1.13 FLUE ExHAUST WITH BOILERS IN
CASCADE
.
The “Victrix 115 1 I” boilers installed in cascade
(battery) composed of 2 or 3 boilers, can be
manifolded to a unique flue exhaust pipe, which
flows into a flue.
Immergas supplied an appropriate and original
flue exhaust system separately to the boilers.
For correct assembly of the kit, the following
indications must be considered.
- the distance between the boilers (2 or 3) must
be 800 mm (Fig. 1-23);
- for the first two boilers, the exhaust manifold
has a diameter of 160 mm;
- the manifold of the third boiler has the diame-
ter of 200 mm (9), which is connected to the
manifold with Ø 160 mm (8) via an adapter
(13);
- the boilers must be positioned on the same
horizontal line;
- the exhaust manifold must have a minimum
inclination of 3°;
- the discharge of the condensate water produced
by the appliances must be made to flow into a
sewer system;
- the flue gas evacuation manifold kit cannot
be installed outdoors (the pipes must not be
exposed to the ultraviolet rays of the sun).
N.B.:
Check and if necessary regulate the heating
capacity of each individual appliance (see heat
output regulations par.).
Flue exhaust manifold assembly: see the relative
instruction sheets for correct assembly.
B23
Fig. 1-22
Fig. 1-23
1.14 SYSTEM FILLING.
When the boiler has been connected, fill the sy-
stem. Filling is performed at low speed to ensure
release of air bubbles in the water via the boiler
and central heating system vents.
The boiler has a built-in automatic venting valve
on the module. Check if the cap is loose. Open
the radiator vent valves. Close radiator vent val-
ves when only water escapes from them.
N.B.:
during these operations start up the cir-
culation pump at intervals, acting on the main
switch positioned on the control panel.
Vent the
circulation pump by loosening the front cap and
keeping the motor running
. Tighten the cap after
the operation.
Important:
The “Victrix 115 1 I” boiler
is not
equipped with an expansion vessel on the system.
It is mandatory to install a closed expansion
vessel to guarantee correct boiler operation. The
expansion vessel must be in compliance with the
laws in force in the country of installation. The
dimensions of the expansion vessel depend on
the data relative to the central heating system.
Install a vessel whose capacity responds tot he
requisites of the Standards in force.
1.15 FILLING OF THE CONDENSATE
TRAP.
On commissioning of the boiler combustion
products may escape from the condensate drain;
after a few minutes operation check that fumes no
longer escape. This means that the trap is filled
with condensate to the correct level preventing
the passage of combustion products.
123
TR
SI
RU
IE
CZ