CTC Union CTC 380 IC, Installation And Maintenance Instruction Manual

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CTC 380 IC
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4.10 Heating circulation pump
A heating circuit pump must be mounted on the flow of the boiler. The pump is
supplied with power from the boiler. For further information regarding systems principles
and connections, see Electric installation – comfort control.
4.11 Heating circuit mixing valve
A heating circuit mixing valve must be mounted on the flow of the boiler. The heating cir-
cuit mixing valve is supplied with power from the boiler. For further information regard-
ing system principles and connections, see Electric installation – convenience regulaion.
4.12 Connection of domestic hot water (DHW) or
additional heating circuits
The connections on the rear of the boiler allow connecting the boiler directly to
additional heating circuits. It is possible to connect the boiler to a DHW system.
4.13 Drainage/draining valve
Drainage/draining valve shall be mounted on the drainage connection at the rear of the
boiler.
4.14 Connection of domestic water heater (storage)
If the CTC 380 IC is combined with a domestic hot water heater, it must be
ensured that its size and capacity correspond to the installed boiler capacity. The
connection must comply with the applicable construction law regulations. Usually
to be connected to the rear flow and return connections of the boiler.
For further information regarding the system principles and connections, see Electric
installation – comfort control.
4.15 Filling
Filling is performed via a filling valve for the heating system.
Alternatively, filling can also be carried out via an emptying valve.
4.16 Manometer
The manometer shall be connected to the expansion line of the boiler.
4.17 Siphon
See 3.3 Description, Section 18.
4.18 Neutralisation box
See 3.3 Description, Section 18.