Viessmann Vitocal 350-A Installation And Service Instructions Manual page 124

Commissioning, inspection, maintenance
Further details regarding the individual steps
Calling up the commissioning assistant
A
B C
A ON/OFF switch
B Fault indicator (red)
C ON indicator (green)
!
Please note
Incorrect operation at the "Con-
tractor" level can result in dam-
age to the appliance and heating
system. A modified value will be
accepted automatically.
Always observe the installation
instructions; failure to observe
these will void your warranty
rights.
124
D
D Programming unit
E Key 6
F "Standard display" key
1. Start the system with ON/OFF switch
A.
Progress bar "Check System"
appears.
(cont.)
E F