Installation and operation manual
34
125A7V1B
VRV IV System indoor unit
4P325971-1B – 2012.07
Programming
Programming space cooling
Programming space cooling is carried out as follows:
1
Press the
<
button to enter the programming/consulting mode.
2
Select the operation mode you would like to program by means
of the
pi
and
pj
buttons.
The actual mode is blinking.
3
Press the
<
button to confirm the selected mode.
The time is blinking.
4
Consult the action by means of the
pi
and
pj
buttons.
5
Hold down the
<
button for 5 seconds to program the detailed
actions.
The first programmed action appears.
6
Use the
<
button to select the action number you would like to
program or to modify.
7
Use the
pi
and
pj
buttons to set the correct action time.
8
Use the
ébi
and
ébj
buttons to set the leaving water
temperature.
9
Use the
bi
and
bj
buttons to set the room temperature.
10
Use the
ba
button to select
x
to switch cooling and the user
interface off.
11
Repeat steps
6
to
10
to program the other actions.
When all actions have been programmed, make sure that the
display shows the highest action number you would like to save.
12
Press the
<
button for 5 seconds to store the programmed
actions.
If the
<
button is pressed when action number 3 is displayed,
actions 1, 2 and 3 are stored but 4 is deleted.
You automatically return to step
5
.
By pressing the
pr
button several times, you return to previous
steps in this procedure and finally return to normal operation.
13
You automatically return to step
5
, start again to program the
following day.
5 sec
5 sec
INFORMATION
Returning to previous steps in the programming procedure
without saving modified settings is done by pressing the
pr
button.