Reduced Mode; Permanently Changing The Room Temperature - Viessmann OpenTherm VITOTROL 100 OT Operating Instructions For The System User

Reduced Mode

In reduced mode, the room temperature is regulated to a preselected set value (delivered condition
17˚C). You can change the preselected set value. The setting remains in force until the next
operating program changeover.
1. Press INFO to access control mode
2. Press ECO. The selected room temperature appears
3. Use the rotary selector to set the required increase or reduction of the set room temperature
Ending Reduced Mode Early
Press ECO. "ECO OFF" appears
Press OK to end reduced mode

Permanently Changing the Room Temperature

You can permanently change the following preselected set room temperatures:
• "COMFORT 1" (delivered condition 21˚C)
• "COMFORT 2" (delivered condition 22˚C)
• "COMFORT 3" (delivered condition 23˚C)
• "REDUCED TEMP" (delivered condition 17˚C)
• "FROST PROTECTION (delivered condition 6˚C)
Choose the preselected room temperature for the time phases in the time programs, for example.
Press the following keys:
1. Press INFO
2. Press MODE
3. Select "SETTINGS" with <--/-->
4. OK to confirm
5. Select "TARGET TEMP" with <--/-->
6. OK to confirm
"COMFORT 3" is displayed and the value
flashes
7. Use +/- to change or press OK to move to
next setting (e.g. "COMFORT 1")
8. OK to confirm
The next setting appears
9. Change with +/- or press ESC to exit
programming
Central Heating 9