Codes Coding Level 1; Calling Up Coding Level 1; Group 1 - Viessmann VITODENS 200-W Installation And Service Instructions Manual

Codes
Coding level 1

Calling up coding level 1

Codes that are not assigned, due to the heating sys-
tem equipment level or the setting of other codes, are
not displayed.
The codes are divided into groups
1: "General"
2: "Boiler"
3: "DHW"
4: "Solar"
5: "Heating circuit 1"
6: "All codes std device"
In this group, all coding addresses are displayed in
ascending order.
7: "Standard setting"
Calling up code 1
Service menu:
1. Press OK and simultaneously for approx. 4 s.
å
2. Select " " with for coding level 1 and confirm
1
Ú
with OK.

Group 1

Select "1" (see page 42).
Coding
Coding in the delivered condition
System design
00:1 One heating circuit without mixer
A1 (heating circuit 1), without DHW
heating
General
51:0 System with low loss header:
The internal circulation pump al-
ways starts when there is a heat
demand.
42
3. "I" flashes on the display for the coding addresses
in group 1.
4. Select the group of the required coding address with
/ and confirm with OK.
V v
5. Select coding address with
6. Set value according to the following tables with
/ and confirm with OK.
V v
Resetting all codes to their delivered condition
Select "7" with and confirm with OK.
Ú
When " " flashes, confirm with OK.
Note
This also resets codes at coding level 2.
Possible change
00:2 One heating circuit without mixer A1
(heating circuit 1), with DHW heating
(code is set automatically)
51:1 System with low loss header:
The internal circulation pump is only
started when there is a heat demand
if the burner is running.
The circulation pump stops when the
run-on time ends.
51:2 System with heating water buffer
cylinder:
The internal circulation pump is only
started when there is a heat demand
if the burner is running.
The circulation pump stops when the
run-on time ends.
/ .
V v