Installation And Electrical Connection - Baxi SB-4X Series Installation, Assembly And Operating Instructions

3.2 Functions (Fig. 2)
Valves
The SB-4X is equipped with a non-return valve (1) on the
pressure side and with a stop valve (2) on the suction side.
When exchanging the motor head (3), it is sufficient to cut
the power by unplugging the connector (5) and to close the
stop valve at the rotating slot (4). The motor head can then
be simply unscrewed → Page 16.

4 Installation and electrical connection

4.1 Mechanical Installation
DANGER: Before starting work, make sure that the pump
has been disconnected from the power supply.
Installation site (Fig. 3)
Provide a weatherproof, frost-free, dust-free and well-venti-
lated room for the installation.
Choose an installation site that is easily accessible.
CAUTION: Dirt can cause the pump to fail. Flush the pipe
system before installation.
NOTE: The stop valve and non-return valve are pre-
installed.
1. Prepare the installation site so that the pump can be
installed without being exposed to mechanical
stresses.
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