About These Installation Instructions; Product Information - Viessmann VD2-320 Installation Instructions Manual

Vitorond 200, VD2 Series 320 to 1080 Installation

About these Installation Instructions

Take note of all symbols and notations intended to draw attention to potential hazards or important product
information. These include "WARNING", "CAUTION", and "IMPORTANT". See below.
WARNING
Indicates an imminently hazardous situation which,
if not avoided, could result in loss of life, serious
injury or substantial product/property damage.
CAUTION
Indicates an imminently hazardous situation which,
if not avoided, may result in minor injury or product/
property damage.
IMPORTANT


Product Information

WARNING
Exposing the boiler to pressures and temperatures
in excess of those listed will result in damages,
and will render warranty null and void.
Note:  W arnings draw your attention to the presence of
potential hazards or important product information.
Note:  C autions draw your attention to the presence of
potential hazards or important product information.
 Helpful hints for installation, operation or maintenance
which pertain to the product.
Note:  T his symbol indicates that additional, pertinent
information is to be found.
Note:  T his symbol indicates that other instructions must
be referenced.
Sectional cast iron oil-/gas-fired hot water heating boiler.
For operation with modulating boiler water temperatures
in closed loop, forced circulation hot water heating
systems.
The Vitorond 200, VD2 boilers are Category I boilers
as defined by the ANSI 21.13/CSA 4.9-2000. See the
"Venting Connection" section in this manual for detailed
information.
The boiler model selected should be based on an accurate
heat loss calculation of the building. The boiler selected
must be compatible with the connected radiation.
Maximum working pressure. . . . . . . . . . 75 psig (5 bar)
Minimum working pressure. . . . . . .. . . .20 psig (1.5 bar)
Maximum boiler temperature. . . . . . . . . 248°F (120°C)
This boiler does not require a flow switch.
General Information
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