24
4.4.4
To Select Auto, Manual or OFF
Mode
Press and hold
▼
▼
▼
▼
and
▲
▲
▲
▲
(Mode)
together for more than 1 second.
This can only be accessed from the HOME display
.
1. ‘
Auto
’ is shown in the upper
display. After 5 seconds the
lower display will scroll the
longer description of this
parameter. ie ’
lo o p m o d e
–
a u to m a n u a l o ff
’
2. Press
▲
to select ‘
mAn
’
.
Press again to select ‘
OFF
’.
This is shown in the upper
display.
3.
After 2 seconds the controller
will return to the HOME
display.
4. If
OFF has been selected,
OFF
will be shown
in the lower display and the heating and
cooling outputs will be off
5.
If manual mode has been selected, the
MAN
beacon will light. The upper display shows the
measured temperature and the lower display
the demanded output power.
6.
The transfer from Auto to manual mode is
‘bumpless’. This means the output will
transfer to the same value it was at in Auto
mode. Similarly when transferring from
Manual to auto mode the initial output value
will be the same.
7.
In manual mode the Man beacon will be lit
and the output power shown in the lower
display. Press
▼
or
▲
to lower or raise
the output. The output power is continuously
updated when these buttons are pressed
8.
To return to Auto mode, press
▼
and
▲
together. Then press
▼
to select ‘
Auto
’.
t
+
u
t
t
+
u
