Installation
GB
3.4 Electric installation
Fig. 3: Connection diagram
22
- Check connections for leaks
or
- Install pump HEP 25-180-10 externally
- To insulate the pump, fit insulation semi-shells if required
- Plug the mains plug into the pump power supply socket (see Fig. 1)
- Plug the PWM cable into the pump PWM socket (see Fig. 1)
- Connect the power cable according to Fig. 3 at output 230 V (mains power out-
put) in control unit LMS
- Connect the PWM cable according to Fig. 3 at output P1 (PWM control output) in
control unit LMS
Note: For external installation, use the fittings supplied to install the connecting
cables in the boiler.
Variable speed pump HEP 25-180-10
7303554-01 07.11