Viessmann VITOCAL 200-G, Installation And Service Instructions Manual

Page: 78 / 208

Temperature sensor (type Pt 500) in the heating water buffer cylinder
A
Terminals in the control panel
B
Buffer cylinder sensor
Connect temperature limiter to underfloor heating system
When using the integral secondary circuit pump as a heating circuit pump
1. Unplug connector or built-in sec-
ondary circuit pump
A
from X16 of
main PCB
B
(see page 54).
2. Plug connector of built-in second-
ary circuit pump into socket on tem-
perature limiter
C
.
3. Plug connector of temperature lim-
iter to X16 on main PCB.
Making the electrical connections to external . . .
(cont.)
78
Installation sequence
55
92
968
GB