Fitting The Victaulic Couplings - Viessmann BW 30 .CS Series Installation And Service Instructions Manual

Installation sequence
Making the hydraulic connections
Using the 2½" or 3" flange adaptor set (accessories)
117
75
220
220
300
155
197
300
Fig. 16
Victaulic coupling 3" (primary circuit)
A
Victaulic coupling 2½" (secondary circuit)
B
Flange adaptor 3" DN 80/PN 10, short (primary cir-
C
cuit), without anti-vibration elements

Fitting the Victaulic couplings

Fig. 17
1. Clean all Victaulic connections.
2. Open Victaulic coupling
3. Push Victaulic coupling
far as it will go onto connection pipe
pump.
26
(cont.)
B around 1 cm.
with inserted gasket as
B
in the heat
A
Flange adaptor 2½" DN 65/PN 10, short (secon-
D
dary circuit), without anti-vibration elements
Anti-vibration compensators, on site
E
Hydraulic line fixings
F
4. Insert connection pipe
Victaulic coupling .
B
5. Close Victaulic coupling
there is no gap.
6. Carry out a pressure test.
Note
Shortening connection pipe
noise.
Only use the connection pipes provided.
as far as it will go into
C
flush and tighten until
B
can lead to increased
C