To Next PageTo Next PageWhy does my Mitsubishi Electric Mr. Slim SLZ-M35FA Air Conditioner make hissing noises?
If you hear a flowing water sound or occasional hissing sound from your Mitsubishi Electric Air Conditioner, these sounds are normal and can be heard when refrigerant is flowing or when the refrigerant flow is changing.
What does error code mean on Mitsubishi Electric Air Conditioner?
If an error code appears in the remote controller display of your Mitsubishi Electric Air Conditioner, it means the protection devices have activated to safeguard the unit. Do not attempt to fix it yourself. Immediately turn off the power switch and contact your dealer.
Why is my Mitsubishi Electric Air Conditioner remote not working?
If nothing appears in the wireless remote controller display, the display is faint, or signals aren't received by the indoor unit unless the remote controller is close to your Mitsubishi Electric Air Conditioner, the batteries are likely low. Replace the batteries and press the Reset button. If nothing appears even after replacing the batteries, ensure they are installed in the correct direction (+, –).
Why won't my Mitsubishi Electric Mr. Slim SLZ-M35FA turn back on right away?
If, when restarting your Mitsubishi Electric Air Conditioner soon after stopping it, it doesn't operate even when the ON/OFF button is pressed, wait approximately three minutes before trying again.
Why is my Mitsubishi Electric Mr. Slim SLZ-M35FA blowing cold air on heat mode at the start?
When heating operation starts, warm air does not blow until the Mitsubishi Electric Air Conditioner indoor unit has sufficiently warmed up.
What to do if Mitsubishi Electric Mr. Slim SLZ-M35FA trouble is not reoccurring and is logged?
If the trouble with your Mitsubishi Electric Air Conditioner is not reoccurring and is logged, consider temporary defects such as the activation of protection devices in the refrigerant circuit (including the compressor), poor wiring connections, or noise. Re-check the symptoms, installation environment, refrigerant amount, weather conditions when the issue occurred, and wiring. After servicing, reset the check code logs and restart the unit. This indicates that there is no abnormality in electrical components, the controller board, or the remote controller.
Why does my Mitsubishi Electric Air Conditioner stop before reaching set temperature in heat mode?
If your Mitsubishi Electric Air Conditioner stops before reaching the set room temperature during heating mode, it may be because when the outdoor temperature is low and the humidity is high, frost may form on the outdoor unit. Normal operation should begin after approximately 10 minutes.
Why does the airflow direction change on my Mitsubishi Electric Mr. Slim SLZ-M35FA?
If the airflow direction changes during operation or airflow direction cannot be set on your Mitsubishi Electric Air Conditioner, during heating mode, the vanes automatically move to the horizontal airflow direction when the airflow temperature is low or during defrosting mode.
What to do if operation lamp is flashing on Mitsubishi Electric Air Conditioner?
If the operation lamp near the receiver for the wireless remote controller on your Mitsubishi Electric Air Conditioner is flashing, it indicates that the self-diagnosis function has activated to protect the air conditioner. Do not attempt to repair the equipment yourself. Turn off the power switch immediately and consult your dealer.
Why does my Mitsubishi Electric Air Conditioner turn on by itself?
If your Mitsubishi Electric Air Conditioner operates without pressing the ON/OFF button, it could be due to several reasons. First, check if the on timer is set and, if so, press the ON/OFF button to stop operation. Second, determine if the air conditioner is connected to a central remote controller and consult the relevant people who control the air conditioner. Third, check the remote controller display for the “ ” symbol and consult the concerned people. Lastly, verify if the auto-recovery feature from power failures has been set; if so, press the ON/OFF button to stop operation.
General| Type | Ceiling Cassette |
|---|---|
| Cooling Capacity | 3.5 kW |
| Heating Capacity | 4.0 kW |
| Energy Efficiency Ratio (EER) | 3.21 |
| Power Supply | 220-240 V, 50 Hz |
| Indoor Unit Dimensions (WxHxD) | 570 x 256 x 570 mm |
| Indoor Unit Weight | 14 kg |
| Outdoor Unit Dimensions (WxHxD) | 840 x 550 x 330 mm |
| Outdoor Unit Weight | 31 kg |
| Refrigerant | R32 |
| Energy Efficiency Ratio (Cooling) | 3.21 |
| Energy Efficiency Ratio (Heating) | 3.71 |
| Seasonal Energy Efficiency Ratio (SEER) | 6.10 |
Explains symbols like Warning and Caution used in the manual text.
Describes symbols displayed on the unit, such as risk of fire warnings.
Instructions for turning the air conditioner unit on and off using the remote.
Guide to selecting different operating modes like Cool, Dry, Fan, Auto, and Heat.
Explains how to set the desired temperature for cooling or heating.
Describes how to operate the unit in cooling or heating modes during emergencies.
Addresses common problems like poor heating/cooling and airflow issues.
