EcoSmart ECO 8 Tankless Water Heater Instruction Manual

1. はじめに

This manual provides essential information for the safe and efficient installation, operation, and maintenance of your EcoSmart ECO 8 Electric Tankless Water Heater. The ECO 8 is an 8-kilowatt electric tankless water heater designed for point-of-use or low-flow applications, such as a single bathroom sink or a small shower, particularly in climates where the incoming water temperature is 67°F (19°C) or above. It can heat water up to 2 gallons per minute (GPM) and features digital temperature control for precise adjustments in 1-degree increments.

Please read this manual thoroughly before installation and use to ensure proper function and to prevent potential hazards. Verify that this model meets your hot water needs and electrical requirements prior to installation.

2. 安全情報

警告： 不適切な設置、調整、変更、サービス、またはメンテナンスは、物的損害、負傷、または死亡の原因となる可能性があります。 この装置を設置または保守する前に、設置、操作、および保守の手順をよくお読みください。

• 電気による危険: This unit requires a dedicated electrical circuit. All electrical work must be performed by a qualified electrician in accordance with national and local electrical codes. Ensure the power supply is disconnected before any installation or service.
• 水圧: Do not operate the unit if water pressure is below 25 PSI or exceeds 150 PSI.
• 水温： Hot water can cause severe burns. Exercise caution when setting the temperature.
• 専門家による設置: It is highly recommended that this unit be installed by a licensed plumber and a qualified electrician.
• 位置： Install the unit indoors, protected from freezing temperatures and direct sunlight. Ensure adequate clearance for maintenance.

3. パッケージ内容

Your EcoSmart ECO 8 Tankless Water Heater package should contain the following:

• One (1) EcoSmart ECO 8 Electric Tankless Water Heater unit
• 取扱説明書（本書）

4. インストールとセットアップ

4.1 サイズと適用

The performance of your tankless water heater depends on the incoming water temperature and the desired flow rate. Refer to the sizing guide below to determine if the ECO 8 is suitable for your specific climate and application needs.

画像1: EcoSmart Sizing Guide. This map and table illustrate the approximate gallons per minute (GPM) output based on incoming water temperature and climate zone, helping you select the appropriate model for your needs.

4.2 ユニットの取り付け

The ECO 8 is designed for wall mounting. Choose a secure, vertical surface that can support the unit's weight. Ensure the unit is installed in an accessible location for future maintenance.

画像2: フロント view of the EcoSmart ECO 8 Tankless Water Heater, showing the LED display and control knob.

4.3配管接続

The unit features 1/2-inch NPT plumbing connections for both inlet and outlet. Connect the cold water supply to the inlet and the hot water outlet to your fixtures. Ensure all connections are watertight to prevent leaks.

画像3: 右側 view of the EcoSmart ECO 8, clearly indicating the water inlet connection.

画像4: 左側 view of the EcoSmart ECO 8, showing the water outlet connection.

4.4電気接続

The EcoSmart ECO 8 requires a 240-volt electrical supply and 8000 watts of power. It needs a dedicated 40-amp double-pole breaker and 8 AWG wiring. All electrical connections are internal and must be made by a qualified electrician. Refer to the internal component view ガイダンスのため。

画像5: 内部 view of the EcoSmart ECO 8, showing the electrical wiring and heating elements. All electrical work should be performed by a qualified professional.

5. 操作手順

5.1 電源のオン/オフ

To power on the unit, ensure it is properly installed and connected to the electrical supply. The unit will typically power on automatically when water flow is detected. To turn off or reset the unit, disconnect power at the circuit breaker.

5.2 水温の設定

The EcoSmart ECO 8 features a digital LED display and a control knob for temperature adjustment. You can set the desired water temperature in 1-degree Fahrenheit increments. Rotate the knob to increase or decrease the temperature. The LED display will show the set temperature.

To switch between Celsius and Fahrenheit, press and hold the control knob for approximately 3 seconds.

6. メンテナンス

Regular maintenance ensures the longevity and efficiency of your EcoSmart ECO 8 Tankless Water Heater.

• 年次検査: Periodically inspect the unit for any signs of leaks, corrosion, or damage to the wiring.
• スケール除去： In areas with hard water, mineral deposits (scale) can build up inside the heating elements, reducing efficiency. It is recommended to descale the unit annually or as needed. This process typically involves flushing the unit with a descaling solution. Consult a professional plumber for descaling procedures if you are unsure.
• フィルターのクリーニング： Check and clean the inlet water filter (if present) to ensure unrestricted water flow.

メンテナンスを行う前に、必ず回路ブレーカーでユニットの電源を切断してください。

7。 トラブルシューティング

If your EcoSmart ECO 8 Tankless Water Heater is not functioning correctly, consider the following common issues:

• お湯なし：
  • 回路ブレーカーが落ちていないか確認してください。
  • Ensure the water supply is turned on and there is sufficient water pressure.
  • Verify the temperature setting on the unit.
• Insufficient Hot Water/Low Flow:
  • Confirm the unit's capacity matches your demand based on the sizing guide.
  • Check for mineral buildup (scale) in the unit or aerators in your fixtures.
  • Ensure the incoming water temperature is within the unit's operational range for your climate.
• リーク:
  • すべての配管接続部の締め付け具合を検査します。
  • If leaks persist, immediately turn off the water supply and electrical power to the unit and contact a qualified plumber.

For complex issues or if troubleshooting steps do not resolve the problem, contact a qualified technician or EcoSmart customer support.

8. 仕様

9. 保証とサポート

9.1 保証情報

The EcoSmart ECO 8 Tankless Water Heater comes with a 生涯保証 on electronics, exchanger, and heating elements. This warranty covers the cost of the heater itself but does not cover labor or any incidental damages. Please retain your proof of purchase for warranty claims.

重要な注意: The warranty may be void if the unit is opened by unauthorized personnel or if installation is not performed according to local codes and this manual.

9.2 カスタマーサポート

For technical assistance, warranty claims, or further inquiries, please contact EcoSmart customer support. Refer to the official EcoSmart web最新の連絡先情報については、サイトをご覧ください。

You can visit the EcoSmart Store for more information: EcoSmart Store on Amazon