Mitsubishi Heavy Industries FDUA160AVSAVH Service Manual page 28

(i) Power saving / comfort control
The set temperature is adjusted according to the presence of people and their amount of activity detected by the infrared (motion)
sensor.
MODE:AUTO/COOL/HEAT mode operation
Heat Source & Activity
COOL
Set
temperature
HEAT
Notes (1) When the following operations are set, power saving control will be canceled.
① Energy-saving, Home leave mode, Warm-up control, Cooling operation check.
② When the operation mode is changed DRY or FAN.
(2) Not operable while the air-conditioner is OFF.
(ii) Auto-off control
When no activity is detected for 1 hour, unit will go stand-by mode.
original set temperature by activity detection during the stand-by mode. When stand-by mode continues for 12 hours,
unit stops.
※ Compressor keeps stopped regardless of the set temperature.
(37) Dew drop prevention control 1 (FDUA160VH only)
(a) Starting condition
When any of the following conditions are established, the fan speed and compressor speed are reduced to prevent the
blowing out of dew from air outlet.
(i) Operation mode : Cooling, automatic cooling, dehumidifying operation
(ii) The indoor return air temperature (Thi-A) is 29°C or higher.
(iii) Relative humidity (HS) is 68% or higher.
(b) Contents of control
(i) Upper limitation of fan speed is reduced by 15%.
(ii) Upper limitation of compressor is reduced by 20%. (During P-Hi and Hi fan speed only)
(38) Dew drop prevention control 2 (FDUA160VH only)
(a) Starting condition
When any of the following conditions are established, the fan speed is reduced to prevent the blowing out of dew from
air outlet.
(i) Operation mode : Cooling, automatic cooling, dehumidifying operation
(ii) The ratio of current compressor speed and maximum speed is 80% or higher for 10 minutes.
(b) Contents of control
(i) Upper limitation of fan speed is reduced by 15%.
Low High
Normal
+3ºC
27
- -
None
Low
33ºC
High
None
• When the "None" continues for 1 hour, the
-3ºC
FAN SPEED is set Lo.
15ºC
※
Unit will re-start operation automatically with the
'21 • PAC-SM-398
When the extent of human
activity is low
When the extent of human
activity is high
When there is no one in the
room