Installation arrangement above the water level Installation arrangement below the water level Connecting the heat exchanger 7.3.1 Connecting WTI / SWT / QWT to a circulation pump / filter system 7.3.2 Connecting QWT 100-140/100-209 and WTI 100-140/100-209 to a filter system Start-up...
Heat exchanger QWT, WTI, SWT / Important basic information Important basic information 1.1 General Thank you for choosing our product. To make sure you can enjoy it for a long time, we ask that you follow these instructions on how to connect and handle the product correctly.
2.1 Product-related information The heat exchanger is designed for heating swimming pool water in private pools in non-explosive areas. The heat exchanger in the QWT series is designed exclusively for heating up pool water by means of a hot water heater.
Heat exchanger QWT, WTI, SWT / General information and safety information DANGER Proper use also includes • observing all the instructions in the installation instructions • complying with inspection and maintenance works Modifications and alterations to the heat exchanger are forbidden for safety reasons!
Heat exchanger QWT, WTI, SWT / Accessories CAUTION The heat exchanger itself can heat up to the flow temperature of the heating water if the pool water does not flow through it. Connected plastic lines may be subjected to unacceptable thermal loads and damaged as a result.
Heat exchanger QWT, WTI, SWT / Water requirements Water requirements Water in swimming/bathing pools or swimming/bathing ponds must not exceed or fall short of the following values. QWT, SWT WTI, SWT-T Chloride max. 500 mg/l max. 3000 mg/l Free chlorine content max.
Heat exchanger QWT, WTI, SWT / Technical data 5.2 SWT 100 Combo socket 1 ½” x DN 40 For heating the swimming pool water by connecting to a solar power system, heat pump or a low-temperature heating system. Consisting of an outer stainless steel jacket with welded-in stainless steel coil, complete with a thermowell for the installation of an electronic temperature sensor.
Heat exchanger QWT, WTI, SWT / Technical data 5.4 WTI 100 2 sockets 1 ½” or 2” (titanium) For use in water with a high chloride content (unlimited). For heating the pool water by connecting to a central heating system, complete with a welded thermowell.
Heat exchanger QWT, WTI, SWT / Installation and connection dimensions Installation and connection dimensions 6.1 Transport and storage NOTE Only transport the water heat exchanger when it is empty! Only store the rinsed and drained water heat exchanger inside rooms with a non-aggressive atmosphere.
NOTE Generally, disinfectors must be installed after the heat exchanger. 7.3.1 Connecting WTI / SWT / QWT to a circulation pump / filter system • Connect the heating water circuit to the primary side of the heat exchanger.
Heat exchanger QWT, WTI, SWT / Maintenance and servicing 7.5 Function In the counter-current heat exchanger QWT, the heat is transferred from the heating water circuit to the pool water circuit. In the counter-current heat exchanger WTI , the heat is transferred from the heating water circuit to the pool water circuit.
Heat exchanger QWT, WTI, SWT / Diagnosing malfunctions Diagnosing malfunctions DANGER Maintenance and repair may only be carried out by trained and approved specialists. We recommend making a maintenance contract that includes inspecting and servicing the heat exchanger. Assessment Possible causes...
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