Samsung CH052EZM1C User Manual
Contents
1. 16 m Technical Specification amp Product feature 16 E Troubleshooting naak aa kanga aE EEEE EREEREER Ea Raa 17 mi Parts list saksana aaa aaa asap ak a EE DEEE EREET ak aaa rias aa aapa 21 4Way_IM_DB98 26893B_E indd 3 2009 3 7 9 39 49 Preparation for installation 4Way_IM_DB98 26893B_E indd 4 El Accessories When deciding on the location of the air conditioner with the owner the following restrictions must be taken into account Il Ge neral Do NOT install the air conditioner in a location where it will come into contact with the following elements Combustible gases Saline air Machine oil Sulphide gas Special environmental conditions you must install the unit in such conditions first consult your dealer Avoid installing the air conditioner In areas where it is exposed to direct sunlight Close to heat sources In damp areas or locations where it could come into contact with water for example rooms used for laundry In areas where curtains and furniture could affect the supply and discharge of air Without leaving the required minimum space around the unit as shown in the drawing In scarcely ventilated areas On surfaces that are unable to support the weight of the unit without deforming breaking or causing vibrations during the use of the air conditioner In a position that does not enable the2. Allen 13 0 34 In case of welding the pipe you must weld with nitrogen gas blowing 2009 3 7 9 39 54 Performing leak test amp insulation Il Leak test To identify potential gas leaks on the indoor unit inspect the connection area of each refrigerant pipe using a leak detector for R22 Before recreating the vacuum and recirculating the refrigerant gas it is advisable to pressurize the whole system with nitrogen using a cylinder with pressure reducer at a pressure above 30 bar in order to immediately 0 detect leaks on the refrigerant fittings Made vacuum for 15 minutes and pressurising system with nitrogen CAUTION Discharge all the nitrogen to create a vacuum and charge the system l Insulation Once you have checked that there are no leaks in the system you can insulate the piping and hose T To avoid condensation problems place T13 0 or thicker Acrylonitrile No gap Butadien Rubber separately around each refrigerant pipe A N Always make the seam of pipes face upwards SS 2 Wind insulating tape around the pipes and drain hose avoiding to compress i NBR T13 0 or thicker the insulation too much Insulation cover pipe Insulation pipe 3 Finish wrapping insulating tape around the rest of the pipes leading to the outdoor unit 2 ER Be sure to overlap 4 The pipes and electrical cables connecting the indoor unit with the outdoor the insulatio
3. Spanner Flare nut If the pipes must be shortened refer to page 10 2 Must use insulator which is thick enough to cover the refrigerant tube to protect the condensate water on the outside of pipe falling onto the floor and the efficiency of the unit will be better 3 Cut off any excess foam insulation LQ e 4 Be sure that there must be no crack or wave on the bended area 5 It would be necessary to double the insulation thickness 10mm or more to prevent condensation even on the insulator when if the installed area is warm and humid 6 Do not use joints or extensions for the pipes that connect the indoor and outdoor unit The only permitted connections are those for which the units are designed 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 the outdoor unit installation manual Allrefrigerant connection must be accessible in order to permit either unit maintenance or removing it completely 4Way_IM_DB98 26893B_E indd 9 2009 3 7 9 39 53 Cutting Flaring the pipes Make sure
4. Timer Air flow Filter O 7O oO amp B Power reset 9 K X X X Abnormal conditions Remarks Error of temperature sensor in the indoor unitt Open Short X X X X Error of heat exchanger sensor D x 0 x Xx in the indoor unit Error of the outdoor temperature sensor Error of the condensor temperature sensor D X X 9 X Error of the discharge temperature sensor 1 No communication for 2 minutes between indoor units Communication error for more than 2 minutes 2 Indoor unit receiving the 1 Indoor unit error communication error from outdoor unit Display is unrelated with 3 Outdoor unit tracking 3 minutes error xX xX 9 9 X operation 4 When sending the communication 2 Outdoor unit error error from the outdoor unit the Display is unrelated with mismatching of the communication operation numbers and installed numbers after completion of tracking Communication error for more than 2 minutes On Q Flickering X Off Ifyou turn off the air conditioner when the LED is flickering the LED is also turned off 4Way_IM_DB98 26893B_E indd 17 2009 3 7 9 40 05 Troubleshooting Continued LED Display LED lamp display Operation Defrost Timer Air flow Filter Ooo E Abnormal conditions Remarks 1 EVA sensor secession 2 Cond mid sensor secession 3 Refrigerant leak 4 Cond high temperature 6th detectio
5. condensate drainage pipe to be correctly installed at the end of the installation It is always essential to check the efficiency of the drainage system The following accessories are supplied with the indoor unit The type and quantity may differ depending on the specifications Pattern sheet Insulation cover drain Insulation cover band Insulation Insulation pipe jo Insulation drain Cable tie Flexible hose M4x12 Pad stopper Installation hose tapped screw manual Safety net M4x12 tapped screw 2009 3 7 9 39 50 KA Deciding on where to install the indoor unit El 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 Not touchable by the users El Space requirements for indoor unit 4800mm of moe gt lt lt gt i Ng f r Yo OD N _ Vm o DN Lo 4500mm or more CAUTION Our units must be installed in compliance with the spaces indicated in the installation manual to ensure either accessibility from both sides or ability to perform routine maintenance and repairs The units components must be acc
6. protection switches are suitably dimensioned Verify that the air 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 4Way_IM_DB98 26893B_E indd 2 2009 3 7 9 39 49 Contents m Preparation for installation see eee eee eaaa eee eaaa 4 m Deciding on where to install the indoor unit 5 mi Indoor unitinstallation si saanane oniani ue ANA Sya GK a A aa sente 7 mi Nge aje An a MEA AN KA e E AN RR ENT Teese 8 m Connecting the refrigerant pipe 444 9 m C tting Flaring the pipes 44424440 aa ener AGA ia Kak SIE b jaan a sia ajana d aa 10 m Performing leak test amp insulation 11 m Drainpipe and drain hose installation 12 m Connecting the connection cord 44444444 ennen 14 m Assigning address to indoor unit 15 m Installing the safety net amp air blocking kits
7. 4Way_IM_DB98 26893B_E indd 1 2009 3 7 9 39 48 Safety Precautions Carefully follow the precautions listed below because they are essential to guarantee the safety of the equipment WARNING 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 i
8. Flexible hose Individual 3 air vent A N Flexible hose Installation kit Fi 550mm or less Centralized horizontal drainpipe Main drainpipe more than 1 100 slope Indoor Unit Max 20mm Max allowable axis gap Max allowable bending angle 4Way_IM_DB98 26893B_E indd 12 2009 3 7 9 39 55 CAUTTON Check that the indoor unit is level with the ceiling by using the leveler Install air ventilation to drain condensate water smoothly If it is necessary to increase the height of the drainpipe install the drainpipe straightly within 300 mm from the flexible hose port If it is raised higher than 550 mm Air ventilation 3 there can be water leaks 300mm or less 20mm or more Band joint 1 100 or more 550mm or less Flexible hose LE Ceiling Ceiling Do not give the hose and upward gradient after the Do not apply force to the piping on the unit side when connection port This will cause water to flow backwards connecting the drain hose The hose should not be when the unit is stopped resulting in water leaks allowed to hang loose from its connection to the unit Fasten the hose to a wall frame or other support as close to the unit as possible Under gradient Support pieces 1 100 or more Ceiling Ceiling e Testing the drainage You should test the drainage after completing the installation Prepare a little water about 2 0 l
9. cession Indoor Eva In and Out sensor secession error Secondary Electronic heater sensor 1 error Secondary Electronic heater sensor 2 error Secondary Electronic heater sensor 3 error Indoor Float S W 2 4 Detection Indoor fan error Mixed operation error Fare em Pr Pr Pe ae Pr Pr Ta Gr Pr Pe Tm Pr Tm EEPROM error Pre Pe Py EEPROM option setting error Error regarding special sales taxes Electronic heater discharge temperature protection error Electronic heater windless error RP a SS 0 Me Pa PS PR 0 By aa Pg PP Pig Na Sa Sa Ss Ss Ss Ss Ss Ss Sa Sa Sa Sa Sa Sa Sm Sam San San Kas En Ka Kam kara EE a Sa BSa a a Pa a Pa PL RS TES Me Pr Indoor unit number setting error The outdoor unit informs the error 4Way_IM_DB98 26893B_E indd 20 2009 3 7 9 40 11 E Wired remote control accessories Wired remote control Communication i nstallation cable of the wired remote control manual Wireless remote User s Installation control manual manual AWay_IM_DB98 26893B_E indd 21 2009 3 7 9 40 12 4Way_IM_DB98 26893B_E indd 22 Parts list Continued Centralized control accessories Centralized Cables Gedena M4x16 User s control tapped screw manual Installation manual 2 5 il Function control accessories Function Cable tie Cable clamp M4x16 User s c
10. el 4Way_IM_DB98 26893B_E indd 7 Concrete Hole in anchor Hole in plug Suspension bolt M8 field supply Insert Ceiling support Pad stopper Bracket Ceiling 17mm Gauge of Dimensions 2009 3 7 9 39 53 Purging the unit From factory the unit is supplied and set with a pre charge of nitrogen gas insert gas Therefore all insert gas must be purged before connecting the assembly piping Unscrew the pinch pipe at the end of each refrigerant pipe Result All inert gas escapes from the indoor unit Liquid refrigerant port To prevent dirt or foreign objects from getting into the pipes during installation do NOT remove the pinch pipe completely until you are ready to connect the piping Gas refrigerant port 4Way_IM_DB98 26893B_E indd 8 2009 3 7 9 39 53 KA Connecting the refrigerant pipe There are two refrigerant pipes of different diameters Asmaller one for the liquid refrigerant A larger one for the gas refrigerant The inside of copper pipe must be clean amp has no dust 1 Remove the pinch pipe on the pipes and connect the assembly pipes to each pipe tightening the nuts first manually and then with a torque Refrigerant oil wrench a spanner applying the following torque w Outer Diameter Torque Nem 6 35 mm 1 4 18 9 52 mm 3 8 42 G 12 70 mm 1 2 55 15 88 mm 5 8 65 Torque wrench 19 05 mm 3 4 100
11. essible and that can be disassembled in conditions of complete safety either for people or things 4Way_IM_DB98 26893B_E indd 5 2009 3 7 9 39 50 KA Deciding on where to install the indoor unit Continued Drawing of the indoor unit 950 344 41 4Way_IM_DB98 26893B_E indd 6 Unit mm 860 690 Ceiling opening 950 j 699 Suspension position ae NB a i 5 Ce S amp ejo uo ik ajs FAE fall hl co 4 78Adjust ble J Branch duct connection Required space Description Name XXO52XX Liquid pipe connection 26 35 1 4 Gas pipe connection 12 70 1 2 Drain pipe connection OD 32 ID 26 Drain supply connection Air discharge grille Air suction grille Dimension and weight Indoor unit 840 X 218X840 Net dimension Panel size mm 950X950X35 Outdoor unit 790X548X285 Net weight Indoor unit Panel kg 25 7 Outdoor unit 41 2009 3 7 9 39 51 KA Indoor unit installation It is recommended to install the refnet 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 For this reason befo
12. iters 1 Turn the cover drain pump then pull it out Cover drain pump 2 Pour water into the indoor unit as shown in figure If you do not pour water inside the water supply intake water may spill from the indoor unit 3 Confirm that the water flows out through the drain hose You can check the drainage only when the air conditioner is in cool mode 4 Reassemble the cover drain pump 4Way_IM_DB98 26893B_E indd 13 2009 3 7 9 39 56 KA Connecting the connection cord CAUTION Always remember to connect the refrigerant pipes before performing the electric connections When disconnecting the system always disconnect the electric cables before disconnecting the refrigerant pipes Always remember to connect the air conditioner to the grounding system before performing the electric connections The indoor unit is powered by the outdoor unit by means of a H07 RN F connection cable or a more power model with insulation in synthetic rubber and jacket in polychloroprene neoprene in accordance with the requirements of standard EN 60335 2 40 1 Remove the screw on the electrical component box and remove the cover plate 2 Route the connection cord through the side of the indoor unit and connect the cable to terminals refer to the figure below 3 Route the other end of the cable to the outdoor unit through the ceiling amp the hole on the wall 4 Reassemble the electrical compo
13. mmediately invalidate the warranty The air conditioner 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 center
14. n unit must be fixed to the wall with suitable ducts CAUTION Must fit tightly against body without any gap CAUTION All refrigerant connection must be accessible in order to permit either unit maintenance or removing it completely 4Way_IM_DB98 26893B_E indd 11 2009 3 7 9 39 55 KA Drainpipe and drain hose installation Flexible hose Care must be taken when installing the drainpipe and drain hose for the SE indoor unit so that condensate water is drained correctly outside mm Drain pipe 1 Fix the flexible hose to the drainpipe orne The connection port of the flexible hose and PVC drainpipe must be fixed with PVC adhesives Check out that the connected part doesn t leak 2 Connect the flexible hose to the flexible hose port Make sure that a rubber ring is installed on the drain hose port Drain hose port 3 Install the drainpipe as shortly as possible Give a slightly slant to the drainpipe for proper drainage of condensate Insulation cover band water Insulation drainpipe Ep There must be no gap on the connected part so that the drainpipe is not Insulation cover drain f _ separated from the flexible hose Indoor unit 4 Insulate the drainpipe and then fix it as indicated Drain hose port Flexible Band Adhesives Band hose Drain hose Be horizontal
15. n 5 Discharge 6th detection 6 Comp down X X Q Oo Q 7 6th detection of high temperature cond 8 6th detection of high temperature discharge 9 Compressor down due to 6th detection of freezing Detection of the float switch K K K 9 9 Error of setting option switches for optional accessories X X Q X Oo EEPROM error DIX D D Xx EEPROM option error D 0 0 D 9 on D Flickering X Off Ifyou turn off the air conditioner when the LED is flickering the LED is also turned off 4Way_IM_DB98 26893B_E indd 18 2009 3 7 9 40 06 El Wired remote control If an error occurs K is displayed on the wired remote control If you would like to see an error code press the Test button Display Explanation Remark 15 4 Indoor unit Communication Error 117 Indoor Outdoor unit Communication Time Out Error oe 60 Packet Over data er JA Communication Error cu 7 Indoor unit is not connected dda Communication Error between Outdoor Main and Inverter LUI Micom Occurred after 1 minute detection in Main and Inverter 1 4 Indoor Temp Sensor Open Short Error ec Indoor Unit Eva in Sensor Open Short Error Indoor Sensor Error HA Indoor Unit Eva in Sensor Separation ce 7 Outdoor Temp Sensor Error Open Short Error ca COND Temp Sensor Error Open Short Error nog Inverter Compressor Discharge Temp sensor Error Outdoor Sensor Err
16. nent box cover carefully tightening the screw H Wiring diagram Indoor unit Outdoor unit E Size of the cables used to interconnect the indoor and outdoor units Indoor Outdoor units Communication Power Power 10 Power cable Max Length Power supply 220 240V 50Hz 0 75mm2 2wires 1Km Communication 0 75mm2 2wires For connection cord use the grade HO7RN F or HOSRN F materials 1Km Screws on terminal block must not be unscrewed with the torque less than 12 kgf cm 4Way_IM_DB98 26893B_E indd 14 2009 3 10 16 32 32 KA Assigning address to indoor unit 1 Before installing the indoor unit assign an address to the indoor unit according to the air conditioning system plan 2 The address of the indoor unit is assigned by adjusting MAIN SW02 and RMC SW04 rotary switches K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K1 N ON ON GEC COCO 1234 1234 SW05 SW06 SW07 SWO02 MAIN SWO4 RMC 3 The MAIN address is for communication between the indoor unit and the outdoor unit Therefore you mus
17. ontrol tapped screw manual Installation manual 1 2 6 ze E I Transmitter accessories Transmitter Transmitter Installation Transmitter PA power cable communication cable manual If you would like to install the centralized control you must install the transmitter in the outdoor unit ll 7 day scheduler accessories DEN Cable tie Cable clamp ete Users scheduler tapped screw manual Installation manual 2 Die 2009 3 7 9 40 14 4Way_IM_DB98 26893B_E indd 23 2009 3 7 9 40 15 Samsung i ELECTRONICS 4Way_IM_DB98 26893B_E indd 24 2009 3 7 9 40 15 INSTALLATION MANUAL CH0O52EZM1C System Air Conditioner Cooling and Heating wi R DB98 26893B 1 4Way_IM_DB98 26893B_E indd 25 2009 3 7 9 40 15
18. or LA Open Short Error 475 Power cable miss connection error 54 Indoor Float S W 2nd Detection uy m Outdoor unit indoor unit communication wire miss connection LU Connected to Power terminal GGH Outdoor unit refrigerant Full leakage Gas leak Self Diagnosys Error HED Outdoor Fan 1 Error u O Outdoor Fan 2 Error u 5 Discharge over temperature UE 4 Inverter Compressor starting error LE Primary Current Over Trip error LE Inverter DC PEAK error O C UE a Inverter Compressor Rotation error Outdoor Unit Protection LEE Inverter Current Sensor error Control Error LE Inverter DC LINK Sensor error qd Inverter EEPROM Read Write Error u o uf Inverter Heatsink temperature over Error S54 Outdoor unit Capacity Setup option error GE i Communication error between Indoor unit and wired remote control 5 fad Communication error between Master and Slave wired remote control PAE Wired Remote Control Error DL COM1 COM2 Cross installed error EFA Error of setting option for wired remote control COM2 4Way_IM_DB98 26893B_E indd 19 2009 3 7 9 40 09 KA Troubleshooting Continued El Indoor unit Display Explanation Indoor unit communication reception error Communication error between the outdoor and indoor unit Indoor unit temperature sensor Short Open Indoor unit Eva In sensor Short Open Indoor unit Eva Out sensor Short Open Indoor unit Eva In sensor secession Indoor unit Eva Out sensor se
19. re drilling the holes maintain the correct dimensions between the markings 2 Insert bolt anchors use existing ceiling supports or construct a suitable support as shown in figure 3 Install the suspension bolts depending on the ceiling type CAUTION Ensure that the ceiling is strong enough to support the weight of the indoor unit Before hanging the unit test the strength of each attached suspension bolt If the length of suspension bolt is more than 1 5m it is required to prevent vibration 4 Screw eight nuts to the suspension bolts making space for hanging the indoor unit CAUTION You must install all the suspension rods 5 Hang the indoor unit to the suspension bolts between two nuts Piping must be laid and connected inside the ceiling when suspending the unit If the ceiling is already constructed lay the piping into position for connection to the unit before placing the unit inside the ceiling 6 Screw the nuts to suspend the unit Cut a pad stopper and place it on the bracket at this time 7 Adjust the unit to the appropriate position considering the installation area for the front panel 7 1 Place the pattern sheet on the indoor unit 7 2 Adjust a space between the ceiling and the indoor unit by using the gauge of dimensions 7 3 Fix the indoor unit securely after adjusting level of the unit by using a leveler 7 4 Remove the pattern sheet connect the other cables and install the front pan
20. s or returned to the retailer so that it can be disposed of correctly 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
21. t set it to operate the air conditioner properly amp 4 Itis required to set the RMC address if you install the centralized control and or the centralized control 5 If you install optional accessories such as the wired remote control centralized control etc see an appropriate installation manual 6 Ifan optional accessory is not installed you do not have to set the RMC address However adjust K1 and K2 switches of the SWO5 DIP switch to ON position in this case 7 Set the MAIN address by adjusting the rotary switch SW02 from 0 to F Each indoor unit connected to the same outdoor unit must have different address i e If an indoor unit does not have an optional accessory and its MAIN address is 0 K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K12 ON ON ON 0090 0000 0000 1234 1234 1234 SWO5 SW06 SW07 SW02 MAIN SW04 RMC 4Way_IM_DB98 26893B_E indd 15 2009 3 7 9 40 03 KA Installing the safety net amp air blocking kits lll Safety net Install the safety net after installing the connection cord and fixing electric component box cover For your safety you must install the safety net For details about installing the panel refer to the manual for the panel The electric component box cover 1 Uncover the wrap of safety net 2 Fix the safety net to the electric component cover box with four screws as indicated CAUTION The maintenance of this unit is normally done by q
22. that you have the required tools available pipe cutter reamer flaring tool and pipe holder If you wish to shorten the pipes cut it with a pipe cutter taking care to ensure that the 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 pipe using a reamer To prevent any gas from leaking out remove all burrs at the cut edge of the 4Way_IM_DB98 26893B_E indd 10 Outer diameter D 6 35 mm 1 4 9 52 mm 3 8 12 70 mm 1 2 15 88 mm 5 8 19 05 mm 3 4 examples of incorrect flaring Damaged Surface Inclined Slide a flare nut on to the pipe and modify the flare Depth A 1 3mm 1 8mm 2 0mm 2 2mm 2 2mm Check that the flaring is correct referring to the illustrations below for Cracked Uneven Thickness Flare nut 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 16 18 Allen hex 5 9 0 34 22 42 23 20 16 18 Allen 9 0 34 26 55 29 40 16 18 Allen 13 0 34 29 65 29 40 16 18 Allen 13 0 34 36 38 40 16 18
23. ualified personnel as following a Commercial product So if manufacturer puts the recommendation to do by qualified personnel manufacturer can avoid supplying safety net and screws to fix it cost reduction Put safety net as optional kit El Air blocking kits Insulation 1 When installing the unit depending on the situation you can fill up the air outlet s with one or more air blocking kits not supplied Then install the insulation to block air completely Technical Specification amp Product feature Model CH052EZM1C Capacity Cooling and Heating 5100 5600W Power input 50W Running current 0 4 A Refrigerant 1600g Fuse 1 6A X Maximum installation height up to 3 6m Condensate discharge pump built in Max 750mm Length of pipes and difference in height see the outdoor unit installation manual X Vacuum and refrigerant charge see the outdoor unit installation manual 4Way_IM_DB98 26893B_E indd 16 2009 3 7 9 40 04 KA Troubleshooting I Detection of errors If an error occurs during the operation one or more LED flickers and the operation is stopped except the LED Ifyou re operate the air conditioner it operates normally at first then detect an error again LED Display on the receiver amp display unit LED Display LED lamp display Operation Defrost
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