Handleiding
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The remote controller malfunctions or the buttons
do not work well.
A safety device such as a leakage breaker or a
circuit breaker is frequently tripped.
Dust, moisture and other particles enter the unit.
Water leaks from the indoor unit.
Other malfunctions.
4. TROUBLESHOOTING
If one of the following malfunctions occurs, stop the air
conditioner from operating, shut off the power, and
contact your dealer.
If the system does not properly operate, excluding in the above mentioned cases or if the above mentioned
malfunctions are evident, use the following procedures to check the system. (See Table 4-1)
4.1 Air Conditioner Troubles and
Their Causes
Temperature and humidity fluctuations are outside
the normal ranges.
Large power fluctuations (voltage, frequency,
waveform distortion etc.) (must not use the unit if the
power fluctuations exceed the allowed range).
Frequent collisions and vibrations.
The air may contain dust, salt, harmful gases or oils
such as sulphite and hydrogen sulphide.
Frequently turning the unit on and off or operating the
unit for too long (in places where the air conditioning
is on for 24 hours a day).
3.4 Shorter Maintenance and
Replacement Cycle
Table 4 -1
Solution
Clean the heat exchanger.
Clean the air filter.
Eliminate all dirt and allow air to flow
smoothly.
Close doors and windows.
Install or close curtains in order to
shade the unit from sunshine.
Reduce heat source.
AC cooling capacity is reduced
(normal)
Check for leakage and correctly
recharge refrigerant.
Causes
Power failure.
Power breaker is off.
Batteries of the remote controller are
exhausted or another problem with the
controller.
Temperature is not set correctly.
The unit’s compressor is in the 3-7
minute protection period.
Refrigerant is too little or too much.
There is air or no concreting gas in the
refrigerating circuit.
The compressor is malfunctioning.
Voltage is too high or too low.
The system circuit is blocked.
Outdoor unit and indoor unit heat
exchanger is dirty.
The air filter is dirty.
Inlet/outlet of indoor/outdoor units is
blocked.
Doors and windows are open
Sunlight is shining directly on the unit.
There are too many heat resources.
Outdoor temp. is too high.
Leakage of refrigerant or lack of
refrigerant.
Wait for the power to return.
Switch on the power.
Replace the batteries or check the
controller.
Set the temperature properly.
Wait.
Check leakage, and correctly
recharge the refrigerant.
Vacuum and recharge refrigerant.
Maintain or change compressor.
Install a manostat.
Find reasons and solutions.
Use heating devices.
Close doors and windows.
Check for leakage and correctly
recharge refrigerant.
Outdoor temperature is lower than 7 C
Doors and windows are not completely
closed.
Leakage of refrigerant or lack of
refrigerant.
Units start or stop frequently
Poor cooling effect
Poor heating effect
Air is flowing normally but
completely does not cool
Unit does not start
Symptoms
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Productinformatie
| Merk | Midea |
| Model | V8M-120WV2N8 |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11133 MB |
