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Heating
Heating Operation Time
40 Minutes or Above
No
Defrosting
Defrosting Time is
9 Minutes or Above
Yes
Defrosting
Completion
Heating
1: Defrost operation signal is transmitted to
the indoor unit during the defrost operation.
After the signal is received, "DEFROST" will
be indicated on LCD of remote control switch
and the indoor fan will be stopped.
Yes
/1
Compressor Operating
at Low Frequency
Fixed Opening
Degree of Electronic
Expansion Valve
PID Control for
Super Cooling Electronic
Expansion Valve
Evaporating Temperature
No
(Te) at Heat Exchanger is
15°C or Above
Yes
525
Small
Temperature Difference
between Outdoor Temperature
and Evaporating Temperature (Te)
at Heat Exchanger
Stop Heating
Non-stop Heating
RVR1 : ON
RVR2 : OFF
Outdoor FAN MOF1 : OFF when defrosting
1 Minute Later
High Frequency
No
Discharge Pressure is
1.7MPa or Above
RVR1 : OFF
RVR2 : ON
Outdoor Evaporating
Temperature (
(Pipe)
Temperature
Conditions
-15
in
Defrosting
Outdoor Temp. (
Operation
Big
:OFF
RVR1
VR
:ON
RVR2
VR
Operation
No
Yes
Defrosting Operation
Stop Area
15
o
C)
10
5
-10
-5
5
10
15
0
6
o
C)
-2
-6
-10
Defrosting Operation
Start Area
-15
-21
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