Preparing For Installation - Viessmann VITOLADENS 300-W Installation And Service Instructions Manual

Preparing for installation

Preparing for boiler installation
!
Please note
Avoid device damage.
Connect all pipework free of load
and torque stress.
480
G
A B C
A Heating flow Rp¾
B Expansion vessel connection G¾
C Cylinder flow G¾
D EF
Preparing for installation
For on-site preparation of the
water and electrical connections,
see the installation instructions
for the installation aid or mount-
ing frame.
380
D Cylinder return G¾
E Heating return Rp¾
F Filling/draining
K
7