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Related Manuals for Samsung AJ***JNLDCH
Summary of Contents for Samsung AJ***JNLDCH
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Page 2: Table Of Contents
For maximum safety, installers should always carefully read the following warnings. 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 arising from the use of non compliant units. - Page 3 Installing the unit Always disassemble the electric lines before the refrigerant tubes. 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.) conditioner to the user.
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Page 4: Preparation For Installation
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 : ◆... -
Page 5: Deciding On Where To Install The Indoor Unit
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. ◆... - Page 6 Deciding on where to install the indoor unit Insulation Guide Back Front unit: inch (mm) Thickness: more than 0.39 inch(10 mm) Indoor Unit Front/Back AJ009JNLDCH 35.43*23.62*7.83 35.43*23.62 35.43*23.62 23.62*7.83 23.62*7.83 Insulate the front and back (900*600*199) (900*600) (900*600) (600*199) (600*199) AJ012JNLDCH side in proper size at the same time when insulating...
- Page 7 Drawing of the indoor unit Unit: inch(mm) AJ009JNLDCH / AJ012JNLDCH 0.47(11.9) 3x10.08=30.24(3x256=768) (Suspension position) 36.94(938.4) 8x3.937=31.50(8x100=800) 33.86(860) (Air outlet duct flange) hole 0.87(22)-ø0.13(3.2) 35.43(900) (Air around) Inspection hole 35.43(900) 19.69(500) 39.37(1000) 7.17(182) 9.69(246) 13.11(333) Discharge side Suction side Name Description Liquid pipe connection ø1/4"(6.35) Gas pipe connection...
- Page 8 Deciding on where to install the indoor unit AJ018JNLDCH Unit: inch(mm) 0.51(12.9) 3x12.677=38.03(3x322=966) 44.80(1138) (Suspension position) 10x3.937=39.37(10x100=1000) 41.73(1060) (Air outlet duct flange) 1.02(26)-ø0.13(3.2) hole 43.31(1100) (Air around) Inspection hole 43.31(1100) 47.24(1200) 7.17(182) 9.69(246) 13.11(333) Suction side Discharge side Name Description Liquid pipe connection ø6.35(1/4") Gas pipe connection...
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Page 9: 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. Place the pattern sheet on the ceiling at the spot where you want to install the indoor unit. Since the diagram is made of paper, it may shrink or stretch slightly due to temperature or humidity. -
Page 10: 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. RESULT : All inert gas escapes from the indoor unit. -
Page 11: Connecting The Refrigerant Pipe
Connecting the refrigerant pipe There are two refrigerant pipes of different diameters : ◆ A smaller one for the liquid refrigerant ◆ A larger one for the gas refrigerant ◆ The inside of copper pipe must be clean & has no dust 1. -
Page 12: Cutting/Flaring The Pipes
Cutting/Flaring the pipes 1. Make sure that you have the required tools available. (pipe cutter, reamer, flaring tool and pipe holder) 2. If you wish to shorten the pipes, cut it with a pipe cutter, taking care to ensure that the cut edge remains at a 90° angle with the side of the pipe. -
Page 13: Performing Leak Test & Insulation
Performing leak test & insulation Slim Duct Type Leak test ◆ LEAK TEST WITH NITROGEN (before opening valves) In order to detect basic refrigerant leaks, before recreating the vacuum and recirculating the R-410A, it’s responsable of installer to pressurize the whole system with nitrogen (using a cylinder with pressure reducer) at a pressure above 40 bar (gauge). - Page 14 Performing leak test & insulation Insulation Type (Heating/Cooling) Standard High humidity Pipe size Pipe Remarks EPDM, NBR inch inch inch Ø1/4~3/8 Ø6.35~9.52 Liquid pipe Ø1/2~3/4 Ø12.7~19.05 Ø1/4 Ø6.35 Internal tempera- Ø3/8 Ø9.52 ture is higher than 248°F(120°C) Gas pipe Ø1/2 Ø12.70 Ø5/8 Ø15.88 Ø3/4...
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Page 15: Drainpipe And Drain Hose Installation
Drainpipe and drain hose installation Care must be taken when installing the drain hose for the indoor unit to ensure that any conden- sate water is correctly drained outside. The drain hose can be installed to the right of the base pan. Installing the drain hose should be the shorter, the better. - Page 16 Drainpipe and drain hose installation Drainpipe Connection Without the drain pump 1. Install horizontal drainpipe with a slope of 1/100 or more and fix it by hanger space of 3.28~4.92ft(1.0~1.5m). 3. Do not install the drainpipe to upward position. It may cause water flow back to the unit. 3.28~4.92ft (1~1.5m) Hanger...
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Page 17: Connecting The Connection Cord
Connecting the connection cord When disconnecting the system, always disconnect the electric cables before disconnecting the refrigerant pipes. the electric connections. The indoor unit is powered by the outdoor unit by means of a H07 RN-F connection cable (or a more power model), with insulation in synthetic rubber and jacket in polychloroprene(neoprene), in accordance with the requirements of standard EN 60335-2-40. - Page 18 Connecting the connection cord Wiring and Communication Cable Connection Connect the power cable, which is connected with the outdoor unit and supplied by another source, making sure that the power cable terminal should not be changed. connected to the corresponding F3 and F4 terminal. Indoor Unit Display Unit (Optional)
- Page 19 Between Indoor and Outdoor Connection cable Specifications(Common in use) Indoor Power supply Communication Cable Power Supply Indoor Power cable 0.75~1.5mm²,3wires 0.75~1.25mm²,2wires Power supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord. (Code designation IEC:60245 IEC 57 / CENELEC: H05RN-F or IEC:60245 IEC 66 / CENELEC: H07RN-F) Since it has the external power supply, refer to the outdoor unit installation manual for MAIN POWER.
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Page 20: Increasing Fan Speed
Increasing Fan Speed 1. Remove the screw on the electrical component box and remove the cover plate. 2. Adjust the DIP switch(SW05) on the main PCB to the “OFF” position. Switch No. Switch Position Function Normal speed High speed K1 K2 K3 K4 SW05 3. -
Page 21: Assigning Address To Indoor Unit
Assigning Address to Indoor Unit 1. Before installing the indoor unit,assign an address to the indoor unit according to the air conditioning system plan. 2. The address of the indoor unit is assigned by adjusting MAIN(SW02) switch. K1 K2 K3 K4 K5 K6 K7 K8 K9 K10K11 K12 3. -
Page 22: Additional Functions
Additional Functions Function External room sensor Not use Centralized controller Not use SW05 Compensate RPM Standard Drain Pump Not use SW05 K1 OFF Thermo OFF Fan OFF Function Indoor Temperature Compensation for +2°C +5°C Heating Mode SW06 Filter Time 1,000 hours 2,000 hours SW06 Hot Water Coil Not Use... -
Page 23: Placing The Indoor Unit In Position
Placing the Indoor Unit in Position indoor unit on the installation plate. foam separately around each refrigerant pipe in the lower part of the indoor unit. 2. Wind insulating tape around the pipes, assembly cable and drain hose. 3. Place the resulting bundle carefully in the lower part of the the indoor unit. -
Page 24: Troubleshooting
Troubleshooting ◆ If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED. ◆ If you re-operate the air conditioner, it operates normally at first, then detect an error again. LED Display on the receiver & display unit Indicators Concealed Type Abnormal conditions... - Page 25 LED Display on the receiver & display unit Indicators Concealed Type Abnormal conditions Remarks Green Standard Type Self-diagnostic error (including the indoor unit not detected) Displayed on appropriate indoor unit which is oper- ating Displayed on outdoor unit 5. Breakaway of COND MID sensor 6.
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Page 27: Air Conditioner
Duct Type Series AJ✴✴✴JNLDCH Air Conditioner installation manual This manual is made with 100% recycled paper. imagine the possibilities Thank you for purchasing this Samsung product. EN ES FR DB68-04995A-00...