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28
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FILE NO. SVM-04022
7-2-4. Heating operation (NKHD Series only)
([MODE] button on the remote control is set
to the heating operation.)
(1) The compressor, 4-way valve, outdoor fan and
operation display on the remote control are
controlled as shown in Fig. 7-2-6.
Fig. 7-2-6
(2) When [FAN] button is set to AUTO, the indoor fan
motor operates as shown in Fig. 7-2-7. When
[FAN] button is set to LOW, LOW
+
, MED, MED
+
or
HIGH, the motor operates with a constant air flow.
*1, *2 : The values marked with *1 and *2 are
calculated and controlled by the difference in
motor speed between M+ and L.
Fig. 7-2-7 Setting of air flow [FAN:AUTO]
7-2-3. Dry operation
([MODE] button on the remote control is set
to the dry operation.)
(1) The compressor, 4-way valve, outdoor fan and
operation display on the remote control are
controlled as shown in Fig. 7-2-4.
Fig. 7-2-4
(2) The microcontroller turns the compressor on and
off at the regular intervals (4 to 6 minutes). While
the compressor is turning off, the indoor fan motor
operates in the SUPER LOW position.
The pattern of operation depending on the relation
between room temperature and preset
temperatures is shown in Fig. 7-2-5.
Fig. 7-2-5
(3) [FAN] button on the remote control is set to AUTO
only.
(4) The Hi POWER operations cannot be set.
[FAN AUTO]
-0.5
-1
-1.5
-2
-5.0
-5.5
0
°C
Preset
temp.
M
+
H
L
*1
*2
(Room temp.)
(Preset temp.)
Room temp.
Preset temp.+1
Preset temp.
Compressor
Outdoor fan
Indoor fan
L
*
SL
SL
L
SL
L
ON
ON
ON
ON
OFF
OFF
OFF
*
Super Low
Preset
temp.
OFF
ON
+3
°C
+2
+1
0
OFF
4-way valve
Outdoor fan
OPERATION
display
Compressor
ON:6min.
OFF:4min.
ON:5min.
OFF:5min.
OFF
ON:6min.
OFF:4min.
ON:5min.
OFF:5min.
(Room temp.)
(Preset temp.)
0
°C
ON
OFF
ON
OFF
ON
ON
4-way valve
Outdoor fan
Compressor
Preset
temp.
OPERATION
display
(Room temp.)
(Preset temp.)
-0.5
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−
−
L
