This guide explains how to install and safely operate the Rinnai JSQ22-22C forced‑exhaust gas rapid water heater. It includes parts identification, initial setup, wiring, gas‑valve connection, and important safety precautions before first use.
The manual also covers normal operation, ECO energy‑saving mode, temperature adjustment, troubleshooting, maintenance, and product specifications such as dimensions and flow requirements. This manual is written in Chinese.
| Minimum water flow rate | 2 L/min |
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If the flow is below 2 L/min, the burner may not ignite and the heater will not operate.