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Samsung AC NN4SEC Series, Manual

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Samsung AC NN4SEC Series Manual Download Page 35

AA

35

English

Troubleshooting

  If you turn off the air conditioner when the LED is flickering, the LED is also turned off.

 

On        Flickering      X Off

Abnormal conditions

LED lamp display

Remarks

Operation

Defrost

Timer

Filter

Error of temperature sensor in the indoor unit (Open/

Short)

X

X

X

Error of EVA IN, OUT sensor in the indoor unit(Open/

Short)

X

X

Error of fan motor in the indoor unit

X

X

X

Error of outdoor sensor

(outdoor temp./cond/discharge)

X

X

No communication for 2 minutes between indoor and 

outdoor unit 

X

X

Error of outdoor unit/Self-Diagnosis

(Check error code at outdoor unit's or solution display)

X

Detection of the float switch

X

X

EEPROM error/EEPROM option error

High pressure blockage error

X

Summary of Contents for AC NN4SEC Series

Page 1: ......

Page 2: ...maintaining the air conditioner 10 Troubleshooting 13 Cool Summer Offer On those hot sweltering summer days and long restless nights there is no better escape from the heat than the cool comforts of home Your new air conditioner brings an end to exhausting hot summer days and lets you rest This summer beat the heat with your own air conditioner Look for Everywhere The elegant and harmonious design...

Page 3: ... or fire If the voltage frequency rated current condition is different it may cause fire The installation of this appliance must be performed by a qualified technician or service company Failing to do so may result in electric shock fire explosion problems with the product or injury Install a switch and circuit breaker dedicated to the air conditioner Failing to do so may result in electric shock ...

Page 4: ...looded please contact your nearest service center Failing to do so may result in electric shock or fire If the appliance generates a strange noise a burning smell or smoke unplug the power plug immediately and contact your nearest service center Failing to do so may result in electric shock or fire In the event of a gas leak such as propane gas LP gas etc ventilate immediately without touching the...

Page 5: ... in electric shock or burns Do not insert your fingers or foreign substances into the air inlet outlet of the air conditioner Take special care that children do not injure themselves by inserting their fingers into the product Do not use this air conditioner for long periods of time in badly ventilated locations or near infirm people Since this may be dangerous due to a lack of oxygen open a windo...

Page 6: ...y result in harm to humans animals or plants This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with th...

Page 7: ... water blow off or drops on the floor DRYING 21 C to 32 C 21 C to 54 C Condensation may occur on the indoor unit with risk to have either water blow off or drops on the floor Maintaining your air conditioner Internal protections via the unit control system This internal protection operates if an internal fault occurs in the air conditioner Type Description Anti Freezing of Indoor Heat Exchanger Th...

Page 8: ...ns the air conditioner will run automatically Protection mechanism If the air conditioner has just been turned on after operation stops or being plugged in cool warm air does not come out for 3 minutes to protect the compressor of the outdoor unit Automatic air flow blade control If the air conditioner is operating in abnormal conditions such as operating the air conditioner with windows open or w...

Page 9: ...r under the grille Air intake Indicator Remote control sensor Timer indicator Removing frost indicator On Off operation indicator Filter reset indicator Your air conditioner and display may look slightly different from the illustration shown above depending on your model NOTE ...

Page 10: ...t with a slightly wet or dry cloth when needed Wipe off dirt of odd shaped area by using a soft brush Cleaning and maintaining the air conditioner Do not use Benzene orThinner They may damage the surface of the air conditioner and can create a risk of fire CAUTION ...

Page 11: ...e the above steps to attach the front grille Clean the grille and Air filter with a vacuum cleaner or soft brush If dust is too heavy then rinse it with running water and dry it in a ventilated area For best conditions repeat every two weeks If the Air filter dries in a confined or humid area odors may generate If it occurs re clean and dry it in a well ventilated area Cleaning air filter and gril...

Page 12: ...nsate drain pan 2 Thoroughly clean the heat exchanger 2 Clean the condensate drain pipe 2 Replace the remote control batteries 1 Outdoor unit Clean the heat exchanger on the outside of the unit 2 Clean the heat exchanger on the inside of the unit 2 Clean the electric components with jets of air 2 Verify that all the electric components are firmly tightened 2 Clean the fan 2 Verify that all the fan...

Page 13: ... The fan speed does not change Check if you selected Auto or Dry mode The air conditioner automatically adjusts the fan speed to Auto in Auto Dry mode Timer function does not set Check if you press the Power button on the remote control after you have set the time Odorspermeateintheroom during operation Check if the appliance is running in a smoky area or if there is a smell entering from outside ...

Page 14: ...nditionerarerecyclable Thepackingmaterialandexhaustbatteriesoftheremotecontroller optional mustbedisposedofinaccordancewithcurrentlaws Theairconditionercontainsarefrigerantthathastobedisposedofasspecialwaste Attheendofitslifecycle theairconditioner mustbedisposedofinauthorizedcentersorreturnedtotheretailersothatitcanbedisposedofcorrectlyandsafely Installingtheunit IMPORTANT Wheninstallingtheunit a...

Page 15: ... to support the weight of the unit without deforming breaking or causing vibrations during the use of the air conditioner In a position that does not enable the condensate drainage pipe to be correctly installed at the end of the installation It is always essential to check the efficiency of the drainage system General Preparation for installation Makesurethatyouearththecables Donotconnecttheearth...

Page 16: ...around the indoor unit Make sure that the water dripping from the drain hose runs away correctly and safely The indoor unit must be installed in this way that they are out of public access Not touchable by the users Ifyouinstallthecassetteorducttypeindoorunitontheceilingwithtemperatureover27 Corhumidityover80 you mustapplyextra10mmofpolyethylenefoamorotherinsulationwithsimilarmaterialonthebodyofth...

Page 17: ... breakage You must hold the hanger plate on the corner and carry the indoor unit Required space for an indoor unit installation Obstruction 20mm 17mm 1500mm ormore C mm 2500mmormore A C B D E Indoor Unit A B C D E AC071NN4SEC 435x140 530x140 530x140 580x140 830x830 AC100NN4SEC 435x224 530x224 530x224 580x224 830x830 AC140NN4SEC 435x224 530x224 530x224 580x224 830x830 Thickness more than 10mm Insul...

Page 18: ...8 B mm 253 337 Net dimension mm 840 204 840 840 288 840 Net weight kg 15 0 18 0 Liquid pipe connection 1 4 6 35 3 8 9 52 Gas pipe connection 5 8 15 88 5 8 15 88 Drain Hose connection mm OD Ф25 ID Ф20 890 910 Celling opening 950 735 Suspension position 890 910 Celling opening 735 Suspension position 55 55 840 370 346 185 96 950 120 45 86 164 216 55 55 840 330 240 270 300 ...

Page 19: ...eiling and the indoor unit by using the gauge of dimensions 3 Fix the indoor unit securely after adjusting level of the unit by using a leveler 4 Remove the pattern sheet connect the other cables and install the front panel Since the diagram is made of paper it may shrink or stretch slightly due to temperature or humidity For this reason before drilling the holes maintain the correct dimensions be...

Page 20: ... the unit will be better 3 Cut off any excess foam insulation 4 Be sure that there must be no crack or wave on the bended area 5 It would be necessary to double the insulation thickness 10mm or more to prevent condensation even on the insulator when if the installed area is warm and humid 6 Do not use joints or extensions for the pipes that connect the indoor and outdoor unit The only permitted co...

Page 21: ...and modify the flare 5 Check that the flaring is correct referring to the illustrations below for examples of incorrect flaring If the pipes require brazing ensure that OFN Oxygen Free Nitrogen is flowing through the system Nitrogen blowing pressure range is 0 02 0 05MPa Oblique Rough Burr Pipe cutter Pipe Outer Diameter D Depth A ø6 35 mm 1 3 mm ø9 52 mm 1 8 mm ø12 70 mm 2 0 mm ø15 88 mm 2 2 mm ø...

Page 22: ...pesleadingtotheoutdoorunit 4 The pipes and electrical cables connecting the indoor unit with the outdoor unit must be fixed to the wall with suitable ducts 5 Selecttheinsulationoftherefrigerantpipe Insulate the gas side and liquid side pipe referring to the thickness according to the pipe size Indoor temperature of 30 C and humidity of less than 85 is the standard con dition If installing in a hig...

Page 23: ...used for high humidity condi tions Geological condition High humidity places such as shoreline hot spring near lake or river and ridge when the part of the building is covered by earth and sand Operation purpose condition Restaurant ceiling sauna swimming pool etc Building construction condition The ceiling frequently exposed to moisture and cooling is not covered e g The pipe installed at a corri...

Page 24: ...veler Do not give the hose and upward gradient after the connection port This will cause water to flow backwards when the unit is stopped resulting in water leaks Air ventilation Ceiling Install air ventilation to drain condensate water smoothly Do not apply force to the piping on the unit side when connecting the drain hose The hose should not be allowed to hang loose from its connection to the u...

Page 25: ...ection has not been completed Remove the control box cover of the indoor unit Connect the power supply of 220 240V 50Hz to L N terminal Reassemble the control box cover and turn on the indoor unit 3 Check whether the drain pump works correctly 4 Check whether the drainage is performing correctly at the end of the drain pipe 5 Check for leakage at the drain pipe and drain pipe connection part 6 Whe...

Page 26: ... H05RN F materials Screws on terminal block must not be unscrewed with the torque less than 12 kgf cm Since it has the external power supply refer to the outdoor unit installation manual for MAIN POWER Between Indoor and Outdoor Connection cable Specifications Common in use When installing the indoor unit in a computer room use the double shielded Tape aluminum polyester braid copper cable of FROH...

Page 27: ...raction tube CAUTION Unit mm 120 60 20 20 20 180 Power cable 20 Pre installed tube for the power cable 3 Insert both sides of core wire of the power cable into the connection sleeve f f Method 1 Push the core wire into the sleeve from both sides Connection sleeve f f Method 2 Twist the wire cores together and push it into the sleeve Connection sleeve 4 Using a crimping tool compress the two points...

Page 28: ...tion work is completed wrap it with the insulation tape to finish Make sure that the connection parts are not exposed to outside Be sure to use insulation tape and a contraction tube made of approved reinforced insulating materials that have the same level of withstand voltage with the power cable Comply with the local regulations on extensions CAUTION Insulation tape Extendingthepowercable In cas...

Page 29: ... entering the option setting status select the option as listed below Option setting is available from SEG1 to SEG 24 SEG1 SEG7 SEG13 SEG19 are not set as page option Each SEG changes a different option Setting details will follow SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 0 X X X X X 1 X X X X X SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 2 X X X X ...

Page 30: ...G6 SEG8 6 Advance to next page Press Mode button to advance Fan On on display 7 Setting SEG9 SEG10 option Press Low Fan button to enter SEG9 value Press High Fan button to enter SEG10 value Each time you press the button will be selected in rotation SEG9 SEG10 8 Advance to next page Press Mode button to advance Heat On on display 9 Setting SEG11 SEG12 option Press Low Fan button to enter SEG11 val...

Page 31: ...n to advance Heat Off on display 19 Setting SEG23 SEG24 mode Press Low Fan button to enter SEG23 value Press High Fan button to enter SEG24 value Each time you press the button will be selected in rotation SEG23 SEG24 Step 3 Check the option you have set After setting option press button to view each page to verify the option code you input is correct Step 4 Input option Press power button two tim...

Page 32: ...ers other than the indiciated the initial setting will be maintained OptionNo 0AXXXX 1XXXXX 2XXXXX 3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Explanation PAGE MODE SettingMainaddress RESERVED RESERVED Theunitdigitofan indoorunit Indicationand Details Indication Details Indication Details Indication Details Indication Details 0 A 0 No Mainaddress 0 3 Asingle digit 1 Mainaddress settingmode Option ...

Page 33: ... maintained 4 Set the indoor unit option by wireless or wired remote controller OptionNo 02XXXX 1XXXXX 2XXXXX 3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Explanation PAGE MODE RESERVED Useofexternal temperaturesensor Useofcentralcontrol RPM setting compensation Setting Details Indication Details Indication Details Indication Details Indication Details 0 Notused 1 Highceilingmode 2 Highceilingkit 0...

Page 34: ... 0 assign option codes except SEG 1 7 13 19 which are page options page number Changing a single option You can change a single option without having to enter all 20 option settings like shown in previous section Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Explanation PAGE MODE Theoptionmodeyou wanttochange Thetens digitofan optionSEGyouwill change Theunitdigitofan optionSEGyouwill change Thechangedvalue...

Page 35: ...e indoor unit Open Short X X X Error of EVA IN OUT sensor in the indoor unit Open Short X X Error of fan motor in the indoor unit X X X Error of outdoor sensor outdoor temp cond discharge X X No communication for 2 minutes between indoor and outdoor unit X X Error of outdoor unit Self Diagnosis Check error code at outdoor unit s or solution display X Detection of the float switch X X EEPROM error ...

Page 36: ... temperature sensor Open Short Error of discharge temperature sensor Open Short System down caused by communication error after comple tion of tracking Mismatching of the indoor unit numbers set with those communication after completion of 5 times tracking Communication and the indoor unit errors Error of temperature sensor in the indoor unit Open Short Self diagnosis of the indoor and outdoor uni...

Page 37: ...www samsung com in support NEPAL 16600172667 Toll Free forNTC Only 9801572667 Toll Free forNcell users www samsung com support BANGLADESH 09612300300 08000300300 Toll free www samsung com support SRI LANKA 011 SAMSUNG 011 7267864 www samsung com support QUESTIONS OR COMMENTS This product is RoHS compliant DB68 07375A 02 ...

Page 38: ...Airconditioner User Installation manual AC NN4SEC Thank you for purchasing this Samsung air conditioner Before operating this unit please read this manual carefully and retain it for future reference ...

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