Samsung NS100SSXEA, NS090SDXEA, NS125SDXEA, NS090SSXEA, NS140SDXEA User Manual
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Contents
Preparation for installation ............................................................................................................................................................................................... 3
Deciding on where to install the indoor unit ........................................................................................................................................................... 4
Indoor unit installation .................................................................................................................................................................................................... 12
Purging the unit .................................................................................................................................................................................................................. 13
Connecting the refrigerant pipe ................................................................................................................................................................................. 14
Cutting/Flaring the pipes ............................................................................................................................................................................................... 15
Performing leak test & insulation ............................................................................................................................................................................... 16
Drainpipe and drain hose installation ...................................................................................................................................................................... 17
Connecting the connection cord ............................................................................................................................................................................... 19
Adjusting air ow ................................................................................................................................................................................................................. 20
Setting the indoor unit option code ........................................................................................................................................................................... 22
Setting an indoor unit address and installation option ..................................................................................................................................... 23
Troubleshooting ................................................................................................................................................................................................................. 26
Safety precautions
Carefully follow the precautions listed below because they are essential to guarantee the safety of the equipment.
• Always disconnect the air conditioner from the power supply before servicing it or accessing
WARNING
General information
Carefully read the content of this manual before installing the air conditioner and store the manual in a safe place in order to be able
to use it as reference after installation.
For maximum safety, installers should always carefully read the following warnings.
Store the operation and installation manual in a safe location and remember to hand it over to the new owner if the air conditioner is
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
dierent 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.
The air conditioner is compliant with the requirements of the Low Voltage Directive (72/23/EEC),
the EMC Directive (89/336/EEC) and the Directive on pressurized equipment (97/23/EEC).
The manufacturer shall not be responsible for damage originating from unauthorized changes or the improper connection of
electric and requirements set forth in the “Operating limits” table, included in the manual, shall immediately invalidate the warranty.
The air conditioner should be used only for the applications for which 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 o and disconnect it from the power supply.
In order to prevent electric shocks, res or injuries, always stop the unit, disable the protection switch and contact SAMSUNG’s
technical support if the unit produces smoke, if the power cable is hot or damaged or if the unit is very noisy.
Always remember to inspect the unit, electric connections, refrigerant tubes and protections regularly. These operations should be
performed by qualied personnel only.
The unit contains moving parts, which should always be kept out of the reach of children.
Do not attempt to repair, move, alter or reinstall the unit. If performed by unauthorized personnel, these operations may cause
electric shocks or res.
Do not place containers with liquids or other objects on the unit.
All the materials used for the manufacture and packaging of the air conditioner are recyclable.
The packing material and exhaust batteries of the remote controller(optional) must be disposed of in accordance with current laws.
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.
Installing the unit
IMPORTANT: When installing the unit, always remember to connect rst the refrigerant tubes, then the electrical lines.
Always disassemble the electric lines before the refrigerant tubes.
Upon receipt, inspect the product to verify that it has not been damaged during transport. If the 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 ames to avoid
the occurrence of res, explosions or injuries.
2
its internal components.
• Verify that installation and testing operations are performed by qualified personnel.
• Verify that the air conditioner is not installed in an easily accessible area.
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, scaolding or any other elevation system will
NOT be considered part of the warranty and will be charged to the end customer.
Power supply line, fuse or circuit breaker
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 specications and that the installed power is sucient
to ensure the operation of any other domestic appliance connected to the same electric lines.
Always verify that the cut-o 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 specications
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.
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 re may occur.
Install the circuit breaker.
- If the circuit breaker is not installed, electric shock or re 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 install the air conditioner in following places.
- Place where there is mineral oil or arsenic acid. Resin parts ame and the accessories may drop or water may
leak. The capacity of the heat exchanger may reduce or the air conditioner may be out of order.
- The place where corrosive gas such as sulfurous acid gas generates from the vent pipe or air outlet.
The copper pipe or connection pipe may corrode and refrigerant may leak.
- The place where there is a machine that generates electromagnetic waves. The air conditioner may not operate
normally due to control system.
- The place where there is a danger of existing combustible gas, carbon ber or ammable dust.
The place where thinner or gasoline is handled. Gas may leak and it may cause re.
ENGLISH
Preparation for installation
When deciding on the location of the air conditioner with the owner, the following restrictions must be taken into account.
General
Do NOT install the air conditioner in a location where it will come into contact with the following elements :
Combustible gases
Saline air
Machine oil
Sulphide gas
Special environmental conditions
If you must install the unit in such conditions, rst consult your dealer.
Avoid installing the air conditioner :
In areas where it is exposed to direct sunlight. Close to heat sources.
In damp areas or locations where it could come into contact with water. (for example rooms used for laundry)
In areas where curtains and furniture could aect the supply and discharge of air.
Without leaving the required minimum space around the unit. (as shown in the drawing)
In scarcely ventilated areas.
On surfaces that are unable 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 eciency of the drainage system)
3
Preparation for installation
Accessories
The following accessories are supplied with the indoor unit.
The type and quantity may dier depending on the specications.
User’s
manual
Installation
manual
Pattern sheet Insulation
drain
Insulation
cover pipe
Insulation
cover pipe 2
Insulation
pipe
Insulation
drain pipe
Clamp hose Rubber Cable-tie Flexible hose
Wired remote control accessories
Wired remote
control
Indoor unit
power draw-
ing cable
Cable-tie Cable clamp M4x16
Communication
cable of the wired
remote control
Wire joint User’s
tapped screw
manual
Installation
manual
Deciding on where to install the indoor unit
Indoor unit
There must be no obstacles near the air inlet and outlet.
Install the indoor unit on a ceiling that can support its weight.
Maintain sufficient clearance 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)
After connecting a chamber, insulate the connection part between the indoor unit and the chamber with t10
or thicker insulation. Otherwise, there can be air leak or dew from the connection part.
Space requirements for installation & service
Construction Standard for Inspection Hole
1) In case, the ceiling is tex tile, Inspection hole dose not need.
2) In case, the ceiling is plaster board, Inspection hole depends on Inside height of the ceiing.
a. Height is more than 3.28ft(1m) : Only "B" [Inspection for PBA] is applied.
b. Height is less than 3.28ft(1m) : Both "A"&"B" are applied.
c. "A"&"B" are inspection holes .
4
Deciding on where to install the indoor unit
20mm
20mm
ENGLISH
Unit Depth(D)+50mm
Unit Width(W)
"A"=W+100mm
"B"=500mm
or more
or more
You must have20mm or more space between the ceiling and the bottom of indoor unit. Otherwise, the noise
from the vibration of indoor unit may bother the user.When the ceiling is under construction, the hole for
check-up must be made to take service, clean and repair the unit.
It is possible to install the unit at an height of between 2.2~2.5m from the ground,
if the unit has a duct with a well defined lenght (300mm or more), to avoid fan motor blower contact.
If you install the cassette or duct type indoor unit on the ceiling with humidity over 80%, you must apply extra
10mm of polyethylene foam or other insulation with similar material on the body of the indoor unit.
Insulation Guide
D
Front
B
Back
A C
Thickness: more than 10mm
Indoor Unit A B C D Front/Back
NS035LDXEA
900x600x199 900x600 900x600 600*199 600x199
NS052LDXEA/NS071LDXEA 1100x600x199 1100x600 1100x600 600x199 600x199
NS052SDXEA
NS071SDXEA / NS090SSXE
NS100SSXE
900x480x260 900x480 900x480 480x260 480x260
1150x480x260 1150x480 1150x480 480X260 480X260
NS090SDXEA 1150x480x320 1150x480 1150x480 480x320 480x320
NS100/125/140SDXEA 1200x650x360 1200x650 1200x650 650x360 650x360
Insulate the end of the pipe and some curved area by using separate insulator.
Insulate the discharge and suction part at the same time when you insulate connection duct.
Insulate the front and
back side in proper
size at the same time
when insulating the
suction duct and
discharge duct.
5
Deciding on where to install the indoor unit
AA
Drawing of the indoor unit
NS035LDXEA
Unit:mm
006
650
11.9
01
001
17
82
774
(Suspension position)
82
3 256=768
(Suspension position)
938.4
8 100=800
(Air outlet duct flange)
860
900
900
1000
22-ø3.2
hole
(Air around)
500
5.511
23DO
5.03
991
5.541
Discharge side
81
6.151
Inspection hole
001
182
246
333
5.27 55
Suction side
No. Name Description
1 Liquid pipe connection ø6.35(1/4")
2 Gas pipe connection ø9.52(3/8")
3 Drain pipe connection OD32 ID26(without drain pump)
4 Drain pipe connection Using drain pump (Optional)
5 Power supply connection
6 Air discharge flange
7 Air filter
8 Hook M8~M10
6
NS052LDXEA/NS071LDXEA
(Suspension position)
(Suspension position)
Unit:mm
ENGLISH
650
(Air outlet duct flange)
1100
1200
hole
(Air around)
500
Discharge side
No. Name Description
1 Liquid pipe connection ø6.35(1/4")
2 Gas pipe connection
052: ø12.70(1/2"); 071: ø15.88(5/8")
3 Drain pipe connection OD32 ID26(without drain pump)
4 Drain pipe connection Using drain pump (Optional)
5 Power supply connection
6 Air discharge flange
7 Air filter
8 Hook M8~M10
Inspection hole
Suction side
7
Deciding on where to install the indoor unit
AA
Drawing of the indoor unit
NS052SDXEA
Discharge side
900
936
(Suspension position)
260
8
(Suspension position)
6
135x5=675
(Air outlet duct flange)
844
97
87
90
185
397
5 4
Unit : mm
480
222
2
Suc tion side
1
76
3
132
139
530
Inspection hole
7
900
1000
12
500
77
117
No. Name Description
1 Liquid pipe connection ø6.35(1/4");
2 Gas pipe connection ø12.70(1/2")
3 Drain pipe connection OD32 ID26(without drain pump)
4 Drain pipe connection Using drain pump (Optional)
5 Power supply connection
6 Air discharge flange
7 Air filter
8 Hook M8~M10
8
NS071SDXEA
NS090SSXE
NS100SSXE
Unit : mm
ENGLISH
hole
18-Ø3.2
(Air around)
Discharge side
1150
1188
(Suspension position)
185
260
(Suspension position)
397
6X135=810
(Air outlet duct flange)
904
97
90
90
480
220
ODØ32
530
1150
1250
500
Inspection hole
Suc tion side
117
67
76
132
144
No. Name Description
1 Liquid pipe connection
071:ø6.35(1/4");090/100:ø9.52(3/8")
2 Gas pipe connection ø15.88(5/8")
3 Drain pipe connection OD32 ID26(without drain pump)
4 Drain pipe connection Using drain pump (Optional)
5 Power supply connection
6 Air discharge flange
7 Air filter
8 Hook M8~M10
9
Deciding on where to install the indoor unit
AA
Drawing of the indoor unit
NS090SDXEA
530
(Suspension position)
(Air outlet duct flange)
(Suspension position)
102
Unit : mm
1250
1150
Discharge side
Suc tion side
No. Name Description
1 Liquid pipe connection ø9.52(3/8")
2 Gas pipe connection ø15.88(5/8")
3 Drain pipe connection OD32 ID26(without drain pump)
4 Drain pipe connection Using drain pump (Optional)
5 Power supply connection
6 Air discharge flange
7 Air filter
8 Hook M8~M10
10
500
Inspection hole
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