1. تعارف ۽ اوورview
The HTW Koi Duo electric water heater is designed to provide efficient and reliable hot water for your home. Available in 50, 80, and 100-liter capacities, this model features a compact design with shallow depth, allowing it to fit into various spaces. Its multiposition capability enables both vertical and horizontal installation, offering flexibility for your kitchen or utility room. The Koi Duo incorporates advanced technology, including a double tank system for faster hot water delivery and enhanced energy savings, achieving an energy efficiency rating of B. It also features WiFi connectivity for smart control via a dedicated application.
2. اهم خاصيتون
- Multiposition Installation: Can be installed both vertically and horizontally to adapt to different spaces.
- وائي فائي ڪنيڪشن: Integrated WiFi for remote control and monitoring via a smartphone application.
- Double Tank System: Provides hot water faster and improves energy efficiency.
- Electronic Anode: Offers enhanced protection for the inner surface of the tank without requiring maintenance.
- ڊجيٽل ٽچ ڊسپلي: Intuitive interface for direct control and temperature adjustment.
- اسمارڊ موڊ: Analyzes and memorizes user consumption habits to optimize energy savings automatically.
- High-Density Polyurethane Insulation: Ensures excellent thermal retention and durability.
- Dry Overheating Protection: Safety feature to prevent damage from overheating when the tank is dry.
- اينٽي فريز تحفظ: Safeguards the unit in cold environments.
- Energy Efficiency Class B: Designed for reduced energy consumption.
- Armored Resistance: Ensures rapid heat transfer to the water.

3. حفاظت جي ڄاڻ
مھرباني ڪري انسٽاليشن ۽ آپريشن کان اڳ سڀ حفاظتي هدايتون احتياط سان پڙھو. انھن هدايتن تي عمل ڪرڻ ۾ ناڪامي ملڪيت کي نقصان، ذاتي زخم، يا موت جو سبب بڻجي سگھي ٿي.
- پيشه ورانه تنصيب: Installation must be performed by a qualified technician in accordance with local regulations and codes.
- برقي حفاظت: Ensure the unit is properly grounded. Do not use extension cords. Disconnect power before any maintenance or service.
- پاڻي جو دٻاء: The water heater must be connected to a water supply with appropriate pressure. A safety valve (included) must be installed on the cold water inlet to protect against excessive pressure.
- درجه حرارت جي سيٽنگون: Be cautious when setting high temperatures to avoid scalding.
- ٻار ۽ ڪمزور ماڻهو: هي اوزار استعمال ڪرڻ جو ارادو نه ڪيو ويو آهي ماڻهن (بشمول ٻارن سميت) گھٽ جسماني، حسي يا ذهني صلاحيتن سان، يا تجربو ۽ ڄاڻ جي کوٽ، جيستائين انهن جي حفاظت لاء ذميوار شخص طرفان اوزار جي استعمال بابت نگراني يا هدايت نه ڏني وئي آهي.
- رسڻ: Regularly inspect the unit for any signs of water leakage. In case of leakage, immediately turn off the water supply and disconnect power.
4. تنصيب
The HTW Koi Duo water heater offers flexible installation options, supporting both vertical and horizontal mounting. Ensure the chosen location is structurally sound to support the full weight of the water heater when filled with water.
4.1. طول و عرض ۽ جڳهه
Refer to the diagram below for precise dimensions. Allow adequate clearance around the unit for maintenance and air circulation.

4.2. شامل اجزاء
The following components are included for installation:
- Electrolytic Sleeves (Manguitos Electrolíticos)
- Safety Valve (Válvula de Seguridad)
4.3. گهربل اوزار (شامل نه آهن)
A qualified technician will typically require standard plumbing and electrical tools, including but not limited to:
- ڊرل ۽ ڊرل بٽ
- Measuring tape and level
- Wrenches (adjustable, pipe wrench)
- ڇڪڻ وارو
- ٽيفلون ٽيپ يا پائپ سيلانٽ
- Wall anchors/screws suitable for your wall type
4.4. Mounting the Water Heater
- نشان لڳائڻ: Use the provided template (if any, or measure directly from the unit) to mark the drilling points for the mounting brackets on the wall. Ensure the marks are level and correctly spaced for either vertical or horizontal orientation.
- سوراخ ڪرڻ: Drill holes at the marked points using an appropriate drill bit for your wall material.
- اينڪرنگ: سوراخ ٿيل سوراخ ۾ ڀت لنگر داخل ڪريو.
- چڙهڻ واري بریکٹ: Secure the mounting brackets firmly to the wall using screws.
- Hanging the Unit: Carefully lift the water heater and hang it onto the secured mounting brackets. Ensure it is stable and securely seated.
4.5. پلمبنگ ڪنيڪشن
- حفاظت والو: Install the safety valve onto the cold water inlet of the water heater. Use Teflon tape or pipe sealant to ensure a watertight connection.
- Electrolytic Sleeves: Attach the electrolytic sleeves to both the cold and hot water connections of the water heater.
- پاڻي جون لائينون: Connect the cold water supply line to the cold water inlet (typically marked blue or with a blue ring) and the hot water outlet line to the hot water outlet (typically marked red or with a red ring).
- نيڪال: If possible, connect a drain line to the safety valve outlet to direct any pressure relief discharge to a suitable drain.
- ٽانڪي ڀرڻ: Before connecting to electrical power, open a hot water faucet in your home and then slowly open the cold water supply valve to the water heater. Allow the tank to fill completely until water flows steadily from the hot water faucet, indicating all air has been purged from the system. Close the hot water faucet.
4.6. بجليءَ وارا ڪنيڪشن
- بجلي جي فراهمي: Connect the water heater to a dedicated, properly grounded electrical circuit as per local electrical codes. The unit operates at 1800 W.
- سرڪٽ خراب ڪندڙ: Ensure the circuit breaker for the water heater is in the OFF position during connection.
- آخري ڪنيڪشن: Once all plumbing connections are secure and the tank is filled with water, connect the power cord to the electrical outlet or hardwire the unit if required.
5. سيٽ اپ ۽ آپريٽنگ هدايتون
5.1. شروعاتي پاور آن
After completing installation and filling the tank, turn on the circuit breaker to supply power to the water heater. The digital touch display will illuminate.
5.2. ڊجيٽل ٽچ ڊسپلي
The digital touch display allows you to monitor the current water temperature and select various operating modes.
5.3. درجه حرارت ڪنٽرول
Use the touch controls on the display to adjust the desired water temperature. The display will show the set temperature and the current water temperature.
5.4. Smart Mode
Activate the "Smart Mode" for optimized energy savings. In this mode, the water heater analyzes and memorizes your hot water consumption patterns over approximately 15 days. It then automatically adjusts its heating schedule to ensure hot water is available when needed, while minimizing energy use during off-peak times.
5.5. وائي فائي ڪنيڪٽوٽي ۽ ايپ ڪنٽرول
The HTW Koi Duo features integrated WiFi for remote control. Download the dedicated smartphone application (available on Apple Store and Google Play) and follow the in-app instructions to connect your water heater. Through the app, you can:
- يونٽ کي پري کان آن/آف ڪريو.
- درجه حرارت جي سيٽنگن کي ترتيب ڏيو.
- توانائي جي استعمال جي نگراني ڪريو.
- Program heating schedules.
- Receive notifications and direct technical support.

6. سار سنڀال
Regular maintenance ensures the longevity and efficient operation of your HTW Koi Duo water heater. Always disconnect power before performing any maintenance.
- Electronic Anode: The electronic anode provides continuous protection against corrosion and does not require periodic replacement or maintenance, unlike traditional sacrificial anodes.
- حفاظت والو: Periodically check the safety valve by lifting its lever to ensure it operates freely and discharges water. This helps prevent mineral buildup.
- صفائي: پاڻي جي هيٽر جي ٻاهرين حصي کي نرم، ڊي سان صاف ڪريوamp ڪپڙو. استعمال نه ڪريو abrasive cleaners يا solvents.
- پيشه ورانه معائنو: It is recommended to have a qualified technician inspect the water heater annually to check for sediment buildup, element condition, and overall system integrity.
7. مسئلا حل ڪرڻ
If you experience issues with your water heater, refer to the following common troubleshooting steps. For complex problems, contact qualified technical support.
- نه گرم پاڻي:
- Check if the power supply is connected and the circuit breaker is ON.
- Ensure the water heater is turned ON via the display or app.
- پڪ ڪريو ته گرمي پد جي ترتيب مناسب آهي.
- Check if the cold water supply valve is fully open.
- ڪافي گرم پاڻي:
- درجه حرارت جي سيٽنگ کي وڌايو.
- Allow more time for the unit to heat water, especially after high demand.
- Ensure "Smart Mode" is not overly restricting heating times if your habits have changed.
- پاڻي جو رسڻ:
- Immediately turn off the water supply and disconnect power.
- Inspect connections for loose fittings.
- If the leak is from the safety valve, it might be due to excessive pressure; ensure the valve is functioning correctly.
- Contact a qualified technician for repair.
- وائي فائي ڪنيڪشن جا مسئلا:
- Ensure your home WiFi network is active and the signal is strong near the water heater.
- Restart your router and the water heater.
- Re-attempt the pairing process through the app.
8. وضاحتون
| خاصيت | تفصيل |
|---|---|
| برانڊ | ايڇ ٽي ڊبليو |
| ماڊل | Koi Duo |
| ظرف | 100 ليٽر |
| طول و عرض (H x W x D) | 121.9 x 53.6 x 30 سينٽي |
| طاقت | 1800 ڊبليو |
| توانائي جي ڪارڪردگي ڪلاس | B |
| چڙهڻ جو قسم | Wall (Vertical and Horizontal) |
| Water Inlet/Outlet Pipe | 1/2 انچ |
| تحفظ جي درجه بندي | IPX4 |

9. وارنٽي ۽ سپورٽ
Your HTW Koi Duo electric water heater is designed for durability and long-term performance. For specific warranty terms and conditions, please refer to the warranty card included with your product or contact HTW customer service.
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact HTW customer support. The integrated WiFi application also provides a direct connection to technical service for convenient support.
وارنٽي جي مقصدن لاءِ خريداري جي ثبوت طور پنهنجي خريداري جي رسيد رکو.