33
Programming unit
Fig. 24
Setting parameters in the installation menu "INST"
1.
and
–
: Press and hold simultaneously for 3 s.
"INST"
appears on the display.
2.
Use
to select:
■
Parameters
"I1"
to
"I6"
■
Test functions
"T1"
to
"T5"
■
Actual temperature values
"t1'"
to
"t4'"
3.
Use
+
/
–
to select parameter, function or tempera-
ture.
4.
Confirm with
OK
.
5.
Use
+
/
–
to change values.
6.
Confirm with
OK
.
Restoring factory settings (reset)
Note
Not possible when a fault message is active, with
"Increased DHW hygiene" or in the
"PROGRAM"
operating program.
1.
and
OK
: Press and hold simultaneously for 3 s.
"RST?"
is displayed.
2.
Confirm with
OK
.
"dONE"
appears.
The factory settings have been restored.
Note
Time and date need to be set again.
3.
Exit
"RST?"
with
.
Overview of parameters
Parame-
ter
Delivered condi-
tion
Setting range
Unit
Function
"I1"
1
1 or 2
—
1 Operating mode recirculation air mode
2 Operating mode air mode or recirculation air
mode with air discharge to the outside
"I2"
0
0 or 1
—
0 No premium/economy tariff
1 Signal line (230 V) for premium/economy tariff
connected (see page 43).
Diagnosis and service checks
Installation menu
6136003
Diagnosis
