9
Bleed the pump (see pump instructions).
Connect the electrical connection of the pump to the pressure switch.
Connect the pressure switch to the mains.
6
Operation
Fig. 6
1.
Indicates that the pump is connected to the
mains.
2.
Indicates that there is an fault.
3.
Indicates that the pump is in operation.
4.
Serves to restart the unit after a malfunction.
Operating states
The pump is in normal operation
The pressure switch is connected to the mains.
As soon as the consumer is closed, the pressure switch switches off the
pump briefly with a time delay and the LED goes out.
The unit has detected a dry run and now tries up to 3 times to return to
normal.
The unit has not reached a normal state after 3 attempts and is in fault
mode.
To exit this mode, you must find and eliminate the source of the
error (this can be, for example, a defective hose, empty medium
tank or a leaking suction line, etc.). Now a new start attempt can
be made by pressing button 4 (Fig. 6).
Fig. 7
