Samsung AM***FNHDCH Installation Manual
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Samsung AM***FNHDCH Installation Manual

Samsung AM***FNHDCH Installation Manual

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Summary of Contents for Samsung AM***FNHDCH

  • Page 2: Air Conditioner

    BIG duct : AM✴✴✴FNHDCH✴ Air Conditioner installation manual This manual is made with 100% recycled paper. imagine the possibilities Thank you for purchasing this Samsung product. To receive more complete service, please register your product at www.samsung.com/register EN ES FR PT DB68-03807A(1)

  • Page 3: Table Of Contents

    Contents Safety Precautions ..................... . . 3 Accessories .

  • Page 4: Safety Precautions

    Safety Precautions The following safety precautions must be taken when using your air conditioner. • Risk of electric shock can cause injury or death. • Disconnect all remote electric power supplies before servicing, installing or cleaning. WARNING • Installation must be done by the manufacturer or service agent or a similar qualified person in order to avoid a hazard.
  • Page 5 Safety precautions Power supply line or circuit breaker If the power cable of this air conditioner is damaged, it must be replaced by service agent or similarly qualified persons in order to avoid a hazard. The unit must be plugged into an independent circuit if applicable or connect the power cable to the auxiliary circuit breaker.

  • Page 6: Accessories

    Accessories The following accessories are supplied with the indoor unit. The type and quantity may differ depending on the specifications. User's manual Installation manual Pattern sheet Insulation cover pipe in Insulation cover pipe out Insulation pipe(A) Insulation pipe(B) Cable tie Flexible hose Clamp hose Washer...

  • Page 7: Selecting The Installation Location

    Selecting the Installation Location 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.
  • Page 8 Insulation Guide Back Back Front Front Thickness: more than 10mm(0.39inch) mm(inch) Indoor Unit Front/Back Insulate the front and back side in proper 1240x470x1040 400x190 1240x1040 470x1040 470x1040 size at the same time when insulating the (48.8x18.5x40.9) (15.7x7.5) (48.8x40.9) (18.5x40.9) (18.5x40.9) suction duct and discharge duct.
  • Page 9 Selecting the Installation Location Drawing of the indoor unit 1306(51.42) Suspension position Unit : mm(inch) 1188(46.77) Air inlet duct flange 140X8=1120(44.09) 140X8=1120(44.09) 1188(46.77) Air outlet duct flange 1240(48.82) 660(25.98) 647(25.47) 598(23.54) Discharge side Suction side Name Description Liquid pipe connection ø9.52(3/8") Gas pipe connection AM076✴✴✴...

  • Page 10: Indoor Unit Installation

    Indoor Unit Installation It is recommended to install theY-joint before installing the indoor unit. 1. 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 11: Purging The Unit

    Purging the Unit On delivery, the indoor unit is loaded with inert gas. All this gas must therefore be purged before connecting the assembly piping. To purge the inert gas, proceed as follows. Unscrew the pinch pipe at the end of each refrigerant pipe. Wet cloth Result : All inert gas escapes from the indoor unit.

  • 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.

  • Page 13: 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 Leak check with nitrogen (using a pressure regulator) at a pressure above 4.1MPa(594.7 psig) (gauge).
  • Page 14 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 30°C(86˚F) 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.
  • Page 15 Performing leak test & insulation Refrigerant pipe before EEV kit and MCU or without EEV kit and MCU You can contact the gas side and liquid side pipes but the pipes should not be pressed. Insulation When contacting the gas side and gas side pipe, use 1 grade thicker insulation. Insulation Liquid pipe...

  • Page 16: Drain Pipe And Drain Hose Installation

    Drain pipe and drain hose installation Care must be taken when installing the drain hose for the indoor unit to ensure that any condensate water is correctly drained outside. The drain hose can be installed to the right or left side of the base pan. 1.
  • Page 17 Drain pipe and drain hose installation Drain pipe Connection Without the drain pump 1. Install horizontal drain pipe with a slope of 1/100 or more and fix it by hanger space of 1.0~1.5m(3.29~4.92'). 2. Install U-trap at the end of the drain pipe to prevent a nasty smell to reach the indoor unit. 3.
  • Page 18 Centralized Drainage Without the drain pump 1. Install horizontal drain pipe with a slope of 1/100 or more and fix it by hanger space of 1.0~1.5m(3.29~4.92'). 2. Install U-trap at the end of the drain pipe to prevent a nasty smell to reach the indoor unit. Horizontal drainpipe more than 1/100 slope Ceiling With the drain pump...
  • Page 19 Drain pipe and drain hose installation Testing the drainage Prepare a little water about 2 liters. 1. Pour water into the drain pan in the indoor unit as shown in figure. 2. Confirm that the water flows out through the drain hose. 3.

  • Page 20: 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 21 Wiring work Selecting compressed ring terminal Silver solder mm(inch) Norminal dimensions for cable [mm (inch 1.5 (0.002") 2.5 (0.003") 4 (0.006") Norminal dimensions for screw [mm(inch)] 4 (0.15") 4 (0.15") 4 (0.15") 4 (0.15") 4 (0.15") Standard dimension [mm(inch)] 6.6 (0.25") 8.0 (0.31") 6.6 (0.25") 8.5 (0.33") 9.5 (0.37") Allowance [mm(inch)] ±0.2 (±0.007")
  • Page 22 Decide the power cable specification and maximum length within 10% power drop among indoor units. Coef×35.6×L ×i ∑ ) < 10% of input voltage[V] 1000×A • coef : 1.55 • L : Distance among each indoor unit[m], A : Power cable specification[mm (inch )], i : Running current of each unit[A]...
  • Page 23 Wiring work • Select the power cable in accordance with relevant local and national regulations. • Wire size must comply with local and national code. CAUTION • For the power cable, use the grade of H07RN-F or H05RN-F materials. • You should connect the power cable into the power cable terminal and fasten it with a clamp. •...

  • 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 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 25 Setting an indoor unit address and installation option Step 2. The procedure of option setting After entering the option setting status, select the option as listed below. Option setting is available from SEG1 to SEG 24 • SEG1, SEG7, SEG13, SEG19 are not set as page option. CAUTION •...
  • Page 26 Option setting Status 9. Setting SEG11, SEG12 option Press Low Fan button( ) to enter SEG11 value. Press High Fan button( ) to enter SEG12 value. Each time you press the button, … will be selected in rotation. SEG11 SEG12 10.
  • Page 27 Setting an indoor unit address and installation option Step 3. Check the option you have set After setting option, press button to check whether the option code you input is correct or not. Step 4. Input option Press the operation button with the direction of remote control for set.
  • Page 28 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 supply in the indoor unit. Indoor Unit 1(L) 2. The panel(display) should be connected to an indoor unit to receive 2(N) option.
  • Page 29 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 in the indoor unit.
  • Page 30 ■ 02 series installation option(Detailed) Option No. : 02XXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Use of external room Explanation PAGE MODE Use of robot cleaning Use of central control FAN RPM compensation temperature sensor Remote Controller Display Indication Details Indication Details Indication Details...
  • Page 31 Setting an indoor unit address and installation option Option SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 EEV Step of stopped unit Individual control of a Heating setting Explanation PAGE during oil return/defrost Motion detect sensor remote controller compensation mode Remote Controller Display Indication Details Indication Details...
  • Page 32 ■ 05 series installation option(Detailed) Option No. : 05XXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 (When setting SEG3) (When setting SEG3) (When setting SEG3) Use of Auto Change Over PAGE MODE Explanation Standard heating temp. Standard for mode change for HR only in Auto mode Standard cooling temp.
  • Page 33 Setting an indoor unit address and installation option SEG 3, 4, 5, 6, 8, 9 additional information When the SEG 3 is set as "1" and follow Auto Change Over for HR only operation, it will operate as follows. Standard temp. for Temp.

  • Page 34: Changing A Particular Option

    Changing a particular option You can change each digit of set option. Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 The option mode you want The tens’ digit of an option The unit digit of an option Explanation PAGE MODE Changed value to change SEG you will change SEG you will change...

  • Page 35: Final Checks And User Tips

    Final Checks and User Tips To complete the installation, perform the following checks and tests to ensure that the air conditioner operates correctly. 1. Check the followings. Strength of the installation site Tightness of pipe connection to detect a gas leak Electric wiring connections Heat-resistant insulation of the pipe Drainage...

  • Page 36: Troubleshooting

    Troubleshooting Detection of errors If an error occurs during the operation, an 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 LED Display LED Display Error...
  • Page 37 Troubleshooting LED Display Error Abnormal conditions code 1. COND mid sensor is detached E241 2. Refrigerant leakage (2nd detection) E554 3. Abnomally high temperature on Cond (2nd detection) E450 4. Low pressure s/w (2nd detection) E451 5. Abnomally high temperature on discharged air on outdoor E416 unit (2nd detection) 6.

  • Page 38: Option Table

    Option table E.S.P(External Static Pressure)setting for phase control motor With its phase control motor, you can adjust the indoor unit fan speed depending on the installation condition. If the external static pressure is high so that the duct becomes longer or if the external static pressure is low so that the duct becomes shorter, adjust the fan speed by referring the following table.

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