Samsung AR18HCFNBGMNMD, AR18HCFNBWK/MG manual Troubleshooting, Air conditioner, English-27

Page 27

Troubleshooting

Refer to the following chart if the air conditioner operates abnormally. This may save time and unnecessary expenses.

PROBLEM SOLUTION

The air conditioner	• Check power status and then operate the air conditioner again.
does not work at all.	• Plug in or switch on the circuit breaker and then operate the air
	conditioner again.
	• Ensure Isolator is switch on.
	• Check if you have set the Off Timer. Operate the air conditioner
	again by pressing the Power button.
The temperature	• Check if you have selected Fan/Fast mode. In these modes, desired
adjustment is not	temperature is set to auto and you cannot adjust the temperature.
working.

Cool/Warm air does	• Check if the set temperature is higher(during Cool mode)/
not come out of the	lower(during Heat mode) than the current temperature. Press the
air conditioner.	Temp + or - button on the remote controller to change the set
	temperature.
	• Check if the Air filter is blocked by dirt. If there is a lot of dust on the
	Air filter, cooling(heating) performance may decrease. Clean them
	frequently.
	• Check if the outdoor unit is covered or installed near the obstacle.
	Take the cover off and take the	obstacle away.
	• Check if the air conditioner is operating in Defrost mode. When
	the ice formed in winter or the outdoor temperature is too low, the
	air conditioner operates in Defrost mode automatically. In Defrost
	mode, indoor fan stops and warm air does not come out.
	• If the doors or windows are open, it may cause bad cooling
	(heating) performance.
	Close the doors and windows.
	• Check if the air conditioner has just been turned on after stopping
	cooling or heating operation. In this case, just a fan will run to
	protect the outdoor unit compressor.
	• Check if the pipe length is too long. When the pipe length exceeds
	maximum allowable pipe length, cooling (heating) performance
	may decrease.
Air flow adjustment	• Check if you have selected	mode. In this mode, you
is not working.	cannot adjust the air flow direction. (If the		mode is
	operating in Heat mode, you can adjust the air flow direction.)

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English-27

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Contents Air Conditioner Features of your new air conditioner Contents English-4 Safety precautions01epaPr n atio English-5English-6 For UsingEnglish-7 English-8 Do not place objects or devices under the indoor unitEnglish-9 For CleaningChecking before use Operation rangesEnglish-10 Technical Specifications English-11T05s In llan atio English-12 Checking the name of the partsMain parts DisplayChecking the remote controller Remote controller buttonsEnglish-13 Inserting the batteries Remote controller displayBattery changing time Storing the remote controllerBasic function Press the button to adjust the temperature Press the button to set the desired fan speedEnglish-16 English-17 Adjusting the air flow directionVertical air flow Horizontal air flowUsing the Fast function Using the Comfort functionEnglish-18 When the air conditioner is on and in cool/heat mode ModeEnglish-19 Setting the On/Off timer Press the On Timer/Off Timer buttonEnglish-20 From the moment you have set the timer If the air conditioner is on If the air conditioner is offTurn off automatically Using the Auto Clean function When the air conditioner is turned onEnglish-22 Sre04 Oth Cleaning the air conditionerCleaning the outdoor unit heat exchanger English-23Remove the air filter from the main body Cleaning the air filterRemoving the Air filter English-24Reassembling the Air filter English-25Top of the Air filter into the main body.. ➀ English-26 Maintaining the air conditionerTroubleshooting Air conditionerEnglish-27 Heard when refrigerant flow movement changes. It is normal Button or disconnect the power plug/switchCheck the Drains have been cleared Regular Maintenance Error is indicatedEnglish-29 General informationIndoor unit Choosing the installation locationInstalling the unit Power supply line, fuse or circuit breakerWhere sulfide gas exists Outdoor UnitEnglish-31  Figure Description When installing more than 1 outdoor unitWhen the air outlet is towards the wall English-32Llan AccessoriesAccessories in the indoor unit case English-33Tools for test operations Accessories in the outdoor unit caseOptional accessories Tools required for installation General ToolsFixing the installation plate Assembling the hanger screwEnglish-35 English-36 This QR code for detail video of indoor unit installationRemoving the screws Removing the Cover panel Before mounting the indoor unitEnglish-37 Assembling the Cover panel After mounting the indoor unitEnglish-38 Connecting the assembly cableCable specification Connecting the cableExtend the assembly cable if necessary Each wire is labeled with the corresponding terminal numberEnglish-39 Torque English-40Smooth the cut edges Cut off the remaining foam insulationUnscrew the caps at the end of each pipe Evacuating the indoor unitCutting or extending the pipe English-41English-42 Put a flare nut slightly into the pipe and modify the flareDepth a English-43 Drain hose installationDownwards as seen in the picture Change the direction only when it is necessaryEnglish-44 ShieldDrain hole Drain plug Evacuating the connected pipesEnglish-45 Connect a drain hose to the drain plugIf you use a pipe longer than 5 m Adding RefrigerantEnglish-46 Outer TorqueEnglish-47 Performing the gas leak tests12HC 507 12HP 543 18HC 602 Outdoor unit installed on the wall by rackFixing the outdoor unit in place English-48English-49 Smart Install modeOff Blinking English-50English-51 Final check and trial operationAfter tube contraction work is completed, wrap it with How to connect your extended power cablesEnglish-52 Apply heat to the contraction tube to contract itMGGOODA3050IB&IMENDB68-04069A-00.indd 11/09/2013 0211 Questions or COMMENTS?