Samsung AJ BNHDCH Series Installation Manual Download Page 4

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English

Safety Information

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product appears damaged, DO NOT INSTALL it and 

immediately report the damage to the carrier or 

retailer (if the installer or the authorized technician has 

collected the material from the retailer.)

•  After completing the installation, always carry out a 

functional test and provide the instructions on how to 

operate the air conditioner to the user. 

•  Do not use the air conditioner in environments with 

hazardous substances or close to equipment that 

release free flames to avoid the occurrence of fires, 

explosions or injuries.

•  Excessive indoor humidity or clogged condensate 

drain lines may cause water to drip from indoor units.

Do not install the indoor unit where dripping could 

result in damage to property, such as above electronic 

equipment or other sensitive instruments.

•  Our units should be installed in compliance with the 

spaces shown in the installation manual, to ensure 

accessibility from both sides and allow repairs or 

maintenance operations to be carried out. The 

unit’s components should be accessible and easy to 

disassemble without endangering people and objects. 

For this reason, when provisions of the installation 

manual are not complied with, the cost required to 

access and repair the units (in SAFETY CONDITIONS, 

as set out in prevailing regulations) with harnesses, 

ladders, scaffolding or any other elevation system will 

NOT be considered part of the warranty and will be 

charged to the end customer.

•  Auxiliary devices which may be a potential ignition 

source shall not be installed in the duct work.

•  The air conditioner contains a refrigerant that has 

to be disposed of as special waste. At the end of its 

life cycle, the air conditioner must be disposed of in 

authorized centers or returned to the retailer so that it 

can be disposed of correctly and safely.

•  AC***BNLDCH indoor unit is intended for free-air 

discharge or for connection to a duct supplying only 

one room. Improper installation could contribute to 
the spread of smoke or flame in the event of a fire.

Power supply line, fuse or 

circuit breaker

  

WARNING

•  Always make sure that the power supply is compliant 

with current safety standards. Always install the air 

conditioner in compliance with current local safety 

standards.

•  Always verify that a suitable grounding connection is 

available.

•  Verify that the voltage and frequency of the power 

supply comply with the specifications and that the 

installed power is sufficient to ensure the operation of 

any other domestic appliance connected to the same 

electric lines.

•  Always verify that the cut-off and protection switches 

are suitably dimensioned.Verify that the air conditioner 

is connected to the power supply in accordance 

with the instructions provided in the wiring diagram 

included in the manual.

•  Always verify that electric connections (cable entry, 

section of leads, protections…) are compliant with 

the electric specifications and with the instructions 

provided in the wiring scheme. Always verify that all 

connections comply with the standards applicable to 

the installation of air conditioners.

•  Devices disconnected from the power supply should 

be completely disconnected in the condition of 

overvoltage category.

•  Be sure not to perform power cable modification, 

extension wiring, and multiple wire connection.

 

– It may cause electric shock or fire due to poor 

connection, poor insulation, or current limit override.

 

– When extension wiring is required due to power line 

damage, refer to "Step 14 Optional: Extending the 
power cable" in the installation manual.

  

CAUTION

Make sure that you earth the cables.

•  Do not connect the earth wire to the gas pipe, water 

pipe, lighting rod or telephone wire. If earthing is not 

complete, electric shock or fire may occur.

Install the circuit breaker.

•  If the circuit breaker is not installed, electric shock or 

fire may occur.

Make sure that the condensed water dripping from the 

drain hose runs out properly and safely.
Install the power cable and communication cable of 

the indoor and outdoor unit at least 1m away from the 

electric appliance.
Install the indoor unit away from lighting apparatus 

using the ballast.

•  If you use the wireless remote control, reception error 

may occur due to the ballast of the lighting apparatus.

Do not use the indoor unit for preservation of food 

items, plants, equipment, and art works. This may cause 

deterioration of their quality.
Do not install the indoor unit if it has any drainage 

problem. 

Summary of Contents for AJ BNHDCH Series

Page 1: ...Airconditioner Installation manual AJ BNHDCH Thank you for purchasing this Samsung air conditioner Before operating this unit please read this manual carefully and retain it for future reference ...

Page 2: ...ptional Extending the power cable 19 Step15 Setting additional functions of wired remote control 20 Step16 Setting the indoor unit option code with wired remote controller 23 Step17 Setting indoor unit addresses and installation options with wired remote controller 23 Step18 Optional Setting the indoor unit addresses and the installation options with wireless remote controller 25 Appendix 34 Troub...

Page 3: ...rthe applications forwhich it has been designed the indoor unit is not suitable to be installed in areas used for laundry Do not use the units if damaged If problems occur switch the unit off and disconnect it from the power supply In orderto prevent electric shocks fires or injuries always stop the unit disable the protection switch and contact SAMSUNG s technical support if the unit produces smo...

Page 4: ...the power supply is compliant with current safety standards Always install the air conditioner in compliance with current local safety standards Always verify that a suitable grounding connection is available Verify that the voltage and frequency of the power supply complywith the specifications and that the installed power is sufficient to ensure the operation of any other domestic appliance conn...

Page 5: ...he indoor unit be sure to check whether the chosen location is well drained The indoor unit must be installed such that it is beyond public access and is not touchable by users CAUTION Do not install the airconditionerin following places The place where there is mineral oil or arsenic acid Resin parts flame and the accessories may drop orwater may leak The capacity of the heat exchanger may reduce...

Page 6: ...y B Inspection for PBA is applied b Height is less than 1 64 ft 0 5 m Both A B are applied c A B are inspection opening 0 79 inch 20 mm or more You must have 0 79 inch 20 mm ormore space between the ceiling and the bottom of indoorunit to prevent transmission of noise and vibration from the unit into the space It is possible to install the unit at an height of between 7 2 8 2 ft 2 2 2 5 m from the...

Page 7: ...0 180 Inspection hole Air outlet duct flange Suspension position Discharge side Suction side Air around Suspension position Unit inch mm AJ BNHDCH No Name Description 1 Liquid pipe connection Ø1 4 inch 6 35 mm 2 Gas pipe connection AJ009BNHDCH AJ012BNHDCH Ø3 8 inch 9 52 mm âߢߣߧ9Ę UA ࢩ âߢߣߪ9Ę UA ࡤ ߤࢩߣף ʀ ߣߤ ߩߢ 3 Drain pipe connection 3 4 inch OD 1 05 inch 26 67 mm 4 Power supply connection 5 Air di...

Page 8: ...tor Insulate the discharge and suction part at the same time when you insulate connection duct Step 4 Installing the indoorunit When deciding on the location of the air conditionerwith the owner the following restrictions must be taken into account 1 Place the pattern sheet on the ceiling at the spot where you want to install the indoorunit NOTE Since the diagram is made of paper it may shrink or ...

Page 9: ...ods 5 Hang the indoorunit to the suspension bolts between two nuts CAUTION Piping must be laid and connected inside the ceiling when suspending the unit If the ceiling is already constructed lay the piping into position for connection to the unit before placing the unit inside the ceiling 6 Screw the nuts to suspend the unit 7 Adjust level of the unit by using measurement plate forall 4 sides CAUT...

Page 10: ...o sanitary applications is completely unsuitable Forsizing and limits height difference line length max bends refrigerant charge etc see the outdoorunit installation manual All refrigerant connection must be accessible in orderto permit eitherunit maintenance orremoving it completely Step 6 Cutting and flaring the pipes 1 Make sure that you have the required tools available pipe cutter reamer flar...

Page 11: ... forthe gas refrigerant The inside of copper pipe must be clean has no dust 1 Remove the pinch pipe on the pipes and connect the assembly pipes to each pipe tightening the nuts first manually and then with a torque wrench a spannerapplying the following torque 2 3 3 1 Spanner Union Torque wrench Flare nut OuterDiameter Torque mm inch N m lbf ft Ø6 35 1 4 14 to18 10 3 to13 3 Ø9 52 3 8 34 to 42 25 1...

Page 12: ...orextensions forthe pipes that connect the indoorand outdoorunit The only permitted connections are those forwhich the units are designed Gas refrigerant port Drain hose connection port Liquid refrigerant port NOTE The designs and shape are subject to change according to the model Step 8 Performing the gas leak test Pressure check the refrigerant system using high pressure nitrogen in orderto dete...

Page 13: ...all refrigerant connection must be accessible for easy maintenance and detachment Install the insulation not to get wider and use the adhesives on the connection part of it to prevent moisture from entering Wind the refrigerant pipe with insulation tape if it is exposed to outside sunlight Install the refrigerant pipe respecting that the insulation does not get thinner on the bent part or hanger o...

Page 14: ...lling insulation in the places and conditions below use the same insulation that is used for high humidity conditions Geological condition High humidity locations such as shorelines hot springs lake or riversides and ridges when part of the building is covered by earth and sand Operation purpose condition Restaurant ceiling sauna swimming pool etc Building construction condition Ceilings frequentl...

Page 15: ... horizontal drainpipe with a slope of1 100 ormore and fix it by hangerspace of 3 28 4 92 ft 1 1 5 m 2 Install U trap at the end of the drainpipe to prevent a nasty smell to reach the indoorunit 3 Do not install the drainpipe to upward position It may cause waterflow back to the unit 3 28 4 92 ft 1 1 5 m Horizontal drainpipe more than1 100 slope Ceiling Hanger Flexible hose With the drain pump 1 Th...

Page 16: ...rainpipe Main drainpipe Hanger Main airvent Centralized horizontal drainpipe more than1 100 slope 21 65 inch 550 mm orless 3 28 4 92 ft 1 1 5 m Individual airvent Step11 Performing the drainage test Prepare a little water about 0 53 gallons 2 liters 1 Loosen screws and take out the side coverplate 2 Pourwaterinto the indoorunit as shown in figure NOTE Drainage test should be done after installatio...

Page 17: ... refrigerant pipes CAUTION Always rememberto connect the airconditionerto the grounding system before performing the electric connections Use a crimp ring terminal at the end of each wire The indoor unit is powered through the outdoor unit by means of a H05RN F connection cable or a more power model with insulation in synthetic rubber and a jacket in polychloroprene neoprene in accordance with the...

Page 18: ...4 13 8 0 75 19 AC power M4 screw Communication M3 5 screw Unit inch mm Tightening torque lbf ft kgf cm M3 5 0 58 to 0 87 8 0 to12 0 M4 0 87 to1 30 12 0 to18 0 Power supply cords of parts of appliances for outdoor use shall not be lighterthan polychloroprene sheathed flexible cord Code designation 1 phase IEC 60245 IEC 57 CENELEC H05RN F grade ormore Be sure to run the powersupply cable and the com...

Page 19: ... 3 Insert both sides of core wire of the powercable into the connection sleeve Method1 Push the core wire into the sleeve from both sides Method 2 Twist the wire cores togetherand push it into the sleeve Method 1 Method 2 Connection sleeve Connection sleeve CAUTION If cable wires are connected without using connecting sleeves theircontact area becomes reduced orcorrosion develops on the outersurfa...

Page 20: ...ional functions of wired remote control Automatic Air Volume This function can t be used at AC BNLDCH model Automatic Air Volume function must be performed for each indoor unit with the wired remote control attached With its BLDC motor you can use smart adjust the indoor unit fan speed depending on the installation condition If the external static pressure is high so that the duct becomes longer o...

Page 21: ...f the duct configurations have been changed automatic air volume function perform again External Static Pressure E S P setting forphase control motor With its phase control motor you can adjust the indoor unit fan speed depending on the installation condition If the external static pressure is high so that the duct becomes longer or if the external static pressure is low so that the duct becomes s...

Page 22: ...an press the buttons to select No 8 which will set the Easy Tuning 2 Press the button to select airflow step Press the buttons to select airflow step 2 1 0 1 2 tuning During the Easy Tuning setting AC Fan Speed icon will be displayed 3 Press the button to complete the Easy Tuning When the Easy Tuning setting complete AC Fan Speed icon will be off 4 Press the button to to exit to normal mode Main m...

Page 23: ...er 4 Press the button to set the option code in order Press button to go to the next page 5 Press the button to save and complete the option setting 6 Press the button to exit to normal mode NOTE Press the button anytime during setup to exit without setting CAUTION Option code will not be applied if you don t press the Setting indoor unit option code is only possible in Main wired remote controlle...

Page 24: ...ct and then press button to entera Sub menu setting screen 3 Press the button to select and then press button to entera Indoorunit installation option code setting screen NOTE The first digit represents the page number and the remaining five digits are installation option The total option codes are 24 digits You can set six digits at a time and it is distinguished by page number 0 1 2 3 4 Press th...

Page 25: ...ert them again b While holding down the High Temp and Low Temp buttons simultaneously insert the batteries into the remote control c Make sure that you are entered to the mode for setting the options 2 Set the option values CAUTION The total number of available options are 24 SEG1 to SEG24 Because SEG1 SEG7 SEG13 and SEG19 are the page options used by the previous remote control models the modes t...

Page 26: ...ues a Set the SEG4 value by pressing the Low Fan button repeatedly until the value you want to set appears on the remote control display SEG4 b Set the SEG5 value by pressing the High Fan button repeatedly until the value you want to set appears on the remote control display When you press the Low Fan or High Fan button values appear in the following order SEG5 4 Press the Mode button Dry and On a...

Page 27: ...lay When you press the Low Fan or High Fan button values appear in the following order SEG10 8 Press the Mode button Heat and On appear on the remote control display 9 Set the SEG11 and SEG12 values a Set the SEG11 value by pressing the Low Fan button repeatedly until the value you want to set appears on the remote control display SEG11 b Set the SEG12 value by pressing the High Fan button repeate...

Page 28: ...e by pressing the Low Fan button repeatedly until the value you want to set appears on the remote control display SEG16 b Set the SEG17 value by pressing the High Fan button repeatedly until the value you want to set appears on the remote control display When you press the Low Fan or High Fan button values appear in the following order SEG17 14 Press the Mode button Dry and Off appear on the remot...

Page 29: ... set appears on the remote control display When you press the Low Fan or High Fan button values appear in the following order SEG22 18 Press the Mode button Heat and Off appear on the remote control display 19 Set the SEG23 and SEG24 values a Set the SEG23 value by pressing the Low Fan button repeatedly until the value you want to set appears on the remote control display SEG23 b Set the SEG24 val...

Page 30: ...te control twice Make sure that this command is received by the indoor unit When it is successfully received you can hear a short sound from the indoor unit If the command is not received press the Power button again 5 Check whetherthe air conditioner operates in accordance with the option values you have set a Reset the indoor unit by disconnecting and then reconnecting the power cable of the ind...

Page 31: ...s Indication Details Indication Details Indication Details Indication Details Indication Details 0 A 0 No main address 0 9 10 digit 0 9 A single digit 1 Main address setting mode Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation Page Reserved Setting RMC address Reserved Group channel 16 Group address Indication and details Indication Details Indication Details Indication Details Indication Deta...

Page 32: ... LowFan B Use Use Heating CoolingUltra LowFan Option SEG5 SEG6 SEG7 SEG8 Explanation Useofcentralcontrol RESERVED PAGE Useofdrainpump Indication and Details Indication Details Indication Details Indication Details 0 Disuse 1 0 Disuse 1 Use 1 Use 2 Use 3minute delay Option SEG9 SEG10 SEG11 SEG12 Explanation UseofHotCoil Useofauxiliaryheater Controllervariablesforauxiliaryheater RESERVED Indication ...

Page 33: ... Use of buzzer 2 1000 Hour 3 0 or1 Indoor1 1 Disuse 6 2000 Hour 2 Indoor2 3 Indoor3 4 Indoor4 Option SEG21 SEG22 SEG23 SEG24 Explanation Heatingsettingcompensation4 RESERVED AwaySetOFFTimer RESERVED Indication and Details Indication Details Indication Details 0 Disuse 0 or1 Auto Set OFF 30Min 1 3 6 F 2 C 2 Auto Set OFF 60Min 2 9 F 5 C 3 Auto Set OFF120Min 4 Auto Set OFF180Min 1 SEG4 By SEG4 settin...

Page 34: ...en X X Clogging of outdoor s service valve X X Detection of the float switch X X X Error of EEPROM or OPTION SETTING 1 No communication for 2 minutes between indoor units Communication errorfor more than 2 minutes 2 Indoor unit receiving the communication errorfrom outdoor unit 3 Outdoor unit tracking 3 minutes error 4 When sending the communication errorfrom the outdoor unit the mismatching of th...

Page 35: ...it EEPROM error EEPROM option setting error Error of Terminal Block s Thermal Fuse Open No communication for 2minutes betwwen indoor units Communication errorfor more than 2minutes Clogging of outdoor s service valve Option code miss matching among the indoors only for DPM Check indoor option code Error of communication down between the indoor unit and wired remote controller after 3 minutes Wired...

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