105
Ice must not form on the outside of
the compressor, and the casing must
not become hotter than 60 °C (other-
wise consult the Technical Service
department at Viessmann).
Setting the control parameters
1.
Activate the "
Contractor level
". For
information regarding the "
Contrac-
tor level
" and regarding control
parameters, see chapter "Control
settings" from page 130.
2.
Check the control settings using the
details regarding standard settings
(from page 198).
Record only modified values in the
service report from page 198.
3.
Acknowledge all fault messages (see
page 113).
Note
In this case, the fault messages are
not necessarily notifications of equip-
ment faults. These may have been
created by the manual control of
some components during commis-
sioning.
Commissioning assistant
The commissioning assistant guides you through the commissioning in 10 steps. It
also enables scanning, checks and corrections.
Function
Explanation
1.
Language selection
Selection of one of the available languages
(default is German)
2.
"Safety scan"
Check at the start of the commissioning assis-
tant
3.
"Access rights"
Authorisation of service personnel via code
input (see page 107)
4.
"Programming"
System configuration in accordance with a sys-
tem diagram and connected components
5.
"Sensor temp.s"
Checking and matching sensor temperatures
6.
"Signal inputs"
Displaying the signal state of individual compo-
nents
7.
"Outputs"
Scanning and checking the switching state of
relays with relay test
8.
"Mixer"
Scanning the rotational direction and relay test
for system diagrams with mixer
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5368 522 UAE
Service
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