TCL Air Conditioner Service Manual
Room Temp. |
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Set TEMP. ＋1.8℉ |
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Set TEMP. －1.8℉ |
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Time | More than 2 min | More than 2 min | More than 2 min | More than 2 min | More than 2 min |
Indoor Fan | Set Speed | Set Speed | Set Speed | Set Speed | Set Speed |
Compressor | ON | OFF | ON | OFF | ON |
Outdoor Fan | ON | OFF | ON | OFF | ON |
4.“DRY” Mode Operation
(1)The system for DRY operation used the same refrigerant circle as the cooling circle.
(2)When the system operates in DRY mode ,at first it operates in cooling mode at 60.8℉ or 64.4℉ for 3 minutes. And then, the system operates in cooling mode with low speed that regards the temperature of the room temperature sensor reads decrease 35.6℉ as the set temperature. During the course of this, the fan speed set operation is failing but the vane motor can be controlled.
5.“HEATING” Mode Operation (Only available for Heat Pump)
(1)When the HEATING mode is selected without setting temperature, the system will set the temperature at
73.4℉ automatically with the AUTO FAN speed.
(2)When selecting the HEATING mode operation, the system will operate according to the setting by the remote controller and the operation is as following:
Set Temp. ＋1.8℉
Set Temp. －1.8℉
Room Temp.
Time | More than 2 min | More than 2 min | More than 2 min | More than 2 min | More than 2 min |
Compressor | ON | OFF | ON | OFF | ON |
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Outdoor fan | ON | OFF | ON | OFF | ON |
(3)In HEATING mode, the indoor fan motor speed is controlled by Cold Air Prevention Control.
(4)Cold Air Prevention Control
The function is intend to prevent cold air from being discharged when the heating operation starts or when defrosting.
The indoor fan speed will be controlled as following. The vane angle is at the angle C(100°).
Temperatureraise | Set Speed | Set Speed |
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| Low Speed | Temperaturedrop | ||
9 3 . 2℉ | |||||
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| Low Speed |
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| 80.6℉ |
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77℉
Stop the fan
73.4℉
Stop the fan
During the heating operation, if the compressor stops that it will adjust the indoor fan speed, after 30 seconds to stop the fan.
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