Viessmann Vitoligno 300-P Service Instructions For Contractors page 25

Further details regarding the individual steps
System version 4
Boiler with multi-mode heating water buffer cylinder, solar thermal system and
one or two heating circuits with mixer
wP
wQ
wW
P
wE
qE
qP
Required coding: "61:1" (see page 57)
Pos. Description
1 Vitoligno 300-P
2 Vitotronic 200, type FO1
3 Outside temperature sensor ATS
4 Boiler water temperature sensor KTS
5 Return temperature raising facility
with
6 Temperature sensor
wR
qW
qQ
M
qR
qT
qZ
qU
qI
Commissioning, inspection, maintenance
(cont.)
eQ
M
eE
8
7
3
6
2
5
4
1
Control unit connection with
number of heating circuits
1 2
! !
X2 X2
rP
eP
rQ
rW
rE
eW
M
rR
1 with 2 with
solar solar
! !
X2 X2
25