Wilo Isar BOOST5 - Page 14

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14 Installation and operating instructions • Isar BOOST5 • Ed.06/2024-05
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Fig.7: Suction mode
Fig.8: Filling
Fig.9: Operating buttons + and -
Fig.10: Operating button On/Off
✓ The product is in suction mode.
1. Remove the refill opening cap and the venting screw.
2. Fill the product with water (approx. 1.5L) until the water comes out of the aeration
opening (Fig. 8).
3. Put the refill opening cap and the venting screw back on.
4. Open the gate valve (Item 1, 2).
5. Connect the mains plug to the power supply.
6. Activate product at the main switch.
7. Simultaneously press operating buttons “+” and “-” for 5seconds (Fig. 9).
⇒ The product switches to suction mode.
8. Press the “On/Off” operating button on the control panel (Fig. 10).
⇒ Suction takes a maximum of 5minutes. At the end of each minute, the pump auto-
matically stops for 5seconds and then restarts. The process is repeated until the
product is ready for operation. During the process, the LEDs flash. Suction is stopped
after 5minutes or if the suction is completed. The LEDs no longer flash.
9. If the pump does not self-prime, repeat the procedure.
10. Press the “On/Off” operating button on the control panel.