FILE NO. SVM-07018
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8-1-4. Prevent-freezing control
The indoor heat exchanger sensor detects refrigerant
vapor temperature in COOL/DRY operation. If the
temperature is below the specified value, compressor
motor speed is reduced so that operation is performed
in temperature below the specified value to prevent-
freezing of indoor heat exchanger.
8-1-5.
Louver control
(1) Vertical air flow louvers
Positions of vertical air flow louvers are
Table 8-1-2
(2) Swing
If the [SWING] button is pushed for 3 seconds during
running operation, vertical air flow louvers start
swinging. When the [SWING]button is pushed again,
8-1.6. Indoor fan control
(1) The indoor fan is operated by the stepless speed
change motor.
(2) For air flow level, speed of the indoor fan motor is
controlled in
three steps. If AUTO mode isselected,
the fan motor speed is automatically controlled by
the difference between the preset temperature and
the room temperature.
swinging stops.
Cooling
UH H M L L- UL SL
OPERATION
Dry
M L L- UL
SL
MODE
Heat
UH H M L L- UL
SL
42NQV009E
rpm
1300 1140 1060 1000
880
860
750
720
Air flow volume (m
3
/h)
630
540
490
460
390
380
310
260
42NQV012E
1350 1210 1110 1010
930
880
780
720
Air flow volume (m
3
/h)
650
590 520 460
420 390
330
290
Model
660
260
640
240
660
550
180
rpm
FAN TAP
1250 1200
810
260
350
810
350
610
570
1290
620
status (AUTO, COOL, DRY and HEAT).
Besides, positions of vertical air flow louvers
can be arbitrarily set by pushing the [SWING] button.
automatically controlled according to the operation
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