Table of Contents
Summary of Contents for RecPro RP-1057-42BTU
- Page 1 RV Tankless Water Heater User Manual RP-1057-42BTU RP-1057-60BTU This water heater is ONLY for installation in Recreational Vehicles (RV’s) and is manufactured by RecPro 806 S. Division St. Bristol, IN 46507 Design conforms to CSA/ANSI Z21.10.3:19 & CSA4.3:19...
- Page 2 This is your visual warning that the water heater is operating in an unsafe manner. If soot is present, immediately shut the water heater down and contact RecPro or an authorized service person. When there is strong wind, please keep the exhaust outlet of the blower in the same direction of wind, in order to let it exhaust smoothly.
- Page 3 WARNING Water heaters for recreation vehicle installation only. Failure to follow the instructions provided may result in a fire or explosion that could result in property damage, personal injury, or death. • Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
- Page 4 WARNING Do not alter the operation of your water heater, nor change the design/ construction of your water heater. This appliance is not intended for use by young children or infirm persons without supervision. Young children should be supervised to ensure that they do not play with the appliance. The thermostat on your water heater is adjustable.
- Page 5 ABOUT THIS WATER HEATER...
- Page 6 Features: • On Demand Hot Water • LP Gas/Induced Draft • Consistent Hot Water Temperature • Linear Gas Control Valve • Electronic Gas Modulation • Microprocessor Controls This gas water heater is designed especially for RV use. Hot Water On Demand This feature is activated by water flow.
- Page 7 Safety Features: Flame out protection: If the flame goes out, the gas supply to the burner will switch off. Low-Voltage/Over-Voltage Shutdown: If the voltage drops below 10V DC (or rises above 17V DC), the appliance will shut off. Over-current Protection: If there is a short circuit in the appliance (>10 A), a fuse on the control unit will activate and the appliance will switch off.
- Page 8 How It Works: 1. Turning on a hot water faucet activates the On Demand Water Heater. 2. The water heater senses the flow of water. 3. The water heater confirms that the combustion air fan is working. 4. The combustion chamber is then purged of any remaining raw gas. 5.
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Page 9: Installation
INSTALLATION Installation and service must be performed by a qualified installer, service agency, OEM, or gas supplier. This appliance must be installed in accordance with local codes or, in the absence of local codes, the national fuel gas code, ANSI Z223 1/NFPA 54 or the CSA B149.1, natural gas and propane installation code. - Page 10 Installation Requirements Do not install the water heater to where the vent can be covered or obstructed when any door on the trailer is opened. If this is not possible, then the travel of the door must be restricted in order to provide a 6” minimum clearance between the water heater vent and any door whenever the door is opened.
- Page 11 The exhaust port should face outside the RV. The RV hot water heater should be installed on a solid, non-combustible floor (other than wood flooring) or on a non-combustible frame. In order to install a water heater firmly, the bottom of the unit should be supported by a non-combustible floor or frame.
- Page 12 Connect Cold Water Inlet and Hot Water Outlet The cold water inlet and the hot water outlet are located in the back of the heater. Identify it by the sticker on it. The cold water inlet and the hot water outlet are connected via 2 standard ½″...
- Page 13 Connect Power Supply This heater only uses 12VDC. Connect + and - PROPERLY to your RV’s power supply. Red is positive, Black is negative. All faucets are operated the same as in your home. Cold water must be added to achieve the desired hot water temperature.
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Page 14: Troubleshooting
Each time you press the hotter or colder key, the temperature °C Temperature will change by 1°F. Display °F Water Flame Flow Warmer ON/OFF Cooler °C/°F Troubleshooting NOTE: There may be air inside the gas pipeline to this water heater prior to first time use, which may prevent the water heater from igniting successfully. - Page 15 MAINTENENCE Periodic examination of water leaks and gas leaks with soap. DO NOT use a naked flame for detecting leaks. Periodic examination of venting systems to make sure the air inlet openings in the door panel are without any blocks, such as leaves, heavy dust, mud, etc. Cleaning of burner: A burner that is covered in soot and debris will not heat your water efficiently and will cause your gas consumption to increase.
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Page 16: Error Codes
ERROR CODES Error Code Description The hot water outlet temperature probe is broken, or has a No fan working signal detected during start-up or water heater operation. short circuit. Ignition failure, no ignition. Check the gas supply for any obstructions or issues with flow. Flame signal was detected BEFORE ignition, and the beeping alarm prompted a failure. - Page 17 SPECIFICATIONS RP-1057-42BTU TYPE OF GAS Propane MAX GAS INPUT 42000BTU/HR MlN GAS INPUT 8000BTU/HR MAX GAS lNLET PRESSURE 13” WC (3.23kPa) MIN GAS INLET PRESSURE 11” WC (2.74kPa) MAX WATER PRESSURE 150 PSI MANIFOLD PRESSURE 1.63” - 6.97” WC (0.41 - 1.74 kPa)
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Page 18: Wiring Diagram
WIRING DIAGRAM... -
Page 19: Electrical Schematic Diagram
ELECTRICAL SCHEMATIC DIAGRAM...
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