Wilo Isar BOOST5 - Deactivating Suction Mode; Operating Under Load; Setting the Operating Pressure

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Installation and operating instructions • Isar BOOST5 • Ed.06/2024-05 15
6.2 Deactivating suction mode
1 2 3
Suction mode
Load operation
Fig.11: Deactivating suction mode
The product is set to suction mode as a factory setting. If proper load operation is ensured
or the inlet is already pressurised, the automatic suction mode can be switched off.
1. Remove the drainage screw plug.
2. Turn the change-over switch to the vertical position.
3. Replace the drainage screw plug.
6.3 Load operation
H +
2
1
Fig.12: Load operation
Fig.13: Operating button On/Off
1. If the product is to be operated under load. Deactivate suction mode [”15].
2. Open the gate valve (Item 1, 2).
3. Connect the mains plug to the power supply.
4. Activate product at the main switch.
5. Press the “On/Off” operating button on the control panel (Fig. 13).
6.4 Setting operating pressure
The “operating status” LEDs indicate the desired operating pressure.
The operating pressure can be set between 1bar and 5.5bar.
• Indicate operating pressure: Press operating button “+”.
• Adjust the operating pressure by 0.5bar at a time: Press operating buttons “-” or “+”.
Example: