Mechanical Room; Minimum Clearances; Minimum Clearances To Combustibles; Boiler Model Vd2 - Viessmann VD2-320 Installation Instructions Manual

Set-up

Mechanical Room

Boiler must be located in a heated indoor space.
The Vitorond 200, VD2 boiler should be located near
a floor drain and as close as possible to the vertical
chimney or vent.
Whenever possible, install boiler near an outside wall so
that it is easy to duct fresh air directly to the boiler area.
Install boiler on flooring capable of supporting the weight
of the boiler filled with water.

Minimum Clearances

Minimum Clearances to Combustibles

Boiler model VD2-

320
Top
Sides
Flue (oil)
Flue (gas)
Front
Floor

Recommended Minimum Service Clearances

Boiler model
a Minimum Clearance
in front of boiler
b Minimum Clearance
on boiler side
c Minimum Clearance
behind boiler
d
10
380 440 500
VD2- 320 380
in. 70
65b
(mm) 1790 1920
1660
in. 20 20
(mm) 500 500
in. 39 39
(mm) 1000 1000 1000
in.
(mm)
Vitorond 200, VD2 Series 320 to 1080 Installation
Do not use exhaust fans without adding additional
provisions for fresh combustion air (e.g. fresh air fan)
in the boiler room and do not install the Vitorond 200,
VD2 boiler in rooms with refrigeration equipment.
This boiler requires uncontaminated air for safe operation
- do not install where chemicals are stored.
See section entitled "Combustion air supply" on page 35
for further details.
560 630
6 in. (150 mm)
6 in. (150 mm)
9 in. (229 mm)
6 in. (150 mm)
6 in. (150 mm)
non-combustible
IMPORTANT
Maintain 1 in. air clearance from uninsulated hot water
pipes to combustible material.
IMPORTANT
Boiler must not be installed on carpeted surfaces.
Legend
A Outer rim of boiler base (without insulation)
440 500 560 630
76 81 86 91
2050 2180 2310
20 20 20 20
500 500 500 500
39 39 39 39
1000 1000 1000
Dependent on burner model
700 780 860
700 780 860
96 101 106
2440 2570 2700
20 20 20
500 500 500
39 39 39
1000 1000 1000
950 1080
950 1080
111 117
2830 2960
20 20
500 500
39 39
1000 1000