1. Ifihan
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Ranein 2025 GEN II ExploreFlow Pro RV Tankless Water Heater. Please read all instructions carefully before installation and use. Retain this manual for future reference.

Image 1.1: Ranein RV Tankless Water Heater, engineered for adventure and CSA certified.
2. Alaye Aabo
Your Ranein water heater is designed with safety in mind and is CSA-certified. Adhere to all local codes and regulations during installation and operation. Failure to do so may result in property damage, personal injury, or death.
Awọn iṣọra Aabo Gbogbogbo:
- Rii daju pe fentilesonu to dara lakoko iṣẹ.
- Má ṣe kó àwọn ohun èlò tó lè jóná síbi ẹ̀rọ ìgbóná omi.
- Verify gas connections are secure and leak-free.
- The unit features an automatic gas shut-off if flames fail.
- An anti-freeze system activates below 42.8°F (6°C) to prevent damage.
- A built-in pressure relief valve drains excess water if pressure is too high.

Image 2.1: Illustration of the built-in pressure relief valve, designed to release excess water pressure.
3. Ọja Ipariview
The Ranein 2025 GEN II ExploreFlow Pro is a 65,000 BTU on-demand RV tankless water heater designed for continuous hot water supply. It features a multi-function controller, a thermostatic chamber for stable temperatures, and high-altitude readiness.
Awọn ẹya pataki:
- Omi Gbona Ailopin: Delivers up to 3.9 GPM at 65,000 BTU.
- Thermostatic Chamber: Ensures consistent water temperature by automatically adjusting heat output.
- Iṣakoso latọna jijin pupọ-iṣẹ: Displays real-time gas usage, voltage, water flow rate (GPM), anti-freeze activation status, and supports high-altitude operation.
- High Altitude Ready: Operates efficiently at altitudes up to 9,800 feet.
- Anti-Freeze System: Automatically activates below 42.8°F (6°C).
- CSA Ifọwọsi: For safety and reliability.

Image 3.1: The Ranein ExploreFlow Pro RV Tankless Water Heater and its digital remote control.

Image 3.2: Key features of the Ranein RV Water Heater, highlighting its performance and design.

Image 3.3: Details of the 2025 GEN II performance upgrades, including enhanced efficiency and quiet operation.

Image 3.4: Illustration of the constant temperature chamber, which prevents temperature fluctuations.
4. fifi sori
The Ranein ExploreFlow Pro is designed for easy replacement of most RV water heaters, fitting a standard 12.8" x 12.8" opening. Compatible door kits are sold separately.
Awọn igbesẹ fifi sori ẹrọ:
- Mura Ṣii silẹ: Ensure your RV has a 12.8" x 12.8" cutout.
- Ẹyọ Gbékalẹ̀: Secure the water heater into the prepared opening.
- So awọn Laini Omi pọ: Connect the 1/2" NPT water inlet and outlet.
- So Laini Gaasi pọ: Attach the 5/8"-18UNF gas interface.
- So agbara: Wire the unit to a 12V DC power supply (Black for positive, White for negative).
- Fi Iṣakoso Latọna jijin sori ẹrọ: So isakoṣo latọna jijin ti firanṣẹ.
- Ṣayẹwo Ṣayẹwo: After all connections, check for any gas or water leaks.
Attention: If the unit does not start after installation, verify that the hot and cold pipes are not reversed.

Image 4.1: Dimensions and compatibility for RV installation, showing a 12.8" x 12.8" cutout.

Image 4.2: Connection points for power, water, and gas on the Ranein water heater.
5. Isẹ
The multi-function remote control allows for easy management of your water heater settings and monitoring.
Using the Multi-Function Remote Control:
- Eto iwọn otutu: Adjust desired water temperature.
- Ifihan akoko gidi: View real-time GPM (gallons per minute), current temperature, voltage, and gas usage.
- High Altitude Mode: Activate for optimal performance at elevations up to 9,800 feet.
- Anti-Freeze Activation: Monitor the status of the automatic anti-freeze system.
- Awọn koodu aṣiṣe: The display will show error codes if an issue occurs.

Image 5.1: The multi-function remote control interface, displaying temperature, voltage, àti àwọn ìwádìí iṣẹ́ míràn.

Image 5.2: Detailed explanation of the remote control's display and functions.

Image 5.3: The water heater's capability to operate effectively in high altitude environments up to 9,800 feet.

Aworan 5.4: Examples of the water heater's versatile applications in an RV setting.
6. Itọju
Regular maintenance ensures the longevity and optimal performance of your Ranein water heater.
Key Maintenance Points:
- Anti-Freeze System: The unit has an automatic anti-freeze system. Ensure it is functioning correctly, especially in cold climates.
- Igba otutu: For extended periods of non-use in freezing temperatures, it is recommended to fully drain the water heater and plumbing system to prevent damage, even with the anti-freeze system.
- Ninu: Periodically inspect and clean the exterior of the unit.
- Afẹfẹ: Keep the exhaust fan and air intake clear of obstructions.
7. Laasigbotitusita
This section addresses common issues you might encounter with your Ranein water heater.
Awọn oran ti o wọpọ ati Awọn ojutu:
- Ko si Omi Gbona:
- Check gas supply and connections.
- Verify 12V power supply is connected and functional.
- Ensure water flow is sufficient (minimum flow rate required for activation).
- Check remote control for error codes.
- Iwọn otutu Omi Iyipada:
- The thermostatic chamber should prevent this. If it occurs, check water pressure and flow consistency.
- Ensure the unit is not cycling on/off rapidly due to low flow.
- Ẹka Ko Ibẹrẹ:
- Confirm hot and cold water lines are connected correctly (not reversed).
- Check for error codes on the remote control.
- Tiipa Gaasi:
- The unit has an automatic gas shut-off if flames fail. If this happens repeatedly, check gas pressure and ventilation.
8. Awọn pato
Detailed technical specifications for the Ranein 2025 GEN II ExploreFlow Pro RV Tankless Water Heater.

Image 8.1: Detailed product parameters and dimensions.
| Sipesifikesonu | Ẹ̀kúnrẹ́rẹ́ |
|---|---|
| Brand | Ranein |
| Nọmba awoṣe | RA65LH |
| Ọja Mefa | 15"W x 15"H |
| Awọn iwọn gige gige | 12.8" x 12.8" |
| Iwọn BTU | 65,000 BTU |
| Oṣuwọn Sisan (GPM) | Àròpọ̀ 3.9 GPM |
| Epo Iru | Propane (Gasi LP) |
| Agbara Input | 12V DC |
| Omi Ṣiṣẹ Ipa | 10 PSI - 110 PSI |
| Fuel Inlet Pressure | 0.4 PSI |
| Eto Iwọn otutu | 95°F (35°C) - 124°F (51°C) |
| Pataki Awọn ẹya ara ẹrọ | Multi-Function Remote Control, Thermostatic Chamber, Anti-Freeze System, CSA Safety Certification |
| Iwọn Nkan | 27.8 iwon |
9. Atilẹyin ọja ati Support
Ranein ti pinnu lati pese awọn ọja ti o gbẹkẹle ati iṣẹ alabara ti o tayọ.
Alaye Atilẹyin ọja:
- Your Ranein water heater comes with a 2-odun atilẹyin ọja lodi si awọn abawọn iṣelọpọ.
- The product also features 8 types of security protection for enhanced durability and safety.

Aworan 9.1: Pariview of the 2-year warranty and 8 types of security protection features.
Atilẹyin Onibara:
For comprehensive product problem-solving service or any inquiries, please contact the Ranein Team:
- Imeeli: service@ranein.net
- Foonu AMẸRIKA: (424)-452-2630





