Viessmann Vitoligno 300-P Service Instructions For Contractors page 94

Troubleshooting
Repairs
(cont.)
High limit safety cut-out for solar thermal system
M
1~
B
sF to the control unit
A High limit safety cut-out
B Solar circuit pump
Remote control
Vitotrol 200, part no. 7450 017
With integral room temperature sensor.
Settings
■ Day temperature
■ Heating program
■ Economy and party mode
94
24
A
The power consumption of the pump
must not exceed 2 A.
Function changes
Changes can be made via the following
coding addresses:
"A0", "B0" to "B5", "C8", "E1" (see chap-
ter "Coding 2").