Daikin VRV IV Manuel D'installation page 37

[2-35]= Height difference setting
Default value=1.
In case the outdoor unit is installed in the lowest position
(indoor units are installed on a higher position than outdoor
units) and the height difference between the highest indoor
unit and the outdoor unit exceeds 130 ft. (40 m), the setting
[2-35] should be changed to 0.
Other changes/limitations to the circuit apply, for more
information see 7.5. System piping (length) limitations on
page 11.
[2-49]= Height difference setting
Default value=0.
In case the outdoor unit is installed in the highest position
(indoor units are installed on a lower position than outdoor
units) and the height difference between the lowest indoor
unit and the outdoor unit exceeds 164 ft. (50 m), the setting
[2-49] has to be changed to 1.
Other changes/limitations to the circuit apply, for more
information see 7.5. System piping (length) limitations on
page 11.
[2-81]= Cooling comfort setting
Default value=1.
Value
[2-81]
0
1
2
3
Change [2-81]=0, 1, 2 or 3 in function of required limitation.
This setting is used in conjunction with setting [2-8] and
[2-47].
For more information and advice about the effect of these
settings, see 15.3. Energy saving and optimum operation.
[2-82]= Heating comfort setting
Default value=1.
Value
[2-82]
0
1
2
3
Change [2-82]=0, 1, 2 or 3 in function of required limitation.
This setting is used in conjunction with setting [2-9].
For more information and advice about the effect of these
settings, see 15.3. Energy saving and optimum operation.
English
Cooling comfort setting
Eco
Mild (default)
Quick
Powerful
Heating comfort setting
Eco
Mild (default)
Quick
Powerful
15 .2 .3 . Auxiliary heat control
To improve efficiency the aux heat can be lockout based on outdoor
temperature.
Item Description
Below this tempera-
ture, AUX heater can
AUX Heater
be energized based
Allowable Temp
on the indoor tempera-
ture condition.
AUX Heater When the outdoor
Allowable temp temp recovered by
Release this temp, AUX heater
differential cannot be allowed.
[2-97]= Aux heater max allowable temp
AUX Heater is allowed to energize when the ambient temp is
smaller than the AUX Heater Max Allowable Temp.
AUX Heater Max
Allowable Temp
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
[2-98]= Aux heater max allowable temp release differential
AUX Heater is not allowed to energize when the outdoor
ambient temp is recovered by differential (below) above the
AUX Heater Max Allowable Temp.
AUX Heater Max Allowable
temp Release differential
0
1
2
Min Max Increments
65F
0F (35F 5F
default)
5F, 10F (default), 15F
Fahrenheit Celsius
0 − 17.7
5 − 15
10 − 12.2
15 − 9.4
20 − 6.6
25 − 3.8
30 − 1.1
35 (default) 1.6 (default)
40 4.4
45 7.2
50 10
55 12.7
60 15.5
65 18.3
AUX Heater always NOT allowed
AUX Heater always allowed
Fahrenheit Celsius
5 2.8°C
10 5.6°C
(default) (default)
15 8.3°C
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