1. Einleitung
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your LiberLive RV Tankless Water Heater. This propane-powered, on-demand unit is designed to provide continuous hot water for recreational vehicles and campers, featuring a 12V DC power supply and a 15 x 15 inch door for installation. Please read this manual thoroughly before installation and use.

Figure 1: LiberLive RV Tankless Water Heater, remote, and shower kit.
2. Sicherheitshinweise
Your safety is paramount. This LiberLive RV Tankless Water Heater is CSA certified and incorporates multiple safety features. Adhere to all warnings and instructions to prevent injury or damage.
2.1 Allgemeine Sicherheitsvorkehrungen
- Ensure proper ventilation during operation to prevent carbon monoxide accumulation.
- Do not block any openings on the water heater unit.
- Only use propane gas as the fuel source.
- Verify all gas and water connections are secure and leak-free before operation.
- Halten Sie brennbare Materialien vom Warmwasserbereiter fern.
2.2 Integrierte Sicherheitsmerkmale
The unit is equipped with nine advanced safety protections:
- Überhitzungsschutz: Schaltet sich automatisch ab, wenn die Wassertemperatur die zulässigen Grenzwerte überschreitet.
- Schutz vor Trockenbränden: Prevents operation without sufficient water flow.
- Flammenausfallschutz: Shuts off gas supply if the flame extinguishes.
- Frostschutz: Helps prevent damage in cold temperatures.
- Anti-Scald Protection: Maintains stable water temperature to prevent sudden spikes.
- Hochdruckschutz: Schutzmaßnahmen gegen übermäßigen Wasserdruck.
- Low Air Pressure Protection: Ensures adequate air supply for combustion.
- Low Water Pressure Start-up: Requires sufficient water pressure to initiate operation.
- Flue Blockage Protection: Detects and responds to exhaust obstructions.

Abbildung 2: Überview of the 9 integrated safety protections.
3. Produktkomponenten
The LiberLive RV Tankless Water Heater package includes the following items:
- LiberLive RV Tankless Water Heater Unit
- Kabelgebundene Fernbedienung
- Showerhead Kit (for external use)
- Installationshandbuch (dieses Dokument)
4. Installation
Proper installation is crucial for the safe and efficient operation of your water heater. If you are unsure about any step, consult a qualified professional.
4.1 Standortanforderungen
- The water heater requires a 13 x 13 inch cut-out for mounting. The exterior door measures 15.9 x 15.9 inches.
- Ensure the installation area provides proper ventilation and exhaust.
- The unit requires a 12-volt DC power connection.
4.2 Anschlüsse
- Water Inlet & Water Outlet: 1/2" NPT connections.
- Gaseinlass: 1/2" NPT, includes a 5/8" NPT adapter.
- Connect the wired remote controller to the designated port on the unit.

Figure 3: Installation dimensions for the water heater.

Figure 4: Water and gas connection points.
Wichtiger Hinweis: If the hot and cold water pipes are reversed, the water heater will not respond when turned on. To identify the cold water pipe, simply turn on the pump and observe which pipe delivers cold water.
5. Bedienung
The LiberLive RV Tankless Water Heater provides on-demand hot water with precise temperature control via its wired remote.
5.1 Fernbedienungsfunktionen
The smart remote control allows operation from up to 6.6 feet away. Its display shows water temperature, combustion status, fan operation, and spray status.
- Netzschalter: Schaltet das Gerät ein oder aus.
- Temperature Unit Switch Button: Schaltet zwischen Celsius und Fahrenheit um.
- Temperature Increase/Reduction Buttons: Stellt die gewünschte Wassertemperatur ein.

Figure 5: Intelligent Digital Sensor Remote Control.
5.2 Temperatureinstellung
The temperature range is adjustable from 95°F to 124°F (35°C to 51°C). Use the up and down arrows on the remote to set your desired temperature. The built-in microcomputer control system ensures precise flame control and consistent hot water delivery.
5.3 External Shower Function
This upgraded model features two water outlets: one for internal RV use and an additional outlet for external use. To use hot water outside the RV, open the water heater's exterior door and connect the included shower head kit to the additional water outlet.

Figure 6: Utilizing the external shower outlet.
6. Leistungsmerkmale
The LiberLive RV Tankless Water Heater is engineered for high performance and efficiency.
- Hohe Heizleistung: Delivers up to 55,000 BTUs of thermal power.
- Hohe Durchflussrate: Produces 3.9 Gallons Per Minute (GPM) of hot water.
- Schnelles Aufheizen: Reaches 124°F in approximately 25 seconds, providing instant hot water without preheating.
- Konstante Wassertemperatur: Equipped with high-efficiency heating coils and a microcomputer control system for stable water temperature, with a fluctuation of only ±2°F. Staged combustion technology prevents overheating and ensures energy efficiency.
- Leistungsfähigkeit in großen Höhen: Designed to operate effectively at high altitudes, including up to 9,800 feet above sea level. An enhanced NIDEC fan provides 300Pa of power for reliable operation in various conditions.
- Energieeffizienz: Reduces propane consumption by up to 40% compared to traditional tank water heaters.

Figure 7: 55,000 BTU Heating Power.

Figure 8: Consistent water temperature output.

Figure 9: High altitude operational capability.
7. Wartung
Regelmäßige Wartung gewährleistet die Langlebigkeit und optimale Leistung Ihres Warmwasserbereiters.
- Frostschutz: The unit has built-in freeze protection. However, in extremely cold conditions or during prolonged storage, it is recommended to drain the water system to prevent potential damage.
- Regelmäßige Inspektion: Periodically check all water and gas connections for leaks. Inspect the exhaust vent for any blockages.
- Reinigung: Keep the exterior of the unit clean and free from debris. Do not obstruct the air intake or exhaust vents.
8. Fehlerbehebung
If you encounter issues with your LiberLive RV Tankless Water Heater, refer to the following general troubleshooting steps. For specific error codes displayed on the remote, consult the detailed troubleshooting section in the full installation manual.
- Kein heißes Wasser: Check propane supply, 12V DC power connection, and water flow. Ensure hot and cold water lines are not reversed.
- Inkonsistente Temperatur: Verify adequate water pressure and flow. Ensure the remote control is set to the desired temperature.
- Gerät lässt sich nicht einschalten: Check power supply, remote control connection, and ensure all safety features are not activated (e.g., low water pressure).
- Ungewöhnliche Geräusche oder Gerüche: Immediately turn off the unit and propane supply. Contact customer support or a qualified technician.
9. Spezifikationen
| Besonderheit | Spezifikation |
|---|---|
| Marke | LiberLive |
| Modellnummer | FCRSQ-MS-BLACK |
| Stromquelle | Propangas |
| Bandtage | 12 Volt (DC) |
| Wastage | 55000 Watt |
| Wärmeabgabe | 55000 BTU pro Stunde |
| Maximaler Durchfluss | 3.9 Gallonen pro Minute (GPM) |
| Temperaturbereich | 95°F - 124°F |
| Maximaler Betriebsdruck | 109 PSI |
| Technische Daten | 15 x 15 x 13.5 Zoll |
| Artikelgewicht | 30.5 Pfund |
| Water Inlet & Outlet | 1/2" NPT |
| Gaseinlass | 1/2" NPT (with 5/8" NPT adapter) |
| Zertifizierungen | CSA Certificated |
10. Garantie und Support
LiberLive stands behind the quality of its products.
10.1 Garantieinformationen
The LiberLive RV Tankless Water Heater comes with a comprehensive 1 Jahr Garantie that covers the entire unit from the date of purchase. This warranty covers defects in materials and workmanship under normal use.
10.2 Kundendienst
Our dedicated customer support team is available to assist you with any questions, concerns, or technical issues you may encounter. Please refer to the contact information provided with your product packaging or visit the official LiberLive webWebsite für Supportdetails.

Figure 10: LiberLive Customer Support Team.