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8Hydraulic connection8 Hydraulic connectionDetails on how to route the supply and return piping andhow to pipe multiple collector arrays can be found in theinstallation instructions of the Solar Pump Station andthe Solar Technical Design Guide.1Use the hydraulic collector connection set with itsflexible pipes to connect the collectors to the supply andreturn piping. It is not permitted to hook a rigid pipedirectly to the collector.NOTICEThe connector connection pipes can becut to length if needed.23NOTICEFor the roof penetration use special tilesor flashings available for this purpose orroof jacks. If a job requires a customsolution, consult a professional roofingcontractor.Fig. 49 Routing connection pipes under the roof1 Supply line (shown without insulation)2 Return line (shown without insulation)3 Sensor cable63043965.56-1.SDNOTICEFeed the sensor cable together with thesupply pipe under the roof.NOTICEIt is recommended to install an automaticair vent at the highest point of theinstallation. The air vent can be installeddirectly on the collector where the supplyline connects, or in the attic where theconnection set hooks up to the supplypiping toward the pump station. In eithercase in order to work properly the air ventmust be positioned perfectly vertically.34Logasol SKN 3.0 - We reserve the right to make any changes due to technical modifications.