Grundfos AQtap Service Instructions With Installation And Operating Instructions page 41

7. Unscrew the mounting screw of the coil plug.
8. Remove the coil plug.
9. Unscrew and remove the 4 screws inside the power supply
unit.
10. Take out the power supply unit.
11. Replace the power supply unit by the new one.
12. Screw in and tighten the screws to fix the new power supply
unit.
– Torque = 2.0 ±0.1 Nm
Torque [Nm]
2.0 ±0.1
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