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Tab.24
Power connection
Wire cross section
solid wire: 2.5 mm² (AWG 14)
stranded wire: 2.5 mm² (AWG 14)
stranded wire with ferrule: 2.5 mm² (AWG 14)
Fig.56
Connecting the power cable
1
6
Preparation of commissioning
6.1
Checklist before commissioning
6.1.1
Filling the installation
Fig.57
Filling and drain valve location
7837114 - v.01 - 10012023
2
X00
5 5
4 4
3 3
2 2
1 1
N
L
4
3
AD-3002443-01
AD-3002444-01
Danger of electric shock
Always turn off the main power before working on the electrical
connections.
Make sure the following requirements are met when connecting the power
cable:
1. Remove the short power cable.
2. Connect the power cable to the connector block.
3. Close the cover.
4. Tighten the screws on both sides of the cover.
The recommended water pressure is between 1.5 bar and 2.0 bar.
Proceed as follows to fill the installation:
1. Disconnect the boiler from the power supply.
2. Fill the central heating system with clean water, using the filling and
drain valve (½", fitted on the return pipe).
3. Check the water-side connections for tightness.
4. Power up the boiler.
6 Preparation of commissioning
Stripping length
Tightening torque
7 mm
0.5 N⋅m
35
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