This document is about the JSW series water heater products. It includes three models: JSW22-B, JSW26-B, and JSW32-B, as well as three models: REU-11RFB, REU-13RFB, and REU-16RFB. These products have different power and functions, suitable for different scenarios. In addition, there are also models with (N) and (L) suffixes, which have different features. In summary, this document introduces a series of water heater products' models, functions, and characteristics.
This manual describes the features and advantages of the Rinnai outdoor forced‑exhaust gas water heaters, including safety‑focused design, micro‑computer control, and rain‑proof outdoor installation. It explains how the unit automatically adjusts gas and air flow to maintain set water temperature and lists numerous built‑in safety protections.
The guide covers first‑time setup, temperature adjustment, operation steps, installation of the thermostat, troubleshooting codes, routine inspection, and detailed product specifications and dimensions. It also provides contact information for service and warranty registration. This manual is written in Chinese.
| Power range | 6–23 kW (1 L model), 6–26 kW (13 L model), 4–33 kW (16 L model) |
|---|---|
| Adjustable water temperature | 35 °C – 60 °C |
Rotate the temperature knob on the controller; the low position sets about 35 °C and the high position sets about 60 °C.