4.8.3.
Standard control PCB
Various thermostats and controllers can be connected to the standard
control PCB (PCU) (
X12
connector block).
Access to the connector block:
1. Unscrew the two screws located under the front panel by a quarter
turn and remove the panel.
2. Guide the cables from the controller or thermostat through the
round grommet(s) on the right in the boiler bottom plate.
3. Tilt the control box forwards by opening the holding clips located
at the sides.
4. Open the tooling box by opening the clip fastener on the front side.
5. Run the connection cable(s) through the grommet(s) in the control
unit box.
6. Unscrew the necessary cable clamps (to access the connector
block) and introduce the cables.
7. Connect the cables to the appropriate terminals on the connector
block.
8. Firmly retighten the cable clamps and close the control panel.
4.8.4.
Connecting the pump
The pump must be connected to standard control PCB (PCU). To do
this, proceed as follows:
1. Connect the cable, that is delivered with the boiler, to the pump.
R000075-B
OT
On
/off
Tou
t
Td
hw
BL
RL
X13
X12
7
4
4
3
3
3
1
90º
1
T002047-B
X81
X81
4. Installation
Quinta Pro 30 - 45 - 65 - 90 - 115
28
250413 - 123157-03