DH-3US1TW - Water heater PANASONIC - Free user manual and instructions
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| Product Type | Electric Instantaneous Water Heater |
| Model | DH-3US1TW |
| Brand | Panasonic |
| Dimensions (H x W x D) | 300 mm x 200 mm x 100 mm |
| Weight | 2.5 kg |
| Power Rating | 3.5 kW |
| Voltage | 220-240 V ~ |
| Frequency | 50/60 Hz |
| Water Connection | G 1/2" |
| Temperature Range | 30 °C - 60 °C |
| Flow Rate | 3 - 5 L/min |
| Control Type | Mechanical knob |
| Safety Features | Overheat protection, thermal cut-off, IPX4 splash-proof |
| Material | ABS plastic body |
| Energy Efficiency | Class A (estimated) |
| Certifications | CE, RoHS |
| Maintenance | Periodic descaling recommended |
| Repairability | Heating element replaceable |
Frequently Asked Questions - DH-3US1TW PANASONIC
How should I install the Panasonic DH-3US1TW water heater?
Installation must be carried out by a qualified professional according to local regulations. Ensure the unit is fixed securely to a wall, with proper water and electrical connections. Refer to the manual for detailed mounting instructions.
How do I adjust the water temperature?
Turn the mechanical knob on the front panel to set the desired temperature. The range is from 30°C to 60°C. Start with a low setting and gradually increase until comfortable.
What maintenance does this water heater require?
Periodic descaling is recommended to remove lime buildup, especially in hard water areas. Also check the inlet filter and clean it if necessary. Always disconnect power before maintenance.
Why is there no hot water coming out?
Check that the power supply is on and the unit is receiving electricity. Ensure the water supply is sufficient and the inlet filter is not clogged. If the safety cut-off has tripped, reset it. If the problem persists, a component may be faulty.
What do error codes E1 or E2 mean?
E1 indicates an overheating condition – the unit may shut off to protect itself. E2 indicates a sensor failure. Turn off the unit for a few minutes, then restart. If the error persists, contact service.
Can this water heater be used with a solar water system?
It is designed for direct water supply only. For use with preheated solar water, a mixing valve must be installed to avoid overheating. Consult a professional for compatibility.
What is the warranty period?
Typically Panasonic water heaters come with a 2-year warranty for parts and labor. Register your product online to activate warranty. Terms may vary by region.
What are the dimensions of the DH-3US1TW?
The unit measures 300 mm in height, 200 mm in width, and 100 mm in depth. It is compact and suitable for under-sink installation.
How much energy does it consume?
At full power (3.5 kW), it consumes 3.5 kWh per hour of operation. Actual consumption depends on flow rate and temperature rise. Energy efficiency is rated Class A.
What safety features does it have?
The heater includes overheat protection with thermal cut-off, splash-proof enclosure (IPX4), and a pressure relief valve (if installed). These prevent accidents and prolong lifespan.
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