INSTALLATION
INSTALLATION
5 ASSEMBLY
Before beginning to install:
− Switch the electricity supply to the storage cylinder's
valve group and to any associated boiler OFF at the main
switch and at the control panel
− Close the shut-off cocks for the domestic hot water circuit
− Empty the boiler's domestic circuit.
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Installation is possible on two different types of storage cyl-
inder: with nuts (TYPE 1) or with screws (TYPE 2).
TYPE 1 STORAGE CYLINDER
TYPE 2 STORAGE CYLINDER
INSTALLATION ON TYPE 1 STORAGE CYLINDER
− Remove the cover (A) of the flange with the insulation (B)
− An M8 screw (C) is fitted onto the insulation (B) for remov-
ing the flange.
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Keep the M8 screw (C) for use for future inspections.
− Undo the nuts (D).
− Remove the flange (E) from the storage cylinder, tighten-
ing the M8 screw (C) into the threaded hole (F).
− Check the sealing wear condition (G) and if necessary re-
place it with the one supplied with the accessory.
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Keep the nuts (D), as they will be used later to fasten the
element.
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C
B
A
F
C
G
D
E