‑E) / 12.8‑32 kW (JLG35‑E) |
| 参考供暖面积 | 100‑300 m² (JLG31‑E) / 150‑400 m² (JLG35‑E) |
| 最高供暖水温 | 90 °C |
Check that the gas valve is open, press the reset key, and restart the unit.
No, the manual explicitly prohibits installing the heating unit in a basement or semi‑basement.
Only the gas types marked on the unit’s nameplate may be used; other gases are prohibited.