Operating instrutions
9.1
Assembling the power plug
Connect the power cable to the pump as shown. Caution: Line voltage! Observe the required
protective measures, national body regulations and local provisions at all times. The cable
crosssection may be no smaller than 0.75 mm
10 Filling and bleeding the system
30
WITA HE light 40-XX | 60-XX
1
3
2
2
. Use ferrules if using fine-wire cables.
The system must be filled and bled correctly.
In order to vent the pumps start the
air-extraction program.
(See Section 7.4 on Page 28)
After this procedure, the pump can be
adjusted to the required method of control.
Incomplete bleeding will lead to noise
development in the pump and system.
Warning! Burning hazard!
Depending on the system operating mode,
the whole pump can become very hot.
2
Click
4
Click
Note