HAMWORTHY HEATING LTD
43
Merley Boiler Sequence Controller
500001210/D
23
58
Z
3
4
5. 3 QAA55...
5.3.1 Operation
Operating elements
Selecting the
operating mode
Adjustment of room Comfort
setpoint,
Navigation and settings
Presence button
Heating to Comfort setpoint
Burner operating (only oil / gas boiler)
Heating to Reduced setpoint
Error messages
Display options
Display of all displayable symbols and
segments.
Example of basic display:
23
54
Z
0
9
2
3
5
4
Z
0
9
Display
Selection of space heating mode
This setting is used to switch between the different operating modes. The selection made is indicated by a bar
which appears below the respective symbol.
Automatic mode
Automatic mode controls the room temperature according to the time program.
Characteristics of automatic mode:
•
Heating mode according to the time program
•
Temperature setpoints according to the heating program "Comfort setpoint"
or "Reduced setpoint"
•
Protective functions active
•
Automatic summer / winter changeover (ECO functions)
