A.O. Smith BFM - 100, Installation & Service Manual

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Installation
18 Instruction manual BFM
3
is
3.3.2 Maximum floor load
Allow for the appliance's weight with respect to the maximum floor load; refer to
the table.
3.3.3 Water composition
The appliance is intended for heating drinking water. The drinking water must
comply with the regulations governing drinking water for human consumption.
The table gives an overview of the specifications.
Water specifications
Note
If the water specifications deviate from those stated in the table, then the
tank protection cannot be guaranteed (13 "Warranty (certificate)") .
3.3.4 Working clearances
For access to the appliance, it is recommended that the following clearances
are observed (see figure):
•
AA: around the appliance's control column and cleaning openings: 100cm.
• BB: all sides of the appliance: 50cm.
• Above the appliance (room to replace the anodes):
-
100cm if using fixed anodes, or
- 50cm if using flexible anodes.
If the available clearance is less than 100cm, flexible magnesium anodes
may be ordered.
Note
When installing the appliance, be aware that any leakage from the tank
and/or connections can cause damage to the immediate environment or floors
below the level of the boiler room. If this is the case, the appliance should be
installed above a wastewater drain or in a suitable metal leak tray.
The leak tray must have an appropriate wastewater drain and must be at least
5cm deep with a length and width at least 5cm greater than the diameter of the
appliance.
Weight of the appliance filled with water
BFM 30 BFM 50 BFM 80 BFM 100 BFM 120
539 kg 543 kg 548 kg 573 kg 573 kg
Water composition
Hardness
(alkaline earth ions)
> 1.00 mmol/l:
•
German hardness> 5.6° dH
• French hardness > 10.0° fH
• English hardness > 7.0° eH
Conductivity > 125 µS/cm
Acidity (pH value) 7.0 < pH value < 9.5