Viessmann Vitovalor PT2 Installation And Service Instructions For Contractors page 67

Commissioning the system
Commissioning assistant
procedure
Service
Interval in burner hours un-
til the next service
Interval until the next serv-
ice
Automatic flue gas sensor check
The display shows: "Testing, flue gas temperature
sensor" and "Enabled".
If the flue gas temperature sensor is not positioned
correctly, fault message F.416 appears on the display.
For further information on testing the flue gas tempera-
ture sensor, see "Repairs".
If fault message F.416 appears, reposition the flue gas
temperature sensor in the flue gas connection. Check
for leaks on the flue gas side.
Note
The burner remains blocked until the test has been
passed.
When the fault has been remedied, turn the ON/OFF
switch off and back on again.
Confirm the commissioning assistant with
Switching internet ON/OFF
The system can be remotely controlled via the internet
using an app. Switch the internet connection ON and
establish a connection to the router.
Activating the internet connection:
Operating instructions
The access code required for commissioning can be
found on the label affixed to the back of the program-
ming unit.
Stick one of the labels with the access code in these
operating instructions so that you can find it again
when you need it:
(cont.)
Explanations and references
Interval adjustable in steps of 100 h.
Interval adjustable in 0, 3, 6, 12, 18 or 24 months.
Fig. 63
Attach a further access code label to the marked part
of the type plate.
Calling up the commissioning assistant at a later
point
If you need to continue commissioning later, the com-
. missioning assistant can be reactivated at any time.
Tap the following buttons:
1.
2. "Service"
3. Enter password "viservice".
4. Use
5. "Commissioning"
Commissioning, inspection, maintenance
to confirm.
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