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15.2.2. Mode 2
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value is possible.
In general, normal operation can be resumed without special interven-
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tion, recovery/vacuuming setting, manual adding refrigerant setting,
etc.). In such a case, it is required to abort the special operation before
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Cool/Heat selection setting is used in case the optional
Cool/Heat selector (KRC19-26A) is used. Depending on the
outdoor unit setup (single outdoor unit setup or multi outdoor
unit setup), the correct setting should be chosen. More
details on how to use the Cool/Heat selector option can be
found in the manual of the Cool/Heat selector.
Default value=0.
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operation (by Cool/Heat selector if installed).
1=Master unit decides Cool/Heat operation when outdoor
units are connected in multiple system combination (a)
2=Sub unit for Cool/Heat operation when outdoor units
are connected in multiple system combination (a)
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target temperature during cooling operation
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Default value=0.
Value
[2-8]
0
1
2
3
4
5
6
7
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method during cooling.
For more information and advice about the impact of these
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target temperature during heating operation
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Default value=0.
Value
[2-9]
0
1
2
3
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method during heating.
For more information and advice about the impact of these
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3P362438-5N English
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target
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Auto (default)
37°F (3°C)
43°F (6°C)
45°F (7°C)
46°F (8°C)
48°F (9°C)
50°F (10°C)
52°F (11°C)
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target
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Auto (default)
106°F (41°C)
108°F (42°C)
109°F (43°C)
115°F (46°C)
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If the system needs to be running under low noise opera-
tion or under power consumption limitation conditions when
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changed. This setting will only be effective when the optional
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Default value=0.
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In order to increase the static pressure the outdoor unit fan
is delivering, this setting should be activated. For details
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Default value=0.
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In order to add the additional refrigerant charge amount in
a manual way (without automatic refrigerant charging func-
tionality), following setting should be applied.
Further instructions regarding the different ways to charge
additional refrigerant into your system can be found in chap-
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Default value=0.
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To stop the manual additional refrigerant charge opera-
tion (when the required additional refrigerant amount is
charged), push BS3. If this function was not aborted by
pushing BS3, the unit will stop its operation after 30 minutes.
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ant amount, the function can be reactivated by changing the
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In order to achieve a free pathway to reclaim refrigerant out
of the system or to remove residual substances or to vacu-
um the system it is necessary to apply a setting which will
open required valves in the refrigerant circuit so the reclaim
of refrigerant or vacuuming process can be done properly.
Default value=0.
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To stop the refrigerant recovery/vacuuming mode, push
BS3. If BS3 is not pushed, the system will remain in refriger-
ant recovery/vacuuming mode.
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By changing this setting, you activate the automatic low
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operation. Depending on the chosen level, the noise level
will be lowered (3: Level 3<2: Level2<1: Level1).
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Default value=0.
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If the system needs to be running under low noise operation
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Level 3<2: Level 2<1: Level 1).
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control adaptor (DTA104A61/62) is installed and the setting
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Default value=2.
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