Hyundai HSH-121NBE, Service Manual

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6
6
.
.
C
C
O
O
N
N
T
T
R
R
O
O
L
L
M
M
O
O
D
D
E
E
speed.
4.4.5 Overheating protection control
When overloading occurs during the heating operation, this system controls
the outdoor fan motor and compressor according to the indoor coil pipe
temperature to prevent the overloading of the compressor and restrict the pipe
pressure to rise up. When the indoor pipe temperature exceeds 53 ℃ , the
outdoor fan motor will be turned OFF, and when the indoor pipe temperature
falls below 49
℃
, the outdoor fan motor recovers to ON; When the indoor pipe
temperature exceeds 63
℃
, the appliance will be turned OFF with 4 beeps of
buzzer and cannot recover automatically. At the same time, the error code, “E2”,
display.
4.4.6 Air flow direction control
The horizontal louver is controlled by a step motor, press the SWING button
to swing or stop the louver.
During the louver run in normal operation, the current position will be
stored. When the appliance turn off and louver swing automatically to the
default position, it will position at the stored position plus 5 º .
4.5 The smart control
When the appliance operates at the smart, the air flow direction can be
adjusted.
(1) H/C appliance
a. When the setting temperature is 26
℃
, the appliance will be ran in the
Cool if the room temperature exceeds 26
℃
.
b. When the room temperature exceeds 23
℃
, but below 26
℃
, it will be ran
in the Dry mode(It will turn in Automatic setting After 3 min LOW air volume
running.).
c. When the room temperature exceeds 21
℃
, but below 23
℃
, it will be
operated in the Fan only, the air volume is set by LOW and the fan speed can be
adjusted
d. When the room temperature is not more than 21 ℃ , it will be operated in
Heat mode, and the temperature is set to 22 ℃ .
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