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8 Installation
w
Warning
The installation must be done by a qualified
person, in compliance with general and local
applicable regulations (see 6).
c
Caution
The water heater may not be used in rooms
where chemical substances are stored or used
because of the risk of explosion and corrosion
of the water heater. Some propellants,
bleaching agents and degreasing agents etc.
disperse of explosive vapors and/or cause
accelerated corrosion. If the water heater is
used in a room where such substances are
stored or used, the warranty will be void.
For more safety instructions, refer to Safety
instructions (see 6.1).
8.1 Packaging
A.O. Smith recommends to unpack the water
heater at or near its intended location. Remove
the packaging material carefully to prevent
damage to the water heater.
8.2 Conditions
The water heater must be installed in a location
with adequate ventilation and a suitable flue gas
discharge.
8.2.1 Ambient conditions
The installation site must be frost-free. If
necessary, adjust the installation site to keep it
frost-free.
Air humidity and ambient temperature
Air humidity
Max. 93% RH
at + 25 ºC
Ambient
Functionality:
temperature
0 < T < 40 ºC
8.2.2 Maximum floor load
Refer to the building construction engineer and
the general specifications in the appendices (see
12) to make sure that the maximum floor load is
sufficient for the weight of the water heater.
0313126_BTL_UKUK_V1.1, 30-11-2018
8.2.3 Water composition
The water must comply with the regulations for
drinking water for human consumption.
Water composition
Hardness
> 1.00 mmol/l:
(alkaline earth
-
ions)
-
-
-
Conductivity
> 125 µS/cm
Acidity (pH
7.0 < pH value < 9.5
value)
n
Note
If the water specifications differ from the
specifications in the table, the tank protection
cannot be guaranteed, refer to Warranty (see
3).
8.2.4 Working clearances
Make sure that there is sufficient clearance to
access the water heater:
•
50 cm in front of the water heater (AA).
•
50 cm at the left and right side of the water
heater (BB).
•
100 cm at the top of the water heater.
Fig. Working clearances
German hardness
> 5.6° dH
French hardness
> 10.0° fH
English hardness
> 7.0° eH
CaCO
> 100 mg/l
3
IMD-1333 R0
13
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