PARTS NAMES AND THEIR FUNCTIONSNONPROBLEMATIC OPERATIONS
The following occurences do not mean the unit is malfunctioning.
INDOOR UNITINDOOR UNIT1. Non- operation
.
1Room temperature sensor (Inside front panel) The unit does not work immediately after the ON/OFF button is pushed.
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.
Air inlet2Front panel The OPERATION light indicating normal performance is on. However, there is a compressor
3Air inlet protection built into the unit which does not allow the unit to start until the pressures have
equalized within the system. This is approximately a 3 minute delay.
4Air filter (Inside the air inlet)
.
In Heat/Cool units only, both the OPERATION light and PRE-DEF light is on at the same
5Horizontal air flow grille
time and the unit is in the HEATING mode. The low ambient temperature will activate the
6Vertical air flow lever(Internal)
WARM AIR CONTROL.
Air outlet7Display panel
72. A white mist of chilled air is generated from the indoor unit
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8Infrared signal receiver. Cooling in a room with a high relative humidity ,especially combined with the presence of high
9Toggle type switch (Inside front panel) levels of dust or oil, causes an unstable room temperature. This is due to a build up of dirt or dust
OUTDOOR UNITHECODRAUTOATYOLFAN
HIGH
MODEON OFCFW10TEMPLOMED
SWINGECONOMYFANRemote controller in the indoor unit .The unit should be cleaned by a qualified servicer as soon as possible.
RESRETLOCKCANCTIMELER
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Air-in3. Noise
OUTDOOR UNIT
.
A hissing sound can be heard during the defrost cycle or immediately after the cycle stops.
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11Drain hose, refrigerant connecting pipe
This is due to a change in refrigerant flow between the indoor and outdoor units.
12Electric wiring
. Due to the extreme temperature fluctuations during operation causing expansion or contraction
13Stop valve
of the plastic parts within the indoor unit, you may hear an occasional squeaking noise.
14Air outlet
4. Dust is blown out of the indoor unit.
NOTICE: This will occur. after an extended period of non-operation.
The indicator lights flash rapidly (five times per5. Bad odor is coming out from the indoor unit.
second)when safety protection features come. This is because the indoor unit gives off the smell impregnated from the wall, furniture, or
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into operation.
smoking.
Air-out13
DISPLAY PANEL6. Turning to FAN ONLY while COOLING
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1. OPERATION indicator T.o defrost the coil, the unit will switch to FAN ONLY mode automatically from time to time. As the
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This indicator flashes once every second after coil defrosts, the unit will return to COOLING mode.
power is on and illuminates when the air. When the set room temperature is reached, the compressor will shut off and the unit will switch
conditioner is in operation.
into the FAN ONLY mode. The compressor will restart and cooling will begin again when the
2. ECONO. indicator
OPERATION room temperature increases.
This indicator illuminates while the air
7. Turn to FAN ONLY while HEATING.
conditioner is in economic operation.
When the set room temperature is reached, the compressor will shut off and the unit will switch
3. TIMER indicator
into the FAN ONLY mode. The compressor will restart and heating will begin again when the
ECONO. This indicator illuminates when TIMER is
TIMERPRE.-DEF. room temperature decreases.
set ON.
8. During high humidity conditions( 85% relative humidity or greater), the surface of the indoor unit
4. PRE-DEF indicator(cooling/heating only)
may sweat.
234 The air conditioner starts defrosting
9. Defrosting operation (Cooling/Heating type only)
automatically if outdoor unit frosts in heating
1. Your air conditioner may be operation. At this time, PRE-DEF indicator If the outdoor unit is frosted during heating operation, the heating output will be reduced. At
slightly different from the
illuminates. this point ,the sensor will sense the frost built up and the control will shut off the fans. Heating
above picture.
will resume after defrosting is finished.
2. Cooling only type is without
PRE.-DEF indicator.
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ACEC
