- The drive of the pump is a DC motor.
- For AC operation a transformer is integrated in the module cap.
- Due to protection class 2 a protective conductor (ground wire) is not required.
Danger! Danger of electrocution!
- Have all electrical work carried out by qualified personnel only.
- Disconnect motor from power supply and ensure it cannot be reconnected unintentionally.
- Check if pump is de-energized.
Warning! Fire hazard due to electrical ignition!
- Make sure that the pump is only connected to the power supply specified on the name plate.
- A permanent power supply is possible, alternatively use a mains plug with IP 44 rating (provide isolator that separates all poles).
- Round cable diameter 5 – 8 mm
- Cord diameter 0.75 – 1.5 mm2
- Strip cords by 8.5 – 10 mm.
- Twist wires (no wire end sleeves, no tinned ends).
![](/media/bwo200_digit_pics_16.png)
Undo module cap with a Tx10 screwdriver.
![](/media/bwo200_digit_pics_17.png)
Loosen the cap nut and insert cable.
![](/media/bwo200_digit_pics_18.png)
Push forward the yellow lever, insert cable wires into red clamp, then release the yellow lever again.
![](/media/bwo200_digit_pics_19.png)
Arrange the cable properly inside the module cap, then refasten the cap nut.
![](/media/bwo200_digit_pics_20.png)
Refasten the module cap.
![](/media/bwo200_digit_pics_21.png)
For final venting alternately turn the pump on and off …
![](/media/bwo200_digit_pics_22.png)
… and open and close hot water tap several times …
![](/media/bwo200_digit_pics_23.png)
… until noiseless pump run is achieved.