5
Installing the boiler
Logano G234X - Technical specifications are subject to change without prior notice.
14
5.3 Electrical connection
The electrical connections to the boiler must conform to
the locally applicable regulations and the relevant
requirements of the National Electrical Code, ANSI/
NFPA-70. In Canada the regulations of CSA C22.1
Canadian Electrical Code, Part 1, must be observed.
The boiler must be grounded in accordance with the
regulations of the relevant authorities or else the
requirements of the National Electrical Code, ANSI/
NFPA-70.
5.3.1 Connecting power supply
B Establish a permanent connection to the factory-
installed aquastat in accordance with the locally
applicable regulations.
B Mount a power switch near the boiler.
Fig. 10 Main power switch
5.3.2 Mount the Logamatic 2000 control unit
(accessory)
The boiler is fully functional with the factory-installed
aquastat. A Logamatic 2000 control unit can be installed
in addition to the factory-installed aquastat.
B Remove the cover plate from the front boiler cover.
B Remove the rear boiler cover.
Fig. 11 Remove the rear boiler cover.
1 Rear boiler cover
DANGER: Risk of fatal injury from electric
shock!
B Only carry out electrical work on the
heating system if you are properly
qualified for the work in question. If you do
not have the proper qualifications, have
the work done by a suitably qualified
electrician.
B Observe the local regulations.
B If cables are connected incorrectly the
system may not operate correctly with
possibly dangerous consequences. When
making the electrical connections follow
the wiring diagrams on pages 61 and 62.
7 747 010 720-80.1RS
ON
OFF
Observe the following points regarding the
electrical connections of the control unit:
B Carefully route the cables/leads and
capillary tubes.
B Never kink cables and capillary tubes
during installation.
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