Viessmann VD2-320 Installation Instructions Manual page 6

Table of Contents
Start-up
Appendix
6
Vitorond 200, VD2 Series 320 to 1080 Installation
System Preparation ..................................................35
Combustion air supply ..........................................35
Gas piping pressure test .......................................35
Initial System Fill ......................................................35
Prior to Start-up .......................................................36
Start-up Information .................................................37
Initial start-up ......................................................37
Instructing the system user ...................................37
Shut-down ..........................................................37
Extended shut-down periods .................................37
Start-up after extended shut-down .........................37
Piping in Heating/Cooling Application ..........................38
Technical Data .........................................................39
Technical Data ....................................................39
Boiler Model ........................................................39
Input (oil) ............................................................39
Input (gas) ..........................................................39
Output (oil/gas) ...................................................39
Combustion efficiency (oil) ...................................39
Combustion efficiency (gas) .................................39
Thermal efficiency (oil) .........................................39
Thermal efficiency (gas) .......................................39
Number of cast iron sections .................................39
Cast iron block dimensions ....................................39
Cast iron section dimensions .................................39
Technical Data.....................................................40
Boiler Model.........................................................40
Dimensions (with insul. jacket) .............................40
Weight ...............................................................40
Overall weight .....................................................40
Boiler water content .............................................40
Max. boiler temperature ........................................... 40
Max. allow. operating pressure ..............................40
Boiler connections ................................................41
Heating surface area ............................................41
Flue gas .............................................................41
Vent pipe collar ..................................................41
Flue gas resistance - at upper end of rated input ......41
Required flue draft Category I ................................41
Positive pressure Category III ................................41
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