Ranein RH10K-LPG

Ranein 2025 GEN II Propane Gas Tankless Water Heater

Model: RH10K-LPG

Your comprehensive guide to installation, operation, and maintenance.

1. Product Overview

The Ranein 2025 GEN II Propane Gas Tankless Water Heater (Model RH10K-LPG) provides on-demand hot water for your home. This indoor unit delivers a maximum of 4.3 GPM (Gallons Per Minute) with 100,000 BTU, suitable for supplying 2-3 taps simultaneously. Its compact design and energy-efficient operation offer a modern solution for your hot water needs.

Ranein 2025 GEN II Propane Gas Tankless Water Heater with vent pipe
The Ranein 2025 GEN II Propane Gas Tankless Water Heater, a compact gray unit with an LED display, shown alongside its included vent pipe.

2. Key Features

  • Endless Hot Water: Provides up to 4.3 GPM, ensuring continuous hot water for 2-3 simultaneous uses (e.g., shower, kitchen, bar).
  • Steady Temperature: Advanced technology maintains a stable water temperature by automatically adjusting flow and heat, preventing sudden temperature changes.
  • Multiple Smart Modes: Features include a 4-Season mode (auto-adapts to inlet temperature), Kitchen mode (adjustable 100°F), and Bathtub mode (50-800L with full-water beep).
  • Energy-Saving: Heats water on demand, reducing standby energy waste compared to traditional tank heaters, leading to lower utility costs.
  • Space-Saving Design: Compact, wall-mounted unit ideal for apartments, small homes, or renovations, freeing up floor space.
  • Included Components: Comes with an exhaust pipe, eliminating the need for additional purchases.
  • Durable Construction: Features an oxygen-free copper tank for reduced heat loss and standard 1/2" NPT water and gas ports for easy connection.
  • Advanced Protection: Incorporates 2+8 product protection, including flame out, overheating, dry burning, over temperature, timeout, pipe blockage, high temperature lock, and excessive air pressure protection.
Diagram illustrating Ranein water heater advantages
Visual representation of the Ranein water heater's advantages, including HeatMaster 2.0, whole-house use, precision control, oxygen-free copper, sectional burners, and DC high-speed fan.
Ranein 2025 GEN II Performance Upgrade diagram
Diagram detailing the 2025 GEN II Performance Upgrade, highlighting MicroPrecision Engineering 2.0, HydroArmor Copper Core 2.0, Sentinel AI Safety Guard 2.0, FortiCore Steel Protection 2.0, and HyperIgnite Burner System 2.0.

3. Setup and Installation

Professional Installation Required: This appliance must be installed by licensed professionals in accordance with all local codes and regulations. Improper installation can lead to serious injury or property damage.

Included Components:

  • Tankless Water Heater Unit (Model RH10K-LPG)
  • Vent Pipe
  • Assembly Kit
  • User's Manual

Elevation Note: This unit is not recommended for areas over 2,000 feet elevation. Consult a professional for installations at higher altitudes.

Ranein water heater dimensions and connection points
Image showing the compact dimensions of the Ranein water heater (13"W x 20.5"H x 7"D) and the locations of the hot water outlet, cold water inlet, and gas inlet, all with NPT 1/2" connections.

4. Operating Instructions

The Ranein tankless water heater features an intuitive LED display and temperature control panel for easy operation.

4.1. LED Temperature Control Panel

The front panel includes a digital LED display showing the current water temperature and operational status. Use the up and down arrows to adjust the desired temperature. The display also provides information on gas and water consumption.

Close-up of Ranein water heater LED display and control panel
A close-up view of the Ranein water heater's LED display and touch-sensitive control panel, showing temperature settings and operational icons.

4.2. Smart Modes

Select from various smart modes to optimize performance for different needs:

  • 4-Season Mode: Automatically adapts to the incoming water temperature, providing consistent hot water year-round.
  • Kitchen Mode: Delivers water at a preset 100°F, ideal for kitchen tasks. This temperature can be adjusted.
  • Bathtub Mode: Allows for filling bathtubs with a specified volume (50-800L) and includes a full-water beep notification.
Ranein water heater smart modes: Bathtub, Kitchen, 4-Seasons
Illustrations of the Ranein water heater's smart modes: Bathtub Mode, Kitchen Mode, and 4-Seasons Mode, designed for various household hot water demands.

5. Maintenance

Regular maintenance ensures optimal performance and longevity of your tankless water heater. For detailed maintenance procedures, including flushing and checking connections, please refer to the comprehensive user manual included with your product.

6. Troubleshooting

If you encounter any issues with your Ranein tankless water heater, consult the troubleshooting section in the full user manual. Common issues often relate to power supply, gas supply, or water flow. For persistent problems, contact customer support.

7. Specifications

SpecificationValue
BrandRanein
Model NumberRH10K-LPG
Product Dimensions18.9"W x 8.8"H
Special FeatureLED Display
ColorGray
Voltage120 Volts (AC)
Maximum Temperature149 Degrees Fahrenheit
EfficiencyEnergy-efficient
StylePropane
Mounting TypeWall
Item Weight26.1 pounds
Included ComponentsAssembly Kit x1, Tankless Water Heater x1, User’s Manual x1, Vent Pipe x1

8. Safety Information

Your Ranein tankless water heater is designed with multiple safety features to ensure reliable operation. These include:

  • Flame out protection
  • Overheating protection
  • Dry burning protection
  • Over temperature protection
  • Timeout protection
  • Pipe blockage protection
  • High temperature lock protection
  • Excessive air pressure protection

Always ensure proper ventilation and follow all installation guidelines to prevent hazards. Never attempt to repair the unit yourself if you are not a qualified professional.

Diagram illustrating 2+8 product protection features
Visual representation of the 2+8 product protection features, highlighting various safety mechanisms integrated into the water heater.

9. Warranty and Support

Ranein offers a 2-year warranty against manufacturing defects for this product. For comprehensive product problem-solving services, technical assistance, or any inquiries, please contact our support team:

Ranein Service Support contact information
Image displaying Ranein's service support contact details, including email and US phone number, along with information on comprehensive problem-solving and warranty.

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