0020239568_03 Ultimate 3 Installation and maintenance instructions 21
7.8.1.9 Connection of condensate pump
Preferred option for external connection
7.9 Flue installation
7.9.1 Installing and connecting the air/flue pipe
1. You can find out which air/flue pipes may be used by
consulting the enclosed set-up instructions for the
air/flue system.
2. Observe the information on positioning the air/flue ter-
minal.
Condition: Installation in damp rooms
▶ You must connect the product to a room-sealed air/flue
system. The combustion air must not be taken from the
installation site.
3. Install the air/flue pipe using the set-up instructions.
7.10 Electrical installation
Only qualified electricians may carry out the electrical install-
ation.
The product must be earthed.
Danger!
Risk of death from electric shock!
The power supply terminals L and N remain
live even if the product is switched off:
▶ Switch off the power supply.
▶ Secure the power supply against being
switched back on.
7.10.1 Opening the electronics box
7.10.2 Closing the electronics box
▶ Follow the instructions in the reverse order.
7.10.3 Cable route
1 24-V eBUS cable route 2 230 V cable route
7.10.4 Carrying out the wiring
Caution.
Risk of material damage caused by incor-
rect installation.
Mains voltage at incorrect terminals and plug
terminals may destroy the electronics.
▶ Do not connect any mains voltage to the
eBUS terminals (+/-).
▶ Only connect the power supply cable to
the terminals marked for the purpose.
1. Route the connection cables of the components to be
connected through the grommet provided on the under-
side of the product on the left.
2. Use strain reliefs.
3. If required, shorten the connection cables.
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