Why is my Fujitsu Air Conditioner emitting mist or steam?
A thin mist from the indoor unit during cooling or dry operation results from sudden cooling of room air, causing condensation. During heating, steam from the outdoor unit, accompanied by the fan stopping, is due to automatic defrosting operation in your Fujitsu Air Conditioner.
Why is water coming from my Fujitsu Air Conditioner outdoor unit?
During heating operation, water may be produced from the outdoor unit of your Fujitsu Air Conditioner due to the automatic defrosting operation.
What to do if the Fujitsu Air Conditioner signal is not received after replacing remote batteries?
If the signal isn't received after replacing the batteries in your Fujitsu Air Conditioner's remote control, ensure you're using signal code A. The unit may not respond if another signal code is selected.
Why is my Fujitsu AST18FBBJ not cooling (or heating) properly?
Poor cooling or heating performance in your Fujitsu Air Conditioner can stem from several causes. Check if the air filter is dirty, or if the air intake grille or outlet port are blocked. Ensure that the room temperature settings (thermostat) are correctly adjusted. Also, check for open windows or doors. If it is cooling operation and there is bright sunlight entering the room, close the curtains. Finally, consider if there are heating apparatus or computers inside the room, or too many people present.
Why is my Fujitsu AST18FBBJ Air Conditioner not responding to the remote control settings?
If your Fujitsu Air Conditioner unit operates differently from the remote control's setting, the remote control unit’s batteries may be dead or not loaded properly. Check the batteries and ensure they are correctly installed.
Why doesn't my Fujitsu AST18FBBJ operate immediately?
Your Fujitsu Air Conditioner might not operate immediately after being turned on due to a protection mechanism. If the unit is stopped and immediately restarted, the compressor won't operate for about 3 minutes to prevent fuse blowouts. Similarly, if the electrical breaker is turned off and on again, or the power supply is disconnected and reconnected, the protection circuit will prevent operation for about 3 minutes.
Why does my Fujitsu AST18FBBJ emit smells?
Some smell may be emitted from the indoor unit of your Fujitsu Air Conditioner as a result of room smells (furniture, tobacco, etc.) which have been taken into the air conditioner.
Why does my Fujitsu AST18FBBJ smell?
A smell emitted from the indoor unit of your Fujitsu Air Conditioner can result from room odors (furniture, tobacco, etc.) that have been drawn into the unit.
Why is my Fujitsu Air Conditioner making noise?
Various noises from your Fujitsu Air Conditioner are normal. You might hear water flowing during and after operation. A coolant flowing sound might be noticeable for 2-3 minutes after starting. During heating, a sizzling sound can occur due to automatic defrosting.
What to do if my Fujitsu AST18FBBJ doesn't operate at all?
If your Fujitsu Air Conditioner isn't operating at all, check for these potential issues: * Has there been a power failure? * Has a fuse blown or a circuit breaker tripped? * Is the timer operating?
General| Brand | Fujitsu |
|---|---|
| Model | AST18FBBJ |
| Category | Air Conditioner |
| Language | English |
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