Chigo CS/CU-25H3A-V84 Коды ошибок онлайн [12/13] 275319

control should be replaced when it is abnormal.

discharge temp. of compressor too

high, outside ambient temp. too

high, temp. switch of compressor

crust cut off, temp. of module too

high.

1、Check whether the pressure is normal when the unit is running, if it

is abnormal, should detect the leakage and welding、 add

refrigerant.

2、Check whether ambient temp. is too high or too low, when

the temp. more than -20 degree and less 55 degree, it can

disappear automatically.

3、communicate interference, earth wire and communicate wire can’t

put in one cable.

4、Check whether temp. switch of compressor is damage, it

should be replace if it damaged.

P7 DC voltage abnormal of outdoor unit

1、Check whether the supply voltage is out of rang from 150 to 270V

2、Check the voltage detection circuit of the IPM base board is

abnormal, if it is abnormal, the IPM base board or the electric

control board should be replaced.

lack refrigerant or reverse valve

fault

1、Check whether the high and low pressure valves have been opened,

otherwise open the valves.

2、Check whether the indoor coil pipe temperature sensor is normal, if

it is abnormal, the sensor should be replaced.

3、Check the system pressure is abnormal, if it is abnormal, should

detect leakage repairing welding and adding the refrigerant.`

F6 outside sensor fault

1、Check whether the resistance of sensor is normal, otherwise replace

it.

2、Check whether the sensor wire is short circuit or open circuit, and

whether the plug is well contacted, whether there is welding off or

rosin joint on the electric control board, repair it if there is any

above.

3、When the 1 and 2 are both normal, then the components or

integrated circuit is damaged, the electric control board should be

replaced.

outdoor unit drive fault, start

compressor failure

1、Power on again, and check the operation of the compressor is

normal.

2、Check whether the connection of the compressor is reliable,

otherwise repair.

3、Check whether the components on the electric control board have

been damaged, if they are damaged, the components or the electric

control board should be replaced.

Chigo CS/CU-25H3A-V84 Коды ошибок онлайн [12/13] 275319

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