73
Po
s.
Designation
wW
Buffer cylinder control valve
wE
Heating water buffer cylinder 1
wR
Buffer cylinder temperature sensor, top
wT
Buffer cylinder temperature sensor, centre
wZ
Heating water buffer cylinder 2
wU
Buffer cylinder temperature sensor, bottom
wI
Diaphragm expansion vessel, type-tested
Hydraulic installation scheme 3 Buffer cylinder
KW
WW
H
L
L
Sequence of buffer cylinder sensors
from left to right: bottom, centre,
top)
Appendix
Installation schemes
(cont.)
5604 447 GB