Following Symptoms Are Not Air Conditioner Troubles - Vivax ACP-12CC35AERIs R32 User Manual

7. FOLLOWING SYMPTOMS ARE NOT AIR CONDITIONER
TROUBLES
Symptom 1: The system does not operate
■ The air conditioner does not start immediately after the ON/OFF button on the romote controller is pressed.
If the operation lamp lights, the system is in normal condition.To prevent overloading of the compressor
motor, the air conditioner starts 3 minutes after it is turned ON.
■ If the operation lamp and the "PRE-DEF indicator(cooling and heating type) or fan only indicator(cooling
only type)" light, it means you choose the heating model, When just starting, if the compressor has not
started, the indoor unit appears "anti cold wind" protection because of its overlow outlet temperature.
Symptom 2: Change into the fan mode during cooling mode
■ In order to prevent the indoor evaporator frosting, the system will change into fan mode automatically,
restore to the cooling mode after soon.
■ When the room temperature drops to the set temperature, the compressor goes off and the indoor unit
changes to fan mode; when the temperature rises up, the compressor starts again. It is same in the heating
mode.
Symptom 3: White mist comes out of a unit
Symptom 3.1: Indoor unit
When humidity is high during cooling operation If the interior of an indoor unit is extremely contaminated, the
temperature distribution inside a room becomes uneven. It is necessary to clean the interior of the indoor
unit. Ask your dealer for details on cleaning the unit. This operation requires a qualified service person
Symptom 3.2: Indoor unit, outdoor unit
■ When humidity is high during cooling operation If the interior of an indoor unit is extremely contaminated,
the temperature distribution inside a room becomes uneven. It is necessary to clean the interior of the indoor
unit. Ask your dealer for details on cleaning the unit. This operation requires a qualified service person.
■ When the system is changed over to heating operation after defrost operation Moisture generated by
defrost becomes steam and is exhausted.
Symptom 4: Noise of air conditioners cooling
■ A continuous low "shah" sound is heard when the system is in cooling operation or at a stop.
When the drain pump (optional accessories) is in operation,this noise is heard.
■ A "pishi-pishi" squeaking sound is heard when the system stops after heating operation.
Expansion and contraction of plastic parts caused by temperature change make this noise.
Symptom 4.2: Indoor unit, outdoor unit
■ A continuous low hissing sound is heard when the system is in operation.
This is the sound of refrigerant gas flowing through both indoor and outdoor units.
A continuous low hissing sound is heard when the system is in operation.
This is the sound of refrigerant gas flowing through both indoor and outdoor units.
■ A hissing sound which is heard at the start or immediately after stopping operation or defrost operation.
This is the noise of refrigerant caused by flow stop or flow change.
Symptom 4.3: Outdoor unit
■ When the tone of operating noise changes. This noise is caused by the change of frequency.
Symptom 5: Dust comes out of the unit
■ When the unit is used for the first time in a long time. This is because dust has gotten into the unit.
Symptom 6: The units can give off odours
■ The unit can absorb the smell of rooms, furniture, cigarettes, etc., and then emit it again.
Symptom 7: The outdoor unit fan does not spin.
■ During operation. The speed of the fan is controlled in order to optimize product operation.
Symptom 4.1: Indoor unit
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