6
Boiler temperature controller EKOSter 420
5. Controller installation
1.
The controller is designed to be mounted on the boiler.
2.
Using the provided template for positioning of the controller.
3.
Install a screw in the boiler housing in the place indicated on the template.
4.
Decide on the method of routing the cable from the controller (rear, bottom)
and remove the corresponding caps from the housing.
5.
Slide the controller onto the fixed screw, use the other two screws to fasten
it to the boiler housing.
6.
Install the optional cables at the appropriate connectors and put them
through the holes in the housing.
7.
Protect the installed cables against pulling out, fixing then to the housing in
special sockets using the provided brackets and screws.
8.
Install the controller door.
5.1 Connection of the controller to the electrical system
1.
Connect the fan, pump and feeder with the appropriate power cables (see
- Figure 3).
2.
Install all necessary sensors (and reed relay for the piston feeder) acc. to
Fig.4 and Fig.6.
3.
Put the plug of the controller power supply cable in a ~ 230 V socket.
4.
Switch the controller on, using the power switch.
Note:
If after the controller is switched on, the display is not lit
up, check whether there is voltage in the mains socket, then
check the fuses and replace if damaged with new ones 2 x 5 A. If,
after the replacement of fuses the display remains dark, please
contact the maintenance provider.
Always replace fuses with the unit switched off and the plug
removed from the socket.
!
4. Pump and blower connection diagram
Fig. 4 Connection diagram of the
blower cable
M
N
L
PE
blower
blue wire N
Fig. 5 Connection diagram of
the pump cable
brown wire L
yellow-green wire PE
M
pump
