Boiler installation 7
17
We reserve the right to make any changes due to technical modifications.
Installation and maintenance instructions Gas Boiler Logano GC124 II/SP • Issue 07/2006
Description of field installed wiring connections
using factory supplied junction box.
z Remove two knock-outs from the left side of boiler
panel to route electrical feed and pump power into
junction box.
z Route electrical power from the outside into junction
box.
z Install a metal strain relief for the incoming power line
on outside of left boiler jacket panel. (Î Fig. 12).
z Just use supplied wiring nuts and double proper wir-
ing before powering up the boiler.
z Check that the heating system functions correctly af-
ter any maintenance work.
Fig. 11 Electrical junction box
1 Electrical junction box (Inside of jacket cabinet)
2 Incoming line voltage wiring
3 Furnished wiring nuts.
2
1
3
USER NOTE
When making the electrical connections
use only wires that are approved for elec-
trical use.
USER NOTE
Refer to the wiring diagrams on pages
Î page 80 bis Î page 82 for electrical
details.
Fig. 12 Strain relief for shielded electrical wiring
WARNING!
RISK TO LIFE
from electrical shock.
z When conducting maintenance work
label all cables before disconnecting
them.
z If cables are connected incorrectly the
system may not operate correctly with
possibly dangerous consequences.
WARNING!
FIRE DANGER
Hot boiler components may damage elec-
trical wiring.
z Make sure that all cables are routed in
the ducts or on the boiler insulation.
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