WINTEMP Electric Tankless Water Heater

1. Introduction and Overview

The WINTEMP WN11 Electric Tankless Water Heater is designed to provide efficient, on-demand hot water for various applications. Its compact, space-saving design eliminates the need for a traditional bulky water tank, offering continuous hot water supply and significant energy savings. This manual provides essential information for safe installation, operation, and maintenance of your new water heater.

Figure 1.1: WINTEMP WN11 Electric Tankless Water Heater

Figure 1.2: Versatile applications of the WN11 Electric Tankless Water Heater in various settings.

2. Product Features

• On-Demand Hot Water: Provides continuous hot water without the need for a storage tank, ensuring an endless supply.
• Stable Water Temperature: Automatically adjusts energy consumption based on incoming water temperature and flow rate to maintain a consistent output temperature (86°F to 140°F).
• Energy Saving: Self-regulating technology reduces power usage when water flow decreases or when not in use, achieving up to 99% energy efficiency.
• Space-Saving Design: Wall-mounted unit significantly reduces footprint compared to traditional tank water heaters.
• LED Temperature Display: Digital display for easy temperature monitoring and adjustment.
• Multiple Protection Features: Equipped with leakage protection, overheat protection, and dry-fire protection for enhanced safety.

Figure 2.1: Key features of the WINTEMP WN11 Electric Tankless Water Heater.

Figure 2.2: Illustration of the WN11's steady temperature control compared to traditional water heaters.

Figure 2.3: Comparison highlighting the advantages of tankless water heaters over traditional tank models.

3. Specifications

4. Safety Information

Safety is a top priority for WINTEMP products. The WN11 Electric Tankless Water Heater is equipped with multiple protection features to ensure safe operation and peace of mind for users.

• Leakage Protection: Automatically detects and prevents water leakage.
• Overheat Protection: Shuts off the unit if water temperature exceeds safe limits.
• Dry-Fire Protection: Prevents the heating element from activating without sufficient water flow.
• IPX4 Water Proof: Designed to withstand splashing water from any direction.

Figure 4.1: Overview of the multiple safety features integrated into the WN11 water heater.

In case of an electrical issue or malfunction, the unit features a manual reset button. Refer to the Troubleshooting section for details.

5. Package Contents

Upon opening the package, ensure all the following items are present and in good condition:

• 1X WINTEMP 11kW Electric Tankless Water Heater Unit
• 1X Instruction Manual
• 1X Positioning Indicator Paper (Mounting Template)
• 1X WiFi Connection Instructions
• 3X Wall Anchors and Screws
• 2X 1/2" NPT Waterproof Gaskets
• 1X Filters

Figure 5.1: All components included in the WN11 Electric Tankless Water Heater package.

6. Setup and Installation

Proper installation is crucial for the safe and efficient operation of your tankless water heater. It is highly recommended that installation be performed by a qualified electrician and plumber.

6.1 Electrical Requirements

• The WN11 is rated at 11KW - 240 Volts with a maximum amperage of 46A.
• It requires 1 x 50 Amp Double-Pole (DP) breakers in your electrical panel.
• Use 8# AWG wiring with ground for electrical connections.

6.2 Plumbing Requirements

• The water connection is 1/2" NPT.
• Ensure proper inlet and outlet connections (Inlet: cold water, Outlet: hot water).
• Optionally, a pressure relief valve can be installed on the hot water outlet.

6.3 Mounting the Unit

• Use the provided positioning indicator paper as a template for drilling mounting holes.
• Drill holes with a 0.236 inch diameter.
• Insert the expanded rubber particles (wall anchors) into the drilled holes.
• Secure the unit to the wall using the provided screws, ensuring it is stable.

Figure 6.1: Detailed installation diagram for electrical and plumbing connections.

Figure 6.2: Sizing chart to help determine the appropriate model based on your region's inlet water temperature and desired flow rate.

7. Operating Instructions

The WN11 features a user-friendly interface with an LED temperature display and touch controls for easy operation.

• Power On/Off: Press the power button to turn the unit on or off.
• Temperature Adjustment: Use the '+' and '-' buttons to set your desired water temperature between 86°F and 140°F.
• Self-Modulating Technology: The unit automatically adjusts power input based on real-time flow and temperature settings to maintain your set temperature efficiently.

Figure 7.1: Close-up of the user interface and durable brass connections.

8. Maintenance

The WINTEMP WN11 Electric Tankless Water Heater is designed for minimal maintenance due to its tankless nature, which prevents scale buildup common in traditional tank heaters.

• Regular Inspection: Periodically check water connections for any signs of leaks or corrosion.
• Filter Cleaning: The unit includes an inlet filter screen. Inspect and clean this filter periodically to ensure optimal water flow and prevent debris from entering the system.
• No Tank Flushing Required: Unlike traditional tank water heaters, this tankless unit does not require regular flushing to remove sediment.

9. Troubleshooting

If you encounter any issues with your WINTEMP WN11 Electric Tankless Water Heater, please refer to the following common troubleshooting steps:

• No Hot Water / Low Temperature:
  • Check if the unit is powered on and the LED display is active.
  • Verify the temperature setting is appropriate (between 86°F and 140°F).
  • Ensure sufficient water flow. The unit requires a minimum flow rate to activate heating.
  • Check your electrical panel for tripped breakers.
  • Press the manual reset button located inside the unit (refer to installation section for location).
• Error Codes on Display:
  • Consult the detailed instruction manual for specific error code meanings and solutions.
• Water Leakage:
  • Immediately turn off the water supply and electrical power to the unit.
  • Inspect all plumbing connections for tightness.
  • If the leak persists, contact a qualified plumber.

For persistent issues or complex problems, it is recommended to contact WINTEMP customer support or a qualified professional.

10. Warranty and Support

WINTEMP stands behind the quality of its products. For warranty information and customer support, please use the following contact details:

• Email Support: support@wintempshop.com
• Online Store: Visit the WINTEMP Store on Amazon

Please retain your purchase receipt as proof of purchase for warranty claims.