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ASSEMBLY
1.4 Guarantee
Proper function is only guaranteed providing these inst-
ructions are followed and the boiler is regularly maintai-
ned by a licensed specialist (maintenance contract). The
-
minated operating materials (gas, water, combustion air),
unsuitable chemical additives and an inadmissibly high
lime content of the heating water, improper handling, faul-
due to the use of force do not fall under our guarantee
obligations; this also applies to corrosion due to haloge-
-
logen compounds, solvents and cleaning agents.
Hoval Engineers will normally commission the boiler and
if the heating engineer is present at the time, he will be
instructed on the day-to-day operation of the boiler. If this
is not possible, or additional training is required, this can
be arranged through Hoval.
2. Assembly
2.1 Installing, levelling, boiler plinth
It is recommended to mount the Max-3 plus boiler onto a
the drain valve. For operating weights see chapter 3.
In the case of boiler installation in the domestic domain,
vibration dampers are to be mounted under the boiler
plinth rails.
Space requirement
for mounting the thermal insulation and sheet metal clad-
ding:
is to be at least 40 cm to the left and right hand sides
of the boiler.
completely thermally insulated and covered before being
introduced to the planned installation location.
The distance from the wall behind the boiler must
It must be possible to fully swing open the hinged
door to 90° of the boiler with the burner.
Levelling
Install with the top edge of the boiler water jacket (boiler
longitudinal axis) exactly horizontal or with a slight incli-
ne to the rear, by placing suitable underlays beneath the
plinth rail to ensure effective venting.
Mount the door liner (cladding) before installing the
burner. (for heating trials, with the boiler not yet
thermally insulated).
suitable plinth at least 150mm high to facilitate the fitting of
2.1.1 Installation of the regulators Max-3 plus (420-2700)
The regulators in the combustion chamber must be
installed into the 3rd pass tube bank as shown below.
3rd pass tube bank