This document introduces different models of ES series products, including ES50H-Z1(GE), ES60H-Z1(GE), ES80H-Z1(GE), ES50H-Z2(JE), ES60H-Z2(JE), ES80H-Z2(JE), ES50H-Z3(SE), ES60H-Z3(SE), ES80H-Z3(SE). These products have an IPX4 waterproof rating, a pressure resistance of 0.75MPa, and a minimum pressure of 0.05MPa. Additionally, the products have features such as EH, L, N, PE, PE, a1, b1, d1, L1, L2.
This manual provides safety warnings, installation instructions, and operating procedures for the Haier ES50H‑Z1 electric water heater. It explains required electrical connections, wall‑mounting steps, and how to set up the mixing valve, safety valve and drainage pipe.
The guide also covers product features, regular cleaning, magnesium rod replacement, troubleshooting tips, and recommended settings for energy‑saving operation. Technical specifications such as power rating, IP protection and water‑pressure limits are listed for reference. This manual is written in Chinese.
| Rated Power Supply | 220V~, 50Hz |
|---|---|
| Ingress Protection Rating | IPX4 |
| Minimum Water Pressure | 0.05 MPa |
Replace the magnesium rod every two years to keep the heater operating efficiently.
Check that the hot‑water outlet is fully opened; adjust the mixing valve if necessary.
Use a dedicated, grounded 220 V outlet with a reliable earth connection; do not share the ground with water pipes.