This manual provides the installation, first‑fire, operation and maintenance instructions for Ariston’s L1GB22, L1GB28, L1GB30 and L1GB35 gas water heaters. It explains the required safety precautions, connection of gas and electrical lines, and the responsibilities of qualified installers.
The document also details the LCD control panel functions, menu navigation, temperature and pressure settings, weekly scheduling, anti‑freeze operation and fault codes, helping users configure heating, domestic hot‑water modes and comfort features. This manual is written in Chinese.
| Heating temperature range (low) | 20 °C – 45 °C |
|---|---|
| Domestic hot‑water temperature range | 36 °C – 60 °C |
| Anti‑freeze activation temperature | ≤ 8 °C |
Press the reset key (marked “復位”) on the control panel; if the fault persists, turn off the external power and gas valve and contact a qualified service technician.
Use the temperature‑adjustment knob to select a value between 20 °C and 45 °C (low) or 35 °C and 82 °C (high) depending on the desired heating level.