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Related Manuals for Samsung ND 4HXEA Series
Summary of Contents for Samsung ND 4HXEA Series
- Page 1 Cassette Type Series ND4HXEA Air Conditioner installation manual imagine the possibilities Thank you for purchasing this Samsung product. To receive more complete service, please register your product at www.samsung.com/register E DB98-33497A (1)
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Page 2: Table Of Contents
sold or transferred. This manual explains how to install an indoor unit with a split system with two SAMSUNG units. The use of other types of units with different control systems may damage the units and invalidate the warranty. The manufacturer shall not be responsible for damages arising from the use of non compliant units. -
Page 3: Preparation For Installation
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. -
Page 4: Deciding On Where To Install The Indoor Unit
Preparation for installation Accessories The following accessories are supplied with the indoor unit. The type and quantity may differ depending on the specifications. Insulation cover Installation Insulation pipe Cable-tie Drain hose Clamp band manual Deciding on where to install the indoor unit Indoor unit ... - Page 5 • The units must be installed according to distances declared, in order to permit accessibility from each side, either to guarantee correct operation of maintenance or repairing products. The unit’s parts must be reachable and removable completely under safety condition (for people or things). •...
- Page 6 Deciding on where to install the indoor unit Drawing of the indoor unit Unit : mm 890~910 (Celling opening) 735 (Suspension position) Sub duct connection MODEL ND0454HX ND0714HX ND1284HX ND1124HX ND0564HX ND0904HX ND1404HX Net dimension 840×204×840 840×246×840 840×288×840 840×288×840 Net weight 15.5 15.5 17.5...
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Page 7: Indoor Unit Installation
Indoor unit installation When deciding on the location of the air conditioner with the owner, the following restrictions must be taken into account. 1. Determine the position of the pipe and drain hose hole as seen in the picture and drill the hole with an inner diameter of 65mm so that it slants slightly downwards. -
Page 8: Purging The Unit
Purging the unit From factory the unit is supplied and set with a pre-charge of nitrogen gas. (insert gas) Therefore, all insert gas must be purged before connecting the assembly piping. Unscrew the pinch pipe at the end of each refrigerant pipe. Liquid refrigerant port RESULT : All inert gas escapes from the indoor unit. -
Page 9: Cutting/Flaring The Pipes
Cutting/flaring the pipes Make sure that you prepared the required tools. (pipe cutter, reamer, flaring tool and pipe holder) If you want to shorten the pipe, cut it using a pipe cutter ensuring that the cut edge remains at 90° with the side of the pipe. -
Page 10: Performing Leak Test & Insulation
Performing leak test & insulation Leak test To identify potential gas leaks on the indoor unit, inspect the connection area of each refrigerant pipe using a leak detector for R410A. Before recreating the vacuum and recirculating the refrigerant gas, it is advisable to pressurize the whole system with nitrogen (using a cylinder with pressure reducer) at a pressure above 40 bar in order to immediately detect leaks on the refrigerant fittings. - Page 11 Insulation Type (Heating/Cooling) Pipe Pipe size Standard [30°C, 85%] High humidity [30°C, over 85%] Remarks EPDM, NBR Ø6.35 ~ Ø9.52 Liquid pipe Ø12.7 ~ Ø50.80 Ø6.35 Ø9.52 Ø12.70 Ø15.88 Internal temperature is Ø19.05 Ø22.23 higher than 120°C Gas pipe Ø25.40 Ø28.58 Ø31.75...
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Page 12: Drainpipe And Drain Hose Installation
Drainpipe and drain hose installation 1 Push the supplied drain hose as far as possible over the drain socket. 2 Tighten the metal clamp as shown in the picture. 3 Wrap the supplied large sealing pad over the metal clamp and drain hose to insulate and fix it with clamps. 4 Insulate the complete drain piping inside the building (field supply). - Page 13 1~1.5m Air vent 100mm 300mm or less Hanger or more Flexible hose 100~550mm or less Horizontal drainpipe more than 1/100 slope Ceiling Centralized Drainage Install main air vent at the front of the farthest indoor unit from the main drain when installed indoor units are more than 3.
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Page 14: Installing Dpm
Drainpipe and drain hose installation Testing the drainage You should test the drainage after completing the installation. Prepare a little water about 2.0 liters. 1 Turn the cover drain pump, then pull it out. Water leakage 2 Pour water into the indoor unit as shown in figure. check part •... -
Page 15: Connecting The Connection Cord
Connecting the connection cord Power and communication cable connection Before wiring work, you must turn off all power source. Indoor unit power should be supplied through the breaker(MCCB, ELB) separated by the outdoor power. The power cable should be used only copper wires. Connect the power cable{1(L), 2(N)} among the units within maximum length and communication cable(F1, F2) each. - Page 16 Connecting the connection cord Selecting compressed ring terminal Silver solder Norminal Norminal dimensions dimensions Standard Standard Standard Standard Allowance Allowance Allowance Allowance for cable for screw dimension dimension dimension Min. Min. Max. dimension Min. (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm)
- Page 17 Example of Installation - Total power cable length L = 100(m), Running current of each units 1[A] - Total 10 indoor units were installed 10[A] 9[A] 1[A] MCCB Indoor unit1 Indoor unit2 Indoor unit10 0[m] 10[m] 20[m] 100[m] ▶ Apply following equation. Coef×35.6×L ×i ∑...
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Page 18: Setting An Indoor Unit Address And Installation Option
Setting an indoor unit address and installation option ▶ Set the indoor unit address and installation option with remote controller option. Set the each option separately since you cannot set the ADDRESS setting and indoor unit installation setting option at the same time.You need to set twice when setting indoor unit address and installation option. - Page 19 Option setting Status 1. Setting SEG2, SEG3 option Press Low Fan button( ) to enter SEG2 value. ∨ Press High Fan button( ) to enter SEG3 value. ∧ Each time you press the button, will be selected in rotation. SEG2 SEG3 …...
- Page 20 Setting an indoor unit address and installation option Option setting Status 12. Setting Cool mode Press Mode button to be change to Cool mode in the OFF status. 13. Setting SEG16, SEG17 option Press Low Fan button( ) to enter SEG16 value. ∨...
- Page 21 Setting an indoor unit address (MAIN/RMC) 1. Check whether power is supplied or not. - When the indoor unit is not plugged in, there should be additional power Indoor Unit supply in the indoor unit. 1(L) 2. The panel(display ) should be connected to an indoor unit to receive option. 2(N) 3.
- Page 22 Setting an indoor unit address and installation option Setting an indoor unit installation option (suitable for the condition of each installation location) 1. Check whether power is supplied or not. - When the indoor unit is not plugged in, there should be additional power Indoor Unit supply in the indoor unit.
- Page 23 Option No. : 02XXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Use of robot Use of external FAN RPM Explanation PAGE MODE Use of central control cleaning temperature sensor compensation Remote Controller Display Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details Disuse...
- Page 24 Setting an indoor unit address and installation option Changing a particular option You can change each digit of set option. Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 The option mode The tens’ digit of an The unit digit of Explanation PAGE MODE you want to...
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Page 25: Troubleshooting
Troubleshooting LED lamp display Operation Defrost Timer Filter Abnormal conditions Remarks Power reset Error of temperature sensor in the indoor unit (Open/Short) Error of heat exchanger sensor in the indoor unit (Open/Short) Error of fan motor in the indoor unit Error of the outdoor temperature sensor Error of the condensor temperature sensor Error of the discharge temperature sensor... - Page 26 Memo...
- Page 28 "EEE Yönetmeliğine Uygundur" "This EEE is compliant with RoHS"...