Samsung AM036FXMDCH Installation Manual
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Samsung AM036FXMDCH Installation Manual

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AM0@@FXMDCH_IM_EN_03408A(1).indd 50
2013-03-04 오후 4:28:30

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  • Page 1 AM0@@FXMDCH_IM_EN_03408A(1).indd 50 2013-03-04 오후 4:28:30...

  • Page 2: Air Conditioner

    AM✴✴✴FXMDCH Series 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 DB68-03408A(1) AM0@@FXMDCH_IM_EN_03408A(1).indd 51...

  • Page 3: Table Of Contents

    Contents Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Outdoor unit type .

  • Page 4: Safety Precautions

    . X 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 different 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 .
  • Page 5 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 . X 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 6: Outdoor Unit Type

    Outdoor unit type Shape AM036FXMDCH✴ Model Cooling and Heating 1phase AM048FXMDCH✴ AM053FXMDCH✴ Installation combination X You must install the indoor unit that uses R410A only . X If sum capacity of the combined indoor units exceeds the capacity of an outdoor unit, the capacity of each indoor unit is reduced below the rated capacity .

  • Page 7: Deciding To Where To Install The Outdoor Unit

    Deciding to where to install the outdoor unit Decide the installation location based on the following condition and obtain the user’s approval . X Avoid a place that may disturb your neighbor . Noise may occur from the outdoor unit and the discharged air may run into the neighborhood .
  • Page 8 • Install the indoor unit away from any interfering sources such as radio, computer, stereo equipment and also select a place where the electrical wiring work and an indoor unit installation are possible . CAUTION - Especially keep the unit at least 3m (9 . 8 4ft) away from the electrical equipment in an area where weak electromagnetic waves are generated and install the protection tube to protect the main power cable and communication cable .

  • Page 9: Installation Location

    Installation location X Make a space for ventilation and service as seen in the picture . X When multiple outdoor units are combined for installation, allow enough space for ventilation against a wall . If the ventilation space is not allowed, product malfunction may occur . X The side with logo is the front side of the outdoor unit .

  • Page 10: When Installing More Than 1 Outdoor Unit

    When installing more than 1 outdoor unit Unit: mm (inch) ❋ ❋ When 3 sides of the outdoor unit are blocked by the wall 300 (12) or 600 (24) or 600 (24) or 600 (24) or more more more more ❋...

  • Page 11: Installation And Base Ground Work For An Outdoor Unit

    Installation location Moving the Outdoor Unit X Select the moving route in advance . X Be sure that moving route is safe from the weight of the outdoor unit . X Do not slant the product more than 30˚ when carrying it . (Do not lay the product down sideways . ) X The surface of the heat exchanger is sharp .
  • Page 12 Base ground work Install the outdoor unit horizontally on the ground 150mm (6 inch) or more Drain hole 150mm (6 inch) or more < When installing on the roof > < When installing on the ground > X The outdoor unit should be supported within the range of measurement below for base ground work . Unit: mm (inch) Anchor bolt position 620 (24 .

  • Page 13: Refrigerant Pipe Installation

    Refrigerant pipe installation Refrigerant pipe work X The length of refrigerant pipe should be as short as possible and the height difference between an indoor unit and outdoor unit should be minimized . X The piping length between the outdoor unit and the indoor unit may not exceed the allowable piping length, height difference, and the allowable length after branching is done .
  • Page 14 Selecting refrigerant pipe Temper grade and minimum thickness of the refrigerant pipe Outer diameter [mm (inch)] Minimum thickness [mm (inch)] Temper grade Ø6 . 3 5 (1/4) 0 . 7 (0 . 0 28) Ø9 . 5 2 (3/8) 0 . 7 (0 . 0 28) Annealed Ø12 .
  • Page 15 Refrigerant pipe installation Selecting Y-joint X Select the first Y-joint according to main pipe size of each outdoor unit capacity . X Select the other Y-joints according to the total indoor unit capacity under the selected Y-joint . Selecting the first Y-joint Other Y-joints Outdoor unit capacity Total indoor unit capacity under the...

  • Page 16: Cutting Or Flaring The Pipes

    Direction of the pipe when brazing X Brazing the pipe should be done with the pipe headed downward or horizontally . X Avoid brazing with the pipe headed upward . • The test liquid used to detect leakage after pipe brazing should be the designated one . The use of the test liquid containing sulfur element may cause pipe corrosion .
  • Page 17 Refrigerant pipe installation Tightening flare connection area X Check that the flaring is properly made . X Align the center of the piping and sufficiently tighten the flare nut with fingers . Finally, tighten the flare nut with torque wrench until the wrench clicks . When tightening the flare nut with torque wrench, ensure the direction for tightening follows the arrow on the wrench .
  • Page 18 Pipe installation for an outdoor unit Pipe direction The refrigerant pipe can be pulled out from front, flank, rear, and bottom side, so install it depending on the installation site condition . Caution for using knock-out hole • Make sure not to damage the exterior of the outdoor unit . CAUTION •...
  • Page 19 Refrigerant pipe installation Refrigerant pipe installation examples Using a Y-joint Using a Y-joint/EEV kit Using a header joint Using a header joint/ Y-joint Allowable length of the refrigerant pipe and the installation examples Connection by Y-joint Outdoor unit Connection by Y-joint/EEV kit Outdoor unit AM0@@FXMDCH_IM_EN_03408A(1).indd 18 2013-03-04 오후...
  • Page 20 Classification Y-joint connection Y-joint / EEV kit connection The distance between the outdoor unit and the farthest indoor unit ≤ 150m (492’) Actual Ex) 8 indoor units Ex) 6 indoor units Length a+b+c+d+e+f+g+p≤ 150m (492’) a+b+c+d+j ≤ 150m (492’) Maximum Outdoor unit Equivalent allowable...
  • Page 21 Refrigerant pipe installation Connection by header joint Outdoor unit Header joint Indoor unit Connection by Y-joint/header joint Outdoor unit Header joint Y-joint Indoor unit Classification Header joint connection Y-joint / header joint connection The distance between an outdoor unit and the farthest indoor unit ≤ 150m (492’) Actual Ex) 8 indoor units Ex) 8 indoor units...
  • Page 22 Refrigerant pipe work Refrigerant Y-joint installation Install the Y-joint ‘horizontally’ or ‘vertically’ . X Install horizontally X Install vertically • When using A~J type of Y-joint, connect the Y-joint to the pipe with the provided reducer . • When using K~Z type of Y-joint, connect the Y-joint to the pipe by cutting the inlet of the Y-joint or provided NOTE reducer properly .
  • Page 23 Refrigerant pipe installation Correct use Incorrect use (The insertion depth of connecting pipe) (The insertion depth of connecting pipe) Basic specification Connecting pipe Connecting pipe When cutting connection part Connecting pipe Connecting pipe • When inserting connecting pipe into the Y-joint, please comply with the installation regulation . CAUTION Refrigerant header joint installation X Select the reducer fitted on the diameter of the pipe .
  • Page 24 • When using A~J type of header joint, connect the header joint to the pipe with provided reducer . • When using K~Z type of header joint, connect the header joint to the pipe by cutting the provided reducer CAUTION properly .
  • Page 25 Refrigerant pipe installation Performing air tightening test X Use tools for R410A only to prevent the inflow of foreign substances and to resist the internal pressure . X Use dry Nitrogen gas to do an airtight test as below . Apply pressure to the liquid side pipe, gas If you apply pressure more than 4 .
  • Page 26 Vacuuming a pipe and an indoor unit X Use the tools for R410A only to prevent the inflow of foreign substances and resist against the internal pressure . X Use the vacuum pump with the check valve to prevent pump oil from flowing backward while the vacuum pump is stopped suddenly .
  • Page 27 Refrigerant pipe installation Selecting additional refrigerant charging X Basic refrigerant The basic amount of additional refrigerant charged at a factory Factory charge Model Refrigerant AM036FXMDCH✴ 3 . 2 7 . 0 55 AM048FXMDCH✴ R410A 3 . 2 7 . 0 55 AM053FXMDCH✴...

  • Page 28: Connecting The Drain Hose To The Outdoor Unit

    Connecting the drain hose to the outdoor unit When using the air conditioner in the heating mode, ice may accumulate . During de-icing (defrost operation), the condensed water must be drained off safely . Consequently, you must install a drain hose on the outdoor unit, following the instructions below .
  • Page 29 Refrigerant pipe installation Selecting the insulation of refrigerant pipe X Insulate the gas pipe and liquid pipe by referring to the thickness of insulator for each pipe size . X The standard condition is 30°C(86°F), with humidity less than 85% . In the conditions of high humidity, use one grade thicker .
  • Page 30 • Install the insulation not to be get wider and use adhesive on the connection part of it to prevent moisture entering . CAUTION • Bind the refrigerant pipe with insulation tape if it is exposed to outside sunlight . (When binding the pipe with finishing tape, be careful not to reduce the thickness of the insulation .
  • Page 31 Refrigerant pipe installation Insulating the Y-join, liquid & gas side connecting pipe X Attach the insulation provided with the Y-joint to the insulation purchased privately without a gap . Wrap the connected part with insulation (Purchased privately) of a thickness of at least 10mm (3/8”) . X Use insulation that should be able to handle an interior temperature of over 120°C(248°F) .

  • Page 32: Wiring Work

    Wiring work X Wiring work should be performed in accordance with related laws such as ‘Technical specification on electric installation’ , ‘Wiring regulations’ or ‘Installation manual’ . X Copper cable should be used for wiring work and all the wires or parts should be rated products . X Wiring work should be performed by a company certified by an electric power company .
  • Page 33 Wiring work Overall System Configuration Connection of the power cable (1 phase 2 wires) Distribution board Outdoor unit Indoor unit 1 phase 1 phase 2 wires 2 wires 208V-230V 208V-230V MCCB + ELCB ELCB MCCB + 208V-230V Earth Communication cable Earth Wired remote controller...
  • Page 34 X The appliance shall be provided with a certified power supply cord and interconnection cord complying with the national regulations of the countries in which the appliance is to be sold . Model Power source FAN1 FAN2 AM036FXMDCH✴ 16 . 9 0 . 6 0 . 6 AM048FXMDCH✴ 208~230V~, 60Hz 22 .
  • Page 35 Wiring work Selecting compressed ring terminal X Select a compressed ring terminal of a connecting power cable based on a nominal dimensions for cable . X Cover a compressed ring terminal and a connector part of the power cable and then connect it . Silver solder Nominal dimensions for cable 4/6 (0 .
  • Page 36 Installing grounding wire X Grounding must be done by a qualified installer for your safety . X Use the grounding wire by referring to the specification of the electric cable of the outdoor unit . Grounding the power cable X The standard of grounding may vary according to the rated voltage and installation place of the air conditioner . X Ground the power cable according to the following .

  • Page 37: Grounding Work

    Grounding work If the power distribution circuit does not have a grounding or the grounding does not comply with specifications, a ground rod must be installed . The corresponding accessories are not supplied with the air conditioner . 1) Select a grounding rod that complies with the specifications given in the illustration . Copper wire Carbon rod Compressed ring terminal...

  • Page 38: Setting Outdoor Unit Option Switch And Key Function

    Setting outdoor unit option switch and key function PBA shape S/W for setting number of connecting indoor units DIP S/W 7-SEGMENT (K5~K16) (DISPLAY) Terminal blocks for connection with an interface module Do not connect wires to these terminal blocks Setting the number of connecting indoor units Ex : When you connect 3 indoor units, set SW02 to 3 SW01 SW02...
  • Page 39 Setting outdoor unit option switch and key function S/W function Heating KEY operation Cooling KEY operation Reset View Mode Tact switch Cooling target Cooling target Snow prevention evaporating evaporating temperature temperature Heating capacity Heating capacity Night's quiet option Night's quiet option DIP switch correction correction...
  • Page 40 X K4 input display order (1) Current frequency  (2) Low pressure value  (3) Outdoor temperature  (4) Discharge temperature  (5) OLP temperature  (6) COND temperature  (7) Double pipe out tube temperature  (8) High pressure value  (9) FAN RPM  (10) ESC(EVI) EEV  (11) MAIN EEV  (12) Present running current  (13) Number of connected indoor units  (14) Number of operating indoor units ...
  • Page 41 Setting outdoor unit option switch and key function X K9, K10: Night’s quiet option . This reduces FAM RPM to operate the outdoor unit quietly during night operation . Switch Function (Night’s quiet) Disuse Night’s quiet mode STEP - 1 STEP - 2 STEP - 3 X K11, K12: Changing heating capacity correction table...
  • Page 42 Maximum current - 4(A) Maximum current - 4(A) Maximum current - 8(A) Maximum current - 6(A) Maximum current - 6(A) Classification Model Maximum current 3Ton AM036FXMDCH✴ 4Ton AM048FXMDCH✴ 5Ton AM053FXMDCH✴ X K15, K16: Changing defrost option table Switch Function LOW1 LOW2 ❋...

  • Page 43: Pump Down

    Pump Down The object of pump down X You can reduce as much refrigerant leakage as possible during product movement or repair by collecting the refrigerant to the outdoor unit . Caution for pump down procedure X The amount of refrigerant that can be put into an outdoor unit is limited due to the slim shape of the outdoor unit . X Before performing pump down, most of the refrigerant should be put into an empty container at first .
  • Page 44 How to put the refrigerant into the refrigerant container before pump down operation ❋ ❋ When the amount of refrigerant charged in the system exceeds maximum receptive capacity, collect the refrigerant into the refrigerant container at first and then perform the pump down . X Prepare the exclusive refrigerant container that can be recharged, scale, and manifold gage that can be recharged .

  • Page 45: Checking Lists After Finishing Installation

    Checking lists after finishing installation X Before supplying power, measure the power terminal (L, N) and outdoor unit grounding using insulation-resistance tester . - The measured value should be above 30MΩ . • You must not measure the communication terminal since the communication circuit may get damaged . •...

  • Page 46: Inspection And Check Operation

    Inspection and check operation Precautions before check operation • When the outdoor temperature is low, turn on the main power 3 hours before beginning the operation . CAUTION - If you start the operation immediately after turning on the main power, it may cause serious damage to the part within the product .

  • Page 47: Check Operation

    Inspection and check operation Check operation 1) Use KEY MODE to run check operation . - When the check operation is not completed, UP (unprepared) will appear on the LED after the communication check and restrict compressor from operating . (UP Mode will be cleared automatically when check operation is completed . ) - Check operation may proceed from 30 minutes maximum 50 minutes depending on the operation status .

  • Page 48: Automatic Refrigerant Amount Detection Function (Checking Th Amount Of Refrigerant)

    Automatic refrigerant amount detection function (Checking th amount of refrigerant) This function detects amount of refrigerant in the system through refrigerant amount detection operation Start Press the Tact switch "K2" 4 times Input S-NET pro signal Satisfy the temperature condition Detect amount of refrigerant Judge the amount of refrigerant (Normal) (Excessive)

  • Page 49: Trial Operation

    Trial operation X Check the power supply between the outdoor unit and the cabinet panel . - 1 phase power supply : L, N X Check the indoor unit . - Check whether you have connected the power and communication cables correctly . (The communication cables between an indoor unit and outdoor unit are F1, F2 .
  • Page 50 Memo AM0@@FXMDCH_IM_EN_03408A(1).indd 49 2013-03-04 오후 4:28:30...

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