Recommended Minimum Service Clearances - Viessmann VITOCROSSAL 200 CI2 Series Installation Instructions Manual

Vitocrossal 200 CI2 Installation

Recommended Minimum Service Clearances

To enable convenient installation and maintenance,
observe the stated recommended minimum service
clearance dimensions.
CI2
399 500
Model
2 in.
a * 31b 31b
800 800
mm
1 in.
b * 27b 27b
700 700
mm
c in. 39b 39b
mm 1000 1000
20 20
Top in.
clearance
mm
510 510
1 in multiboiler installations, clearance between boilers
*
can be reduced to 0" (0 mm)
2 clearance for vent pipe installation
*
Mechanical room
Avoid air contamination by halogenated hydrocarbons
(e.g. as in sprays, paints, solvents and cleaning agents)
Avoid very dusty conditions
Avoid high levels of humidity
Protect against frost and ensure good ventilation,
otherwise the system may suffer faults and damage.
In rooms where air contamination from halogenated
hydrocarbons is to be expected, operate the boiler
using only direct vent (sealed combustion) operation
only.
Minimum clearances to combustibles
CI2
399 500
Model
Top
Sides
Flue per vent manufacturer's specifications
Front
Floor
Preinstallation
750 1000 1500 2000
31b 31b 31b 31b
800 800 800 800
27b 27b 27b 27b
700 700 700 700
39b 39b 39b 39b
1000 1000 1000 1000
20 20 20
510 510 500 510
750 1000 1500 2000
0
0
0
combustible
20
9