Potterton SIRIUS FS Installation & Servicing Instructions Manual page 33

5.4.3 Wired Room Units - QAA55 set up
Perform the following to access the room unit parameters:
- Press the occupancy button (> 3 seconds). The room unit switches to the service
level. The first parameter is selected; the present value blinks.
- Use the setting knob to set the required parameter.
- Briefly press the occupancy button. The next parameter is selected for setting.
- Exit service level:
- After 8 seconds without activity, the room unit exits the service level. automatically
- Briefly press the operating mode button.
Parameter Display
Used as ru = 1
40 ru = 2
ru = 3
Direct adjustment P1 = 1
Parameter Display
P1 = 2
Operation lock P2 = 0
P2 = 1
Sirius FS
Function
The room unit is addressed as RU1 (default setting).
The room unit is addressed as RU2.
The room unit is addressed as RU3.
Automatic storage: (default setting)
A set point readjustment with the knob is adopted
either by pressing the operating mode button or
without any further confirmation (time out).
Function
Save with confirmation:
A set point readjustment with the knob is adopted only
after pressing the operating mode button.
OFF: All operating elements released (default setting).
ON: Following operating elements are locked:
- Operating mode changeover heating circuit.
- Readjustment of Comfort set point.
- Changeover of operating level (occupancy button).
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