Viessmann VITOSOL 200-T Installation Instructions Manual page 32

Making the hydraulic connections
Installation information
■ All pipes must be cut at a right angle
and deburred.
■ Lubricate all O-ring seals only with the
special grease provided.
3.
32
2. 2x
1.
VL
RL
(cont.)
■ Initially turn the union nut by hand,
then tighten with an open ended span-
ner by a further ¾ turn.
■ Never fit annealed copper pipes onto
the locking ring fittings.
5.
2x
6.
4.
4x
7.
8.
2x
VL
RL
2x