
HAMWORTHY HEATING LTD
23
Merley Boiler Sequence Controller
500001210/D
4.0 Operation
4.1 QAA75.. / QAA78
… /
AVS37..
4.1.1 Room Unit
23
59
Z
0
6
23
59
Z
6
2
Selection of space
heating mode
Selection of DHW heating
mode
Quitting the setting
Confirmation of setting
Adjustment of room Comfort
setpoint
Presence button
Displaying information
4.1.2 Operator unit
Selection of DHW heating mode
Selection of space
Displaying information
Confirmation of setting
Chimney sweep function
STB test
manual operation
Adjustment of room Comfort setpoint
Service socket (BSB)
Quitting the setting