Preparing for installation
Clearance dimensions
A Boiler
Dimensions in brackets are minimum
clearances.
Dim. a: 500 mm
Dim. b: 400 mm
4
B Burner
C Adjustable anti-vibration boiler
supports (accessories)
When using Viessmann accessories
for two-boiler systems, dimensions a
and b apply.
Installation instructions flue
gas header and hydraulic sys-
tem connection