IVT 12PHR-N Service Manual page 17

1.16. Adjusting the air flow direction
1.16.1 Vertical air flow direction
1 Press the VERTICAL AIR FLOW button
to set the desired air flow direction.
AUTO mode
AUTO obliquely downward
HEAT mode
AUTO obliquely downward obliquely upward downward
COOL/DRY mode
AUTO
COOL mode
The open panel will be set obliquely downward for 10
minutes, and then shift to obliquely upward to deliver
cool air to the ceiling.
HEAT mode
The open panel will be set obliquely backward when
outlet air temperature is low, and then shift to obliquely
downward when outlet air becomes warm.
DRY mode
The open panel will be set obliquely upward.
1.17. Difference of operation in Auto and Manual modes
In the Auto mode, the temperature setting is automatically determined based on the outside air temperature. In addition, the air to air
heat pump operation differs from the operation in the Manual mode as explained below.
1.17.1 Difference relating to set temperature
Cooling
Te m p erat ure Automatic temperature setting based on outside
setting method air temperature.Can be changed within ±2°C using
remote control.
12PHR-N_S530612PHRN.indd 11
1
obliquely upward obliquely downward
TIPS ABOUT AIR FLOW DIRECTION "AUTO"
Auto mode
Heating Dehumidifying
1.16.2 Horizontal air flow direction
Heating operation
0.6 O C
Set temperature
1 Press the HORIZONTAL AIR FLOW button
to set the desired air flow direction.
CAUTION:
Never attempt to adjust the open panel and the louvres
manually.
• Manual adjustment of the open panel and the louvres can
cause the unit to malfunction.
10 minutes later
When outlet air
When outlet air
temperature is low becomes warm
Cooling
Can be changed Can be changed
between 18 and between 18
32°C using remote and 32°C using
control remote control.
2-11
12PHR-N
Fan operation
Hot keep zone
Outside air temperature
24 O C
1
Manual mode
Heating Dehumidifying
Automatic setting.
Can be changed
within ±2°C.
2013/8/7 15:42:12