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Control Technology
Outdoor Reset Programming Unit
Overview of controls and indicators
A
B
C
D
2
1
3
0
0
4
RESET
A Pressure gage
B Fault display (red)
C Operating status display (green)
Boiler temp.
MO
s
s
s
s
C
B
A
P
Q
Fig. 15 Programming unit of Vitotronic 200, HO1 on-board control
A Time program for central heating
B Time program for DHW heating
C Holiday program
D Information
E Standby mode
F DHW only
G Central heating and DHW
H Normal room temperature
I Energy saving mode ON / OFF
26
(Vitotronic 200, HO1)
Boiler temp.
?F
140
M o
A
s
+
OK
?
D Reset button
E ON / OFF switch
140
ºF
A
A
A
A
+
OK
_
O
N
M
L
J Party mode ON / OFF
K Factory default settings button
L Confirmation button
M Adjustment buttons
N DHW temperature
O Emission test function (only for
heating contractors)
P Reduced room temperature
Q Time / date
E
+
D
E
F G
K
J
H
+
I
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