1. Veiligheidsinformatie
Please read all safety instructions carefully before installation, operation, or maintenance of this appliance. Failure to follow these instructions could result in property damage, personal injury, or death.
- Professionele installatie: Installation must be performed by a qualified and licensed professional in accordance with all local and national codes and regulations.
- Gasvoorziening: Ensure the correct type of gas (Natural Gas) is supplied to the unit. Verify gas pressure is within specified limits.
- Ventilatie: This is an outdoor unit. Ensure proper clearance from combustible materials and adequate air circulation as per installation guidelines.
- Waterdrainage: In cold outdoor conditions, open the pressure relief valve to drain any remaining water from the unit to prevent freezing damage.
- Elevation Restriction: Not recommended for installation above 2,000 feet elevation.
- Lekcontroles: After installation, thoroughly check all gas and water connections for leaks.
- Elektrische aarding: Zorg ervoor dat het apparaat goed geaard is om elektrische schokken te voorkomen.
- Productbescherming: This unit features 8 types of security protection, including flame out protection, overheating protection, dry burning protection, over temperature protection, timeout protection, pipe blockage protection, high temperature lock protection, and excessive air pressure protection.

Image: The Ranein tankless water heater includes 2 years of service and 8 types of security protection for enhanced safety.
2. Product voorbijview
The Ranein 2025 GEN II Natural Gas Tankless Water Heater provides on-demand hot water with high efficiency. Designed for outdoor installation, this unit delivers a maximum flow rate of 5.3 Gallons Per Minute (GPM) and a heat output of 130,000 British Thermal Units (BTU), suitable for 3-5 taps in residential settings.

Afbeelding: Voorzijde view of the Ranein 2025 GEN II Natural Gas Tankless Water Heater.
Belangrijkste kenmerken:
- Hoogrendement, onbeperkt warm water: Max 5.3 GPM and 130,000 BTU, supporting 3-5 taps for various household needs.
- Stabiele temperatuur: Advanced technology maintains stable water temperature by auto-adjusting flow and heat.
- Krachtige blazer: Bottom-mounted blower prevents smoke backflow and adapts speed for full gas combustion, ensuring safety and low noise.
- Energiebesparend: Oxygen-free copper tank reduces heat loss; heats water on demand, eliminating standby waste.
- Ruimtebesparend ontwerp: Compact outdoor wall-mount unit with 1/2" NPT water and 3/4" NPT air inlets for quick installation.

Afbeelding: Gedetailleerd view of the water heater showing dimensions (14.2"W x 23.2"H), water pressure range (0.025~0.8MPa), gas pressure (2,800Pa/2,000Pa), rated voltage (AC110V/60Hz), temperature rise range (95°F-149°F), and connection sizes (Water Outlet: 1/2" NPT, Water Inlet: 1/2" NPT, Gas Inlet: 3/4" NPT).

Image: Illustration showing the Ranein tankless water heater's suitability for single-family homes and townhouses, highlighting its 5.3 GPM, 130,000 BTU capacity for 3-5 points of use.
3. Installatie
Proper installation is critical for the safe and efficient operation of your Ranein tankless water heater. Refer to the detailed installation guide included with your product for specific instructions. The following provides a general overview and highlights key steps.
Installatiestappen voorbijview:
- Bepaal de locatie: Choose an appropriate outdoor location, ensuring adequate clearance from windows, doors, and other structures.
- Montagesjabloon: Use the provided quick installation guide as a template to mark drilling points on the wall.
- Gaten boren: Drill holes at the marked locations using an impact drill. Insert plastic ribbed anchors into the holes.
- Montage-eenheid: Securely mount the water heater to the wall using the provided screws and mounting bracket.
- Uitlaatpijp aansluiten: Attach the flexible exhaust pipe to the top of the unit and extend it horizontally away from the wall.
- Wateraansluitingen: Connect the hot water outlet and cold water inlet pipes to the corresponding ports on the unit. Ensure all connections are sealed with plumber's tape and tightened securely.
- Gasaansluiting: Connect the natural gas supply line to the gas inlet port. Use gas-rated plumber's tape and ensure a tight, leak-free connection.
- Elektrische aansluiting: Steek de stekker van het apparaat in een geaard stopcontact.
- Lekcontrole: After all connections are made, open the water and gas supply valves and check for any leaks using a soapy water solution on gas connections.
Video: This video demonstrates the general installation process for Ranein Gas Tankless Water Heaters, including wall mounting, pipe connections, and securing the unit.
Overwegingen buitenshuis:
This unit is designed for outdoor use and features anti-freeze protection. However, in extremely cold conditions, it is crucial to drain the unit to prevent damage.

Image: Illustration of the water heater's internal anti-freeze unit, designed to protect against low temperatures. Note: Drain tank fully below -10°F (-23°C) for best protection.

Image: The Ranein water heater is designed for outdoor use with IPX4 waterproof and 10 Gale windproof ratings, preventing smoke backflow and protecting internals from rain/splash.
4. Gebruiksaanwijzing
Your Ranein tankless water heater features an intuitive LED temperature control panel for easy operation.
Functies van het bedieningspaneel:
- Aan/uit: Druk op de aan/uit-knop om het apparaat aan of uit te zetten.
- Temperatuurregeling: Use the 'Up' and 'Down' arrows to set your desired water temperature. The LED display shows the current and set temperatures.
- Temperatuurindicator: Geeft de temperatuur weer in Celsius (°C) of Fahrenheit (°F).
- Signaalindicatoren: Icons for water signal, fan signal, and flame signal provide operational status.
- Foutcodeweergave: In case of a malfunction, an error code will be displayed. Refer to the troubleshooting section for guidance.

Image: Close-up of the LED control panel showing output temperature, set temperature, error code, and control buttons for power, temperature up/down, and fan/flame signals.
Indoor Touch Panel (Optional):
An optional indoor touch panel allows you to control the water heater from anywhere indoors, with a cable length of up to 50 feet.

Image: A user interacting with the indoor touch panel to pre-adjust water temperature, demonstrating indoor control and the 50ft cable length.
5. Onderhoud
Regular maintenance ensures the longevity and optimal performance of your Ranein tankless water heater.
- Ontkalken: Periodically descale the unit to remove mineral buildup, especially in areas with hard water. Follow the descaling procedure outlined in the full user manual.
- Filterreiniging: Check and clean the water inlet filter regularly to prevent debris from entering the unit.
- Externe reiniging: Houd de buitenkant van het apparaat schoon en vrij van obstakels.
- Winterization (Cold Climates): In regions prone to freezing temperatures, ensure the unit is properly drained if it will be exposed to temperatures below -10°F (-23°C) or if it will be inactive for an extended period. Open the pressure relief valve to drain all water.
- Professionele Inspectie: It is recommended to have a qualified technician inspect the unit annually to ensure all components are functioning correctly.
6. Probleemoplossing
If you encounter issues with your water heater, refer to the following common troubleshooting tips. For specific error codes displayed on the control panel, consult the comprehensive troubleshooting section in your full user manual.
- Geen warm water: Check if the unit is powered on, gas supply is open, and water supply is active. Ensure the set temperature is appropriate.
- Schommelende temperatuur: Verify that the water flow rate is within the unit's operating range. Check for mineral buildup that might affect heat exchange.
- Lage waterdruk: Inspect the water inlet filter for clogs. Ensure all water valves are fully open.
- Eenheid ontsteekt niet: Confirm gas supply is open and there are no gas leaks. Check for proper electrical connection.
- Foutcodes: If an error code appears on the LED display, note the code and refer to the detailed troubleshooting guide in the main manual or contact customer support.
If problems persist after attempting these steps, please contact Ranein customer support for assistance.
7. Specificaties
Detailed technical specifications for the Ranein 2025 GEN II Natural Gas Tankless Water Heater (Model RHO13K-NG).
| Merk | Raneïne |
| Modelnummer | RHO13K-NG |
| Productafmetingen | 14.2"B x 23.2"H |
| Energiebron | Aardgas |
| Maximale stroomsnelheid | 5.3 gallons per minuut (GPM) |
| Warmteafgifte | 130,000 Britse thermische eenheden (BTU) |
| Deeltage | 120 Volt |
| Efficiëntie | Hoge efficiëntie |
| Maximale bedrijfsdruk | 150 pond per vierkante inch (PSI) |
| Montagetype | Muur |
| Artikelgewicht | 34 pond |
| Speciale functie | LED-scherm |
| Meegeleverde componenten | Montageset x1, handleiding x1, doorstroomboiler x1 |

Image: A selection guide for Ranein gas water heaters, showing different GPM and BTU ratings and their corresponding outlet points. This model (5.3 GPM, 130,000 BTU) is suitable for 3-5 outlet points.
8. Garantie en ondersteuning
Ranein streeft ernaar betrouwbare producten en uitstekende klantenservice te leveren.
Garantie-informatie:
- Dit product wordt geleverd met een 2 jaar fabrieksgarantie tegen fabricagefouten.
Klantenservice:
For any questions, installation guidance, product consultation, or issues, please contact Ranein customer support:
- E-mailadres: service@ranein.net
- Telefoon (VS): (424) 452-2630

Image: Ranein Service Support details, including comprehensive product problem-solving, 2-year warranty, and after-sales contact information.





