1 - Jula

ENGLISH3. If connecting an external circulation pumpor solenoid valves, first remove the screwconnector as described below. Connectthe neutral wire (blue) to terminal 1, earthwire (green-yellow) to terminal 2 and thelive wire (red) to terminal 3. Assemble thescrew connector and connect it to thesolar collector array’s controller.4. Tighten all connections and screw joints. Plug into a wall socket.Commissioning1. Switch on the solar collector array controller.Hold down the Confirm button for 2 secondsin the main menu to start the circulationpump (P1) to the solar panel.2. Note the flow in the solar collector array,which is shown on the display screen. If theflow is not even, air is still present in thesystem. Bleed the system by opening thevent valve several times.3. When the flow is even, check the systempressure on the manometer. The systempressure should be 2 bar. If it is lower, topup the heat-carrying medium.4. Recheck all joints and connections in the system for leaks. Bleed the system again after a fewhours of operation. Top up the heat-carrying medium if necessary.5. When commissioning is complete, disconnect the refill pump.6. If the auxiliary heating device is connected, switch it on by holding down the Confirm button untilis displayed on the screen.63