This manual provides safety guidelines, installation steps, operation, maintenance and troubleshooting for the Weineng N1PB20 gas heating water boiler.
The Weineng N1PB20 is a wall‑mounted gas heating water boiler designed for residential heating and domestic hot‑water supply. It operates on natural gas and includes built‑in circulation pump, expansion tank and control panel.
The document covers device features, safety precautions, installation location requirements, wiring, control‑panel functions, temperature setting, water‑pressure monitoring, anti‑freeze protection, and detailed fault‑diagnosis procedures. It also outlines regular maintenance and warranty service information. This manual is written in Chinese.
| Output Power | 18 kW / 24 kW / 28 kW / 35 kW |
|---|---|
| Supply Voltage | 220 V / 50 Hz (187–253 V range) |
| Fuel Type | Natural gas (12 T) |
Immediately close the gas valve, open windows for ventilation, avoid any ignition sources, and contact the gas company or relevant authorities.
Turn knob (3) on the control panel to the desired temperature; the set value is shown on the display.