Samsung CC24ETVA1 User Manual
Contents
1. Communication cable amp Connection cord Main power cable FC24BTVX1 CC24BTVX1 DC18ETSX1 CC24ETVX1 Power Supply Outdoor unit Electrical component box Cable clamp Communication cable amp Connection cord Main power cable Indoor Unit Connecting the cable Continued I Wiring Diagram of Connection Cord CC24ETV CC24BT VK DCI8ETS Indoor unit Indoor unit OO ola Main power Main power FC18BTV FC24BTV X Indoor unit Indoor unit Main power P Main power a DH18 24BT x Indoor unit ENGLISH Main power Ground wire for the indoor unit and outdoor unit connection cable must be clamped to a soft copper tin plated eyelet terminal with M4 screw hole NOT SUPPLIED WITH UNIT ACCESSORIES I Connecting the Power Terminal Connect the cables to the terminal board using the compressed ring terminal Connect the rated cables only Connect using a driver which is able to apply the rated torque to the screws Ifthe terminal is loose fire may occur caused by arc If the terminal is connected too firmly the terminal may be damaged Tightening Torque kgf cm M3 5 9 1 phas2. Kay eee a tem ise E K1 1 Adding refrigerant for heat pump models EH 2 Test operation for heat pump models fb fad 3 End K2 1 Adding refrigerant for cooling only models fF J 2 Test operation for cooling only models KY 3 Pump Down for recovery of refrigerant F 5 4 End K3 Reset K4 1 Discharge temperature of compressor J H lf 110 C 2 Temperature of outdoor heat exchanger u J A 38 C 3 Outdoor temperature 5 J u 34 C 4 Step of electronic expansion valve E 4 120STEP 0 step all closed 480 step all open 12 x 10 5 478 80 2 C Temperature of evaporator 7 AB ae 6 Indoor temperature A Inf g 22 C 7 Stopping view mode amp display communication data Testing Operations ENGLISH 1 Check the power supply between the outdoor unit and the auxiliary circuit breaker Single phase power supply L N 2 Check the indoor unit Check that you have connected the power and communication cables correctly If the power cable and communication cables one mixed up or connected incorrectly the PCB will be damaged 3 If the outdoor unit is powered on it will start tracking to check user s option s and number of indoor unit At this time the SEG 1 and SEG 2 on outdoor unit PCB display the number of indoor unit registered and the SEG 3 and SEG 4 display the number of indoor units which responded If an error mode is displayed fix the error according to the service manual 4
3. DC18ETSX1 10 220 240V 50Hz 2 5 2 FC18BTVX1 1 220V 60Hz 2 5 2 DH18BTX1 FC24BTVX1 DH24BTX1 CC24BTVX1 10 220V 60Hz 2 5 2 CC24ETVX1 10 220 240V 50Hz The power cable is not supplied with air conditioner For power cable use the grade HO7RN F or HOSRN F materials CAUTION You should connect the power cable into the power cable terminal and fasten it with a clamp The unbalanced power must be maintained within 2 of supply rating If the power is unbalanced greatly it may shorten the life of the condenser If the unbalanced power is exceeded over 4 of supply rating the indoor unit is protected stopped and the error mode indicates To protect the product from water and possible shock you should keep the power cable and the connection cord of the indoor and outdoor units in the iron pipe Ensure that main supply connection is made through a switch that disconnects all poles with contact gap of a least 3 mm Must keep the cable in a protection tube Keep distances of 50mm or more between power cable and communication cable I Wiring Diagram of Power Cable When using ELB for 1 phase ENGLISH FCI8BTVX1 Power Supply Outdoor unit Electrical component box Cable clamp Communication cable amp Connection cord Main power cable DH18 24BTX1 Power Supply
4. Press K2 on the outdoor unit PCB If you press K2 the compressor starts operation Operate the compressor for 20 minutes then add refrigerant according to the pipe length If you press K2 again test operation is started If you don t stop the operation of adding refrigerant it will be stopped automatically after 1 hour If you don t stop test operation it will be stopped automatically after 24 hours If K2 is pressed during the operation of adding refrigerant test operation is started without compressor stopping Therefore start test operation after the operation of adding refrigerant The compressor can be operated after completely 3 minute preparation and tracking When testing operations at Heating Mode press K1 instead of K2 5 Check that indoor and outdoor temperatures step of electronic expansion valve and operation of compressor by using the display mode K4 6 Check that there is any error mode in the outdoor unit PCB during the test You should test operations for more than 30 minutes Check that the water dripping from the drain hose runs away correctly and safely 7 To complete the test press the test operation KEY K2 again Troubleshooting Il Outdoor unit If an error occurs during the operation it is displayed on the outdoor unit PCB Display Explanation Remark E ro Pp g High temperature of Discharge Protection control Error about
5. conditioner is connected to the power supply in accordance with the instructions provided in the wiring diagram included in the manual Always verify that electric connections cable entry section of leads protections are compliant with the electric specifications and with the instructions provided in the wiring scheme Always verify that all connections comply with the standards applicable to the installation of air conditioners Contents m Preparation for outdoor unit installation 0 cc cece eee ee eee 4 m Deciding on where to install the outdoor unit eee ee eee 6 m Outdoor unit installation 0 eke cece e ence een e eee nee eee 9 E Connecting the Cable s cccc2 ccnisistessiinnaaaaieraraaaaccoaaiadaasons 10 m Connecting the refrigerant pipe 2 cece cece cece ee eee eee ee ees 14 m Connecting up and removing air in the circuit 20 ee 15 m Cutting Flaring the pipes eee eee eee n eee eee enn eens 16 m Performing leak tests cc cece cece eee e eee e nett eeeeeeeeeeeees 17 m Connecting the drain hose to the outdoor unit 00e 18 Ei INSUIAION wrcievcncs se icseasoenes tenes sted beens innse spe iaoa 18 m Using SCOP VAIVE ossein arin ie veda ia eey EE A a 19 E Longipipe application saves cscveiaas oderenay Eei EEEk 20 M Pump down Procedure cece cece cece eee sa a 21 m Checking correct grounding cee
6. metres of piping If you have used more than 5m add A of refrigerant for extra meter For maximum piping length and height refer to page 14 The quantity of additional refrigerant is variable according to the installation situation Thus make sure the outdoor unit situation before adding refrigerant This operation can only be performed by a qualified refrigeration specialist Outdoor Unit Indoor Unit A R22 FC24BTVX1 FC24BTVA1 15g m CC24BTVX1 CC24BTVA1 25g m DC18ETSX1 DC18ETSA1 25g m CC24ETVX1 CC24ETVA1 25g m DH18BTX1 DH18BTA1 35g m DH24BTX1 DH24BTA1 15g m FC18BTVX1 FC18BTVA1 15g m Temper grade and minimum thickness of the refrigerant pipe Outer diameter mm Minimum thickness mm Temper grade 6 35 0 7 9 52 0 7 12 70 0 8 15 88 0 8 C1220T O 19 05 0 9 22 23 0 9 C1220T 1 2H OR C1220T H A e Make sure to use C1220T 1 2H Semi hard pipe for more than CAUTION 19 05mm In case of using C1220T O Soft pipe for 19 05mm pipe may be broken CAUTION oken which can result in an injury Pump down Procedure Pump down will be carried out when an evaporator is replaced or when the unit is relocated in another area 1 Remove the cap from the low pressure side 2 Turn the low pressure side valve clockwise to close and connect a press
7. 1 K2 K3 K4 K5 Flicker Displays of operating status The order of priority E1 gt E2 gt E5 gt P0 gt P1 gt P4 gt P5 gt P9 gt t1 gt t2 gt t3 gt tu gt to G4 gt G5 gt E3 gt qx gt rx gt vx gt K1 K2 K3 K4 K5 In case that the same error displays from multi indoor units the one having the faster address has the priority HSITDNA4 i ELECTRONICS PSNMSUN Gg INSTALLATION MANUAL DH18BT Series DC18ETS Series FC18BTV Series FC24BTV Series DH24BT Series CC24BTV Series CC24ETV Series ENGLISH ESPANOL System Air Conditioner This product is not manufactured for Iran SVC Warranty will not be applicable and the user will be responsible Be for service expenses when the product is used in Iran E DOA DB98 31088A 1
8. Safety Precautions Carefully follow the precautions listed below because they are essential to guarantee the safety of the equipment WARNING e Always disconnect the air conditioner from the power supply before servicing it or accessing its internal components e Verify that installation and testing operations are performed by qualified personnel e Verify that the air conditioner is not installed in an easily accessible area GENERAL INFORMATION Carefully read the content of this manual before installing the air conditioner and store the manual in a safe place in order to be able to use it as reference after installation For maximum safety installers should always carefully read the following warnings Store the operation and installation manual in a safe location and remember to hand it over to the new owner if the air conditioner is sold or transferred 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 The manufacturer shall not be responsible for damage originating from unauthorized changes or the improper connection of electric and requirements set forth in the Operating limits table included in the manual shall immediately invalidate the warranty The air cond
9. ate Noigap the piping and hose O To avoid condensation problems place an insulator around each refrigerant pipe Nowe When insulate the pipe be sure to overlap the insulation You have to use more than 120 C insulation T13 0 or thicker NBR T13 0 or thicker Acrylonitrile Butadien Rubber for the gas refrigerant pipe Using stop valve ENGLISH I To Open the Stop Valve Cap 1 Open the cap and turn the stop valve counterclockwise by using a hexagonal wrench Service port 2 Turnit until the axis is stopped Do not apply excessive force to the stop valve and always use special instruments Otherwise the stopping box can be damaged and the back sheet can leaks Ifthe watertight sheet leaks turn the axis back by half tighten the stopping box then check the leakage again If there is no leakage any more tighten the axis entirely Sealing point 3 Tighten the cap securely I To Close the Stop Valve 1 Remove the cap 2 Turn the stop valve clockwise by using a hexagonal wrench 3 Tighten the axis until the valve reached the sealing point 4 Tighten the cap securely CAUTION When you use the service port always use a charging hose too Check the leakage of refrigerant gas after tightening the cap Must use a spanner and wrench when you open tighten the stop valve Long pipe application The outdoor unit is loaded with sufficient R22 refrigerant for 5
10. 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 strong winds Do not block any passageways or thoroughfares Choose a location where the noise of the air conditioner when running and the discharged air do not disturb any neighbours Choose a position that enables the pipes and cables to be easily connected to the indoor unit Install the outdoor unit on a flat stable surface that can support its weight and does not generate any unnecessary noise and vibration Position the outdoor unit so that the air flow is directed towards the open area Maintain sufficient clearance around the outdoor unit especially from a radio computer stereo system etc OO Indoor Unit Remote Control Fuse Fuse 45m ot more 1m or more o Omer more Outdoor Unit P e3 Ifthe outdoor unit is installed at a height ensure that its base is firmly fixed in position Make sure that the water dripping from the drain hose runs away correctly and safely CAUTION You have just purchased a system air conditioner and it has been installed by your installation specialist This device must be installed according to the national electrical rules With an outdoor unit having net weight u
11. e 220V M4 30 0 3 phase 380V CAUTION When connecting cables you can connect the cables to the electrical part or connect them through the holes below depending on the spot When connecting cables make the cable pass through the cable tube as shown at the figure Cable tube 0 Connection cord Communication cable Power cable Must keep the cable in a protection tube Keep distances of 50mm or more between power cable and communication cable When the cables are connected through the hole remove the Plate bottom Connecting the refrigerant pipe A CAUTION When installing make sure there is no leakage When recovering the refrigerant ground the com pressor first before removing the connection pipe If the refrigerant pipe is not properly connected and the compressor works with the service valve open the pipe inhales the air and it makes the pressure inside of the refrigerant cycle abnormally high It may cause explosion and injury I Refrigerant Piping System Pipe length or height DH18BTX1 FC24BTVX1 DH24BTX1 CC24BTVX1 DC18ETSX1 FC18BTVX1 CC24ETVX1 Refrigerant piping system table Max allowable length Actual pipe length LO H L1 30m or less 15m or less Allowable height length Actual pipe length H X Minimum pipe length equal or more than 3 meters Make at least one round It will reduce noise and vibration K The appearance of
12. eeeeeee eee eee ee seen eeees 22 m Setting Up Option Switches 00 c cece cece eee este teen eens 23 E Testing Operati ns ai ciisirnesieesssssaineresseesieaeeerarderesaene dl 25 a Troubleshooting mererin readies EO A N NN 26 ENGLISH Preparation for outdoor unit installation The air conditioner uses R22 refrigerant Unit mm Type DC18ETSX1 538 S 24 5 Ti S O oa i T 548 aonana I 720 54 1 543 12 o N z Ta LAT 2 f wT 0 285 E i SSS SS a 54 1 Type DH18BTX1 FC24BTVX1 j o DH24BTX1 mE ln CC24ETVX1 r CC24BTVX1 z i ar 310 a Ih IAAI l i 54 1 a ENGLISH Il Moving the Outdoor Unit by Wire Rope Fasten the outdoor unit by two 8m or longer wire ropes as shown at the figure To prevent from damage or scratches insert a piece of cloth between the outdoor unit and rope then move the unit Plate protection cloth Deciding on where to install the outdoor unit Outdoor Unit The outdoor unit must not
13. he cut edge remains at a 90 angle with the side of the pipe Refer to the illustrations below for examples of edges cut correctly and incorrectly 90 Oblique Burr 3 To prevent any gas from leaking out remove all burrs at the cut edge of the pipe using aa reamer 4 Slide a flare nut on to the pipe and modify the flare Outer Diameter D Depth A 6 35 mm 1 4 1 3mm 9 52 mm 3 8 1 8mm 12 70 mm 1 2 2 0 mm 15 88 mm 5 8 2 2mm 19 05 mm 3 4 2 2mm 5 Check that the flaring is correct referring to the illustrations below for examples of incorrect flaring Inclined Damaged Cracked Uneven Surface Thickness 6 Align the pipes and tighten the flare nuts first manually and then with a torque wrench applying the following torque Valve cap Pressure port cap Valve needle Pressure port Wrench mm Nem Wrench mm Nem Wrench mm Nem Wrench mm Nem Wrench mm Nem 17 18 23 20 18 16 18 Allen hex 5 9 0 34 22 42 23 20 18 16 18 Allen hex 5 9 0 34 26 55 29 40 18 16 18 Allen hex 5 13 0 34 29 65 29 40 18 16 18 Allen hex 5 13 0 34 36 38 40 18 16 18 Allen hex 5 13 0 34 CAUTION In case of welding the pipe you must weld with nitrogen gas blowing Performing leak tests LEAK TEST WITH NITROGEN before opening valves In order to detect basic refrigerant leaks before recreating the vacuum and recirculati
14. itioner should be used only for the applications for which it has been designed the indoor unit is not suitable to be installed in areas used for laundry Do not use the units if damaged If problems occur switch the unit off and disconnect it from the power supply In order to prevent electric shocks fires or injuries always stop the unit disable the protection switch and contact SAMSUNG s technical support if the unit produces smoke if the power cable is hot or damaged or if the unit is very noisy Always remember to inspect the unit electric connections refrigerant tubes and protections regularly These operations should be performed by qualified personnel only The unit contains moving parts which should always be kept out of the reach of children Do not attempt to repair move alter or reinstall the unit If performed by unauthorized personnel these operations may cause electric shocks or fires Do not place containers with liquids or other objects on the unit All the materials used for the manufacture and packaging of the air conditioner are recyclable The packing material and exhaust batteries of the remote control optional must be disposed of in accordance with current laws The air conditioner contains a refrigerant that has to be disposed of as special waste At the end of its life cycle the air conditioner must be disposed of in authorized centers or returned to the retailer so that it can be disposed of correc
15. llow wire SEIEW 50cm If the power distribution circuit does not have a grounding or the grounding does not comply with specifications an grounding electrode must be installed The corresponding accessories are not supplied with the air conditioner 1 Select an grounding electrode that complies with the specifications given in the illustration 2 Determine a suitable location for the grounding electrode In damp hard soil rather than loose sandy or gravel soil that has a higher grounding resistance Away from underground structures or facilities such as gas pipes water pipes telephone lines and underground cables At least two metres away from a lightening conductor grounding electrode and its cable The grounding wire for the telephone line cannot be used to ground the air conditioner 3 Finish wrapping insulating tape around the rest of the pipes leading to the outdoor unit 4 Install a green yellow coloured grounding wire If the grounding wire is too short connect an extension lead in a mechanical way and wrapping it with insulating tape do not bury the connection Secure the grounding wire in position with staples If the grounding electrode is installed in an area of heavy traffic its wire must be connected securely 5 Carefully check the installation by measuring the grounding resistance with a ground resistance tester If the resistance is above required level drive the electrode deeper in
16. ng the R22 it s responsable of installer to pressurize the whole system with nitrogen using a cylinder with pressure reducer at a pressure above 30 bar gauge LEAK TEST WITH R22 after opening valves Before opening valves discharge all the nitrogen into the system and create vacuum After opening valves check leaks using a leak detector for refrigerant R22 Once you have completed all the connections check for possible leaks using leak detector specifically designed for HFC refrigerants To check for gas leaks on the Then using a leak detector check the Outdoor unit Valves on sections A and B The designs and shape are subject to change according to the model ENGLISH 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 1 Make space more than 50mm between the bottom of the outdoor unit and the ground for installation of the drain hose as shown in figure 2 Insert the drain plug into the hole on the underside of the outdoor unit 3 Connect the drain hose to the drain plug Ensure that the drained water runs off correctly and safely A amm gt O Once you have checked that there are no leaks in the system you can insul
17. ore k When front and rear side of the outdoor unit is towards the wall CAUTION The units must be installed according to distances declared in order to permit accessibility from each side either to guarantee correct operation of maintenance or repairing products The unit s parts must be reachable and removable completely under safety condition for people or things Outdoor unit installation The outdoor unit must be installed on a rigid and stable base to avoid any increase in the noise level and vibration particularly if the outdoor unit is to be installed in a location exposed to strong winds or at a height the unit must be fixed to an appropriate support wall or ground Fix the outdoor unit with anchor bolts The anchor bolt must be 20mm or higher from the base surface Uhitimm It Anchor bolt hole Anchor bolt hole 280 290 340 280 319 340 538 Type B CAUTION Make a drain outlet around the base for outdoor unit drainage If the outdoor unit is installed on the roof you have to check the ceiling strength and waterproof the unit Outdoor Unit Support lt Outdoor Unit Support Base Surface Designed to cut off residual vibration from outdoor unit to rack noi supplied with product OUTDOOR UNIT INSTALLED ON THE WALL BY RACK Ensure the wall will be able to suspend the weight of rack and outdoo
18. pper then 60kg we suggest do not install it suspended on wall but considering floor standing one Space Requirements for Outdoor Unit When installing 1 outdoor unit LLLLLLLLLLL NB S S g 3 When the air outlet is opposite the wall pi 300 or more Ei wej 4 300 or more 600 or more 3x When 3 sides of the outdoor unit are blocked by the wall 300 or more a 600 or more 3k The upper part of the outdoor unit and the air outlet is opposite the wall Unit mm L v k When the air outlet is towards the wall 1500 or more 2000 or more gt a 1500 or more 3k The upper part of the outdoor unit and the air outlet is towards the wall y S 1500 or more 300 or more 3 When front and rear side of the outdoor unit is towards the wall ENGLISH Deciding on where to install the outdoor unit Continued When installing more than 1 outdoor unit Uu iy U Unit mm 1500 or more k When the air outlet is towards the wall 300 or more 300 or more 600 or more 600 or more 600 or more 3k When 3 sides of the outdoor unit are blocked by the wall wo fo LLELLELLILLLIL LLL ELL LAL LL NE g g v S A mM D v S U U U 5 600 or more lt 600 or more Y g k When front and rear side of the outdoor unit is towards the wall Je at lee 1500 or more 600 or more 3000 or more 3000 or more 300 or m
19. protection EiroF High temperature of outdoor heat exchanger Protection control control of outdoor unit EroPY Reverse phase error Protection control E ro p 5 COMP DOWN to protect being frozen E ro p a In removing frost E L f Error of OUTTEMP sensor OPEN SHORT Errors about outdoor unit LI LI sensor OPEN SHORT c Lz Detection during the CeCe Error of temperature sensor in outdoor heat exchanger OPEN SHORT operation of indoor unit 7 Sensing and sending errors reo om Error of Discharge TEMP sensor OPEN SHORT into the communication data Es pag System Down caused by communication error after Communication and indoor Cre completion of tracking unit errors E ro E Mismatching of the indoor unit numbers set with those communicated after completion of tracking r EJ Error of float switch in indoor unit Self diagnosis of indoor and j ES Error of setting option switches for optional accessories a unit x indoor unit address a x OPEN SHORT error of room sensor in indoor unit a a x naa a a o 1 ile ae ae X x lt OPEN SHORT error of eva in sensor in indoor unit Error of fan starting Open error of electronic expansion valve in outdoor unit Detected once or more times Close error of electronic expansion valve in outdoor unit Detected once or more times Loe Lt Flick et ae Below 5 C when cooling Outdoor temperature H Flicker Over 30 C when heating Outdoor temperature K
20. r unit Install the rack close to the column as much as possible v7 Install proper grommet in order to reduce noise and residual vibration trans PERI Soft rubber designed to cut off ferred by outdoor unit towards wall aaa vibration from rack to wall not supplied with product ENGLISH Connecting the cable Two electronic cables must be connected to the outdoor unit The connection cord between indoor unit and outdoor unit The power cable between outdoor unit and auxiliary circuit breaker Specially for Russian and European market before installation the supply authority should be consulted to determine the supply system impendance to ensure compliance CAUTION During the unit installation make first refrigerant connections and then electrical connections If unit is uninstalled first disconnect electrical cables then refrigerant connections Connect the air conditioner to grounding system before performing the electrical connection Example of Air Conditioner System Power cable Communication cable When using ELB for 1 phase Outdoor Unit l l I I Indoor Unit k If an outdoor unit is installed in a place in danger of an electric leak or submergence you must install the ELB P bl Grounding Retina I Power Cable Specifications ype of outdoor power cable MAX LENGTH Outdoor Power supply mm2 wires m
21. s This procedure is very important to avoid a gas leak Turn off the vacuum pump Remove the hose of the low pressure side of manifold gauge 6 Set valve cork of both liquid side and gas side of packed valve to the open position 7 Mount the valve stem nuts and the service port cap to the valve and tighten them at the torque of 183kgf cm with a torque wrench 8 Check for gas leakage At this time especially check for gas leakage from the 3 way valve s stem nuts A port and from the service port cap CAUTION Connect the indoor and outdoor units using pipes with flared connections not supplied For the lines use insulated unwelded degreased and deoxidized copper pipe Cu DHP type to ISO 1337 suitable for operating pressures of at least 4200kPa and for a burst pressure of at least 20700kPa Copper pipe for hydro sanitary applications is completely unsuitable For sizing and limits height difference line length max bends refrigerant charge etc see Connecting refrigerant pipe section Outdoor unit Vacuum pump The designs and shape are subject to change according to the model ENGLISH Cutting Flaring the pipes x GE AL Flare nut 1 Make sure that you have the required tools available pipe cutter reamer flaring tool and pipe holder 2 If you wish to shorten the pipes cut it with a pipe cutter taking care to ensure that t
22. the unit may be different from the diagram depending on the model Connecting up and removing air in the circuit The air in the indoor unit and in the pipe must be purged If air remains in the refrigeration pipes it will affect the compressor either reduce cooling heating capacity or lead to a malfuction Refrigerant for air purging is not charged in the outdoor unit Use Vacuum Pump as shown at the right figure 1 Connect each assembly pipe to the appropriate valve on the outdoor unit and tighten the flare nut 2 Referring to the illustration opposite tighten the flare nut on section B first manually and then with a torque wrench applying the following torque Outer Diameter Torque Nem 6 35 mm 1 4 18 9 52 mm 3 8 42 12 70 mm 1 2 55 15 88 mm 5 8 65 19 05 mm 3 4 100 3 Connect the charging hose of low pressure side of manifold gauge to the packed valve having a service port as shown at the figure CAUTION Make the electrical connection and leave the system into stand by mode Do not turn on the system This is necessary to speed up vacuum operation full OPEN position of Electronic Expansion Valve EEV 4 Open the valve of the low pressure side of manifold gauge counterclockwise 5 Purge the air from the system using vacuum pump for about 10 minutes Close the valve of the low pressure side of manifold gauge clockwise Make sure that pressure gauge shows 0 1MPa 76cmHg after about 10 minute
23. tly and safely 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 After completing the installation always carry out a functional test and provide the instructions on how to operate the air conditioner to the user Do not use the air conditioner in environments with hazardous substances or close to equipment that release free flames to avoid the occurrence of fires explosions or injuries POWER SUPPLY LINE FUSE OR CIRCUIT BREAKER Always make sure that the power supply is compliant with current safety standards Always install the air conditioner in compliance with current local safety standards Always verify that a suitable grounding connection is available Verify that the voltage and frequency of the power supply comply with the specifications and that the installed power is sufficient to ensure the operation of any other domestic appliance connected to the same electric lines Always verify that the cut off and protection switches are suitably dimensioned Verify that the air
24. to the ground or increase the number of grounding electrodes 6 Connect the grounding wire to the electrical component box inside of the outdoor unit Setting Up Option Switches Except for cooling only models The outdoor unit PCB is not applied to the cooling only models ENGLISH PCB Display Rotary switch KEY Rotary Switch You should display that how many indoor units are connected to the outdoor unit Refer to the table below then turn the arrow to appropriate position Siida Number of ENG Number of indoor unit s indoor unit s Port vor CHECK RESET DISPLAY 4 4 MODE MODE ITEMNO CURRENT DATA DISPLAY Summary of KEY functions Function K1 K2 K3 K4 Number Displayed on SEG 3 4 Displayed on SEG3 4 Displayed on SEG3 4 Displayed on SEG 3 4 of press times Adding refrigerant Adding refrigerant at at heating mode cooling mode Reset Displays data Test operation at Test operation at heating mode cooling mode Pump Down for recovery End of refrigerant End gt Use the K1 only for heat pump models Setting up Option Switches Continued Reading data indicated on the display
25. ure gauge low pressure side to the service valve and open the valve again 3 Set the unit to cool operation mode Check if the compressor is operating 4 Turn the high pressure side valve counter clockwise to close 5 When the pressure gauge indicates 0 turn the low pressure side valve counter clockwise to close 6 Stop operation of the air conditioner 7 Close the each cap of valve Relocation of the air conditioner Refer to this procedure when the unit is relocated Carry out the pump down procedure refer to the details of pump down Remove the power cord Disconnect the assembly cable from the indoor and outdoor units Remove the flare nut connecting the indoor unit and the pipe Atthis time cover the pipe of the indoor unit and the other pipe using acap or vinyl plug to avoid foreign material entering Disconnect the pipe connected to the outdoor unit At this time cover the valve of the outdoor unit and the other pipe using a cap or vinyl plug to avoid foreign material entering Make sure you do not bend the connection pipes in the middle and store together with the cables Move the indoor and outdoor units to a new location Remove the mounting plate for the indoor unit and move it to a new location Low pressure side Gas side High pressure side Liquide side ENGLISH Checking correct grounding Carbon Steel core plastic Terminal M4 L3 4 PVC insulated green TO grounding ye
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