Samsung LENNOX VSCC S4-4P Series Installation Manual
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Samsung LENNOX VSCC S4-4P Series Installation Manual

Samsung LENNOX VSCC S4-4P Series Installation Manual

Vrf (variable refrigerant flow)
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VRF (Variable Refrigerant Flow)
Installation manual
VSCC***S4-4P / VSEC***S4-4P
• Thank you for purchasing this Lennox Product.
• Before operating this unit, please read this manual carefully and retain it for future reference.
DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 1
DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 1
2024-08-07 오전 10:02:11
2024-08-07 오전 10:02:11

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Summary of Contents for Samsung LENNOX VSCC S4-4P Series

  • Page 1 VRF (Variable Refrigerant Flow) Installation manual VSCC***S4-4P / VSEC***S4-4P • Thank you for purchasing this Lennox Product. • Before operating this unit, please read this manual carefully and retain it for future reference. DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 1 DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 1 2024-08-07 오전...

  • Page 2: Table Of Contents

    Contents Safety Precautions Accessories Selecting the installation location Indoor unit installation Purging the unit Connecting the refrigerant pipe Cutting/Flaring the pipes Performing leak test & insulation Drain pipe and drain hose installation Water leakage test Pipe insulation Wiring Work Setting an indoor unit address and installation option Final Checks and User Tips Providing information for user ENGLISH-2...

  • Page 3: Safety Precautions

    Safety Precautions WARNING ▶ Cancer and Reproductive Harm - www.P65Warnings.ca.gov. (Carefully follow the precautions listed below because they are essential to guarantee the safety of the equipment ) • Always disconnect the product from the power supply before servicing it or accessing its internal components WARNING •...

  • Page 4: Installing The Unit

    Safety Precautions Installing the unit IMPORTANT: When installing the unit, always remember to connect first 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 ) ▶...

  • Page 5: Accessories

    • Make sure that you earth the cables - Do not connect the earth wire to the gas pipe, water pipe, lighting rod or telephone wire CAUTION 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 •...

  • Page 6: Selecting The Installation Location

    Selecting the installation location Decide the installation location, with the consideration of the following conditions, under user’s approval • Place where air flow is not disturbed • Place with flat surface and where structure can bear the weight and vibration of the indoor unit (If the structure is not strong enough, indoor unit may fall and get damaged or cause personal injury ) •...

  • Page 7: Concealed Type

    Concealed Type Unit: inch (mm) Air outlet 1 97 (50) or below Cover Air inlet 2 36 (60) or more 2 36 (60) ‘A’ or more Air filter Model **006/009/012** 27 56 (700) **018/024** 38 58 (980) ENGLISH-7 DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 7 DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 7 2024-08-07 오전...
  • Page 8 Selecting the installation location Drawing of the indoor unit Exposed Type Unit : inch (mm) 9 23(234 5) 9 23(234 5) 8 66(220) 1 57(40) 4 49(114) 8 62(219) 0 71(18) 0 71(18) 4 02(102 1) 4 6(116 9) 0 71(18) 8 64(219 5) 8 11(206) 8 64(219 5)
  • Page 9 Concealed Type Unit: inch (mm) 6 5 (165) 8 66(220) 8 66(220) 3 94(100) 5 51(140) 3 15(80) 1 57(40) 1 57(40) 1 57(40) 7 87(200) VSCC009/012/018/024S4-4P VSCC006S4-4P Model "A" "B" "C" **006/009/012** 37 2 inch (945 mm) 28 74 inch (730 mm) 27 56 inch (700 mm) **018/024** 48 23 inch (1225 mm)

  • Page 10: Indoor Unit Installation

    Indoor unit installation Refrigerant pipe work must be done before installing the indoor unit 1. Check the product and the location where it will be installed 2. Check the required installation conditions 3. Drill a hole on a floor or a wall and insert bolt anchors as shown in the Fixing bolt ø...

  • Page 11: Connecting The Refrigerant Pipe

    Connecting the refrigerant pipe There are two refrigerant pipes of differing 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 The connection procedure for the refrigerant pipes varies according to the exit position of the pipes from the indoor unit, as seen when facing the indoor in the “A”...

  • Page 12: Cutting/Flaring The Pipes

    Cutting/Flaring the pipes 1. Make sure that you prepared the required tools (pipe cutter, reamer, flaring tool and pipe holder) 2. 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 There are some examples of correctly and incorrectly cut edges below 90°...
  • Page 13 5. Check if you flared the pipe correctly There are some examples of incorrectly flared pipes below Correct Inclined Damaged Surface Cracked Uneven Thickness 6. Align the pipes and tighten the flare nuts first manually and then with a torque wrench, applying the following torque Outer diameter Connection Torque Flare dimension...

  • Page 14: Performing Leak Test & Insulation

    Performing leak test & insulation 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 responsible of installer to pressurize the whole system with nitrogen (using a pressure regulator) at a pressure above 4 1MPa (gauge) LEAK TEST WITH R-410A (after opening valves) Before opening valves, discharge all the nitrogen into the system and...
  • Page 15 5. Select the insulation of the refrigerant pipe • Insulate the gas side and liquid side pipe referring to the thickness according to the pipe size • Indoor temperature of 86 °F(30 °C) and humidity of 85% is the standard condition If install in a high humidity condition,use one grade thicker insulator by referring to the table below If installing in an unfavorable conditions, use thicker one •...
  • Page 16 Performing leak test & insulation Refrigerant pipe before EEV kit and MSB or without EEV kit and MSB • You can contact the gas side and liquid side pipes but the pipes should Insulation not be pressed Insulation • When contacting the gas side and gas side pipe, use 1 grade thicker insulator Liquid pipe Gas pipe...

  • Page 17: Drain Pipe And Drain Hose Installation

    Drain pipe and drain hose installation 1. Install a drain pipe according to following instruction Drain pan 2. When you complete the drain hose installation, pour water to make Internal water pipe sure water is drained properly (within the product) (Outer diameter ø...

  • Page 18: Water Leakage Test

    Water leakage test 1. Pour water to the hole for the drain test or drain pan of the indoor unit as shown in the figure (About 1ℓ) 2. Make sure that draining is done properly by checking end of the drain pipe 3.

  • Page 19: Wiring Work

    Wiring Work Power and communication cable connection 1. Before wiring work, you must turn off all power source 2. Indoor unit power should be supplied through the breaker (ELCB or MCCB+ELB) separated by the outdoor power ELCB: Earth Leakage Circuit Breaker MCCB: Molded Case Circuit Breaker ELB: Earth Leakage Breaker 3.
  • Page 20 Wiring Work 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. (inch) (inch) (inch) (inch) (inch (inch) (inch) (inch) (inch) (inch) 0 16...
  • Page 21 Specification of electronic wire Power supply MCCB ELB or ELCB Power cable Earth cable Communication cable Max : 253V XA, 30 mA 0 0039 inch 0 0039 inch 0 0012~0 0023 inch (2 5 mm (2 5 mm (0 75~1 5 mm Min : 187V 0 1 sec ※...

  • Page 22: Example Of Installation

    Wiring Work Example of Installation - Total power cable length L = 328 ft (100 m), Running current of each units 1[A] - Total 10 indoor units were installed 9[A] 1[A] 10[A] ELCB or MCCB+ Indoor unit1 Indoor unit2 Indoor unit10 0 ft (0 m) 32 8 ft (10 m) 65 6 ft (20 m)
  • Page 23 • Select the power cable in accordance with relevant local and national regulations CAUTION • Wire size must comply with local and national code • Power supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord (Code designation H07RN-F or H05RN-F) •...

  • Page 24: 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 wireless remote control 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 The procedure of option setting [Power] button...
  • Page 25 2. Set the option values • The total number of available options is 24 : SEG1 to SEG24 CAUTION • Because SEG1, SEG7, SEG13 and SEG19 are the page options used by the previous remote control models, the modes to set values for these options are skipped automatically •...
  • Page 26 Setting an indoor unit address and installation option Steps Remote control display 5. Set the SEG6 and SEG8 values: 1) Set the SEG6 value by pressing the button repeatedly until the value you want to set appears on the remote control display 2) Set the SEG8 value by pressing the button repeatedly until the value you want to set appears on the remote control display...
  • Page 27 Steps Remote control display 13. Set the SEG16 and SEG17 values: 1) Set the SEG16 value by pressing the button repeatedly until the value you want to set appears on the remote control display 2) Set the SEG17 value by pressing the button repeatedly until the value you want to set appears on the remote control display SEG16...
  • Page 28 Setting an indoor unit address and installation option 3. Check whether the option values you have set are correct by pressing the button repeatedly [SEG2, SEG3] [SEG4, SEG5] [SEG6, SEG8] [SEG9, SEG10] [SEG11, SEG12] [SEG14, SEG15] [SEG16, SEG17] [SEG18, SEG20] [SEG21, SEG22] [SEG23, SEG24] EX) VS*C***S4-4P...
  • Page 29 Setting an indoor unit address (MAIN/RMC/MSB) 1. Check whether power is supplied or not - When the indoor unit is not plugged in, there should be additional Indoor Unit power supply in the indoor unit 2. The panel(display) should be connected to an indoor unit to receive option 3.

  • Page 30: Setting An Indoor Unit Installation Option (Suitable For The Condition Of Each Installation Location)

    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 supply Indoor Unit in the indoor unit 2.
  • Page 31 02 series installation option(Detailed) Option No : 02XXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Use of external room temperature sensor / FAN RPM Explanation PAGE MODE Evaporator drying Use of central control Minimizing fan operation when thermostat is off compensation Details Use of...
  • Page 32 Setting an indoor unit address and installation option Option SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Individual control of a remote Adjusted EEV step of stopped unit during oil Explanation PAGE Heating setting compensation controller return /defrost mode Indication Details Indication Details Indication Details...
  • Page 33 05 series installation option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Use of Auto Change Over (When setting SEG3) (When setting SEG3) (When setting SEG3) for HR only in Auto mode Standard for mode change Standard heating temp Standard cooling temp / Use of Cooling only →...
  • Page 34 Setting an indoor unit address and installation option Option SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Explanation Control variables when using hot water / external heater (*4) Details Indication Details Indication Set temp for heater Delay time for On/Off heater On At the same time as No delay thermo on...
  • Page 35 SEG 3, 4, 5, 6, 8, 9 additional information When the SEG3 is set as “1” and follow Auto Change Over for HR only operation, it will operate as follows Standard temp for Temp → Heating Cooling Standard temp for Cooling Set temp for Auto mode...

  • Page 36: Changing A Particular Option

    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 tens’ digit of an The unit digit of an The option mode Explanation PAGE MODE...

  • Page 37: Final Checks And User Tips

    Final Checks and User Tips To complete the installation, perform the following checks and tests to ensure that the product operates correctly Check the followings • Strength of the installation site • Tightness of pipe connection to detect a gas leak •...
  • Page 38 DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 38 DB68-13135A-00_IM_VRF Floor stand_AA_EN_.indd 38 2024-08-07 오전 10:02:18 2024-08-07 오전 10:02:18...

This manual is also suitable for:

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