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Samsung AM***XMDCH Series Installation Manual

Summary of AM***XMDCH Series

  • Page 1

    Air conditgioner user manual/installation manual ar hvsd ŷ thank you for purchasing this samsung air conditioner. ŷ before operating this unit, please read this user manual carefully and retain it for future reference. Air conditioner installation manual am777xmdch77 ŷ thank you for purchasing this ...

  • Page 2: Contents

    2 contents safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 outdoor unit type . . . . . . . . . . . . . . . . . . . . ...

  • Page 3: Safety Precautions

    3 english safety precautions warning state of california proposition 65 warning (us only) this product contains chemicals known to the state of california to cause cancer and birth defects or other reproductive harm. Carefully follow the precautions listed below because they are essential to guarant...

  • Page 4: Safety Precautions

    4 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 dama...

  • Page 5: Outdoor Unit Type

    5 english outdoor unit type shape model cooling and heating 1phase am060 ✴xmdch✴ 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...

  • Page 6

    6 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. (be careful of...

  • Page 7

    7 english t 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. - especially keep the unit at least 3m (9.84ft) away from the electrical equipment in...

  • Page 8: Installation Location

    8 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 t...

  • Page 9

    9 english 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 mor e 300 (12) or more 600 (24) or more 600 (24) or more 600 (24) or more ❋ when the walls are blocking front and the rear of the outdoor units 300 (12) or mor e ...

  • Page 10: Installation Location

    10 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 sh...

  • Page 11

    11 english base ground work drain hole 150mm (6 inch) or more install the outdoor unit horizontally on the ground 150mm (6 inch) or more x the outdoor unit should be supported within the range of measurement below for base ground work. Unit: mm (inch) anchor bolt position 330 (12.99) 620 (24.40) 940...

  • Page 12

    12 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 ...

  • Page 13

    13 english selecting refrigerant pipe temper grade and minimum thickness of the refrigerant pipe outer diameter [mm (inch)] minimum thickness [mm (inch)] temper grade Ø6.35 (1/4) 0.7 (0.028) annealed Ø9.52 (3/8) 0.7 (0.028) Ø12.70 (1/2) 0.8 (0.031) Ø15.88 (5/8) 1.0 (0.039) Ø19.05 (3/4) 0.9 (0.035) d...

  • Page 14

    14 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 capacit...

  • Page 15

    15 english 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. T the test liquid used to detect leakage after pipe brazing should be the designated one. The use of the test liquid containing ...

  • Page 16

    16 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 ...

  • Page 17

    17 english 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 t make sure not to damage the exterior of the outdoor unit. T ...

  • Page 18

    18 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 o...

  • Page 19

    19 english classification y-joint connection y-joint / eev kit connection maximum allowable length of pipe outdoor unit ~ indoor units actual length the distance between the outdoor unit and the farthest indoor unit ≤ 150m (492’) ex) 8 indoor units a+b+c+d+e+f+g+p≤ 150m (492’) ex) 6 indoor units a+b...

  • Page 20

    20 refrigerant pipe installation connection by header joint g outdoor unit header joint indoor unit connection by y-joint/header joint h2 h1 f c g outdoor unit indoor unit header joint y-joint classification header joint connection y-joint / header joint connection maximum allowable length of pipe o...

  • Page 21

    21 english ❋ when the equivalent length between an outdoor unit and the farthest indoor unit exceeds 90m (295’), upgrade the low pressure pipe of the main pipe one step. ❋ note 1) when indoor unit is located at higher level than outdoor unit, allowable height difference is 40m(131ft), but when the i...

  • Page 22

    22 refrigerant pipe installation correct use (the insertion depth of connecting pipe) incorrect use (the insertion depth of connecting pipe) basic specification connecting pipe connecting pipe when cutting connection part connecting pipe connecting pipe t when inserting connecting pipe into the y-jo...

  • Page 23

    23 english t when using a~j type of header joint, connect the header joint to the pipe with provided reducer. T when using k~z type of header joint, connect the header joint to the pipe by cutting the provided reducer properly. T connect the header joint in order respecting the number of the indoor ...

  • Page 24

    24 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 side pipe with nitrogen gas ...

  • Page 25

    25 english 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. X use th...

  • Page 26

    26 refrigerant pipe installation selecting additional refrigerant charging x basic refrigerant the basic amount of additional refrigerant charged at a factory model refrigerant factory charge kg lbs am060mxmdch ✴ r410a 3.7 8.2 x charging additional refrigerant the amount of additional refrigerant ch...

  • Page 27

    27 english [unit: kg(lb)] capacity(kbtu) model 6 7.5 9 9.5 12 15 18 20 24 27 30 36 48 54 v-ahu (am ✴✴✴jnzdc✴/aa) 0.33 (0.73) 0.5 (1.10) 0.5 (1.10) 0.83 (1.83) 0.88 (1.94) 1.18 (2.60) 1.27 (2.80) ex) when the indoor unit am023fn1dch/aa and am052fndnch/aa are installed additional refrigerant charging ...

  • Page 28

    28 refrigerant pipe installation insulating the refrigerant pipes and branch joints x check for gas leakage before completing (the hose and pipe insulation) and if there is no sign of leakage, make sure to insulate the pipes and hoses. X use epdm material insulator that meets the following condition...

  • Page 29

    29 english insulating refrigerant pipe x you must insulate refrigerant pipe, y-joint, header joint, and pipe connection area. X if you insulate the pipes, the condensed water does not fall from the pipes. X check if there are any insulation cracks on the bent pipe. Insulation install the insulation ...

  • Page 30

    30 refrigerant pipe installation insulating the header joint x fasten the header joint using a cable tie and cover the connected part. X insulate the header joint and the brazing part and wrap the connected part with an adhesive insulation tape to prevent dew formation. Insulation adhesive insulatio...

  • Page 31: Wiring Work

    31 english 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 wir...

  • Page 32: Wiring Work

    32 wiring work overall system configuration connection of the power cable (1 phase 2 wires) distribution board outdoor unit indoor unit communication cable 208v-230v wired remote controller earth 1 phase 2 wires 208v-230v mccb + elb elcb or mccb + elb elcb or earth 1 phase 2 wires 208v-230v connecti...

  • Page 33

    33 english specification for circuit breaker and power supply cord x power supply cord is not supplied with air conditioner. X select the power supply cord in accordance with relevant local and national regulations. X wire size must comply with the applicable local and national code. X the appliance...

  • Page 34: Wiring Work

    34 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 [mm 2 ...

  • Page 35

    35 english 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 ...

  • Page 36: Grounding Work

    36 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...

  • Page 37: Basic Segment Display

    37 english basic segment display step display content display at initial power input checking segment display seg 1 seg 2 seg 3 seg 4 “8” “8” “8” “8” while setting communication between indoor and outdoor unit (addressing) number of connected indoor units seg 1 seg 2 seg 3 seg 4 “a” “d” number of co...

  • Page 38

    38 setting outdoor unit option switch and key function setting total number of installed indoor units using k1~k4 k1 k2 k3 k4 1. In the initial, display will show the following. 2. Press and hold simultaneously k1, k2 to enter the setting mode. If you enter the setting mode, display will show the fo...

  • Page 39

    39 english installing and setting the option with tact switch and explanation of the functions □ setting the option (1) press and hold k2 to enter the option setting. (only available when the operation is stopped) - if you enter the option setting, display will show the following. - seg 1 and seg 2 ...

  • Page 40

    40 setting outdoor unit option switch and key function optional item input unit seg1 seg2 seg3 seg4 function of the option remarks emergency operation for compressor malfunction main 0 0 0 0 disabled (factory default) 0 1 not applicable 0 2 not applicable cooling capacity correction main 0 1 0 0 7-9...

  • Page 41

    41 english optional item input unit seg1 seg2 seg3 seg4 function of the option remarks oil collection interval main 0 4 0 0 factory default 0 1 shorten the interval by 1/2 temperature to trigger defrost operation main 0 5 0 0 factory default 0 1 apply setting when the product is being installed in h...

  • Page 42

    42 setting outdoor unit option switch and key function optional item input unit seg1 seg2 seg3 seg4 function of the option remarks unused option main 1 6 0 0 unused option unused option by this model unused option main 1 7 0 0 unused option unused option by this model max. Capacity restriction main ...

  • Page 43

    43 english ❋ even when the outdoor unit power is off, it is dangerous when you come in contact with inverter pcb since it is charged with high dc voltage. ❋ when replacing/repairing the pcb, cut-off the power and wait until the dc voltage is discharged before replacing/ repairing them. (wait for mor...

  • Page 44

    44 setting outdoor unit option switch and key function k4 (press and hold for 2 seconds to enter the setting) → k4 press (number of press) displayed content display on segment page 1 page 2 1 time main version main ver. (ex) 1412) 2 times inverter version inv1 ver. (ex) 1412) 3 times eep version eep...

  • Page 45

    45 english 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. T you must not measure the communication terminal since the communication circu...

  • Page 46

    46 inspection and check operation precautions before check operation t when the outdoor temperature is low, turn on the main power 3 hours before beginning the operation. - if you start the operation immediately after turning on the main power, it may cause serious damage to the part within the prod...

  • Page 47

    47 english auto trial operation 1) if the auto trial operation is not completed, normal operation will be prohibited. - when the auto trial operation is not completed, up (unprepared) will appear on the segment after the communication check and restrict compressor from operating. (up mode will be cl...

  • Page 48

    48 inspection and check operation measure to take when e503 error occurs ❋ symptoms for abnormal operation of the 4way valve - refrigerant noise is increased while compressor operates and suction temperature remains over 68 °f (20 °c) compared to low pressure's saturation temperature. - temperature ...

  • Page 49

    49 english 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" 5 times check the amount of refrigerant judge the amount of refrig...

  • Page 50

    50 automatic refrigerant amount detection function (checking th amount of refrigerant) caution t if the temperature is out of the guaranteed range below, exact result will not be obtained. - indoor: 68~89.6 °f (20~32 °c) - outdoor: 41~109.4 °f (5~43 °c) t if the operation cycle is not stable, the op...

  • Page 51: Trial Operation

    51 english 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 uni...

  • Page 52

    Db68-07029a-00