Viessmann Vitodens 200-W WB2B 80 Start-Up/Service Instructions page 37

Coding Level 1
Accessing coding level 1
Note:
H All codes are displayed as plain text.
H Codes that are irrelevant due to the system equipment level or the setting of
other codes will not be displayed.
H Heating systems with one heating circuit without mixing valve
heating circuit with mixing valve
Initially, coding addresses "A0" to "d4" for the heating circuit without a mixing
valve are scanned; then the coding addresses for the heating circuit with a
mixing valve are scanned.
1. Press "9" + "w" simultaneously
for approx. 2 sec.
2. Press "⊕ / " for the required
coding address, the address flashes.
3. Press " ". to confirm.
4. "⊕ / " for the selected value.
". to confirm. The display
5. "
briefly shows "accepted" and the
address flashes again.
6. "⊕ / " to select other addresses.
7. Press "9" + "w" simultaneously
for approx. 1 sec. Coding level 1 is
terminated.
*1
May also be referred to as "heating circuit without mixer A1"
*2
May also be referred to as "heating circuit with mixer M2".
*2 :
Coding
*1
and one
.
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