Viessmann VITODENS 222-F Service Instructions Manual page 39

Vitodens 222-F B2TB 19 and 35 Service
Heating Curve Adjustment
Example 1: Adjusting the room temperature setpoint from
79ºF to 68ºF (20ºC to 26ºC)
Example 2: Adjusting the room temperature setback from
41ºF to 57ºF (5ºC to 14ºC)
(continued)
Changing the slope and shift
Extended menu:
1.
2. Select "Heating" - OK
3. Heating circuit selection
4. Accept with OK
5. Heating curve - OK
6. Slope or shift - OK
7. Change with
8. Select heating curve according to the system
requirements.
9. Exit
Standard Room Temperature
1.
2. Select "Heating"
3. Heating circuit selection
4. OK
5. Room temperature setpoint - OK
6. Change with
7. Accept with OK
8.
A Boiler water temperature / Supply temperature
B Outdoor temperature
C Room temperature setpoint
D Heating circuit pump "OFF"
E Heating circuit pump "ON"
Room Temperature Setback
1.
2. Select "Heating"
3. Heating circuit selection
4. OK
5. Red room temperature setpoint - OK
6. Change with
7. Accept with OK
8.
A Boiler water temperature / Supply temperature
B Outdoor temperature
C Room temperature setpoint in
D Heating circuit pump "OFF"
E Heating circuit pump "ON"
Outdoor Reset Programming Unit
Refer to the Operating Instructions
Refer to the Operating Instructions.
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