Ranein GEN II Propane Gas Tankless Water Heater (8.5 GPM, 190,000 BTU) Outdoor User Manual
Model: RHO19K-LPG
1. Introdución
This manual provides essential information for the safe installation, operation, and maintenance of your Ranein GEN II Propane Gas Tankless Water Heater. Please read this manual thoroughly before installation and use, and retain it for future reference. This outdoor unit is designed to provide continuous hot water for household needs, supporting 4-6 taps with a maximum flow rate of 8.5 GPM and a heat output of 190,000 BTU.

Image 1.1: Ranein GEN II Propane Gas Tankless Water Heater.
2. Información de seguridade
- Instalación profesional necesaria: This appliance must be installed by licensed professionals in accordance with all local codes and regulations. Improper installation can lead to property damage, personal injury, or death.
- Límite de elevación: Not recommended for areas over 2,000 feet elevation.
- Protección anticonxelante: The unit includes a built-in anti-freeze unit that protects down to 14°F (-10°C). If temperatures are expected to drop below this, or if the unit will not be used for an extended period, completely drain the tank by opening the drain valve to prevent pipe cracking.
- Só para uso exterior: This model is designed for outdoor installation. Ensure proper ventilation and clearance from combustible materials.
- Subministro de gas: Ensure the correct type of gas (Propane) is supplied and that all gas connections are secure and leak-free.
3. Características do produto
- High-Efficiency Endless Hot Water: Max 8.5 GPM and 190,000 BTU, suitable for 4-6 taps.
- Steady Temperature Control: Advanced technology maintains stable water temperature by auto-adjusting flow and heat.
- Powerful Blower for Outdoor Safety: Bottom-mounted blower prevents smoke backflow and adapts speed to wind pressure for full gas combustion and low noise.
- Deseño de aforro de enerxía: Internal oxygen-free copper tank reduces heat loss. Heats water on demand, eliminating standby waste.
- Space-Saving Wall-Mount: Compact design for outdoor installation on walls, balconies, or corners. Standard 3/4" NPT ports for quick connection.
- Construción duradeira: Features MicroPrecision Engineering 2.0, HydroArmor Copper Core 2.0, FortiCore Steel Protection 2.0, and HyperIgnite Burner System 2.0 for enhanced performance and longevity.

Imaxe 3.1: Acabadoview of Ranein GEN II performance upgrades.

Image 3.2: Key advantages of the Ranein tankless water heater design.
4. Configuración e instalación
Proper installation is critical for the safe and efficient operation of your tankless water heater. Always ensure installation is performed by a licensed professional.
4.1 Montaxe da unidade
Use the provided quick installation guide template to mark drilling locations on the wall. Drill holes, insert plastic ribbed anchors, and secure the mounting screws. Hang the water heater onto the anchor screws and tighten them securely.
Video 4.1: Installation process for the Ranein 190,000 BTU Outdoor Tankless Water Heater.
4.2 Connecting Water and Gas Pipes
Connect the hot water outlet, cold water inlet, and gas inlet pipes. Ensure all connections are sealed with Teflon tape and tightened to prevent leaks. The unit features standard 3/4" NPT ports.

Imaxe 4.2: Detallada view of water and gas connections, along with product dimensions.
4.3 Connecting the Remote Control Panel
Connect the remote LED temperature control panel to the designated port on the water heater. This panel allows for convenient temperature adjustments and monitoring.
5. Instrucións de funcionamento
The water heater is operated via the sensitive touch screen interface on the unit or the remote LED control panel.
5.1 Encendido/apagado
Prema o botón de acendido no panel de control para acender ou apagar a unidade.
5.2 Axuste de temperatura
Use the up and down arrows on the control panel to adjust the desired water temperature. The temperature range is 95°F - 149°F (35°C - 65°C).
Video 5.1: Demonstration of the Ranein 190,000 BTU Outdoor Tankless Water Heater Display and temperature adjustment.

Image 5.2: The LED temperature control panel for the water heater.
6. Mantemento
Un mantemento regular garante un rendemento óptimo e unha maior duración do seu quentador de auga.
- Inspección anual: Have a licensed professional inspect the unit annually, including gas connections, water connections, and the exhaust system.
- Draining for Freezing Temperatures: If the unit is exposed to temperatures below 14°F (-10°C) or will be unused for an extended period, completely drain the water from the unit to prevent freezing and damage.
- Limpeza: Keep the exterior of the unit clean and free from obstructions. Do not use abrasive cleaners.
7 Solución de problemas
If the water heater displays an error code, refer to the table below for common issues and solutions. For persistent problems, contact customer service.
| Código de erro | Nome da falla |
|---|---|
| E0 | Outlet Water Temperature Sensor is Faulty |
| E1 | Fallo de ignición |
| E2 | Apagamento accidental |
| E3 | Overtemperature Fault |
| E4 | Inlet Water Temperature Sensor is Faulty |
| E5 | DC Fan Malfunction |
| E7 | Solenoid Valve Malfunction |
| E8 | Fan Speed Exceeds The Limit |
| Eb | Fallo de chama residual |
| En | Tempo límite do temporizador |
| Ec | Signal Communication Failure |
For any error not listed or if troubleshooting steps do not resolve the issue, please contact Ranein customer support.
8. Especificacións
| Característica | Especificación |
|---|---|
| Marca | Ranein |
| Número de modelo | RHO19K-LPG |
| Dimensións do produto | 20.9" de ancho x 28.8" de alto |
| Cor | Gris |
| Fonte de enerxía | Gas propano |
| Voltage | 120 voltios |
| Caudal máximo | 8.5 galóns por minuto |
| Temperatura máxima | 149 graos Fahrenheit |
| Saída de calor | 190,000 unidades térmicas británicas |
| Eficiencia | Alta Eficiencia |
| Presión máxima de operación | 150 libras por polgada cadrada |
| Tipo de montaxe | Muro |
| Peso do elemento | 49 libras |
9. Garantía e soporte
Ranein ofrece unha 2 anos de garantía do fabricante against manufacturing defects. For comprehensive product problem-solving services, installation guidance, or product consultation, please contact our professional after-sales team.
- Correo electrónico: servizo@ranein.net
- Teléfono dos EUA: (424) 452-2630

Image 9.1: Ranein customer service and support details.





