Home

Modular Air Cooled Chiller/Heat Pump AMAC210 DM5/DS5/DRM5

1. m DIP address setting bits 4 8 of S2 Address Address 4 5 6 number number 0 8 9 10 11 12 13 14 0 1 15 lt The address number of the master unit must be set to O and that of the slave units should follow this lt Address numbers must be unique in the same system O O O O N oO oO O O ojojlojojojojo IOC olo olololololo gt Er r E mere mre ered Er En lo lololo lolo lolo Nn ol lo o l lo k N OQ or Erol O O O O O O O O A conductor WTC pair with cross section area of at least 0 5mm or 20AWG B insulator C Screen layer twisted WTC with a screening factor no less than 95 D Outer jacket PVC m The unit can only be powered on and commissioned after the address numbers are configured 7 S z S m Control Communication Wire Connection Illustration of shielded twisted pair a D lt oO C 2 Ri D lt D E 2 2 Zz e Sch Master unit Better choose network cables with a tenser it No Slave Unit No n 1 AC 220 240V 50Hz J gt shielding layer and smaller twisting distance Please refer to the UL2547 or UL2791 wire pe Ape Bin Ain Ir Ape Bin Ai Bpc Ape Bin Ain Bpo Ape Bin Ai specification Power ada
2. INSTALLATION amp OPERATION MANUAL Part No M08014307009 Literature No MAC1211 A1 Modular Air Cooled Chiller Heat Pump AMAC210 DM5 DS5 DRM5 DRS5 AMAC230 DM5 DS5 DRM5 DRS5 ECOLOGICAL REFRIGERANT e LEE Lu Bidde ia ECO TTTTRKTCECTTTCTTTTCEE Diuitstsnnner m npgngngggesgeRg II Een D tupsseeeestt MANEUENAGANARNNNN ac Ss Q D e International Please appropriately keep this manual Please carefully read this manual before installing or using Table of Contents 1 Safety le 1 2 Produ t Informati n EE 5 Pa POAUUNCS E A PE E TT EE DE PE ET EEE ag A E T AA EE ae aaa 5 22 gt Nomena sene a el ete ar EE EEN 6 22 gt L Malin Parts EE EE NEE EE E NE ETE E E E E TE TAE E E E TE 7 S Specifications ee 8 al Specification Parameter S aiin iien neonin la iia i a ea a ia eee ees 8 3 2 Operating Temperature Hange riisin aaier ana opista tandana aapa au eaa aa aaa KaRa aLaaa a aaka ndak adL NA EnaA Edabe d aa kai 9 3 3 Reference Table for Performance Parameters AA 10 3 4 Water Presstr Drop EE 11 E WE E EL NEE 12 e Al Er WEE 13 4 1 Machine Installation Space AAA 13 4 2 HOISTING Be VUE 15 4 3 Installing chilled water Unit ensornir ian Aen de heaved dase Dela ies de iser dea ele est EE eer See Fhe 15 Aid Electrical e EE 16 4 5 Connecting Water Pipes AA 19 4 6 Pipe Design for the Air Conditioning Gvstem nenn nnt 22 4 7 Water Storage Tank Volume Calculating ccccccceeeceeceeeeeeeeeee
3. 2012 Acson 17 WR Connection illustration for the pump the auxiliary heat exchanger and 2 way valve interlock of the water system Control module interface 3 Z z2 MAC Control module interface MAC E HEAT PUMP COMPL 4WV2 y WHEAT ALARM WI P Tou A mr K3 7 Dr 7 mi Fu cu nm nm KUT 7 Kus AETA 0 0 Eug JE De e 7 Io me Top p Tor Terminal Block interface N L L e e ell Connection illustration for Pump connection illustration the auxiliary heat exchanger Note Parts within the dashed box are to be connected onsite The output voltage of the module interface is 220 240 V Parts within the real line box are connected before delivery A cooling only unit has no 4WV1 and 4WV2 output A slave unit has no extension board MAC E HEAT BPHE electric heater PUMP water pump 4WV 4 way valve FANL fan at low speed FANH fan at high speed COMP compressor EXV Electronic expansion valve WHEAT auxiliary electric heater of the water system W TWV 2 way valve interlock of the water system H Setting up Address Using DIP Switch The controller can be used to set the
4. sos 180 s83 194 517 3 4 7 1 1 6 17 e 17 3 7 0 3 24 8 co 5 7 gt Cs es ua 709 182 oes 182 a7 ira eos wo s E 7 6 7 S e kW 9 4 0 75 8 4 e s v7 res 7 7 es re res ore as os a E KS 1 A 5 4 i 1 7 SES 26 Ambient temp Outlet Bee Temp Heating Heating Heating Heating Heating Heating Heating Heating capacity an capacity Garg capacity Ser capacity a capacity ee capacity a capacity e capacity We kW kW kW kW kW kW kW kW 1 1 ez e Po k 21 2 2 2 er d 5 9 V f d d 8 x d 3 7 SCT ay si era ara oe ec 17 6 6 oe 18 6 6 eo Mar 78 3 3 att S 73 0 0 en ez or 62 4 4 26 0 s 18 eer aa sos zs 7 ms 2 738 23 e 3 6 6 d 7 S 3 7 Ca EA v 6 z K 86 8 18 8 Note Parameters in the above table are measured when the unit operates at the rated water flow 2012 Acson 11 3 4 Water Pressure Drop H Curve for Water Pressure Drop Water pressure drop 90 ac qaqa eos e a A N A OOO G ZZ GG lt L L E fo ei ei edy doup ainssaud 1M Water flow m3 h Note 1 The water pressure drop of the unit is the test result when a plate heat exchanger and the accessory Y shaped filter are installed The water resistance of the plate heat exchanger and the Y shaped filter are tested with pure wate
5. 2 way Valve Interlock Control 15 Memorizing parameters in the case of a power failure Week Setting 16 Setting and resetting the operating parameters of the unit Status display 17 Electric heater Auto startup at power on 18 Setting the clock of the system oOo oN O Setting the serial number of a unit 19 Displaying the indoor and inlet water temperatures Memorizing the clock settings in the case of a power failure 2012 Acson 27 5 4 Controller Settings wech N gt A Parameter Viewing The controller can be used to view the operation status and parameters of any unit connected to Parameters can be view include operation status of the compressor inlet outlet water temperature timer setting cooling antifreeze temperature setting antifreeze temperature setting in winter defrosting temperature and so on After pressing the UNIT key you can increase decrease the blinking unit No and view the parameters of the current unit by pressing A or Y To view more working parameters of a unit you can press OK and A or Y after reaching the unit No Setting Parameters parameters can be set only when the unit is turned off When you press PASSWORD the text box at the lower bottom of the LCD displays Input password and 00 Then you can press A or Y to change the number and press OK after getting the correct password the default passw
6. 50 6 1 10 60 4 8 65 11 18 10 60 8 14 80 18 32 10 60 14 22 100 32 65 10 60 22 45 125 65 115 10 60 45 82 10 40 Note Parameters in the preceding table may vary based on the design manual For details see the HVAC Design Manual 4 7 Water Storage Tank Volume Calculating Model Setting temperature of Minimum working volume Vmin return water C I 14 198 13 234 AMAC210DM5 DS5 12 286 AMAC210DRM5 DRS5 11 367 10 514 9 857 14 224 13 265 AMAC230DM5 DS5 12 324 AMAC230DRM5 DRS5 11 416 10 583 9 971 Note H The minimum working volume refers to the added up volume of the main water pipe water tank and constantly open terminals of 2 way valves in the water circulation system H The actual working volume of the water system must be larger than Vmin otherwise the unit will send out alarms and shut down frequently H if the actual resultful volume of the water system V is less than Vmin please install a tank the volume of which is L L Vmin V Example for water system volume calculation There are 2 AMAC230DR5 modular units with temperature of return water set to 12 a main inlet out water pipe of DN80 and 50m long and 10 fans with coils constantly open each has a volume of 1 5 L Calculation Volume of main inlet outlet water pipe 3 14 x 80 2 100 x 500 251 L Volume of terminal fan coils 10 1 5 15L According to the tab
7. 2 ways valve interlocking function automatically start function and set the main or slave unit address and slave unit number The capacity DIP has been set at delivery time and cannot be changed The address DIP and slave number DIP need to be set as needed after the unit is installed Customers need to take down the address number and location of the unit and keep the record in good condition for maintenance reference se S S1 oo ON LS S 4 5 6 ZS S20 st 7 s2 N Upward represents 1 ooge k oogg OL Downward represents 0 12 3 4 5 6 7 8 m IF 2 ways valve interlocking function is permitted bits 1 of S1 setting on m F automatically start function is permitted bits 3 of S1setting on H Bits 1 of S2 setting the main unit setting to on the slave is setting to off 2012 Acson 18 lt H A slave unit number must be set for the master unit not for slave units bits 5 8 of S1 Slave unit Slave unit number S S f 4 number 3 0 OO IOC oO Oo O O O o N Ile OD Il zk o CO 0 0 0 0 1 1 1 1 NI on A w r eleeeleielele olo lojlo DECHE a no ek fe a a BE
8. L2 L3 400 800 100 14 2L14 2L1 h2 L N z f N d lV P N Lil 2 S X LU LV LI L N WM 0 Le 2 L S Li Front lt 400 lt 700 PER RRR AAA AL Ap A ALL Front a A ANSANN a D Sen Da e DEN e e EC SSNS 2012 Acson 15 4 2 Hoisting Chillers Please hoist the unit according to the following illustrations Tie the cables to the four corners of the unit while moving it If you tie the cables to only three corners of the unit the unit might get unbalanced and fall off Protective cushion f Hoisting cable two lt 40 Note WR Chilled water units must be moved with great care H Accessory strips cannot be used to hoist or move the unit as they might break and cause unexpected accidents m Do not touch the heat sinks of the heat exchanger bare handedly as they might cut your fingers H Dispose all plastic bags properly and keep them away from children 4 3 Installing Chiller m The groundwork should be made of concrete or supporting structures While designing the groundwork you must fully consider the strength of the floor water discharge the unit discharges water while working pipelining and wiring If the floor is not strong enough the unit might fall off and breakdown even incur bodily injuries H Screw down the chilled water
9. LH standard model for heating in low temperature SR total heat recovery Power supply features F 380 415V 3N 50Hz A 220 240V 50Hz Detailed description on product specification AA AB AC ZZ etc Export Domestic sales code omitted China B Australia M Mexico U America E Other region etc 2012 Acson 2 3 Unit Main Parts Modular Air Cooled Chiller Heat Pump AMAC210DM5 DS5 AMAC210DRM5 DRS5 AMAC230DM5 DS5 AMAC230DRM5 DRS5 Fan amp Motor Outlet air ee deflector Finheat exchanger Protective screen at the front Accumulator Scroll compressor Jr Water inlet pipe Liquid receiver Electric components Se Es Water outlet pipe 2012 Acson 3 Specifications 3 1 Specification Parameters a TI AMAC210D5 AMAC210DR5 AMAC230D5 AMAC230DR5 oo ooo sso ei FNominatheating capacity w so o Heating inputpower w 205 Heating operation current A s2 Perormanco parameter 310 so ss ss EES 3 3s 2 2 P Powersupply RER EECHER Gerges Type J Hermetic scroll compressor 2 Type J Broad wheel axial fans with low noise Fan Quantity 2 H L power input 1 15x2 0 45x2 me J Efficient plate heat exchanger k Heat Water flow r exchanger MN 10 3 10 3 11 2 11 7 heating Water pipe connect
10. in a place with possible gas leakage Leaked gas around the unit might cause accidents such as fire or explosion S Properly protective measures must be taken before installing a unit in a hospital near a communication base station or similar places Frequency converters electric generators high frequency medical equipment and wireless communication devices can affect the performance of the unit or cause the unit to fail The unit must be moved with great caution A unit that is heavier than 20 kg cannot be moved by one person alone and must be moved with special Machinery 2012 Acson AN Usage Considerations Do not turning on or off the unit by directly turning on the power supply switch otherwise a fire or electric shock accident may be incurred Q Do not change the settings of safety devices otherwise fire or explosion may be incurred S Do not use a fuse that exceeds the upper currency limit If the fuse is replaced with a wire or other conductors the unit may be damaged and a fire may be incurred S Do not short the safety device to shut down the unit otherwise a fire or explosion may be incurred and the unit may be damaged S Do not use the unit for purposes other than it is intended for The unit is not intended to store food animal or plant precision equipment or art objects Storing these objects using the unit may degrade the quality of these objects Q Shut down the unit and cut
11. line must not be connected to gas water pipes or telephone lines Improper grounding might cause electric shock accidents WR Check that the power supply matches relevant specifications re ae diameter of 2 ee cord GH Max working current Max input power ine Neutral Grounding A kW R S T Ki line JAMAC210DM5 DS5_ 10 6e 10 as LI a AMAC210DRM5 DRS5 10 6 10 BB AMAC230DM5 DS5 _ 10 6 19 40 ei AMAC230DRM5 DRS5 10 6e 10 a7 e The above electric parameters are for basic modular units All wires must be securely connected Wires must not contact the refrigerating pipes or moving parts of the compressor and the fan E s Power Cable Connection Diagram 380 415V 3N 50Hz L1 h k L2 r L3 r e N gt gt PE S Breaker with a gl Breaker with a J Breaker with a i current leakage XO NONG current leakage NONONG current leakage NS 5 protector protector protector 4 4 h R S T N R S TIN R S TIN e e e a Master unit O Slave unit 14 Slave unit A Caution A breaker device shall be installed at power supply incoming line it shall have at least 3mm contact separation The breaker device shall have short circuit and ground fault protection Q function The breaker device shall be provided and installed by user
12. of this type generally require no adjustment to subdue scale and require no chemical to suppress mud and alga This type of water system is recommended Closed recycle systems may need anti corrosion measures including the following for reference only a NaNOs borate and inhibitors for organic materials D NaNO borate and silicate c High density chromate solution and pH control d pH and sulfite control e Polyphosphate salt and silicate f Alkali phosphate and sulfite control Because it is hard to control water quality for closed recycle systems we recommend that the total density of copper pipe inhibitors such as NaNOs borax silicate and benzothiazole should be no less than 1400 ppm The inhibitor NaNO is soluble in glycol and can be used in northern areas or in the subsystem of solar power systems 2012 Acson 43 H Open Re circulation System This type of water system is generally not recommended They are exposed to the atmosphere and are susceptible to scale corrosion mud and alga Therefore they might degrade the performance and reduce the service life of the unit WR Once through System Generally once through systems are only used for cooling only air conditioners Water systems of this type use water from taps lakes rivers and wells Although the once through system exchanges heat with the closed water circuit it is not considered as an integral part of the water source heat pump system Once throug
13. or Password button the timing process is terminated and the result is not saved The default time setting is 00 00 Manual Defrost When the unit works in heating mode press A or Y until Manual Defrosting appears and then press OK to enter Manual Defrosting mode Reset The controller can be reset by sticking the small hole above the A key using a needle like Controller Installation Connected to power Supply 220 240V 50Hz 2012 Acson 5 6 Controller Stoppage Code 29 S N Code Symptoms S N Code Symptoms 1 00 0 slave communication failure 19 36 Low pressure of 2 malfunction 2 01 13 1 13 slave communication failure 20 37 Superheat of 2 is too low 3 14 14 slave communication failure 21 38 Refrigerant leakage of 1 4 16 Overload of compressor fan of 1 22 39 Refrigerant leakage of 2 5 17 Overload of compressor fan of 2 23 40 TH1 temperature sensor malfunction 6 18 Pump overload 24 41 TH2 temperature sensor malfunction 7 19 Water flow is too small 25 42 TH3 temperature sensor malfunction 8 20 High pressure malfunction of 1 26 43 TH4 temperature sensor malfunction 9 21 Low pressure malfunction of 1 27 45 TH6 temperature sensor malfunction 10 24 High pressure malfunction of 2 28 46 TH7 temperature sensor malfunction 11 25 E OLI eL outlet Water is 29 47 TH8 temperature sensor malfunction 12 26 Se Ge 30 48 TH9 temperature se
14. refrigerant Release a proper amount of refrigerant 10 Failure of high voltage modular output port Replace the module 11 The switch has broken down Replace pressure switch 2012 Acson 37 S N Error code Description Possible causes for the failure Solution 1 Malfunction of heat exchanger Check and troubleshoot the outdoor during heating unit The LED indicator 2 Malfunction of motor during Check and troubleshoot the outdoor of te unit displays 3 Ge refrigerant or Ges 9 ER21 andthe wire Low pressure of 1 i 9 Check and replenish refrigerant leakage controler displays 4 Failure of low voltage modular 21 input port Replace the module 5 The low pressure sensor has broken down Replace the pressure sensor 1 The motor has broken down cooling 2 Circulatory air is shorted Check and troubleshoot cooling 3 The heat exchanger needs cleaning cooling 4 The fluorine side filter is clogged up Check and replace The LED indicator 5 The water temperature is too T h oline uhit displays high heating une down the water temperature 10 ER24 and the wire High pressure of 2 6 The water flow is too small e EE EE controller displays heating 24 7 The water filter is clogged up heating Clean the water filter 8 The ambient temperature is OFF too high cooling g Release a proper amount of 9 Too much refrigerant refr
15. salon T P lt Ka E K DK T d Y i j y 4 an Lo Le he Fo To Lo ko Do Lon fe Ke ke Legends for the water system illustration DK Gate valve j Non return valve E Water pressure gauge Thermometer E Proportional integral valve CDN K Water circulation pump O Soft connector r Electric 2 way valve 7 Globe valve Size of the main connecting pipe for modular combinations af Differential pressure bypass valve Water replenishment DN d Water ischarge _ ol x _ Le FO Ful yo e DN Open expansion tank Unit Qty 1 2 3 4 5 6 10 Size of main connecting pipe inch 22 23 24 25 Note When cleaning the water system please shut OG gate valve and open gate valve marked in the diagram of all the units in order to bypass the units so the impurities can be prevented from entering the plate heat exchanger and the efficiency and service life of plate heat exchanger can not be affected 2012 Acson 22 4 6 Pipe Design for the Air Conditioning System The pipes of an air conditioning system must have sufficient transportation capacities For example the wate
16. shutdown during heating ZOO COOL cooling E Codes displayed by the LED indicator and explanations Error wh Error oe Error Ge ade Description code Description code Description ECXX XX slave communication ER30 Reserved ER45 TH6 temperature sensor failure malfunction ER16 Overload of compressor fan ER31 Slave master ER46 TH7 temperature sensor in 1 communication failure malfunction Overload of compressor fan suction temperature 1 is TH8 temperature sensor ERU in 2 ER32 too high ERM malfunction discharge temperature 1 is TH9 temperature sensor ER18 Pump overload ER33 too high ER48 malfunction suction temperature 2 is TH10 temperature sensor ER19 Water flow is too small ER34 too high ER49 malfunction High pressure malfunction discharge temperature 2 is TH11 temperature sensor ERAO of 1 aiis too high e malfunction ER21 Low pressure malfunction ER36 Low pressure malfunction of ER51 TH12 temperature sensor of 1 2 malfunction o Low pressure sensor ER22 Reserved ER37 Superheat of 2 is too low ER52 malfunction of 2 d i Low pressure sensor ER23 Reserved ER38 Refrigerant leakage in 1 ER53 malfunction of 1 ER24 High pressure malfunction ER39 Refrigerant leakage in 2 EC78 Communication failure for of 2 all slave units ER25 Temperature of inlet ER40 TH1 temperature sensor outlet water is too low malfunction ER26 Overload of electric heater ER41 TH2 temperature sensor in water system malfunction ER27 Ambient temperature is too ER42 TH3 temper
17. the pump lift is calculated according to the circuit that has the maximum resistance usually the unit that is farthest away from the pump 2012 Acson 25 5 User Manual for Controller 5 1 Features of the Controller MC305 is a wall mounted LCD controller which directly controls air conditioners through keys on its panel Features Two operation modes heating cooling note operation modes can only be switched when the unit is off Temperature setting range for inlet water cooling OC 25 heating 25 50 Temperature setting range for inlet water cooling 9 25 10 10 for units with low water temperature heating 25T 50 Temperature setting range for anti freeze 2 5 ALED is used to indicate the status of the unit ON OFF Timed ON OFF a timing schedule can be set for a maximum of 7 days with up to 4 timed actions each day Real time clock Error code display speeds up diagnosis Blue back light will shine 8 second if any key is pressed it makes sure that we can browse or modify parameters even in dark 5 2 Size of the Controller 120mm 18mm POWER RUN oO O CON OFF 120mm MODE J PASSWORD TIMER 2012 Acson 5 3 Functions of the Controller Function Display Area This area can display inlet temperature outlet temperature antifreeze temperature defrosting interval d
18. After sales Services ET 46 12 Maintenance Repair ett 47 2012 Acson 1 Safety precautions Read this chapter carefully before using the unit A Caution This symbol represents an operation which can cause lethal or major injuries if not correctly performed AN Note This symbol represents an operation that can cause damage to the unit or bodily injury if not correctly performed Q This symbol represents important instructions that must be followed Gi This symbol represents forbidden operations WR Points for Attention for Installation and Usage To make the unit work with the optimal performance the following instructions must be followed and non conformances must be rectified before starting the unit Installation and maintenance must be E Optional parts must be installed by performed by professional customer professional customer service personnel service personnel from the Company Customers can select only optional parts that Installation and maintenance must be are recommended by the Company otherwise performed by specially trained and certificated electric shock or fire might be incurred Q professional customer service personnel Q Measures must be taken to prevent Installation must be performed according refrigerant leakage to the user manual When a unit is installed indoor concrete Incorrect installation can cause accidents such measures must be taken to prevent refrigerant as damage to the unit refrigerant le
19. Power supply voltage Rated voltage 10 Power supply frequency Rated frequency 1 Variations between phases Rated voltage 2 Air quality Must not contain solute that can corrode copper aluminum or iron Flow rate of chilled water 0 5 2 0m s Pressure of chilled water lt 0 7Mpa Must not contain solute that can corrode copper iron or welding material Quality of chilled water For details on the water quality requirements see Chapter 9 Water Quality Management page 42 Installation site Take anti snow and ventilation measures as required Ambient temp Refer to the figure above Relative humidity lt 90 Note 1 The unit is strictly tested before delivery and can work safely in the rated working conditions 2 For the performance parameters of the unit in different working conditions see 3 3 Reference Table for Performance Parameters 3 This is the normal operating temperature range for the unit Beyond this temperature range the unit can only operate for a short moment before a failure alarm is triggered 2012 Acson 3 3 Reference Table for Performance Parameters H Cooling Capacity Variation Table Ambient temp 250 30C 48T Cooling Cooling Cooling Cooling Cooling Cooling Power Power Pow wer Power Power capacity capacity capacity capacity capacity capacity kw amp W ew w Ce OY on R I ew 2 1 1 er 12 5 24 1 SO 24 9 k S 3 6 146 050 187 e29 107
20. TEE of the compressor 1 The fan motor has broken down cooling 2 Circulatory air is shorted Check and troubleshoot the unit cooling 3 The heat exchanger needs UE A EE ansion of the unit displays Temperature of vaveisnoto a Ge Check and troubleshoot the 17 ER33 andthe wire discharge air in 1 is We Ge heating electronic expansion valve controller displays loo igh 3 Change the setting for return water 33 5 E temperature is too temperature to be performed by g service personnel 6 Insufficient refrigerant or Replenish a proper amount of leakage refrigerant Change the defrosting parameter to ty VEER be performed by service personnel Restart the unit and slap slightly on 1 The slider of the 4 way valve both sides of the 4 way valve If the The LED indicator is jammed in the middle ee persists replace the 4 way of the unit displays Temperature of return a x gt 18 ER34andthe wire airin 2istoohigh Z The winding of the 4 way Replace the winding valve operates abnormally controller displays 40T 34 3 The temperature of discharge air is too high and has triggered the racing protector see tem 19 in the table of the compressor 1 The fan motor has broken down cooling 2 Circulatory air is shorted Check and troubleshoot the unit cooling 3 The heat exchanger needs Tne AED inaicator 4 a oy ansion of the unit displays Temperature of valves noto n CS Check and troubleshoot the 19 ER35 and the wire di
21. age breaker must be correct configured The electric leakage breaker must be installed according to the electric specifications incorrect installation might cause electric shock Q The power cable must not be too tight otherwise the cable might break and cause fire or other accidents 5 The unit must be properly grounded The grounding line must not be connected to the gas pipe water pipe lightning proof rods or telephone lines Incorrect grounding method may cause electric shock accidents Q The voltage fluctuations of the power supply must not exceed 10 of the rated voltage The power cable must be separated from welder transformers which could cause great voltage fluctuations Q Do not touch the compressor and high temperature parts of the refrigerant circuit They may cause burning injuries G Do not touch cutting edges and heat exchanger fins Avoid contact with cutting edges and coil surfaces which may cause bodily injuries S Select an installation site where water can be smoothly discharged If water cannot be smoothly discharged the unit might be affected by moisture S Prepare protective equipment and installation tools Personal protective equipment such as gloves and work uniforms can help to prevent accidental bodily injuries y Inj Q The unit must not be installed in a harsh environment Do not install the unit in dirty grimy salty or sulfured places d S Do not install the unit
22. akage leakage If the refrigerant leaks and the density electric shock or fire of the refrigerant in the air reaches a certain threshold people might be suffocated Proper measures must be taken to protect the unit against strong wind and Electric parts must be protected against earthquake during the installation moisture otherwise the unit might fall off and cause otherwise electric shock fire and other accidents accidents might be incurred The installation groundwork must be A dedicated circuit must be designed and strong enough installed by professional customer service The unit must be installed on a strong personnel groundwork to prevent the unit from falling off Electric installation must meet the Electric and causing accidents A Equipment Engineering Standards and Indoor Electric Equipment Wiring Specifications Power cables of incorrect specifications may incur Q electric leakage fire or other accidents 2012 Acson A Installation Precautions Hot and cold water that is used must meet the water quality requirements If the water quality does not meet the specified requirements the durability and performance of the unit may be degraded and water leakage may occur in serious situations For details about the water quality requirements see 9 1 Water Quality Requirements Q Do not use refrigerant or anti free oil of the incorrect model otherwise fire or explosion may be incurred S The electric leak
23. at exchanger and water pipes WR Check whether free air exists in the water pipe system Free air may get into the system even during the air discharging process Discharge air from time to time H Clean the Y shaped water filter in the water system periodically H Replenishing refrigerant and lubricant Each unit is filled with enough refrigerant and lubricant before delivery If the system operates smoothly customers neither need nor are allowed to replenish or change the refrigerant or lubricant If replenishment is necessary due to leakage please refill the quantity specified in the nameplate of the unit 2012 Acson 33 7 2 Maintenance The unit must be checked on a routine basis to ensure performance Routine check is the best way to reduce downtime and waste The following needs to be checked on a routine basis Monty Quarry Oo ar 1 Compressor Performance appraisal whether there is abnormal sound Whether wires are securely connected oe Whether the working current is abnormal a a a fluctuation 10 BE EE compressor Check the oillevel LL y A Check the color of the lubricant d Ir A Controller Check parameter settings IL LA f f O Check protective device LL LA LL O Delay protector LL LA LL O Phase order protector IL A LL ef High low pressure switch LL LL LI A Differential water pressure switch water flow switch Overload protector aT Protector against extreme tem
24. ature sensor high low malfunction TH4 temperature sensor ER28 Reserved ER43 malf netiori ER29 Superheat of 1 is too low ER44 Reserved 2012 Acson 8 2 Cause for failure and troubleshooting 35 S N Error code Description Possible causes for the failure Solution 1 A B communication lines of TEE Check and troubleshoot the Se communication lines 2 The communication line has broken off 3 Communication wires Rewire the unit use shielded between the wire controller communication lines or keep the and the master unit cross communication lines away from over strong current cables strong current cables 4 Control panel of the master Check and troubleshoot the control unit is not powered on panel oe 5 The communication line 1 Use shield lines Communication Wrecontoter iaire between wre 1 Zeenen T See nees F6 alarm controller and master S H H unit 6 Can communicate with the monitoring software while the Remove the R44 resistor on the wire wire controller sends out the controller or replace the wire alarm controller F6 7 Failure of communication ports on the control panel of Replace the master unit 8 Failure of communication ports on the wire controller Replace 3 Reset the S2 DIP switch of the 2 oe setting for master unit according to the technical specifications 1 Communication line of Slave Check and t
25. be well earthed grounded The grounding line must not be connected to gas water pipes or telephone lines Improper grounding might cause electric shock accidents Install an anti leakage device to prevent electric leakage from causing bodily injuries 2012 Acson 46 11 After sales Services amp Warranty 1 After sales Services Maintenance and repair must be done by the dealer Improper maintenance and repair might incur water leakage electric shock or fire Moving or reinstalling the unit must be done by the dealer Improper installation might incur water leakage electric shock or fire Please provide the following information while asking for service Unit model see the Warranty Card License number and installation date see the Warranty Card Detailed symptoms Your name address and phone number Post warranty Repair Ask the dealer for help If the unit is repairable we provide charged services Maintenance After several service seasons the performance of the unit will lower down if dust accumulates inside it In addition to daily service and maintenance work done by yourself we recommend you to sign a maintenance contract with the dealer Please ask the dealer for detailed information about this service Consultancy Ask the dealer for detailed information about after sales services 2 Warranty Period A warranty card is attached to the product After filling in necessary information the seller wi
26. change the minute and stick the small hole again to save time setting Timer Setting After pressing TIMING the LCD displays Week Setting and Timer Setting at the same time Then you can press A or Y to choose the weekday and press OK to save the weekday setting The LCD now displays Timer Setting and you can continue to set the times of timing 2012 Acson tool 5 5 28 Press A or Y to set the number of timed actions for the day you can set 4 as indicated above Unit No Select a timed action and press OK to select the action timed ON OFF Press A or Y to select Timed On or Timed Off and press OK Now the LCD displays Timer Setting and Time Setting and the time displayed starts to blink You can press A to change the hour and W to change the minute and press OK to save the time setting Now the LCD displays Timer Setting and returns to step 8 You can continue to set other timed actions for a whole week and then quit this setting mode To cancel a timed action set the time for this action to 00 00 To cancel all timed actions press MODE UNIT until you hear a long beeping sound Note Timed ON OFF actions are triggered when the time of the wire controller reaches the set time Therefore if the time of the wire controller is inaccurate the actual ON OFF time could also be inaccurate In the timing process if you do not press any key in five seconds after pressing the Unit Mode
27. cuit 18 p ay 2 Check whether the resistor of the malfunctioned pump meets specification requirements 1 The pump model is too small Replace the pump 2 The water filter is clogged up Clean the water filter 3 Air in the water system is not Turn on the pump to further completely discharged discharge residual air The LED indicator 4 The differential water Repair or replace the differential of the unit displays Alarm from the pressure switch is clogged up _ water pressure switch 7 ER19 andthe wire differential water 5 The differential water R i j eplace the differential water controller displays pressure switch pressure switch has broken Ge switch 19 down 6 Pressure drop in the water system is too sharp and Optimize the water system unbalanced 7 Other parts in the water d system are clogged up Check and repair 1 The motor has broken down cooling 2 Circulatory air is shorted Check and troubleshoot cooling 3 The heat exchanger needs cleaning cooling 4 The fluorine side filter is Check and replace clogged up The LED indicator 5 The water temperature SE Tune down the water temperature of the unit displays high heating 8 ER20 and the wire Low pressure of 1 6 heating LOW is too smial Check and troubleshoot controller displays 7 The water filter is clogged up 20 heating Clean the water filter 8 The ambient temperature is too high cooling OFF 9 Too much
28. d troubleshoot the slave unit has broken off communication lines are Reset the addresses of all slave units The LED indicator E ah 2 ee setting and check that there is no duplicate 15 of the unit displays a Ure Petween the address ER31 master unit and slave units 3 The number of slave unit is set incorrectly for the master unit Reset the number of slave units and check that the number match with all the addresses 2012 Acson 38 S N Error code Description Possible causes for the failure Solution 1 Exchange positions of the two 4 The PC communication port 485 on the slave unit neit Communication of the slave unit has broken 15 GE failure between the down 2 Replace the control panel of the ER31 HS master unit and slave unit units 5 The communication line of the Connect the communication line of Slave unitis Inicorrectiy the slave unit to the Apc Bpc port connected Restart the unit and slap slightly on 1 The slider of the 4 way valve both sides of the 4 way valve If the The LED indicator is jammed in the middle Sie persists replace the 4 way of the unit displays Temperature of return SE F 16 ER32 and the wire air in 1 is too high 2 The winding of the 4 way Replace the winding b valve operates abnormally controller displays 40T 32 3 The Re air is too high and has triggered the racing protector SEET
29. e figure on the left Reserve sufficient maintenance space if possible If the unit is installed in a place where it snows in winter proper measures must be taken to protect the unit against snow and ensure that the unit works properly m Assembling Unit Modules Ss ID ES D e Note o DN e The groundwork must be a concrete II S p IJ WW We J ik 3 W floor or a V iron structure that is SR 8 l Foundation Bolt M12x200 strong enough to bear the operation pressure of the unit min N represents the number of modules 365 845 400 845 845 365 installed Each unit must be fixed by 4 M12 T d bolts 6 rubber cushions of 20mm thick must be installed between the unit and the groundwork 400 246 1560 The groundwork must have draining facilities to discharge condensate 400 water and defrosting water 2012 Acson Space allocated for a single chilled water unit gt 300 AL ZL Deflector f gt 1000 Front OXssrrs y GL Front NI WN rt d f 8 ZZA R Back 212 D Unit mm L1
30. eeeeceaeeeceaeeesaaeseeeecaeeesaaeseeaeeseeeessaeeeeeeeeenees 23 4 8 Calculating volume of expansion water tank c ccccccceeeseceeeeeceeeeeeeaeeeeaeeseeeecaaeseeaeeseeeeeseaeeesaeseeeeeeeeeeeaees 24 4 9 Model Selection Principles for the Water Circulation PUMP c cceeeeeeeeeeeeeeeeeaeeeeneeseeeesaeeesaeeeeeeeeeaees 24 5 User Manual for Controller EE 25 51 Features of the Controlletivn cau mina a ai ii aA aai iia e A aa a a ae a 25 5 2 Size ofthe Controler riirii aiaa ae eee ede ed eden 25 5 3 Functions of the Controler ccie Garii iiia iaa nied al ea 26 5 4 Controller Settings seed Nee atv end levi el debe idee at dan 27 5 5 Controller Installation sini kine adn en els ei ee Aedeagal 28 5 6 Controller Stoppage Code cccccecccececceceeeeeeneeeeeeeeceaeeeeaaeseeaeeeneeeceaeeseaaeesaeeecaaesseaaesdeneeseeeeesaeeeeaesseneeseeees 29 6 COMMISSIONING and Operation EEN 30 6 1 Items to be Confirmed Before Turning on Un 30 6 2 Items to be Checked during the Pilot Hun 31 7 Repair and Mameng CG a a eet ee e EEEE RAEADR 32 TA Ee EE 32 Te Maintenance 04 0egeectEN hee alee adelaide bi id a 33 8 Stoppage and Handling EE 34 8 1 Stoppage Code and Running Gatus a a a aa aA a aA a a ara aeae aeia 34 8 2 Cause for failure and iroublesbooting nnen nna 35 9 Water Quality Management E 42 9 1 Water Quality Requirements a vid ERNEST ZER ae alanine ecient eee 42 2012 Acson 9 2 Water Processing Ed le DEE 42 TONGS E 44 11
31. efrosting stop temperature defrosting A B point and capacity calculation frequency Compressor operation status This area displays the operation status of the compressor The value 1 indicates that compressor 1 is working If no value is displayed no compressor is working 26 ON OFF display This area displays the ON OFF status of the unit Mode display This area displays the current working mode of the unit Unit number display This area displays the unit number unit cm E number is displayed according to the DIP g e 1 Cooling Unit ID i switch settings Time and password display sri DP i ee i l E 1 NM TV Temp In normal conditions this area displays the current time LI Li Pins When you press Password this area display the password Re ye eee r E EE settings mode When you press Week and Time Setting POWER RUN this area displays the current time O Press ON OFF to turn on off the unit the You can stick this hole using a needle like tool to reset the controller 1 Change the display on the function display screen according to a specified sequence 2 Set the temperature RUN indicator lights up goes out Button for setting the week and time When you stick the small hole using a needle like tool the time and password area displays the week a
32. ensor 4 There is something wrong with the test circuit of the low pressure sensor in the control module Replace the control module 2012 Acson 42 9 Water Quality Management 9 1 Water Quality Requirements Water in the water system must be softened to prevent scale in the heat exchanger and affecting the heat exchanger performance Water not softened can also cause scale in the water pipes and cause the water resistance to increase This affects the water flow and the performance of the water pump Softened water must meet the following requirements It Benchmark Tendencies em value Corrosion Scaling pH 250 7 0 9 0 o o Conductivity 25 uS cm lt 800 o o CO mg CI L lt 200 o Benchmark S0 mg SO HL lt 200 o items Acid consumption m pH 4 8 CacO L 3109 S Total hardness ICH IL lt 200 o Fe mg Fe L lt 1 0 o S Reference S mg S ML 0 o items NH mg NH L lt 1 0 o SiO2 mg SiOz L lt 50 o Note o represents factors that may cause corrosion or scaling Water from the water system is tap water that must meet the local sanitation regulations 9 2 Water Processing Method To ensure effective operation and durability cleaning washing and chemical processing are very important for water systems Different types of water circuits need to be cleaned in different ways H Close Re Circulation System Water systems
33. essary 2012 Acson A4 10 Notice to Users 1 Rights and Obligations The Installation and in warranty service can only be performed by the service personnel of ACSON or by experienced technicians ACSON does not assume any liability for any property damage bodily injury or death due to operations that violate this rule 2 Check and Acceptance While accepting the unit please check whether any part is damaged or missing during transportation If any part is damaged or missing please immediately inform the dealer by a written notice 3 Maintenance Considerations e Wash the water system periodically e When the temperature drops below 0 C in winter proper antifreeze measures should be taken e Do not pile up anything near the air inlet and outlet otherwise the air conditioner might stop working or be less effective e Most importantly external pumps must be able to communicate with the unit otherwise the plate heat exchanger might freeze up if the water supplied is insufficient 4 Safety Considerations Please read the following considerations carefully so that you can correctly use the air conditioner Pay special attention to the following safety considerations Keep this user manual at hand for future reference If the air conditioner is transferred to another user this user manual should also be rendered to the new user e f anything abnormal takes place such as a roast smell please immediately cut off the po
34. h systems may be troubled by either scale or corrosion This type of water system requires large amount of adjustment water Therefore you need to consider the scale coefficient the equipment used for cleaning work and necessary anti corrosion materials Z Caution Water from lakes and rivers may cause problems such as mud and alga Comparison among closed recycle systems open recycle systems and once through systems Once through System Open Recycle System Closed Recycle System i 1 Discharge 1 Surface activator such as 2 Surface activator such as polyphosphate salt polyphosphate salt 2 Increased acidity 3 Increased acidity Scale control 3 pH adjustment 4 pH adjustment No control is necessary 4 Other considerations include Je Softening other considerations Surface temperature water _linclude surface temperature water emperature and system cleaning emperature and system cleaning 1 High density 200 500 ppm Low density corrosion inhibitor corrosion inhibitor Corrosion Anti CaCQ2 plate 2 Low density 20 30 ppm control pH control corrosion inhibitor Proper material 3 pH control 4 Proper material Chloridized hydroxybenzene j1 Chloridized hydroxybenzene Mud and alga 2 Other chemicals 2 Other chemicals control Chlorine formed by 3 Chlorine formed by hypochlorite pochlorite and liquid chlorine jand liquid chlorine 1 High density corrosion inhibitor 2 Proper material No control is nec
35. hilled hot water outlet Cx gt K 2012 Acson 20 HR Multi unit combination illustration for water system with fixed chilled water flow which adjusts indoor temperature by adjusting the terminal air rate Air outle d EN dt G A Wal 7 Water refill onze TE x 3 TE Ee E E SS ebe a Se eg EE EC VE E EE Watel EE ES ischar Ree A a D a y AY g g A A Zo A A A SEH k R EEN Ho pot Ho He HD HO Ho He Ho He HA HO Ho HG Ho Hoe 2012 Acson 21 WR llustration for variable flow rate water system which adjusts indoor temperature by adjusting flow rate of chilled water modular combination of multiple units Air outle Water refill DN2C 3a FO ieee s gege Zi EE i Dao pi P Tog 3 oY oY oY s g TT st T SE T I TA Ti 1
36. igerant 10 Failure of high voltage modular output port Replace the module 11 The switch has broken down Replace pressure switch The LED indicator The temperature of return Change the temperature setting for of the unit displays Temperature of water is set too low return water 11 ER25 and the wire inlet outlet water is 2 The water flow is too small controller displays too low resulting in a large pressure E eg water system see Item 7 25 drop in the table The LED indicator 1 Check whether the water Short the overload switch for the of the unit displays system is equipped with an electric heater if there is no electric ER26 Overload ot Secs electric heater heater in the water system k and the wire neater in water 2 The heating wire of the system g wir Replace the electric heater of the controller displays electric heater in the water Water vatem 26 system is shorted y The LED indicator 1 The ambient temperature Replace the ambient temperature of the unit displays sensor has broken down sensor 13 ER27 Ambient temperature and the wire is too high low 2 The ambient temperature is OFF controller displays too high low 27 The LED indicator 1 The low pressure sensor or of the unit displays temperature sensor has Replace 14 ER29 Superheat of 1 is broken down and the wire too low 2 The electronic expansion controller displays valve fails to provide proper Upgrade the modular program 29 control 1 Communication line of the Check an
37. ion size DN50 ml me Designed maximum temperature difference 7 between input and output water __ Unit bengt sidt EH 1990x840x1840 dimensions xHeight Note 1 Nominal Refrigerating Capacity Condition Out flowing water temperature 7 water flow 0 172 m h kW Outdoor temperature 35 2 Nominal Heating Capacity Condition Out flowing water temperature 45 water flow 0 172 m h kW Outdoor dry bulb temperature 7 wet bulb temperat ure 6T 3 The specifications given in the table will be subject to the modifications on product design by the manufacturer No notice will be further given 2012 Acson 3 2 Operating Temperature Range WR Operating Temperature Range 45 Note Ensure that the water flow is Z 407 within the specified range If the SR 35 TN water flow is too small scale may 30 ooling 3 accumulate and degrade the D Pica mt performance of the unit cause the 15 F Heating antifreeze device to activate or S cause rust points and refrigerant 0 e leakage If the water flow is too BER large the unit may be corroded due 5 10 15 20 25 30 35 40 45 50 55 60 65 Outlet water temp C to water impact m Water flow range AMAG210DM5 DS AMAC210DRM5 DR AMAG230DM5 D AMAG230DRMS5 DR Model 5 Sp Sp Sp 15 0 11 52 e6ued Mo m Working Conditions
38. j Test whether the resistance of TH4 2 TH4 temperature sensor is Sara EE sensor meets specification 27 The LED indicator TH4 temperature shorted open requirements replace if not of the unit displays ER43 sensor failure 3 There is something wrong with the test circuit of the temperature sensor in the control module Replace the control module 2012 Acson 40 S N Error code Description Possible causes for the failure Solution i ee E E Check the control module and alana y Plugg re plug the temperature sensor The LED indicator TH 2 TH6 temperature sensor is Test whether the feisty of THE 28 of the unit displays 6 temperature shorted open sensor meets specification ER45 sensor failure requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module 1 Ge ee chte Check the control module and GE y Plugg re plug the temperature sensor The LED indicator TH7 2 TH7 temperature sensor is Test whether the ee BE 29 of the unit displays temperature shorted open sensor meets specification ER46 sensor failure requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module d e SE Er Check the control module and Horan cil y Plugg re plug the temperature sensor EE Test whether
39. lated requirements The design of the pipe system must facilitate maintenance operation and adjustment Determining the diameter of pipes in the air conditioning system The pipe diameter is determined based on the following 4m In the formula mMy water flow m s d Je 4y N 3 y V water speed m s The water speed should be determined by the recommendations in the first table and design the water pipe diameters accordingly or you can determine the water pipe diameter based on water flow in the second table Table 1 Recommended water speed m s Diameter mm 12 20 25 ER 40 50 65 80 Closed water 0 4 0 5 0 6 0 7 0 8 0 9 1 1 1 2 system 0 5 0 6 0 7 0 9 1 0 1 2 1 4 1 6 03 04 05 06 o7 09 09 11 OPEN EE e 0 5 0 6 0 8 0 9 1 0 1 2 1 4 Diameter mm 100 125 150 200 250 300 350 400 Closed water 1 3 1 5 1 6 1 8 1 8 1 9 1 6 1 8 system 1 8 2 0 2 2 2 5 2 6 2 9 25 2 6 iz d amp s t BCE Aze tr tes EC EE dee 1 8 2 0 2 3 2 4 2 4 24 2 3 2012 Acson Table 2 Pipe diameter and resistance loss in unit length 23 Diameter of the Closed water system Open water system steel tube mm Water flow mb kPa 100m Water flow m h kPa 100m 15 0 0 5 0 60 20 0 5 1 0 10 60 25 1 2 10 60 0 1 3 0 43 32 2 4 10 60 1 3 2 0 11 40 40 4 6 10 60 2 4 10 40
40. le above Vmin 324 L To avoid frequent unit startup shutdown and alarms the volume of the water tank should be no less than Vmin V 324 251 15 58L 2012 Acson 24 4 8 Calculating volume of expansion water tank An expansion water tank with a proper volume must be installed to adapt to water volume changes as the temperature changes and avoid freezing burst and pressure instability at the water pump inlet The expansion water tank can also be used to supplement water and discharge air Calculating volume of expansion water tank Vp a At Vs Vp effective volume of the expansion water tank volume of water between the signal pipe and the overflow pipe m a volume expansion coefficient of water a 0 0006 At max water temperature variation Vs water volume in the system total water volume in the system and pipes m 4 9 Model Selection Principles for the Water Circulation Pump HR Water flow in the water circulation pump rated water flow x 1 1 WR Closed water circulation system Water circulation pump lift 2 Pipe resistance of the water system Partial resistance of the water system Water pressure drop of the unit x 1 1 WR Open water circulation system Water circulation pump lift Static resistance of the water system Pipe resistance of the water system Partial resistance of the water system Water pressure drop of the unit x 1 1 H Inthe case that multiple units share the same pump
41. le and The LED indicator TH12 temperature EE y Plugg re plug the temperature sensor 34 of the unit displays ER51 sensor failure 2 TH12 temperature sensor is shorted open Test whether the resistance of TH12 sensor meets specification requirements replace if not 2012 Acson 41 S N Error code Description Possible causes for the failure Solution En 3 There is something wrong The LED indicator foes e TH12 temperature with the test circuit of the 34 eae unit displays ge temperature sensor in the Replace the control module control module d ee EN Reconnect the connecting lines of tonnected the low pressure sensor 2 The low pressure sensor is Repair or replace the lines of the low The LED indicator shorted open pressure sensor pa Low pressure sensor 35 of the unit displays A 3 The Low pressure sensor has ER52 failure of 2 broken d wn Replace the low pressure sensor 4 There is something wrong with the test circuit of the low pressure sensor in the control Repiac Tie onto moaule module 1 Three lines of the low poy SC Reconnect the connecting lines of pressure sensor is incorrectly connected the low pressure sensor 2 The low pressure sensor is Repair or replace the lines of the low The LED indicator shorted open pressure sensor Sen Low pressure sensor 36 of the unit displays A 3 The Low pressure sensor has ER53 failure of 1 brokencdown Replace the low pressure s
42. ll entrust you with the Repair Application Table Check that information in the Repair Application Table is correct and then keep it in good condition Warranty Period The guaranteed period lasts one year since the product is purchased See Repair Application Table for more details ACSON provides free repair services in the warranty period if customers inform the dealer and produce the warranty card Services might be charged even during the warranty period if customers fail to inform the dealer and produce the warranty card 2012 Acson 47 12 Maintenance Repair Record Failure description and troubleshooting measures should be described as detailed and clear as possible For troubleshooting methods see Chapter 8 Stoppage and Handling If an unknown failure occurs shut down the unit immediately cut off the power supply and contact the local dealer for help Keep this record page in good condition 2012 Acson International We have tried our utmost to ensure the accuracy of all the details contained in each manual As we are always committed to technological improvement the units and specifications are subject to change without further notice Please refer to the nameplate In addition to meet local criteria and customer requirements we may modify the units and specifications Please also take notice that not all the models suit every market
43. nd time setting options then you can press A or to set the week and time Mode selection button Press the Mode key can switch between heating OK button This button is used to set the clock timer temperature password unit number and other When you press PASSWORD the text box parameters Password button at the lower bottom of the LCD displays Input password and 00 Then you can press A or to change the number and press OK after getting the correct password After you have chosen the correct the text box continues to display time The control system has the following functions password and cooling Note that heating cooling can only be switched when the unit is off Timer setting button This function can be used to specify different ON OFF times for different units After pressing the unit key you can press the A or button to change the value select a unit and view the status of the selected unit S N Function S N Function Controlling the 2 way valve of the water system relevant accessories need to be purchase separately 11 Timing Anti freeze protection for plate heat exchanger 12 Protection for Compressors in Operation Alternative defrosting 13 Averaging Workload among Compressors Manual defrosting 14 Failure alarm viewing and output or A OIN
44. nsor malfunction 13 27 Ambient temperature is too high low 31 49 TH10 temperature sensor malfunction 14 29 Superheat of 1 is too low 32 50 TH11 temperature sensor malfunction 15 32 Suction temperature of 1 is too high 33 51 TH12 temperature sensor malfunction 16 33 Ge temperature Orgi isntoo 34 52 Low pressure sensor malfunction of 2 17 34 Suction temperature of 2 is too high 35 53 Low pressure sensor malfunction of 1 Discharge temperature of 2 is too Communication failure between wire controller 18 35 e 36 F6 high and master unit 2012 Acson 30 6 Commissioning and Operation 6 1 Items to be confirmed before turning on unit Note Before the chiller run check that the following conditions are met and read the Safety Precautions again m Ensure that the water pump and the unit are connected Use the PCB controller to control the on and off the water pump using the water pump output on the PCB controller otherwise the BPHE may burst due to freezing The water pump connection point must have no voltage If a voltage circuit is connected basic components may be damaged m Power on the unit to preheat the crankcase for at least 12 hours before starting up the unit for the first time or after a long term stoppage This ensures that the compressor works properly Before turning on the unit check that the water pump is filled with water Before turning on the water pump open the water supply valve fill the pum
45. off the power supply before any maintenance work otherwise a fire and bodily injury may be incurred Drain the water in the unit if the unit is to be suspended for a long time If the unit is to be suspended for a long time fill the water pipes with antifreeze or drain the water from the unit otherwise the unit might be frozen and burst S Do not pile or hang anything on the unit If you pile or hung anything on the unit the object may fall and cause accidents S Do not operate the unit with a wet hand otherwise an electric shock may be incurred S Do not touch revolving parts of the unit otherwise a bodily injury may be incurred 5S If the unit malfunctions cut off the power supply and contact the dealer for help immediately Q Considerations for Injecting the R410 refrigerant WR Fill the unit with liquid refrigerant Gas refrigerant may change and degrade the performance of the unit E Do not use the original refrigerant circuit The original refrigerant circuit contains refrigerant and antifreeze that contains Chloride which may degrade the antifreeze oil of the new unit 2012 Acson International ACSON is a registered trademark of ACSON International and is valid across the world 2012 ACSON International This manual is intended for the current products of ACSON International Product design and structures are subject to change without further notice 2012 Acson 2 Product Inf
46. or noise Note The reference standards are used to check whether a unit works properly onsite Reference standards are determined based on the maximum and minimum working conditions If reference standards are exceeds after the unit has properly worked for a period of time contact the local dealer or ACSON for help 2012 Acson 32 7 Repair and Maintenance 7 1 Repair Note Before checking and maintaining the unit confirm the safety precautions again Note Before delivery strict factory test is conducted to ensure the unit works at optimal performance The unit must be maintained from time to time H The unit can only be repaired and serviced by specially trained technicians After a unit is serviced safety controls must be checked and analyzed before the unit is turned on Items to be Checked Periodically H Clean the fin heat exchanger periodically To optimize heat exchange efficiency of the condenser check that the external part of the condenser is clean without leaves cotton fibers insects or other impurities which might clog up fins of the condenser Use water or water vapor to clean while cleaning to clean it H Check the status of the chilled water from time to time Discharge water by loosening the air or water discharge plug If the water quality degrades replace water in the system timely for the reference standards see Chapter 9 Contaminated water can degrade the cooling capacity and corrode the he
47. ord set in factory is 55 After you have chosen the correct password the parameters to be set blinks and you can perform the following settings Change operation parameters after choosing the correct password you can change operation parameters by following steps Change password after choosing the correct password you can change the password by pressing PASSWORD again In this case the text box displays 00 and you can change the number by pressing A or Y After reaching the number you want to set as the password you can complete password setting and exit the parameter setting mode by pressing OK After pressing the UNIT key you can increase decrease the blinking unit No by pressing A or Y and set operation parameters including inlet water temperature for cooling heating mode for the desired unit by pressing OK after reaching the unit No You can choose and set parameters by pressing A or Y and then press OK to save the setting Repeat step to set other parameters note the controller quits the parameter setting mode if no key is pressed within 60 seconds Real time setting To set week and time stick the small hole above the MODE key using a needle like tool the LCD displays Weekday Setting press A or W to choose the weekday stick the small hole again to save weekday setting the LCD displays Time Setting and the time starts to blink press A to change the hour and W to
48. ormation 2 1 Features WR Overview ACSON AMAC series air cooled chilled water heat pump units are highly reliable secure and flexible This series of units are elaborately designed to be delicate and elegant In addition they are so flexible that they support fan coils and air handling units of various specifications and models Units of this series are marked for their high efficiency low noise user friendliness secure operation easy installation and maintenance etc and are widely used in factories stations hotels villas office buildings top grade residences etc Besides they can also be used in industrial chilling HR Multi grade Modulation AMAC210 230 series units feature 2 grade modulation which can be transformed to multi grade modulations in modular combinations For example 8 AMAC210 units can realize 16 modulation grades with effects very similar to that of stepless modulation With operation grades controlled electronically the unit exerts less shock to the power grid and saves more energy Outstanding Performance AMAC series units feature leading edge technologies and name brand accessories which are strictly tested for compatibility Fully hermetic volute compressor and low noise fans minimize the operation noise With efficient volute compressors and precise throttling systems with electronic expansion valves the units feature high EER and COP especially at partial workload m Easy Control Units can be cont
49. p with water and discharge free air in the system m Wiring of the unit Check that the diameter of the wires meets requirements the wires are correctly connected the grounding line is securely connected m Before turning on the unit clean the water system and ensure that pipes are clean without contaminants For the cleaning method see 4 5 Connecting Water Pipes m Make sure that the working conditions do not exceed the rated working range 2012 Acson 31 6 2 Items to be checked during the unit run Check the following items after the unit has worked properly for a period of time S N Item De Reference Standard 1 Power supply voltage Voltage Rated voltage 10 2 Working current of a single compressor Current 13 23A 3 Working current of a single fan Current 2 5A A Inlet water temperature in cooling operation Temperature 15 200 5 e water temperature in cooling EE 6 156 operation 6 Inlet water temperature in heating operation Temperature 30 450C 7 Inlet outlet water temperature difference Temperature 2 70 8 Discharge air temperature of the compressor Temperature 65 115 9 Low Pressure in cooling mode Pressure 6 5 10 0bar 10 High Pressure ure in cooling mode Pressure 22 41 5bar 11 Low Pressure in heating mode Pressure 3 0 10 0bar 12 High Pressure in heating mode Pressure 22 33bar 13 Vibration and operation noise Listen or touch No abnormal vibration
50. perature of discharged air Plate heat exchanger Check the water quality SES DES Clean the plate heat exchanger TI GE E Seasonal protection measures anti freeze in winter 4 Fin heat exchanger Clean the finheatexchanger dl a III Whether the Y shaped filter needs to be cleaned or replaced Whether bolts have loosened e CT T Note The preceding maintenance plan is for reference only The maintenance plan may vary based on region Note e indicates items to be checked by customers A indicates items to be checked by service personnel 2012 Acson 8 Stoppage and Handling 34 8 1 Stoppage Code and Running Status WR Characters displayed by the LED indicator are explained in the following table CharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaningCharacterMeaning Biooj P l 2 4i4 8le G lsi AlalEtc ElLeEl Hl al Aintree Tri lu fla 93 5 5 2 7 9 9 6 Bl glo FlFlig el Plelelt rts yyy E Codes representing normal operation statuses are explained in the following table Code Status Code Status Code Status fight NULL standby GD CSP shutdown during cooling HERE HEAT heating rESE REST reset dE DEF defrosting HGP HSP
51. pply 2012 Acson turned on HR Highly Adaptive The unit shell is made of galvanized phosphorized steel plate with pure polyester plating to withstand weathering The unit is reasonably designed to save space It can be mounted on walls balconies or the roof thus eliminating the need for a dedicated equipment room The unit is highly adaptive and can operate smoothly in hostile conditions such as extremely high or low temperatures m Easy Maintenance To access and service any part of the unit you just need to dismantle the side panel or the front panel When the unit stops working abnormally the controller prompts the reason to facilitate troubleshooting 2 2 Nomenclature AMAC 210D RM5LH FCAE Model code Export Domestic sales code Cooling capacity code e Detailed description on product specification Design S N e Power supply Functional type Product type Code for parallel connected units Refrigerant code Model code ACSON Brand AMAC AMACS etc Cooling capacity code 050 080 150 etc Design S N A B C etc Functional type R heat pump omitted in chiller Code for parallel connected units For modular air cooled chiller heat pump unit M master unit S slave unit For single unit this code is omitted Refrigerant code 3 R134a 4 R407C 5 R410A R22 omitted Model Standard model omitted LC standard model for cooling in low temperature
52. pter The control wire must not be longer than 1000 meters The control wire must be at least 20cm away 1D Wire controller from maior current wire 2012 Acson 19 4 5 Connecting Water Pipes No water pump is provided as an accessory A proper water pump must be installed to overcome resistance of the water pipes Water pressure gauges and thermometers must be installed at the water inlets and outlets to facilitate the reading of unit operation status The heat exchanger at the water side is made of stainless steel Water scale may accumulate depending on the water quality and must be cleared using chemicals from time to time Therefore a chemical cleaning pipe connector needs to be installed at the water pipes see the following figure The water flow must be in the rated range If the water flow is too small scale may accumulate and degrade the performance of the unit cause the antifreeze device to activate or cause rust points and refrigerant leakage If the water flow is too large the unit may be corroded due to water impact A adiabatic water tank with a proper volume is suggested to installed If the capacity is too small the unit might frequently restart which causes wear and tear on the compressor An expansion water tank must be installed at the return water side of the water system to adapt to water pres
53. r H the onsite 2 water quality changes the test result may be different from that shown in the figure 2012 Acson 3 5 Dimensions Modular Air Cooled Chiller Heat Pump AMAC210DM5 DS5 AMAC210DRM5 DRS5 AMAC230DM5 DS5 AMAC230DRM5 DRS5 Mounting hole of anchor bolt 14 14x20 950 950 45 170 101101 170 45 i d 1 7 1990 g He J L Unit mm Model A mm B mm AMAC210DM5 DS5 AMAC210DRM5 DRS5 171 369 AMAC230DM5 DS5 AMAC230DRM5 DRS5 165 390 Air conditioner 12 14x20 Enlarged drawing for Mounting hole of anchor bolt 840 water entry Rc2 Air conditioner water outlet Rc2 335 2012 Acson 13 4 Installation 4 1 Machine Installation Space Units must be installed by ACSON service staff or by specially trained personnel Units must installed by following relevant national and local electric building and environment protection standards as well as the installation manual Air outlet Unit mm Air outlet Note The user manual warranty card accessories and packing list are place at the right side of the unit as illustrated by the shaded part of th
54. r system must ensure that the water flowing through the air conditioning unit or fan coil reaches the rated flow rate to ensure that the unit works properly Deploy pipes properly Use pipes with reverse return if possible Although the initial investment is increased a little the water flow in the system is more stable If pipes have no reverse return design pressure between branch pipes must be balanced in the design process When determining the diameters of pipes ensure that the transportation capacity is sufficient the resistance and noise is minimal and that the unit works economically A larger pipe diameter requires more investment but the flow resistance is smaller the circulation pump consumes less energy and the operation cost is smaller Therefore a balance needs to be achieved between the operation cost and investment by designing the pipe diameter properly Avoid a large water flow with small temperature variation to ensure that the pipe system is economical In the design process calculate water resistance accurately to ensure that water pressures between circuits are well balanced and that the air conditioning system works with the best water and thermal conditions The pipe system of an air conditioning system must meet the adjustment requirements for partial workload The pipe system of an air conditioning system should use energy saving technologies whenever possible Pipes and accessories of the pipe system must meet the re
55. re sensor ER38 Refrigerant leakage 22 and the wi in 1 See n 2 Insufficient refrigerant Add refrigerant controller displays 38 Henares 1 Low pressure sensor failure Replace the low pressure sensor 23 ER39 andthe wire Refigerant leakage controller displays 2 Insufficient refrigerant Add refrigerant 39 1 ag Sei GE Check the control module and Bolen y plugg re plug the temperature sensor Luci f Test whether the resistance of TH1 24 e aria TH1 temperature S Da ee SE sensor meets specification ER40 pay sensor failure p requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module 1 Ais rees Ser Check the control module and pester cH y plugg re plug the temperature sensor E Test whether the resistance of TH2 25 A E TH2 temperature Bee Sensors sensor meets specification ER41 play sensor failure H requirements replace if not 3 There is something wrong Gertie Ge Replace the control module control module d D SE Ee Check the control module and Een ol y plugg re plug the temperature sensor E Test whether the resistance of TH3 26 ue FC TH3 temperature 2 ek SS sensor meets specification ER42 pay sensor failure H requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module 1 la E EE Check the control module and GE y p ugg re plug the temperature sensor
56. rolled individually or together by an electronic controller The controller is strongly interference proof and can exert control from as far as 1000 meters away Failures are represented by error codes displayed on the controller to facilitate troubleshooting m Easy Installation The units are designed to best facilitate user installation The cooling system is made hermetic in the factory Customers do not need to connect any copper pipe or refill refrigerant The water system has an inlet connector which is to be connected to the terminal equipment Having installed the unit as instructed customers just need to check that water and pump pipes are clean before pumping water and powering on the unit H Defrosting The controller defrosts the unit automatically according to the operation time of the unit and the temperature of the heat exchanger Security Measures The cooling system is protected against extreme pressures discharge pressure will not be too high nor will inhaling pressure be too low against extreme discharge temperature discharge temperature will not be too high against freezing during cooling operation when the water temperature is too low the plate heat exchanger will not freeze up or burst internally and against low temperature during cold winter time the water pipe and plate heat exchanger will not freeze up or burst internally This feature works only when the system is working in the heating mode with the main power su
57. roubleshoot the Unit No XX has broken off communication lines 2 ie Re d Check and troubleshoot the control Gtk panel The LED indicator DIP addr ih Reset the addresses of all slave units of the unit displays 3 C SC ess setting and check that there is no duplicate ECXX Communication address 2 and the wire failure of Slave Unit 4 The number of slave unit is Reset the number of slave units and controller displays No XX set incorrectly for the master check that the number match with all XX XX represents unit the addresses 00 14 5 The PC communication port 1 Exchange positions of the two of the slave unit has broken 485 on Slave Unit No XX down 2 Replace the control panel 6 We ace o Connect the communication line of incorrectly connected Slave Unit No XX to Apc Bpc port 1 The Bin Ain communication Reconnect the communication line to line of the master unit has the Bin Ain port and screw down the The LED indicator Communication 5 broker cit AB EE 3 EC unit displays Ge e ERR communication lines is Check the communication line connected incorrectly 3 The Bin Ain port of the master Replace the control panel of the unit has broken down master unit 1 Check whether the electric current parameter of the overload protector is configured correctly The LED indicator by referring to the electric circuit of the unit displays Over current in the compressor 2 Check whether the resistor of the 4 ER16 and the wire Compressor overload ha
58. s triggered the overload malfunctioned compressor meets controller displays 16 in 1 protector specification requirements 2012 Acson 36 S N Error code Description Possible causes for the failure Solution 1 Check whether the electric current parameter of the overload protector is configured correctly 4 Fan overload in 1 EN Ma Pig by referring to the electric circuit 99 H 2 Check whether the resistor of the malfunctioned fan meets specification requirements 1 Check whether the electric current parameter of the overload Over current in the compressor protector is configured correctly Ee overioag has triggered the overload by referring to the electric circuit Ee protector 2 Check whether the resistor of the Deeg malfunctioned compressor meets p ay specification requirements 5 ER17 and the wire controller displays 1 Check whether the electric 17 current parameter of the overload e tector is configured correctly Over current in the fan has pro E D Fan overload in 2 e by referring to the electric circuit tmgger dithe overload protector 2 Check whether the resistor of the malfunctioned fan meets specification requirements 1 Check whether the electric d current parameter of the overload ee protector is configured correctly Over current in the pump has for the pump by referring to the S SE W KE triggered the overload protector electric cir
59. scharge air in 2 is expected henin electronic expansion valve controller displays too high H g Ch S mat 35 5 The water temperature is too ange the setting Tor rofirri water i high temperature to be performed by 9 service personnel 6 Insufficient refrigerant or Replenish a proper amount of leakage refrigerant Change the defrosting parameter to 7 Incomplete defrosting be performed by service personnel The LED indicator of the unit displays 20 ER36 and the wire Low pressure of 2 1 Malfunction of heat exchanger Check and troubleshoot the outdoor controller displays 36 during heating unit 2012 Acson 39 S N Error code Description Possible causes for the failure Solution 2 Malfunction of motor during Check and troubleshoot the outdoor EI heating motor The LED indicator e of the unit displays e E refrigerant or Check and replenish refrigerant 20 ER36 and the wire Low pressure of 2 z Ge GEIER controller displays Sek H Replace the module 36 input port gt aay dee sensor has Replace the pressure sensor The LED indicator 1 The low pressure sensor or of the unit displays temperature sensor has Replace 2 ER37 Superheat of 2 is broken down and the wire too low 2 The electronic expansion controller displays valve fails to provide proper Upgrade the modular program 37 control re 1 Low pressure sensor failure Replace the low pressu
60. sure variations in the water supply system caused by ambient temperature changes An auto relief valve must be installed at the highest point in the water system A suitable water discharge valve must be installed at the lowest point in the water system The water pipes must be adiabatic to avoid heat loss and condensate water Please follow the Illustration for water system installation and drawings from the design institute while installing the water system Install the Y shaped water filter inside the water inlet pipe and rinse the filter screen after commissioning Before injecting water make sure that no sand rubble rust soldering tin residue or other impurities exist in the pipe as these things might damage the heat exchanger While rinsing the water system please bypass the unit and the terminal heat exchanger using by pass valves Installation illustration for the water system of a single unit Expansion water tank DH pK Wa JEM jejul Buluesjo jeowayo X g 4 g g 8 8 o de S ae 3 8 Ge 3 amp ZE A Chiller 2 lt S o g v as gs g 5 o 5 Za 25 5 g z Du jl a7 as A L RE d S Chilled hot water inlet Cere mH HH H t R amp 5 KHS mY A OK fl Heater H a Water tank g A la 1 Klee k 5 L 128 aes K E x z i C
61. the resistance of TH8 30 7 SC TH8 temperature 2 ele SE sensor meets specification ER47 pay sensor failure H requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module 1 TH9 temperature sensor is Check the control module and po pee plugged or has re plug the temperature sensor are Test whether the resistance of TH9 31 Ge SECH TH9 temperature 2 ei e sensor meets specification ER48 p ay sensor failure H requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module 1 TH10 temperature sensor is Check the control module and RE plugged or has re plug the temperature sensor EN i Test whether the resistance of TH10 32 i bt TH10 temperature 2 Ba ere GE sensor meets specification ER49 nee sensor failure H requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module i Bee SC Check the control module and G y p ugg re plug the temperature sensor ngi Test whether the resistance of TH11 33 A pasar iene TH11 temperature E is Bi PA SUS SENSo sensor meets specification ER50 pay sensor failure H requirements replace if not 3 There is something wrong with the test circuit of the temperature sensor in the Replace the control module control module 1 al Ee Check the control modu
62. unit using anchor bolts so that it will not fall off in case of strong wind or earthquakes To avoid damages caused by strong wind or earthquakes The unit must be securely installed at a proper place to avoid direct hit of strong winds H Depending on mounting conditions operation vibration might pass through the groundwork and generate noises in the floor and walls Therefore proper vibration dampening mechanisms such as bumper cushion bumper frame etc should be in place H Corners and edges should be properly installed Otherwise the unit might get unbalanced and cause the grounding pins to bend The unit might fall off and cause bodily injuries if it is not properly installed 2012 Acson 16 4 4 Electrical Wiring Wiring must observe the following safety rules and measures m Units must be installed by ACSON service staff or by specially trained personnel Units must be installed by following relevant national and local electric building and environment protection standards as well as the installation manual Customers must not add or remove any controlling parts without permission ACSON does not assume any liability for any equipment damage bodily injury or death due to installation operations that violate these safety rules H Electrical wiring should be done by following the Electrical Wiring and Parameters Each unit is supplied with a wiring diagram inside the junction box H The unit must be well grounded The grounding
63. wer supply and contact the dealer for help e The unit should be installed by the dealer e Improper installation might incur water electric leakage or fire e Please contact the dealer for help if you need to remove or reinstall the unit e Turn on off the unit by using the controller e Do not turn on off the unit by plug unplug the power supply as the startup current might be too large and burn the socket causing short circuit or bodily injury e The power supply should be securely connected and the power cable well insulated e Wires that are loose or impaired might incur electric shock short circuit or fire 2012 Acson 45 Do not put your fingers sticks or other unwanted things into the air outlet of the unit otherwise the unit might be damaged even resulting in bodily injuries Air conditioned rooms should be regularly ventilated otherwise there might not be enough oxygen Do not spray combustible materials euch as pesticide paint etc which might incur fire onto the unit Do not stand on or pile up anything on the unit Do not touch the unit with wet hand otherwise you might get electric shock Use fuse of the correct specification The fuse cannot be replaced by wires or other conductors otherwise the unit might break down or cause fire The unit must be turned off and disconnected from the power supply before any servicing or repairing work to avoid the risk of electric shock and bodily injuries The unit must

Modular Air Cooled Chiller/Heat Pump AMAC210 DM5/DS5/DRM5

Contents

Download Pdf Manuals

Related Search

Related Contents