TABLE OF CONTENTS 2 TABLE OF CONTENTS 3 GREETINGS FROM THE IMPORTER’S REPRESENTATIVE 4 OPERATING PRINCIPLE OF THE REXENER WATER HEATER 5 SAFETY INSTRUCTIONS 6 CONTENT OF THE REXENER WATER HEATER 6 INSTALLING THE REXENER WATER HEATER 7 ADVICE FOR INSTALLING THE DEVICE 7 BLEEDING THE FUEL SUPPLY SYSTEM 9 HEATER STRUCTURE 10 CONTROL PANEL 11 INSTALLING INSTRUCTIONS 12 CIRCULATION PUMP 12 OVERHEAT PREVENTION SYSTEM 12 DAILY INSPECTION POINTS 12 CLEANING AND MAINTENANCE 13 ANNUAL MAINTENANCE 14 OPERATING FAILURES 15 DIAGNOSING AND REPAIRING 17 PRODUCT SPECIFICATIONS 18 TECHNICAL SPECIFICATIONS 19 REXENER PR200 WATER HEATER WARRANTY 22 MAINTENANCE LOGBOOK...
The Rexener water heater was designed to be easy to install as the heater of a new hot tub or swimming pool, or to replace the heating solutions of either traditional wood-heated hot tubs or swimming pools.
The Rexener water heater produces practically no carbon monoxide. Only harmless carbon dioxide is discharged from the exhaust pipe. • Since all of the energy in the diesel can be converted into heating power, the Rexener water heater boasts excellent efficiency, which means low fuel consumption. •...
SAFETY INSTRUCTIONS The purpose of these safety instructions is to ensure the safe use of the Rexener water heater. Adherence to these instructions minimises the risk of injury or death and damage to the heating device as well as other items or premises.
A damaged power cord or plug may cause a short circuit, electrical shock and even fire. * If the Rexener water heater’s power cord is damaged, it must be immediately replaced with a new one at a maintenance shop authorised by the manufacturer or importer, or in some other authorised provider of electrical repair services.
• The manufacturer and importer strongly recommend ordering the installation service for the heater. • Place the Rexener water heater in the position reserved for it. Ensure that the heater is in the appropriate and stable position horizontally and vertically by using the adjustable legs.
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The fuel supply system must be bled in conjunction with the initial start-up or when the fuel runs out, when necessary. First try to turn on the heater 2-3 times. If the heater does not start, bleed the fuel supply system according to the instructions below.
Overheating sensor Temperature sensor Diesel burner Fan air intake Burner igniter Fuel pump Flame detector Fuel supply bleeding screw Fuel filter PR200 Heater Heated water outlet connection Heater water inlet connection Position of the heating element drain valve Fuel hose lead-through...
CONTROL PANEL 1. LIQUID CRYSTAL DISPLAY The display can be used to check temperature adjustments, error codes, etc. – The temperature on the left side of the display indicates the temperature of the water to be heated – The temperature on the right side of the display indicates the target temperature set for the water 2.
INSTALLING INSTRUCTIONS Check the fuel and water levels. Connect the power cord to the power socket and press the Reset switch on the plug to connect power to the heater. Press the “Power” button. Once the heater has been activated, the “Burn” indicator (3) is lit. Use the temperature control buttons (6) to set the desired temperature.
CIRCULATION PUMP If a circulation pump has been acquired for the Rexener water heater, it is always on when the heater burner is active. When the heater is switched off, the circulation pump shuts down. The water heater requires a circulation pump to function.
If the flame detector is extremely sooty, the heater may also require sweeping. Sweeping The Rexener PR200 heater requires occasional sweeping. Sweeping may only be performed by an import- er-authorised provider of maintenance services. Sweeping is required if the heater produces smoke during operation.
ER3 -> Insufficient water level or air pockets in the water tank. Heater repairs • In the event that the basic maintenance parts of the Rexener water heater require replacing, please contact the importer. • Perform periodic maintenance on the heater at least once a year. Periodic maintenance may be performed by an importer-authorised maintenance service, or you may perform the maintenance yourself with a service kit that is available to purchase from the importer.
DIAGNOSING AND REPAIRING If the heater is not functioning, check the following: Is the power connected? Is there sufficient fuel? FAULT DESCRIPTION POSSIBLE CAUSE REPAIR MEASURE Connect the power cord plug to The plug is not connected to the socket. the socket. The device does not Check the operation of the receive power, none of...
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FAULT DESCRIPTION POSSIBLE CAUSE REPAIR MEASURE Clean or replace the filter. The fuel filter is clogged. Instructions on page15. The fuel pump NOISY BURNER is noisy during There is air in the fuel system. Bleed the fuel supply system. operation. The burner has failed.
PRODUCT SPECIFICATIONS Product name REXENER PR200 Model name PR-200 Heating output 18.5 kW Heating efficiency 96 % Fuel consumption 1.94 L/h Fuel diesel, biodiesel, red diesel Burner type Diesel spray Usage Heating pools and hot tubs Water tank capacity 17.1 Litre Maximum operating 1.7 bar (167 kPa)
TECHNICAL SPECIFICATIONS EN 303-1 7.2 result the required draught in mbar 0.04 mbar gas side resistance and combustion chamber pressure 0.14 mbar for heaters operating with positive pressure in mbar exit flue gas temperature in exit flue gas mass flow in kg/s 0.0088 kg/s emissions of nitrogen oxides NOx in mg/kWh 119 mg/kWh...
REXENER PR200 WATER HEATER WARRANTY Warranty provided by Rex Nordic Oy (2646942–1) Mustanlähteentie 24A, 07230 Askola, FINLAND 1. General description Rex Nordic provides a warranty to consumers who have purchased a product imported by an importer either directly or from a reseller. The consumer’s rights during the warranty period are determined based on the regulations valid in the country where the warranty or warranty service claim has been presented.
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warranty. The importer grants a 12-month warranty for products starting from the date of purchase of the device. In case of specifically mentioned and marketed products, the warranty may be extended at rexnordic.com by activating a 2-year additional warranty within 4 weeks of the date of purchase. Following the registration of the additional warranty, the maximum warranty period of the product shall be 3 years in total.
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emerged, in which case the customer shall have the option of not repairing the defect not covered by the warranty terms. In the situation described above, the product’s return charges shall fall under the customer’s responsibility. The product can also be recovered from the Importer’s maintenance service where the product has been sent at no extra charge.
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