Summary of AJ***JCJ2CH
Page 2: Contents
2 contents safety precautions ............................................................................................................................................................................................ 2 deciding on where to install the air conditioner .................................
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3 english xall the materials used for the manufacture and packaging of the air conditioner are recyclable. X the packing material and exhaust batteries of the remote control(optional) must be disposed of in accordance with current laws. X the air conditioner contains a refrigerant that has to be dis...
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4 deciding on where to install the air conditioner ◆ the outdoor unit must never be placed on its side or upside down, as the compressor lubrication oil will run into the cooling circuit and seriously damage the unit. ◆ choose a location that is dry and sunny, but not exposed to direct sunlight or s...
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5 english x install the outdoor unit in a place (such as near buildings etc.) where it can be prevented from sea breeze which can damage the outdoor unit. X if you cannot avoid installing the outdoor unit by the seashore, construct a protection wall around to block the sea breeze. T1spufdujpoxbmmtip...
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6 a ◆ aj020jcj2ch ◆ piping length and the height ◆ piping outside diameter ※ the appearance of the unit may be different from the diagram depending on the model. ※ the appearance of the unit may be different from the diagram depending on the model. A b (h) (h) make at least one round: it will reduce...
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7 english ◆ aj024jcj3ch ◆ piping length and the height ◆ piping outside diameter ※ the appearance of the unit may be different from the diagram depending on the model. ※ the appearance of the unit may be different from the diagram depending on the model. Main power switch a b c (h) (h) make at least...
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8 a deciding on where to install the air conditioner space requirements for outdoor uni t when installing 1 outdoor unit 12(300) or mor e ※ when the air outlet is opposite the wall 59(1500) or mor e ※ when the air outlet is towards the wall 12(300) or mor e 12(300) or more 24(600) or more ※ when 3 s...
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9 english 12(300) or mor e 12(300) or more 59(1500) or more 24(600) or more 118(3000) or more 12(300) or more 118(3000) or more 24(600) or more 24(600) or more 12(300) or mor e 59(1500) or mor e 24(600) or more 24(600) or more 24(600) or more ※ when 3 sides of the outdoor unit are blocked by the wal...
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10 a air conditioner and accessories the following accessories are supplied with the air conditioner. Accessories in the outdoor unit case ◆ aj020jcj2ch ※ attach energy label to the outdoor unit properly when installing. ◆ aj024jcj3ch ※ attach energy label to the outdoor unit properly when installin...
Page 11: Cutting/extending The Piping
11 a english while heating, ice may accumulate. During the process of defrosting, check if condensation draining is adequate. For adequate draining, do the following: 1. Insert the drain plug into the drain hole on the underside of the outdoor unit. 2. Connect the drain hose to the drain plug. 3. En...
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12 a connecting the cables to the outdoor unit 4jmwfstpmefs norminal dimensions for cable [mm 2 (inch 2 )] norminal dimensions for screw [mm(inch)] b d d1 e f l d2 t standard dimension [mm(inch)] allowance [mm(inch)] standard dimension [mm(inch)] allowance [mm(inch)] standard dimension [mm(inch)] al...
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13 english ◆ aj020jcj2ch l1 l2 l1 l2 f1 f2 1 2 f1 f2 f1 f2 f1 f2 f1 f2 1 2 2 1 1 2 b c b c a b a c l1 l2 f1 f2 l1 l2 l1 l2 f1 f2 f1 f2 1 2 a-unit b-unit c-unit indoor unit assembly cable earth terminal outdoor unit main power supply cable power cable to indoor units communication cable to indoor uni...
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14 a ◆ aj024jcj3ch specification for circuit breaker and power supply cord 䭭 power supply cord is not supplied with air conditioner. 䭭 select the power supply cord in accordance with relevant local and national regulations. 䭭 wire size must comply with the applicable local and national code. 䭭 speci...
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15 a english transmitter installation(optional) accessories (transmitter: mim-b13a) 1. Turn the power off and take off the cover of the outdoor units. 2. Fix the case with bolts to the side of the control box referring to the figure on the right side. In case of fjm outdoor unit, there is not enough...
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16 a dc 12v (blue) terminal block in the outdoor unit k1 k2 k3 k4 change dip switch-k2 on indoor units pcb (k2 : on → off). Dc 12v supply check the dip switch postion on transmitter main pcb as the picture above, "turn on" l1 l2 l1 l2 f1 f2 f1 f2 l1 l2 transmitter installation(optional) r1 r2 transm...
Page 17: Checking Correct Earthing
17 a english checking correct earthing fixing the unit in position carbon plastic steel core pvc-insulated green /yellow wire, 0.003inch²x11.5ft(2mm² x 3.5 m) to earthing screw 19.7inch (50 cm) 11.8inch (30 cm) 1. Select an earthing electrode that complies with the specifications given in the illust...
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18 a connecting up and purging the circuit you should purge the air in the indoor unit and in the pipe. If air remains in the refrigerant pipes, it affects the compressor. It may cause reduction of cooling capacity and malfunction. Refrigerant for air purging is not charged in the outdoor unit. Use ...
Page 19: Adding Refrigerant
19 a english adding refrigerant if you install the excessive length of pipe, add additional refrigerant as 0.02lbs(10g)[0.044lbs(20g)] per unit meter ; refer to the table below. Refer to the service manual for more details on this operation. Model total connecting pipe length (l) adding refrigerant ...
Page 20: Performing Leak Tests
20 a pipe installation with indoor units ※ the designs and shape are subject to change according to the model. Pump down (before disconnecing t the refrigerant connections for unit repair, removal or disposal) pump-down is an operation intended to collect all the system refrigerant in the outdoor un...
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21 a english setting an indoor unit address and installation option ◆ switch the system on and wait for code " " to appear on the display of the external unit (this requires approximately 60 seconds **). ◆ as soon as code " "displays, press once the red button (k1) shown on the figure on the side of...
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22 a step 1 review all the following elements in the installation: ◆ installation site strength ◆ piping connection tightness to detect any gas leakage ◆ connection wiring ◆ heat-resistant insulation of the piping ◆ drainage ◆ earthing wire connection step 2 important! Before selecting switch turn o...
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23 english type picture model to set addressing manually by rotary switch “sw02” slim duct aj009jnldch aj012jnldch aj018jnldch sw same for: rotary switch “sw02” position according to refrigerant circuit connected ( 0=a; 1=b; 2=c; 3=d ) outdoor unit a unit outdoor unit a unit b unit c unit indoor uni...
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24 a setting an indoor unit address and installation option setting option high temp button high fan button mode change low temp button low fan button entering mode for setting option option setting mode x setting option 1. Remove batteries from the remote controller 2. Insert batteries and enter th...
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25 english the procedure of setting option operation indication * step 1 1. Remove the batteries from the remote controller. 2. Insert batteries while pressing high temp button and low temp button. * step 2 1. Press low fan button to enter seg2 value. 2. Press high fan button to enter seg3 value. * ...
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26 a 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. 2. The panel(display ) should be connected to an indoor unit to receive option. 3. Before installing the indoor unit, assign an address to the indoor ...
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27 english 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. 2. The panel(display ) should be connected to an indoor unit to receive option. 3. Before installing the indoor unit, assign an option to the in...
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28 a ampere limit setting & changing procedure ※ the designs and shape are subject to change according to the model. Switch selection aj020jcj2ch aj024jcj3ch switch 3 4 14.0a (default) 16.6a (default) (off) on on 13.0a 14.0a (off) on off 10.0a 11.0a (off) off on 8.5a 10.0a (off) off off it could tak...
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29 english settings of pcb display of the outdoor unit ◆ key options of pcb display - k1 : pipe checking operation button - k2 : function button - k3 : reset button - k4 : view mode change button key push k1 k2 k3 k4 1 pipe checking operation (display: ) heat mode try run (display: ) reset view mode...
Page 30: Troubleshooting
30 a troubleshooting the error indicated on the pcb display of outdoor unit display explanation (the error indicated on the pcb display of outdoor unit) remark communiaction error(indoor unable to receive data) check electrical connection and setting outdoor unit communication error(abnormal data fr...
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31 english display explanation (the error indicated on the pcb display of outdoor unit) remark evaout2 sensor short/open evaout3 sensor short/open evaout4 sensor short/open evaout5 sensor short/open outdoor unit freezing(compressor stop) check pipe lenght, indoor unit filter, refrigerant leakage/cha...
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32 a explaining operations to the owner 䭭 once the owner is happy with the basic operations, hand over the owner’s instruction booklet and this installation manual for storage in a handy and safe place. Before leaving the premises on which you have installed the air conditioner, you should explain t...
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33 a english pump down procedure(when removing the product) 1. Turn on the air conditioner and select cool mode or pump down mode to run the compressor for 3 minutes. 2. Release the valve caps on high and low pressure side. 3. Use l wrench to close the valve on the high pressure side. 4. Approximate...
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Air conditioner installation manual imagine the possibilities thank you for purchasing this samsung product. This manual is made with 100% recycled paper. Aj777jcj2ch aj777jcj3ch db68-04989a-00 en es fr.