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Samsung AC DX Series Installation Manual
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Samsung AC DX Series Installation Manual

Samsung AC DX Series Installation Manual

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Air conditioner
Installation manual
AC***DX****
• 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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Summary of Contents for Samsung AC DX Series

  • Page 1 Air conditioner Installation manual AC***DX**** • 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 Contents Safety Information General information Installing the unit Installation Procedure Step 1 Choosing the installation location Step 2 Checking and preparing accessories and tools Step 3 Fixing the outdoor unit in place Step 4 Connecting the power cables, communication cable, and controllers Step 5 Connecting the refrigerant pipe Step 6 Optional: Cutting and flaring the pipes Step 7 Connecting up and removing air in the circuit...
  • Page 3 Keep these instructions with Flammable materials this appliance. This manual is subject to change. For the latest version, visit www.samsung.com. IMPORTANT – This product has been designed and Refrigerant Refrigerant safety group...
  • Page 4 • Do not place containers with liquids or other • This manual explains how to install an indoor objects on the unit. unit with a split system with two SAMSUNG • All the materials used for the manufacture and units. Using other types of units with different packaging of the air conditioner are recyclable.
  • Page 5 Installing the unit • Make sure that the condensed water runs well out of the unit at low ambient temperature. The base heater can frost/ice cannot grow. If drain work is not effective for releasing condensed WARNING water, it can make the units get damaged by massive ice and the system can be stopped, IMPORTANT: When installing the unit, always covered by ice.
  • Page 6 Safety Information • The following checks shall be performed for • Do not place near heat sources installation: • Be cautious not to generate a spark as follows: – The charge amount depends on the room – Do not remove fuses with power on. size.
  • Page 7 • Replace components only with parts specified by • The parts shall be labeled to ensure that they Samsung. Other parts may result in the ignition have been decommissioned and emptied of of refrigerant in the atmosphere from a leak.
  • Page 8 Safety Information • The recovered refrigerant shall be returned to • Verify that the voltage and frequency of the the supplier in the correct recovery cylinders power supply comply with the specifications and with the Waste Transfer Note attached. that the installed power is sufficient to ensure the operation of any other domestic appliance •...
  • Page 9 Samsung, national and local authorities. • Any auxiliary device installed must be approved by Samsung and must be suitable for operating • The area shall be checked with an approved with the refrigerant marked on the label.
  • Page 10 • The work area shall be checked with an • All electrical components used or replaced must appropriate refrigerant detector before and be to Samsung’s specifications. during work. • If a fault exists that could compromise safety, • Ensure that the leakage detector is appropriate then no electrical supply shall be connected to for use with flammable refrigerants.
  • Page 11 • Use proper recovery cylinders appropriate for the Decommissioning type of refrigerant. • Follow prescribed industry best practices for purging • Only qualified licensed professionals and evacuation. shall perform refrigerant recovery and • Oxygen free nitrogen shall be used for purging the decommissioning.
  • Page 12 Installation Procedure Installation Procedure Step 1 Choosing the installation Minimum required room area [A, ft²(m²)] location Reference Height [h₀, ft(m)] m [lbs(kg)] Ceiling-mounted(with R-32 sensor) 7.2(2.2) 8.2(2.5) 8.9(2.7) 10.5(3.2) WARNING ≤ 4.047(1.836) - no room area restrictions - 4.049(1.837) 58.7(5.46) 51.7(4.80) 47.9(4.45) 40.4(3.75) •...
  • Page 13 • The ventilation machinery and outlets shall be Minimum required room area [A, ft²(m²)] operating adequately and not obstructed. Reference Height [h₀, ft(m)] m [lbs(kg)] • If an indirect refrigerating circuit is being used, Wall-mounted ¹⁾ Floor-standing the secondary circuit shall be checked for the 5.91(1.8) 1.97(0.6) presence of refrigerant.
  • Page 14 Outdoor Unit 7.87 inch(200mm) product. Ammonia may be generated. Air Guide Duct (This product is not provided by Samsung) – The place where thinner or gasoline is handled. Gas may leak and it may cause fire. • Install the unit at a height where its base can be –...
  • Page 15 • If you operate the cooling operation of the air CAUTION conditioner in the condition where the ambient • Depending on the condition of the power supply, temperature is lower than 23 °F(-5℃) DB(Dry unstable power or voltage may cause malfunction bulb), or the outdoor unit might be faced with of parts or control systems (for example : on a strong wind directly, the wind baffle should be...
  • Page 16 – Check the installation site every 3 months and perform anti-corrosion treatment such Unit : inch (mm) as R-Pro supplied by SAMSUNG (Code : MOK- 220SA) or commercial water repellent grease A Type and wax, etc., based on the product condition.
  • Page 17 Minimum clearances for the outdoor unit When installing 1 outdoor unit 11.81 (300) 7.87(200) 5.91 (150) 5.91 (150) Unit : inch (mm) or more or more or more or more 11.81(300) or more 11.81(300) or more 39.37(1000) 5. 9 1 (150) 5.
  • Page 18 Energy Label (1) ¹⁾ figure. 2 To prevent damage or scratches effectively, U.S. Government Federal law prohibits removal of this label before consumer purchase. Samsung Electronics Co., Ltd. Heat Pump Cooling and Heating Model AJ036JCJ5CH Split System Heating Capacity 40,000 Btu/h...
  • Page 19 1 Position the outdoor unit so that the air flow is CAUTION directed towards the outside, as indicated by the • Install a drain outlet at the lowest end around arrows on the top of the unit. the base for outdoor unit drainage. •...
  • Page 20 Installation Procedure Step 4 Connecting the power • AC024/030/036/048DXSCCG, AC030/036/048DXADCG, AC030/036DXSCCF cables, communication cable, and – Use a nipper to remove conduit holes controllers from the lower part of the cabinet. (Do not remove it by hammering.) You must connect the following three electrical cables to the outdoor unit: •...
  • Page 21 Air conditioning system examples CAUTION • Make sure to install an ELCB (RCD or RCCB) or When using an earth leakage circuit breaker (ELCB) ELB and MCB combination, according to local for a single phase unit. regulations. • If the outdoor unit is installed in a location Main power Communication cable cable...
  • Page 22 Installation Procedure When using ELB for AC024/030/036/048DXSCCG, AC030/036/048DXADCG, AC030/036DXSCCF (1-phase) Power Electrical supply component box MCCB 1(L) 2(N) Cable tie Main power Outdoor to Communication cable indoor power cable cable The appearance of the unit may be different from the picture depending on the model. Indoor Unit 22 English...
  • Page 23 Main power terminal block specifications CAUTION [Unit : inch(mm)] • You should connect the power cable to the power cable terminal and fasten it with a clamp. AC power: Communication: • To protect the product from water and possible M4 screw M4 screw shock, you should keep the power cable and the connection cord of the indoor and outdoor units...
  • Page 24 Installation Procedure Model Outdoor Indoor Rated input Power current of the Source power conversion Outdoor Indoor equipment FAN1(A) FAN2(A) FAN(A) AC018DNLDCG 1.06 AC018DNHDCG 2.10 AC018DNJDCG 0.49 AC018DNADCG 0.42 AC018DXSCCG AC018DN1DCG 14.1 1.20 0.42 22.7 25.0 AC018DNNDCG 0.30 AC018DN4DCG 0.79 AC018DN6DCG 0.79 AC018DNZDCG 3.01...
  • Page 25 Model Outdoor Indoor Rated input Power current of the Source power conversion Outdoor Indoor equipment FAN1(A) FAN2(A) FAN(A) AC030DN4DCG 0.79 AC030DXSCCF AC030DNHDCG 17.9 0.97 3.50 27.0 30.0 AC030DNTDCG 0.51 AC030DNHDCG 3.50 AC030DNTDCG 0.51 AC030DXSCCG AC030DN4DCG 22.6 1.20 1.20 0.79 35.0 40.0 AC030DN6DCG 0.79...
  • Page 26 Installation Procedure Silence mode controller wiring NOTE diagram with External controller • RLA is based on AHRI 210/240 cooling standard condition [Indoor temp. : 26.7 °C / 80 °F(DB) / 19.46 °C / • AC018DXSCCG, AC024DXADCG, AC024DXSCCF 67 °F(WB), Outdoor temp. : 35 °C / 95 °F(DB)] •...
  • Page 27 Connecting the outdoor-to-indoor power NOTE cable and the communication cable • Lay the electrical wiring so that the front cover does not rise up when doing wiring work and attach the • AC018DXSCCG, AC024DXADCG, AC024DXSCCF front cover securely. • The ground wire for the indoor unit and outdoor unit connection cable must be clamped to a soft copper tin-plated eyelet terminal with M4 screw hole(NOT Indoor Unit...
  • Page 28 Installation Procedure Nominal Nominal dimensions dimensions Standard Standard Standard Min. Min. Max. Standard Min. Allowance Allowance Allowance Allowance for cable for screw dimension dimension dimension dimension [mm(inch)] [mm(inch)] [mm(inch)] [mm(inch)] [mm²(inch²)] [mm²(inch²)] [mm(inch)] [mm(inch)] [mm(inch)] (inch)] (inch)] (inch)] [mm(inch)] (inch)] +0.2 ±0.2 +0.3(+0.011)
  • Page 29 Outdoor-to-indoor power and • Power supply cords of parts of appliances communication cable specifications for outdoor use shall not be lighter than polychloroprene sheathed flexible cords. (Code designation IEC:60245 IEC 57 / CENELEC: • Indoor unit : H05RN-F) 1-Way CST (AC***DN1DCG) •...
  • Page 30 Installation Procedure Step 5 Connecting the refrigerant pipe AC018DXSCCG, AC024DXADCG, AC024DXSCCF Items Maximum allowable length [ft (m)] Applicable outdoor Main pipe Max. height difference between Make at least one round: unit models (L1) outdoor and indoor units (h1) It will reduce noise and AC018DXSCCG vibration AC024DXSCCG...
  • Page 31 • After connecting the pipes, proceed exactly as 4 Slide a flare nut onto the pipe and create the directed in the guide to prevent interference with flare. the internal parts. • Tighten the nuts to the specified torques. If R 0.016 to 0.032 inch overtightened, the nuts could be broken so (0.4 to 0.8 mm)
  • Page 32 Installation Procedure • When connecting the pipes, make sure that • The nitrogen blowing pressure range is 2.9 to 7.3 surrounding objects do not interfere with or psi(0.02 to 0.05 MPa). contact them to prevent refrigerant leakage due • If the piping exceeds the standard pre-charged to physical damage.
  • Page 33 2 Referring to the illustration below, tighten the 4 Open the valve of the low pressure side(A) of the flare nut on section D first by hand and then with manifold gauge counterclockwise. a torque wrench, applying the following torque. •...
  • Page 34 Installation Procedure 5 Purge the air from the system using a vacuum • For sizing and limits (height difference, line pump for about 10 minutes. length, max. bends, refrigerant charge, etc.) see “Connecting refrigerant pipe section”. 1) Evacuate until 4000 microns is achieved, for at least 10 minutes.
  • Page 35 Step 9 Adding refrigerant (R-32) 3 After about 30 minutes, charge the refrigerant through the service port of the gas stop valve. Precautions on adding the R-32 refrigerant In addition to the conventional charging procedure, the following requirements shall be kept. Indoor Unit •...
  • Page 36 Installation Procedure Precautions on adding R-32 refrigerant Unit oz(g) In addition to the conventional charging procedure, the following requirements shall be kept. CAUTION NOTE • Make sure that contamination by other refrigerants a Factory refrigerant charge of the product: does not occur for charging. see unit nameplate •...
  • Page 37 Charging the refrigerant under Cylinder with siphon Cylinder without siphon conditions of liquid by using a liquid pipe siphon It is necessary for recharging under conditions of liquid. When recharging refrigerant from the refrigerant cylinder to the equipment, follow the instructions below.
  • Page 38 Installation Procedure Step 10 Connecting the drain hose 5 Be sure to plug the rest of the drain holes not connected with drain plugs using drain caps. to the outdoor unit • AC024/030/036/048DXADCG • When using the air conditioner in the heating mode, ice may accumulate .
  • Page 39 Step 11 Insulating the refrigerant Insulation Type pipes (Cooling, Heating) High General 1 Once you have checked that there are no leaks in humidity Outer diameter the system, you can insulate the piping and hose. Pipe [86°F(30°C), Remarks [86°F(30°C), 85%] over 85%] No gap EPDM, NBR...
  • Page 40 Installation Procedure Step 12 Checking the grounding 3 Press K1 or K2 on the outdoor unit PCB to run the test mode and stop. If the power distribution circuit does not have a (※ AC***DXSCCF models are cooling-only ground or the grounding does not comply with models, in which running the test mode using specifications, a grounding electrode must be K1 is not possible.)
  • Page 41 ¹⁾ Defrost test mode Condition 1: The outdoor temperature is below 50℉ (10℃). Condition 2: All the temperature conditions should meet the defrost conditions. ²⁾ To use the inverter check function, you must use the inverter checker. ³⁾ Indication on the display and action to take when an inverter fault is detected INV#1 Action to take SEG1...
  • Page 42 Installation Procedure 6 View mode: When the K4 switch is pressed, you can see information about the system state as below. • For a function that is not supported, "-" is shown for SEG2, SEG3 or SEG4. K4 short Display contents SEG1 SEG2 SEG3...
  • Page 43 Display contents SEG1 SEG2 SEG3 SEG4 Main micom Year (Dec) Month (Hex) Date (Tens digit) Date (Units digit) version Inverter micom After short push 1 Year (Dec) Month (Hex) Date (Tens digit) Date (Units digit) version K4 long After short push 2 E2P version Year (Dec) Month (Hex) Date (Tens digit) Date (Units digit)
  • Page 44 Installation Procedure Input Input Option item SEG1 SEG2 SEG3 SEG4 Function Option item SEG1 SEG2 SEG3 SEG4 Function unit unit Snow Disabled Cooling / accumulation (Factory Heating Main prevention default) operation Dedicated Enabled control (default) Disabled mode for Cooling Main (Factory cooling/ operation...
  • Page 45 Extra Procedures Pumping down refrigerant • AC024/030/036/048DXSCCG, AC030/036/048DXADCG, AC030/036DXSCCF WARNING • After installing the product, perform a leak test on the piping connections. After pumping down refrigerant to inspect or relocate the outdoor A (Gas) B (liquid) unit, stop the compressor and remove the connected pipes.
  • Page 46 Extra Procedures Using the stop valve NOTE • Do not apply excessive force to the stop valve always use special instruments. Otherwise, the Opening the stop valve stopping box can be damaged, and the back sheet can leak. 1 Open the cap and turn the stop valve •...
  • Page 47 Maintenance Procedures Performing the gas leak tests for Decommissioning repair The following requirements must be fulfilled before and while taking the decommissioning procedure: When repairing the refrigerant circuit, the following • Only qualified, licensed professionals procedure must be followed to avoid flammability. shall perform refrigerant recovery and 1 Remove the refrigerant.
  • Page 48 Maintenance Procedures 8 Do not overcharge the cylinders. (No more than 80 %) 9 Keep the cylinder within the maximum working pressure, even temporarily. 10 After charging, make sure that the cylinders and the equipment are promptly removed from the site and all isolation valves are closed.
  • Page 49 Installing the wind baffle If you operate the cooling operation of the air conditioner in conditions where the ambient temperature is lower than 23℉ (-5 °C) DB(Dry bulb), or the outdoor unit might be faced with strong wind directly, the wind baffle should be installed to prevent the outdoor unit fan from operating in reverse way.
  • Page 50 Installing the wind baffle • AC024/030/036/048DXSCCG, AC030/036/048DXADCG, AC030/036DXSCCF <Front View> Make holes on both sides and attach the wind baffle using screws. Make holes on both sides and attach the wind baffle using screws. Partition <Top Down View> “A” – Should be 7 7/8” (200mm) or longer 24.6 inch (624.9mm) 0.6 inch (15.3mm)
  • Page 51 Appendix Troubleshooting The table below lists the self-diagnostic routines. For some of the error codes, you must contact an authorized service center. If an error occurs during the operation, it is displayed on the outdoor unit PCB LED, both MAIN PCB and INVERTER PCB.
  • Page 52 Appendix Error Meaning Remarks Code 1. Check Main PBA connectors Main PBA - other PBA Communication error E205 2. Check other PBA connectors (All other PBA communication error) 3. Change Mian PBA Main PBA - other PBA communication error 1. Check Main PBA connectors (Some of PBA communication) E206 2.
  • Page 53 Error Meaning Remarks Code 1. Check the range of temperature limited for cooling operation Cooling operation restricted at outdoor temperature E441 below Tcool_low value (default:0°C) 2. Check the outdoor temperature sensor 1. Change motor 30 E446 Outdoor Fan#1 motor Operation error 2.
  • Page 54 Appendix Error Meaning Remarks Code 1. Change motor E486 Outdoor Fan#1 high voltage or low voltage error 2. Change INV PCB 52 E488 Inverter input voltage sensor error Check Outdoor Inverter PBA 1. Change motor E489 FAN #1 motor current limiting error 2.
  • Page 55 Error Meaning Remarks Code 1. Check the External float switch connection. 2. Check whether the drain has E665 External Contact Input ERROR been filled with water. 3. Check the emergency alarm system (Emergency Stop) 1. Check R-32 sensor. E695 R-32 detection sensor life unpredictable error 2.

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