Water Connections; Fully Pumped Systems; Overheat Thermostat - Baxi Bermuda Inset 2 Boiler 50/4 Installation And Servicing Manual

5.0 Installation - Page 14

5.6 Water Connections

1. The boiler has one return and two flow tappings. Rc1 (1in
BSP). The flows are the two upper tappings. The return is
the lower position tapping and is marked RETURN. It is
essential the flow and return pipes are connected to the
correct tappings.
5.7 Fully Pumped Systems (Fig. 17)
1. A 1in x 22mm threaded adaptor, compression nut and
olive are provided in the kit for the return connection.
2. The 1in x 22mm threaded adaptor provided must be fitted
to the lower tapping marked RETURN. Connect the pumped
return into the adaptor using the nut and olive.
3. Fit a 1in x 22mm threaded adaptor into one of the higher
tapping positions marked FLOW and connect the pumped
flow into the adaptor.
4. Fit a 1in plug to the remaining connection.
6. Follow the instructions under 'System Details' as regards
the vent pipe and cold feed.

5.8 Overheat Thermostat

1. For systems requiring an overheat thermostat, an
optional kit is available. (Baxi Part N° 234885). The flow pipe
arrangement for this type of installation is covered in the
instructions supplied with that kit.
2. This kit is not suitable for systems where a gravity
domestic hot water circuit is used.
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