Air Cooled Semi-hermetic Screw Chiller
Contents
1. 1 2 2153 14 1 1 0 LA LA LA L3 t 0 4 0 9 L l ea 0 8 A e 457 07 I A 0 6 35 40 45 50 Chiller Water Outlet Temperature HAIER CHILLER IDO IN A Ambient Temperature Ambient Temperature HAIER CHILLER ar ud CM EON Zen ec ae GREEN E ee a eel ee Chiller Electrical Data Max Operating Model Fan Power kW Current A Power Wire Size mm2 CI0193AANB CI0193AANC 1 3X4 165 3X70 CI0247AANB Cl0247AANC 1 3X6 215 3X95 CI0316AANB CI0316AANC 1 3X6 250 3X95 CI0386AANB 1 3X8 330 2 3X70 CI0493AANB 1 3X12 430 2 3X95 CI0563AANB 1 3X12 465 3X95 3X95 CI0633AANB 1 3X12 500 2 3X95 CI0740AANB 1 3X18 645 3 3X95 CI0810AANB 1 3X18 680 2 3X95 3X95 CI0879AANB 1 3X18 715 3X95 2 3X95 CI0949AANB 1 3X18 750 3 3X95 CI1056AANB 1 3X24 895 3 3X95 3X95 CI1196AANB 1 3X24 965 3X95 3 3X95 Cl1265AANB 1 3X24 1000 4 3X95 Note 1 The diameter of ground wire should be 2 sizes smaller than the power wire Refer to the 4 core electrical wire standards 2 lt is advisable to select copper core lead wire conforming to national standard BV or BVR or VV IKV power cable 3 Using separate PVC pipe for each line of incoming power cable and different power lines may not be mixed up in one PVC pipe 4 When connecting wires give adequate consideration to that the length of wire will cause2. Move the chiller with rollers Insert three identical rollers under the base of chiller The roller should be a little bit wider than the chiller bracket to maintain its balance B Lift up the chiller with forklift truck Insert the fork under the chiller base and lift it up with extreme care The fork should be in fast contact with the two longitudinal beams on the base The client may make by its own two hoisting racks and place them on top of the chiller to expand the steel cable so as to avoid damage to the chiller panel The strength of the steel wire should be at least 3 times of the weight of the chiller The hoisting hole on the chiller should be fast When hoisting no personnel may stand under the chiller Weight of the chiller is indicated in the rating plate Refer to Diagram 1 Diagram 1 HAIER CHILLER 5 3 Installation Installstion instructions for Air cooled Screw chiller 1 Haier Air cooled Screw Chiller can be installed on the roof platform earth etc anywhere easy to install 2 Install the chiller on stabile firm and flat concret foundation or metal steel bracket and the supporting surface can bear the operating weight of the unit 3 Recommend that maintemance space among units should be over 450mm 4 There shall be over 2m space around the unit to be convenient for ventilation 5 Try to keep the unit away from sunshine and rain it is recommended to cover the unit with shed but be sure there is a space over
3. 3m above the air outlet for releasing heat easily 6 An anti vibration cushion shall be equipped between the unit and the foundation 7 The installation and thermal insulation of the water pipes of the air conditioning system shall be designed and instructed by the professionals and shall implement the relevant regulations of the Installation Standard for HV amp AC 8 The external water pipe system must be equipped with anti vibration hose water filter electronic water cleaner one way valve discharging valve stop valve and expansion tank etc thermometer and pressure gauge should be installed to the pipe system for observe chiller and the whole unit operation condition conveniently 9 The cold water pump should be installed on the water inlet pipe of system a water filter must be equipped on water inlet pipe and use the mesh with 16 40 mesh filter to guarantee the water quality 10 The anti vibration hose must be used between water inlet pipe and water pipe of system At the same time the pipes and the water pump shall have bracket to prevent the unit from receiving force 11 Ceaning and heat preservation of system must be done before connecting the pipe with the unit E E E eX Fc MA m m D Ds E SH ____ LLLI LLL 20 HAIER CHILLER a ud Sr A TO Zem en ae ae E ee a eel GR D a Location The unit should be located on the place where you clean and maintain easily The concerning da
4. CI1056AANB E D 3 Cl1265AANB E F 3 2608 12 S x E AR ol fh UNA d op e uet Lo E pH Gs Ju i 1 a t S e y m HB Ea E ae SS gn ex i Tt I BH Ht E RE E ELE Ft ai th ER e E 2080 Jt i l L B 450 M IST i Eco m 500 2250 500 7 500 2250 500 44 800 Z8P 500 2250 500 HAIER CHILLER IT ar a A A Part name 25 50 75 compressor capacity regulation solenoid valve control the movement of capacity piston by oil pressure drop so that the compressor can adjust the capacity flexibly according to the actual capacity Filter drier used to remove moisture and impurity in the refrigerant 13 HAIER CHILLER ar ae e bt EA renee RS 8 TT eae ae wea DITA 7 GUN NN Solenoid valve before 4 way valve used to
5. ZS L m nia pa o 810 WOo9 rs ry a m 49 LK 610 S r KL O e FG L N COMO Y contactor main contactor contactor 3 25 solenoid valve SE 323 COM1 2383 Zea 50 solenoid valve aos 75 solenoid valve liquid spray solenoid valve heater COM2 1 condensing fan motor 2 condensing fan motor 3 condensing fan motor 7 NC 200 COM3 A E by pass solenoid valve onog 4 way solenoid valve iR ROD 5 auxiliary electric heater NC NC NC NC NC NC o S 0 a 3 Bog 3 z z z a o O O O LN eco We COM5 020 021 022 023 Sseipe LM ZM EM vM eno anejs Bulnes sseuppe Join LM ZM EM vM Je Jase jo Jaquunu 1810 Aejdsip anre O R 2 Dumes ssalppe Jon Aejdsip uoneJedo o m a SIX FIN ELIX ZIX LIX OLX 6X EE E s UN DN 2X GEN ZX DEN 6lX DIN LEX 9IX x X ry NE E WW NE N e 8 dv 9V SV Pv Ev av Ke v WW WE N ry ENZ ZN INO Wn uy ry HAIER CHILLER Sr Gr ww ts DC24V DC24V DI COM power supply protection x electronic protection oil pressure drop protection oil level protection compressor overload 1 fan motor overload 2 fan motor overload x 3 fan motor overload x cycling water flow protection long distance switch W4 W3 w2 Wi water inlet of system water outlet of system water outlet of master control fin temp discharging temp NC suction pressure discharging pressure 4
6. accordant that shows the system is lack of refrigerant As per the actual situation perform No3 No4 Until the light glass and the pressure gauge resume normal shut off the refrigerant charging valve and open the liquid supply stop valve slowly If there is refrigerant foam in the liquid sight glass or the pressure and the admired pressure on the condition cannot be accordant open the refrigerant charging valve to charge the refrigerant Repeat the above the procedure when the liquid supply stop valve is fully open If there is refrigerant foam in the liquid sight glass or the pressure and the admired pressure on the condition can be accordant that shows the refrigerant has been charged well Perform No 5 and record the refrigerant volume 8 3 Troubleshooting Section Phenomenon Reason Solution Solenoid valve Compressor Shutoff time over 3s After powered on the valve can not open The gap between the valve plug and the valve bracket is not sealed there is leakage The sealed section between the static part and movable part is not sealed well After electrified the valve plug does not start up Compressor startup 1 the hole of the valve plug side is blocked 1 Remove the dirt in the hole and install a filter in front of the valve 2 If necessary open the valve to check or change 2 The coil has been burnt out or the the coil New coil must be dipped and dried and fill connector falls off a la
7. an motor power supply Note 1 Parts in dashed frame will be prepared by the customer 2 Temperature sensor adopts the 3 core shielded wire RVVP3x0 5 10 2 Slave control circuit 1 386 slave control return circuit the most difference between the main control circuit is there are no power supply and touch screen 2 386 PCB circuit the most difference with the main control circuit is that 3 ports are not used X7 No 3 fan motor overload Al2 main control water outlet and D10 No 3 condensing fan motor 3 386 terminal connection diagram it is the connection for external control mostly 38 HAIER CHILLER a ud UT EOM Pree MELIDE EU E ee a eel a D 11 Control system 11 1 Electric control function for chiller PCB 0010452932 1 Cooling mode Startup After pressing ON button the cycling pump works firstly the 25 solenoid valve will start 1 minute revisable later 10 seconds later the main and Y contactor of compressor start 5 seconds revisable later Y A conversion begins Y contactor will close and A contactor will open 10 seconds later the 25 solenoid valve will be open and start the 50 solenoid valve the startup is complete enter energy regulation process Energy regulation when cycling water outlet temp gt setting temp download temp difference the chiller will upload from 25 to 100 or will keep the original energy When cycling water outlet temp lt setting temp download temp differ
8. by Y A type 2 2 Compressor The compressor is equipped with the protection device of discharging temperature discharging pressure suction pressure motor coil temperature motor coil etc The unit adopts screw type compressor Within 3 minutes after startup the compressor is in the transitional period Note 1 To avoid the compressor start stop frequency once shut off please do not start up the compressor in 3 minutes 2 When several compressors are installed the time difference of the compressor startup needs to be set The capacity adjustment will be realized by the refrigerant driving the slide valve In the compressor there is high efficiency oil segregator The screw axis and the rotor are one complete unit in the mold 2 3 SHELL amp TUBE heat exchanger In cooling mode SHELL amp TUBE heat exchanger is as evaporator while in heating mode it is as condenser The SHELL amp TUBE heat exchanger adopts high efficiency copper pipe In the SHELL amp TUBE heat exchanger the freezed water will flow out of the copper pipe while the refrigerant flow in the copper pipe Out of the SHELL amp TUBE heat exchanger there is the heat insulation material 2 4 Condenser Condenser adopts the pinned coil type structure and adopts the high efficiency copper pipe The condenser fan motor is with low noise 4 HAIER CHILLER Sr Gr wwe ts were OO AU E ee a eel ee 2 5 Electric control Adopt the PCB to control the operation The unit
9. control the reverse of 4 wav valve 4 way valve reverse when electrify is complete in heating mode Refrigerant spray hole enter the middle of compressor and reduce the discharge temp Oil outlet connector Oil pressure drop switch used to inspect the pressure drop of the two side of oil filter Oil inspect glass used to Compressor crankcase observe the oil lower level heater used to heat up of compressor the oil 14 HAIER CHILLER A H TON UE DU TAI A LAT AA oe TON S IDO RNC Uu CC CA Ba By pass valve when the compressor is run in part capacity move the refrigerant from discharging side to suction side Low pressure sensor used to detect the compressor suction pressure and protect when the suction pressure is too low 15 WF EB nec Be UU AI a UIT AA D Safety valve used to decrease the pressure when the system pressure is too high Thermal expansion thermostat fixed on the discharging pipe 16 TE HAIER CHILLER vn E fl e Med NET SE bw et A Discharging temp sensor used to detect the compressor discharging temp and prevent discharging temp from too high Liquid spray solenoid valve used for compressor refrigerant spray protection prevent the motor of compressor overheat and discharging temp too high Thermostatic expansion valve control the spray of refrigerant by liquid spray solenoid valve and discharging temperature which is
10. cooled screw heat pump Jump l0 8 Qingdao Haier Air Conditioning Elec Corp Ltd 10 seconds later turn the current display to Status selection display automatically Operation status selection 43 HAIER CHILLER ree a ae ae E ee eee ee ee ae eae A The local button display the current control status turn to remote button after touching Touch enter button change the current display to main operation status display Operation main display LEN wi The current status can be seen in this display cooling heating of unit start stop of system remote local control mode and current water inlet outlet temperature of system Status query Press query button query display will appear automatically as the following figure Display tem status j Failures Press System status button turn to chiller concise status 44 HAIER CHILLER Pe ae ae E ee eee ee ee A at Neg el ol System mode Systen status Back Click it to enter Press System status button turnto chiller detail status Status 1 display the chiller current ambient state O 0 Rye Re uod Tan Neco han Neos an Press Failure button turn to chiller alarm info display operate according to the display instructions The reset operation of main operation status display can be used after troubleshooting the alarmed failure 45 HAIER CHILLER
11. detected by the thermostat One way valve used to prevent refrigerant flow back HAIER CHILLER er ud Sr A EOM Thermostatic expansion valve used to throttle the refrigerant and decrease the pressure Spherical valve install at the each side of filter drier which is used to close the system when maintain the filter drier 17 HAIER CHILLER er J ia Pree o 7 GUN 8 098 WT ET er ea ee a eel NL ae aa ea Foundation drawing earth of the chiller room M16 2440 S 1004 g Dimension CIO193AANB Cl0193AANC 400 1485 400 2285 CI0247AANB CIO247AANC A 500 2250 500 3250 CI0316AANB CIO316AANC CI0386AANB 400 1485 1250 1485 TI 400 5020 Cl0493AANB Cl0563AANB 500 2250 1450 500 6950 Cl0633AANB Cl0740AANB 500 2250 1450 1350 1485 400 9685 Cl0879AANB Cl0810AANB 500 2250 1450 1450 2250 500 10650 Cl0949AANB CI1056AANB CI1196AANB 500 2250 1450 2250 1450 2250 1450 2250 500 14350 CI1265AANB Note 1 The chllers should be installed on the appropriative concrete foundation the rigid pedestal such as groove steel can be used in special condition 2 The concrete fondation or rigid pedestal should be bear the weight of the chiller in operation 3 The above foundation drawing is just for reference the detail install method is based on the factual conditions 4 The above dimensions include t
12. install the dirt removal system please avoid the water inlet outlet pipe of the heat exchanger otherwise that will affect the efficiency 5 6 Control of Water Quality When industrial water is used as chilling water there is little scale formed When water from well or river is used more sediment such as scale or sand will settle down in the evaporator which will reduce the water flow and leads to freezing of pipes So the water should be filtered and softened with chemicals before being supplied to chilling water system It is necessary to analyze the PH value conductivity the concentration of chlorine ion and sulfuric ion The following is the water quality standards adopted by Haier Evaporator Water Quality Standard 24 HAIER CHILLER a ud Sr A OM Zem en 7 GUN 8 098 WT AU E ee a eel GO D PH Value 6 5 8 0 Conductivity lt 200uv cm 25 Chlorine lon lt 50ppm Sodium lon lt 50ppm Total Ferrous Content lt 0 3ppm Alkaline lon lt 50ppm Total Hardness lt 50ppm Sulfuric lon None Ammonia lon None Silicon lt 30ppm Sodium lon Not Required Note 1 Do not install the chiller indoor or leave at least 1 5m between air vent and the ceiling if have to and equip the chiller with proper ventilation equipment so that the heat generated by the chiller during operation can quickly dissipate 2 The refrigerant R22 for the unit is nontoxic and non flammable it will permeate near the ground if leakage occur for R22 is heavie
13. is normal Suggestion Once one section occurs abnormal phenomenon you should shut off the unit to check the reason to avoid the worse damage safety device Protection point Action reasons Delay time when The interval time between compressor stops and restart up a SENT High pressure Discharging pressure protection Refrigerant charged too much 2 4Mpa Ambient temperature too high Condenser blocked bad ventilation Non condensing gas in system Water temperature Anti freezed protection for chilled Chilled water temperature too low sensor water Set temperature too low Discharging Discharging temperature Because of leakage refrigerant too little temperature protection in 100 25 C Solenoid valve of compressor heat exchanging pipe sensor out 89 2 5 C shut off because of failure Stop valve on condenser outlet shutoff in 105 5 C Identical with high pressure switch high protection out 88 11 C pressure protection Low pressure Suction pressure protection sensor 0 35Mpa cooling 0 1Mpa heating Reverse phase Compressor motor reverse protection Phase sequence VE Power wiring incorrect protection correct Compressor mot t A di to th Over current relay Mun indios ccorcing to He Motor over current protection compressor HAIER CHILLER Ce a ESCHER a eae A a EECHER OE O TA eee A TA ee 3 Specifications medal 610799AaNa co193AANC Ci0247AAN CO247AANG CI0STEAANG CIDSTGAANG CID306AANB C10403AANB CIOS6S
14. normally please contact with the dealer for help 11 2 3 System control function 11 2 3 1 Cooling type Press the Start button on the start stop chiller display of touch screen the cycling water pump starts firstly 2 minutes later fan motor starts and 1 minute later compressor startup Stop chiller directly Press the Stop button on the start stop chiller display of touch screen confirm and then stop is available The master unit stops firstly after the compressor stops 3 minutes later cycling pump will stop Upload procedure 48 HAIER CHILLER a ud Se A AO Zem en 7 GUN 8 998 AU E a eel GO D a When the control equipment have been electrified over 5 minutes and the cooling water outlet temperature is more than setting value 2 C the setting value is usually 7 C the chiller will enter startup Note The unit is started up by Y A type and the conversion time is 5 second Please note the turning direction of the compressor when first start up b The unit will stop upload when the cooling water outlet temperature is between setting value 2 C and setting value 2 C Download procedure a The unit will start download when the cooling water outlet temperature is less than setting value 2 C and will keep on download when the outlet temperature is still less than setting value 2 C 3 minutes later b Unit will download quickly when there is failure occurred in piping system or unit stopped the compr
15. pressure drop Ensure the power supply to the chiller conforms to the parameters 3 380 10 V 50Hz HAIER CHILLER 4 Dimension data CI0193AANB Module A and Cl0193AANC Module B HR r gt NES CES H9 pd le T pl d asosl 4 s amp I Water outlet a rae DN80 d alt 40 hel LS E Water Inlet ES E Te See 1 Li iet tio E ti E id LH E 2080 J 400 0 L 1485 4 64 2140 748 8 1260 gt Chiller Hoisting 418 2285 Hole Chiller Fixing Hole CI0247AANB Module C and Cl0247AANC Module D CI0316AANB Module E and CI0316AANC Module F ater Inlet DN10 Water outlet DN100 4 64 2080 0 N 6 18 Chiller Hoisting GEES Hole Note 1 Parts Name 1 Fan 2 Condenser 3 Four way Valve 4 Gas amp Liquid Separator 5 Electrical Control Cabinet 6 Compressor 7 evaporator 2 Leave at least 2m around the chiller for ventilation and servicing purpose 3 The multi compr
16. renee EE e gr EAU E a ei GR EE ONU CUR ae eae RUM Failures message HH MM A PA ES Bes ES E ed AA A A PER eege Ee es es E SS El E EA SSS SSS Fl Select F4 Delete FiTPage up F5 Reset Back F3 Pagze down F5 ESC User setting Press setting button the display changed to chiller operation setting T H Heating mode outlet tem 12 2 Temp difference Press A heat OFF button turn to auxiliary heater ON display Press Timer setting button the figure changed to timer setting Unit startup stop Press ON or OFF button the middle of screen will appear confirm figure as the following 46 HAIER CHILLER Pee ae ae E ee eee a eee ae eae A pum Confirm HH MM Ea Start Press Select mode button turn to unit operation select Press startup button the middle of screen will appear confirm figure press and then the chiller will startup r 1 1 D yy nm dd Press cooling button the button will changed to black and turn to cooling mode Press heating button the button will changed to black and turn to heating mode The local button display the current control status turn to remote button after touching Individual control is means single compressor chiller or multi chiller main control mode There is second class parameter setting in the touch screen which is only used by manufacturer if the chiller can not work
17. s LIV suction pressure 7 sw 9IV SOS s s SIV 61d 5 LO discharging temperature sx IV 81d 5 fin temperature SIS ely PNOD s i trol l T main control water outlet a s clv AG s cycling water outlet S LIV m 91d s cycling water inlet s OV q SEN SU a M s EX vid 5 auxiliary electric heat e s box cla s E s E 4 way valve im s HEN Zig s 9 lt 2 by pass solenoid valve s DIN EINOO s KIK x address setting Has a8 e LEX o S sox oda soe No3 condensing fan motor E o ER D o S GLX eq sc No2 condensing fan motor oo S Y LX Sc 8d Ss No1 condensing fan motor s ELX S5 cWOO sS 350 S cIX rz piu N e X o Za zs So heater Ce S LLX L 95 QN a 0 Ss OLX e OCI s SC liquid spray solenoid valve eo O S 5 i Qe remote control S e compressor capacity uo ep 6x a sd N solenoid valve 75 H E cycling water flow protection s s 9X S WS rat p Oo rd s compressor capacity No 3 fan motor overload co JN solenoid valve 50 2 2 xs HNOO S o 2 No 2 fan motor overload S 9X e H EK eq sS a compressor capacity ec No 1 fan motor overload s ex a gt 8 solenoid valve 25 pr QN SS wt MS 2 pa LO cd SH gt O oe compressor overload S PX zn N compressor control compressor oil level protection aci s EX Id s e g E P compressor oil pressure N LL IO Sr aX drop controller SS ER 0a s compressor electronic protection le LX ONOO s power supply protection s 19 UN Zils s A
18. to water b Object should not be put in the control cabinet c Maintain the air switch and AC contactor of control cabinet at least once a year d User should check if the exterior wiring connection of control board and touch screen in the control cabinet is tighten If there is any abnormal please inform the factory 11 2 7 Install instruction a Install the receive wire of power supply drive wire 3 phase and 4 wire for 3 live wires and one earth wire of two compressor Note the chiller must be earthed reliably to insure the safety of operate person b Install the temperature inspect organ of cycling water outlet inlet the inspect point is on the exterior pipe not exceed 450mm from chiller Screw connector should be welded vertically on the inspect point Each wiring connection of sensor should be processed according to the wiring diagram strictly c Install the cycling water water flow detect organ the flow detect organ target flow controller is installed on the cycling water pipe not exceed 200mm from chiller Select normal open open when there is no water when make wiring connection 50 HAIER CHILLER ven E mr a EA ree o 7 GUB 8 098 eae ae E ee eg cen E T NND Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com
19. value measured at 2 meter to the unit 1 5 meter high to the gound 4 unit total capacity is counted in the cooling condition 5 the length of multi module chiller is not included the 450mm maintenance space between modules HAIER CHILLER Ce ee a ae A AA EECHER E OE O TA eee AE TA ee mode GIO633AANB GI0740AANB GIOSTOAANB Ci0879AANB Gl0949AANB GI10S6AANB Ci1196AANB CI1265AANS cooling capacity Po Xt04Kcalh 54 4 636 696 756 816 908 1028 1088 heating capacity Xt04Kcalh 624 729 798 867 936 1041 1179 1248 n power supply semi hermetic screw is specially for heat pump type compressor A w owns mea 1871 3 181 3 axial fan with low noise dry type shell amp shell heat exchanger ER we e o we mm ome oe mm eleele lefele e e resistance type R22 Re Re ate te tee te te men ee a i eB na mosse ara rs pr 5 5 EC EC ege e 598 E wm p 9 mun p nes nes Cc ae ae 798 e a I cR 1 cooling condition water outlet temperature 7 C water inlet temperature 12 C ambient temperature 35 C 2 heating condition water outlet temperature 45 C ambient temperature DB 7 C WB 6 C 3 noise level is the average value measured at 2 meter to the unit 1 5 meter high to the gound 4 unit total capacity is counted in the cooling condition 5 the length of multi module chiller is not included
20. 0Hz fel singlepackaged EI SEN zw 7 Watercooled cabinet gue W Riza fol fasovisomz Ja T E risas P wozzmv sweoz o T Hydronic Duct p Ratoa Q aas A J system Cabine al L o oos ES IES nt ie CI 323 ppp pp ees jo BEE LL LL L1 TI Toun Iw Note Haier air cooled screw heat pump chiller is module structured The chiller assembly is a flexible ME E O D o o t o E 3 o c 3 gt bd oa combination of the basic modules of 193KW 247KW and 316KW In the catalog models of above 316KW are some typical module combined products recommended by Haier For example CIO740AANB chiller is composed of one CI0247AANB and two CI0247AANC chillers Capacity Regulation Mode Step Capacity Regulation Mode Each compressor has four steps of capacity regulation 100 75 50 25 among which 25 step is for the startup of compressor Compressor Regulation Startup Capacity Regulation During Chiller Operation Qty Steps 1 Compressor 25 50 75 100 4 2 Compressor 12 50 25 37 5 50 62 5 75 87 5 100 8 3 Compressor 8 30 16 7 25 33 3 41 7 50 58 3 66 7 75 83 3 91 7 100 12 12 5 18 8 25 31 3 37 5 43 8 50 56 3 62 5 68 8 75 4 Compressor 6 25 16 81 3 87 5 93 8 100 HAIER CHILLER ar ud UT EOM FPFF OE EU E ee a eel UM AS 2 Product character Haier air cooled heat pum
21. 6 overload relay damaged ambient 6 improve the ventilation to get good temperature too high radiator there is non condensing gas in the A discharge the non condensing gas system Discharging pressure 2 too much refrigerant 2 extract the redundant refrigerant too high 3 discharging stop valve not open 3 open the discharging stop valve 4 air outlet temperature of condenser 4 check if the installation is proper and too high the fin is blocked condensing temperature not 1 check the condenser control and adjusted properly operation process 2 suction stop valve not open fully 2 open the suction stop valve Discharging pressure 3 lack of refrigerant check the leakage and maintain charge is too low the refrigerant 4 sucion pressure too low pe 1 _ oll iter inlet is blocked 2 check the electric heater adjust the 2 liquid type refrigerant enters the oil overheat value of expansion valve segregator Check the liquid supply solenoid valve Oil supply abnormal to adjust the water flow 3 oil pressure gauge is not correct modify or change close the valve Open it until there is reading 4 oil lever too low 4 add the oil 33 HAIER CHILLER a ud UT OM FPFF OE ae ae E ee eel UM AS 9 Control device The core component adopts touching type screen the surface is dialog type easy to operate The whole control device is highly automatic and highly reliable 9 1 System diagram refrigera
22. 85 B 485 A Al COM AI COM AI COM HAIER CHILLER eg ER i af Se bb Em wre ee EU E Er ER egen E M 11 2 Tuch screen control system O Control operation The hardcore of control equipment adopt TT KT0150509 V3 0 of ATMEL MEGA32 the operation interface adopt ST400 touch screen of Digital in Japan the low pressure organ adopt LG electricity The whole control system is stable and reliable 11 2 1 Preparation before start the unit 1 Check if the power capacity is accord with the unit before first startup 2 Check if the voltage is accord with the unit Note the voltage for the unit is 3 phase 380 V 10 50HZ 3 Check the insulation performance of each connection part of compressor and motor Note the insulation resistance should no less than 2 M2 4 The power lamp will light and oil heater R1 start working if electrified the control cabinet which is with the operation panel Note heat the unit at least 8 hours before startup 5 SEM is the emergency switch use this switch when need to stop immediately when the unit is working do not use it facilely Note self lock when the button is pressed there is no electricity for control cabinet and touch screen press the vortical button to reset 11 2 2 Display and operation Q1 is the single pole switch the control circuit will operate when close the switch The controller and ST400 touch screen will start working Startup display Thanks for selecting Haler alr
23. AANB wmm a e e o e e eo cooling capacity xoan 166 168 212 212 272 272 s2 424 ma heating capacity ______ Xto4Kkcamm _ 19 19 243 23 32 8312 38 486 555 gt NANI 3PH 5 wire 380V 50HZ total kw 716 716 798 798 909 909 1432 1596 1707 type semi hermetic screw type specially for heat pump type compressor compressor quantity ee ee ME NMNNNSENEME inputpower___ kw 664 664 72 72 s1 81 1328 155 1 capacity control 2596 50 7596 100 EE high efficiency heat exchanging pipe cross the hydrophilic aluminum foil See GE EE water side ten pipe dimension water side resistance bara o Le Lm Be mp 3 e UN pom m ual mei Demum mds EE aay 6 es e 9 mo n 73 7 74 unit length 2285 2285 3250 3250 3250 3250 4570 6500 6500 dimenson untwih 214 dimension unit width mm 0 unit height omm 2608 unit length mm 2535 2535 3500 3500 3500 3500 5070 7000 7000 m dimension ale unit height 2650 unit weight 2450 2450 2800 2800 3300 3300 4900 5600 6100 weight operation weight 2600 2600 2965 2965 3430 3430 5200 5930 6395 shipping weight 2500 2500 2850 2850 3350 3350 5000 5700 6200 Note 1 cooling condition water outlet temperature 7 C water inlet temperature 12 C ambient temperature 35 C 2 heating condition water outlet temperature 45 C ambient temperature DB 7 C WB 6 C 3 noise level is the average
24. Haier Air Cooled Semi hermetic Screw Chiller Installation operation and technical manual Heat pump R22 refrigerant 193KW 1265KW 3PH 380V 400V 50Hz Haier Commercial Air Conditioning MANUAL CODE SYJS 007 08REV 0 2008 03 20 Zen en a ae ae ea ee a eel NN HAIER CHILLER er ud CS a Em TABLE OF CONTENTS Whe Nomenclatura id Geek saree ne 3 2 Product Characte EE 4 3 Specifications E 6 dk DIMENSION data E tier EE ia R MEN AEN NENNEN et Edge EE EEN 10 O Install iia ee A eee ee eee re 19 6 Unitstatup and stop ois A ENEE EE EE REESEN ENEE 26 Ls INIAIMG NANCE mii dnd 28 8 General MaiIntenanCe EE 30 9 Control dee 34 10 Wirmg Ee Ee 36 11 Control systerm iiei sedute teet Ene pate Ea EE TEE nA EENE OANE Eae CAP RRe Ptr dme RITE EARE euge 39 HAIER CHILLER A Ti FF 7 GUN 8 098 ET UG GE E ee a eel ee 1 Nomenclature Code Explanation for chiller ca 2 2 MAA O dL A 0 d 1 hill capacity for E Si compressor type Centrifugal chiller product type unit character suitable voltage design number sad Rt other KW Le Cemtifugachiler C 1 o ef 9 R22 A aircooled A 100 115V 60Hz 1 fixed frequency A G air cooled RAO7C B water cooled W 1220 240 50Hz 2 finverter QM water cooled earth source ep E 220 220V 60Hz Eo AES Air cooled module chiller A RaroajE Lass s T splitpackaged H R22 M j 220v 506
25. NT to restart 40 Pree ee AU E INTA ee HAIER CHILLER er ud A Water inlet temp Last for 5 seconds chiller downloads Press reset after troubleshooting sensor failure and stops the water pump will not stop stop water pump later press ON to restart Discharging temp Last for 5 seconds chiller downloads Press reset after troubleshooting sensor failure and stops the water pump will not stop stop water pump later press ON to restart Fin temp sensor Last for 5 seconds chiller downloads Press reset after troubleshooting Heat pump failure and stops the water pump will not stop stop water pump later press ONT model to restart Discharging pressure Last for 5 seconds chiller downloads Press reset after troubleshooting Can not sensor failure and stops the water pump will not stop stop water pump later press ONT short circuit to restart Suction pressure Chiller stops immediately alarm Press reset after troubleshooting Can not sensor failure discharging protection then alarm stop water pump later press ONT short circuit discharging failure to restart PCB 0010452932 photo ea EL 7 UM AS PCB diagram iiiHdONVQ V oo ooo Nt g e eo e LO x 0 90 so vO On O zo E un un lu M un ho un zWOoo 90 je 6 un up L DO e LLO 910 sio vio ELO eio NOD ry
26. T E d water inlet outlet side i R Lu l i S water inlet outlet side t 475 1484 8 2434 8 575 1125 1125 n 3400 y a o E mood i i i 1 RIS S H IS e l concret Efe i concret Note supporting points men 1 The above supporting points do not include the weight of water circuit A B C D E F Wok ht out of the unit and the exterior power cable bracket Model 9 2 The foundation must be plane kg kg kg kg kg kg kg 3 The installer can adopt the expansion bolt M16 or embedded foundation CIO193AANB 649 640 675 634 2600 bolt the embedded depth is about 240mm for reference and the CI0193AANC extention length is about 50mm for reference CI0247AANB 474 481 512 508 502 488 2965 4 When used rubber shock absorber there need not joint among the unit CI0247AANC the foundation and the rubber shock absorber only to place the shock CI0316AANB 577 584 615 eu 605 591 3583 absorber between the unit and the foundation CI0316AANC 5 When used spring shock absorber there is joint between the unit and the absorber while we suggest no joint between the absorber and the foundation After the absorber is installed please adjust it until the bottom plate is horizontal 5 4 Maintenance of water side After the bottom plate is horizontal connect the water pipe of SHELL amp TUBE heat exchanger Because the SHELL amp TUBE heat exchanger will be cleaned or changed the exterior pipe sho
27. alve temporarily do not tighten the nut Open the accumulator valve a little to discharge the air until the refrigerant go out of the hose then tighten the nut of hose connector on the refrigerant charging valve c Open the big refrigerant charging valve of condenser slowly By the pressure drop fill the refrigerant into the condenser automatically until it meets the admired volume d After the pressure is in balance weight of accumulator no change if the refrigerant still does not meet the admired volume heat the lower section of the accumulator to ensure the refrigerant can be charged continuously Once it meets the admired volume stop heating at once and close the valve of accumulator e Close the refrigerant charging valve and disassemble the refrigerant charging pipe f If one bottom of refrigerant cannot meet the requirement please change the accumulator and repeat the above procedure until it meets the requirement g If lack of refrigerant and the refrigerant weight in the system is unknown please perform the No 1 No2 and then start up the unit liquid supply stop valve had better not to open largely Open the refrigerant 30 HAIER CHILLER Ge Ge wee es Pree SE 8 098 AU E ee eel ee charging valve of the condenser slowly and observe how the liquid sight glass and the condensing pressure change If there is refrigerant foam in the liquid sight glass or the pressure and the admired pressure on the condition cannot be
28. can realize remote operation and passive element starup stop control The control of water temperature will act according to the water outlet temperature The unit can realize compulsorily unit quantity control and compulsorily capacity control for the unit with several compressors When failure occurs the normal compressor can continue running for the unit with several compressors When abnormal the unit can monitor the current water temperature operation time In operation the unit can monitor the water temperature capacity state and operation time On the crystal touch screen you can control the unit When abnormal the failure information will display on the crystal touch screen automatically The unit can realize the interlock and remote control between the cooling cold water pump and the master unit Note Do not damage the power cable The following items can be tested if abnormal high pressure low pressure compressor motor coil temperature compressor discharging temperature anti freeze reverse power supply etc 2 6 Safety Device For the requirement of safety there is solenoid valve on the discharging pipe to discharge the gas when the pressure is too high Must not install any stop valve on the pipe with safety relief valve The unit is equipped with safety device to confirm the safe operation When one safety device acts the failure indicator will light and the corresponding function will stop while the other function
29. changer dry type evaporator and heat is released to cold water in this process to realize heating The condensed refrigerant flows through expansion valve where its flow is regulated and pressure reduced and then evaporates in the air cool condenser by absorbing ambient heat The gas is then 34 HAIER CHILLER er a Cu EOM eee ORE eee ae el em taken in by the compressor to start a new cycle 9 2 Daily maintenance In order to maintain the unit performance and life please check the below items in daily maintenance 1 Check if the high low pressure switch data is in accordant with the requirement 2 Observe the refrigerant oil level 3 Observe the refrigerant oil color if is seems brown or black please change the oil 4 Observe the pressure gauge and confirm if the high low pressure is correct and the working points have tolerance record the operation data 5 Measure if the working current of the compressor is correct 6 Check if the unit is stable and if the unit can run continuously 7 Confirm if the unit and the condenser is noisy 8 Confirm if the drainage is OK 9 Confirm if the refrigerant charge is proper 10 If the condenser fan motor is running normally and the rotation direction is correct 11 If the wire has been bitten worn over hot aged and if the connector is loose 12 The leakage of electric system 13 If the electric parts are insulated bad radiator or over heat etc phenomenon 14 Check if the condense
30. ction resumes normal please eliminate the problem 5 confirm the stop type and reason Before 5 safety device acts then the unit stops the safety function has resume please eliminate the problem 6 no heat load 6 wait for the heat load 1 wrong wiring 7 modify or change the solenoid valve 8 check if the motor is in short circuit in cut circuit or burnt out 9 check all the wiring terminals and tighten the SCrews 2 low voltage 4 change 1 too much refrigerant enters the check the expansion valve set value compressor 3 3 change wire is broken down the thermostat grade occurs failure or the A grade set not reasonable 1 the water thermostat is abnormal 2 water flow is not adequate 2 adjust the water flow the operation condition exceeds the 1 change the condition to the admired range designed range 2 discharging valve is not open fully 2 open the valve 3 motor abnormal 3 change the compressor 1 when in great load the voltage is too check if the power voltage drop is too low high 2 the motor coil damaged 2 change the compressor 32 HAIER CHILLER Gr er ww UR were OE ae ae E ee a eel ee 3 power cable is loose Check all the connection and tighten them 4 condensing temperature too high 4 lower the discharging pressure 5 check the power voltage do not start up 5 abnormal power cable result in the the compressor until the trouble is voltage unbalance eliminated
31. e drop controller high pressure side is connected to the inlet low pressure side is connected to the outlet 25 HAIER CHILLER a ud UT EOM FPFF ae ae E ee e een AS 6 Unit startup and stop 6 1 Check before startup 6 1 1 Water circuit Confirm if the water circuit has leakage and if the water flow direction is correct Open all the water valves Start up the chilled water pump Exhaust the air in the water circuit of heat exchanger Check the water side resistance consumption of heat exchanger and if the water flow volume is correct Confirm the temperature sensor is fixed correctly 6 1 2 Wiring circuit Cut off the main power switch and check all the startup circuit and control circuit Confirm the switch is at OFF state Check the power supply if the voltage fluctuation within 10 the phase voltage unbalance within 2 and the power frequency fluctuation within 2 are in the permitted range Check if there is enough power supply capacity to meet the requirement of startup and full load operation Water switch is fixed as per the circuit diagram For multi compressor system please wire the communication cables as per the group control wiring diagram Confirm that all the wires and the fuses are the proper specs matching with the unit Confirm all the accessories and the control device operate normally and at the first operation their cooling capacity can meet the operation requirement Though the el
32. ecided by its own operation time start the chiller which the accumulative time is shortest firstly When press button to stop chiller stop the chiller according to the chiller number sequence Timer select timer control except in individual control condition enter time segment setting after selecting time segment the min interval between startup and stop is 10 minutes in one time segment and the min interval between time segment is 10 minutes The touch screen will show operation display when start the timer control this display can only stop chiller once manually if can not enter the regulation display after operating once only the timer can be used Long distance control select long distance control except in individual control condition chiller startup when switch on the long distance input port or will stop will cut off the port The touch screen will show operation display when start the long distance control this display can only stop chiller once manually if can not enter the regulation display after operating once only the long distance can be used Note Cut off the power of controller once after changing the control type every time the controller power off should last for 5 seconds Other failures Failure Action Management Remark Water outlet temp Last for 5 seconds chiller downloads Press reset after troubleshooting sensor failure and stops the water pump will not stop stop water pump later press O
33. ectric circuit such as control box and the sensors etc has been tested before out of factory Because in the transportation there are some uncertain effects please check the unit carefully again before the unit is put into use 6 1 3 System section Confirm if the compressor oil heater has been electrified for 24 hours Through the liquid sight glass of the oil segregator if you can observe the oil level please add the oil Check the fan driving device if there is corrosion or rust and if the fan needs to be cleaned etc For the problems maintain or adjust the unit Open the manual stop valve of the liquid spray pipe fully Open the suction discharging stop valves and then turn 1 2 circle in clockwise Open the liquid supplying valve fully Open the chilled water pump 6 2 Unit startup and stop 1 Close the exterior main power switch and enter the unit operation surface that is the auto startup program 2 If the unit occurs failure in running the control box can alarm automatically or cut off the power supply meanwhile on the screen there is the failure information 3 Parameters in the cooling standard condition HAIER CHILLER ege W d ee A FF EL ae ae ea ee a eel GUN UN Parameter Standard value Fluctuation range Condensing pressure 18kg cm 2kg cm Evaporating pressure 4 2kg cm m 0 5kg cm Discharging temp Jg Suction temp 120 Liquid supply temp Le The above value is the basic value in the operatio
34. ence the chiller will download from 100 25 until stop working The condensed fan started by steps start of stop the fan by comparing the setting pressure with the detect value the started pressure of fist group fans is P1 can be setted between 1 45 1 75MPa the started pressure of second group fans is P2 can be setted between 1 65 1 95MPa the started pressure of third group fans is P3 can be setted between 1 85 2 15MPa the pressure difference for each group fan is 0 3MPa After the chiller works for 100 the chiller will download compulsively to 75 when the discharging pressure is over 2 25MPa revisable until the pressure resume to 2 0MPa revisable then upload to 100 again Note once the fan starts run 10 seconds compulsively and then judge if the fan stops by pressure judge pressure and restart fan motor after the fan motor has stopped for 5 seconds When compressor run in 50 lasts for over 30 minutes compressor will unload to 75 compulsively then upload or download by adjusting temp condition The chiller will download to 75 compulsively when the discharging pressure is over 2 25MPa revisable and will not upload to 100 unless the pressure resume to 2 0MPa revisable Stop the chiller the current capacity change to 25 operation when stop the chiller 1 minute later the compressor stops 10 seconds later the fan motors stop in turn 5 seconds later stop the 25 valve another 1 minute revisable later stop the water pump 2 Hea
35. essor chiller is normally composed of six basic modules A B C D E and F For ezample Cl1056AANB E D 3 means the chiller is composed of three D modules and one E module 4 For unidentified parts in a multi compressor chiller please refer to the basic modules 5 When combing modules the space between modules should be more than 450mm for ventilation servicing and maintenance 10 HAIER CHILLER IC HN GR Ud Sr A A wee 00 7 GUB 8 998 WT eae ae E ee a eel ee CI0386AANB A B 4001 1485 400 450 400 1485 Cl0493AANB C D CI0563AANB E D CI0633AANB E F FIC 2608 T Tf 8 TE a E 2250 500 7459 co 2250 500 CIO740AANB C D 2 Cl0810AANB E D 2 CIO879AANB E F D CIO949AANB E F 2 am ili ili A A d LA A Me AU UN Ha Aaf Lef Z 3 S E E I I e f E I iff E I E 2080 BH BL LE BR EBLT E Le Teo MBA Le BOE 2140 Leni 2250 _ 500 240 500 2250 500 99 599 2250 500 l 11 HAIER CHILLER Pee a EU E ee eee eee ae eae A CI1196AANB E F 2 D
36. essor will running in 50 capacity for 1 minute and then stop c The compressor will stop when failure occurs itself and will work again when failure has been eliminated 11 2 3 2 Heating type Press the Start button on the start stop chiller display of touch screen the cycling pump starts firstly 2 minutes later fan motor starts and 1 minute later compressor startup Stop directly Press the Stop button on touch screen Stop will change to white confirm and then stop is available The master unit stops firstly 3 minutes later cycling pump stops Upload procedure a The unit will startup when the control equipment have been electrified over 5 minutes and the warm water outlet temperature is less than setting value 2 C the setting value is usually 45 C Note The unit is started up by Y A type the conversion time is 5 second The compressor will running in 25 capacity for 30 seconds and then turn to 50 capacity when startup Please note the turning direction of the compressor when first start up b The unit will stop upload when the warm water outlet temperature is between setting value 2 C and setting value 2 C Download procedure a The unit will start download when the warm water outlet temperature is more than setting value 3 C and will keep on download when the outlet temperature is still more than setting value 3 C 3 minutes later b Unit will download quickly when there is failure occurred in piping
37. he 450mm maintenance space between chillers HAIER CHILLER er uH Si A EO WIFI geen mem e mg EU E EEN NER A 7 NUN UN 5 Installation 5 1 Inspection amp Acceptance When the chiller is shipped to the place of delivery in accordance with the contract the client shall engage in inspection and acceptance a Check the completeness of documents shipped with the chiller b Check the model specification and accessory to the chiller against the above mentioned documents c Check the chiller for any broken parts and the completeness of spare parts d Check if there is any leakage of refrigerant charged into the equipment Please timely notify us or our business branch in case of any broken parts or any doubt so that we can handle it with a proper manner After inspection of the equipment it is advisable to adopt proper protective measures Do not hastily remove the package so as to avoid possible damage to the equipment 5 2 Handling amp Hoisting All the chillers have gone through rigid testing and inspection procedures before leaving the factory to ensure their quality and performance Please handle the equipment with extreme care to avoid damage to the control and piping system 1 Transport the equipment to a location as close to the installation site as possible before removing the outer package and stand the equipment on its end When transporting chiller without package it needs to follow the procedures given below A
38. igerant oil HAIER CHILLER Pee La ae ae E ee eee ee eee ae eae A amp discharging pressure drop among the Check high pressure gauge lt 0 1MPa running compressors 1 refrigerant volume Check liquid sight glass No air bubble in the Every liquid of the pipe season 2 lubracation oil volume Oil level In the permitted range Note The additional oil volume cannot be over 10 liter 7 4 Recommended maintenance period Running time h 1000 2500 5000 10000 35000 Oil filter Filter of the liquid spray pipe Refrigerant oil ESCASA ee NEC E A pop a ANS Suctonfiter A A a a LA oA A OA pa A a HERE AE Note Acheck Ochange 29 HAIER CHILLER a ud HU OM Pree Se 8 Le EU E ee eel a D 8 General maintenance Checking the cycling water discharge the water from the heat exchanger If the water is dirty the cooling efficiency will reduce at the time the water in the system should be changed 8 1 Check of heat exchanger and pipes 8 1 1 Check of evaporator The dirty surface of heat exchanger will reduce the working efficiency The material of the SHELL amp TUBE heat exchanger is steel and copper pipe and the heat exchanger can be used for the water system which has been treated In some area the water quality is very hard therefore the evaporator will be blocked and will result that the system stop because of failure or the operation is not economical In the condition please consult the speciali
39. lled on the water pipe interlock to insure the water flow water inlet water outlet overflow hole YD e 1 Water flow switch must be installed vertically on the straight part of water outlet pipe the length of straight pipe beside the switch is 5 times than the pipe diameter 2 The arrowhead of switch must point to the water flow direction 3 Oar vane type water flow switch is used in the operation pressure is 10bar gauge pressure 1 flexible hose joint 2 pressure gauge 3 total water outlet temp sensor install palce blind pipe refer to Fig A 4 thermometer 9 water strainer 5 11 15 stop valve 10 electrical water processor 6 by pass valve 12 auto discharging air valve highest in the water system 7 one way valve 13 expansion water tank 8 water pump 14 drainage valve 23 HAIER CHILLER er ae Si A EOM WIFI een em e mg Eer UA E INT AA 7 e Multiple units are combined the water pipes out of unit connection figure Planform for master unit Planform for slave unit a a Master control box i slave control box uec A E un ul E Er eeeer master unit slave unit SHELL amp TUBE SHELL amp TUBE heat exchanger heat exchanger water inlet water outlet water inlet water outlet B B E et P FS flow switch water inlet to air water outlet to Technical requirement conditioner air conditioner P pressure gauge 1 Temperature sen
40. n 4 Parameters in the heating standard condition Standard value Fluctuation range pressure pressure Discharging temp Jg o S Q Suction temp Liquid supply temp 45 C The above value is the basic value in the operation Note You had better not use EMERGENCY if not necessary Only after the failure is eliminated the unit can start up 6 3 Stop for long time If the unit does not run for long time the following measures will be taken Close the liquid supply stop valve and operate the compressor to extract the refrigerant then stop the unit Close the compressor suction discharging stop valve and stop the water pump Shut off all the power supply Make the emergency at OFF state All the shut off switches must be marked the sign as warning Only after the compressor suction discharging stop valve and liquid supply stop valve also and the liquid spray stop valve are open the unit can be started up 27 HAIER CHILLER ar ud Sr A EOM Zem ep OE EU E ee a eel HL D 7 Maintenance Must not make the maintenance in operation 7 1 System maintenance To ensure the unit can operate normally with full load and do not occur the failure the below clauses should be checked on period Check the humidity of the liquid sight glass on the liquid supply pipes Confirm there is full of liquid and the humidity indicator is dry state If the humidity is too high or there is air bubble in the glass even tho
41. n between the unit and water pipe should be equipped with the flexible joint against the connector break Note The performance of the flexible joint pipe must be accordant with the liquid and the pressure which flow through the joint pipe All the exterior pipes connected to the unit must use the flexible cord when being suspended while when being passed through the wall the ceiling or the floor the pipe connected to the flexible pipe must be added the sleeve pipe to prevent the vibration being transferred into the building The flexible joint also is needed between the unit and the power supply wires c Maintenance amp Ventilation Space The chiller should be properly ventilated A minimum space of 2m should be left between the chiller and other objects It is desirable to build a herringbone shelter 2m over the highest point of the chiller to avoid sunshine and rain Please take note of the 2m minimum space requirement if a shelter is built At least 450mm space should be left beteen the chillers for easy maintenance 21 HAIER CHILLER er uH Si A EOM WIFI een em e mg Eer UR e a eS The supporting points and foundation CI0193AANB CIO193AANC CI0247AANB CI0247AANC electric control box side CI0316AANB CI0316AANC I dcus e BS S electric control box side 1 RH xj p eie 9 3 C i l F ES A C s E S 9 B D S 7 O eei best S B D F Di T
42. nit will check the comparative between the suction pressure and setting value of suction pressure alarm when less than the setting value the discharge pressure and setting value of discharge pressure alarm when more than the setting value press Reset on the touch screen after troubleshooting the compressor will restart Oil level too low the control system will alarm and compressor will stop if the oil level switch has opened for 60 seconds during compressor working Press Reset on the touch screen after troubleshooting the compressor will restart Pressure difference of oil filter is too high the control system will alarm and compressor will stop if the pressure difference switches beside oil filter have opened for 60 seconds during compressor working That means the oil filter blocked and need to be cleaned Press failure reset on the touch screen after troubleshooting the compressor will restart Compressor electrical controller protection the main influence factors of compressor inner electrical controller protection are motor of compressor overheat discharge temperature too high The compressor will stop when electrical controller actives the compressor can be restarted after failure disappeared Once failure occurs the touch screen will display Failure automatically no matter what condition the unit in Compressor discharge temperature protection when the detect value of discharge temperature is higher than it
43. nt flow 10 cooling heating 1 air liquid segregator 2 4 way valve 3 safety valve 4 high pressure sensor 5 high temperature expansion valve 6 compressor 7 expansion valve 8 liquid supply solenoid valve 9 evaporator 10 thermostatic expansion valve for cooling 11 one way valve 12 filter drier 13 ball valve 14 corner valve 15 thermostatic expansion valve for heating 16 one way valve 17 condenser 18 ball valve 19 one way valve 20 one way valve 21 thermostatic expansion valve for heating 22 liquid spray solenoid valve 23 low pressure sensor The compressor takes in low pressure superheat refrigerating gas from the dry type evaporator and compresses it into high pressure high temperature steam gas The steam gas discharges heat to the ambient environment when going through the condenser and is condensed into saturated or super cool refrigerating liquid which flow is regulated and pressure reduced through expansion valve Then the liquid flows into the dry type evaporator where it absorbs heat from cold water gasifies and is again taken in by the compressor to start a new cycle Thus the cold water passing the dry type evaporator is cooled down and flows into the air conditioning area In heat pump cycle the direction of refrigerant flow is switched over by means of four way valve After being compressed by the compressor the high pressure high temperature refrigerating gas is directly discharged into the shell and tube heat ex
44. op in turn fan motors stop at 5 seconds interval in turns 5 seconds later stop the 25 valve and 4 way valve another 1 minute revisable later stop the water pump Defrost there are two types to defrost pressure defrost and temp defrost a When the suction pressure is less than the defrost pressure setted value judge if the defrost interval is met enter defrost if it meets the interval and quit defrost compulsively if reach the max defrost time when during defrost the condensing fan motor stops and 4 way valve reverse when the compressor download to 39 HAIER CHILLER i ud Se A AO Pere OE EU E a eel UM HL D 50 at the same time by pass valve is connected some times later the compressor energy up to 75 some times later the compressor energy up to 100 When quit defrost the compressor download to 50 firstly 4 way valve reverse and close the by pass valve run in heating mode b When the fin temp enter the defrost temp setted value judge if the defrost interval is met enter defrost if it meets the interval quit defrost compulsively if the chiller do not reach the defrost quit temp when at the max defrost time the defrost action is the same with pressure defrost Quit defrost if one of the below conditions is met 1 Meet the max defrost time 2 Both the discharging pressure and fin temp meet the defrost quit condition Note start to time the defrost time interval only when defrost once the first defrost after compress
45. or startup is not limited by the defrost interval 3 Upload condition 1 Cycling water outlet temp meets the condition 2 Meet the min time of chiller stops 3 Upload according to upload download interval Upload procedure 1 chiller25 1 chiller 50 6 1 chiller 75 1 chiller 100 1 chiller 75 2 chiller 25 2 chiller 50 2 chiller 75 1 chiller 100 2 chiller 100 1 chiller 75 2 chiller 75 3 chiller 25 3 chiller 50 3 chiller 75 1 chiller 100 2 chiller 100 3 chiller 100 1 chiller 75 2 chiller 75 3 chiller 75 4 chiller 25 4 chiller 50 4 chiller 75 18 chiller 100 2 chiller 100 3 chiller 100 4 chiller 100 4 Download condition 1 Cycling water outlet temp meets the condition 2 Meet the min time of chiller stops 3 Download according to upload download interval Download procedure 1 chiller 100 5 12 chiller 75 2 chiller 75 3 chiller 75 4 chiller 75 1 chiller 50 2 chiller 50 3 chiller 50 4 chiller 50 1 chiller 25 2 chiller 25 3 chiller 25 4 chiller 25 1 chiller stop gt 2 chiller stop gt 3 chiller stop 4 chiller stop Before the later chiller startup the former chillers which have started will download to 75 and then start the later chiller Note 1 2 3 and 4 are just startup serial number and not concrete number for chiller which chiller startup first is d
46. p chiller is a comprehensive product developed by Haier This product series adopt compressors system parts and electrical components of well known brands and they are characterized by compact structure cutting edge technology reliable control cost effective operation and convenient installation The computer controlled system can not only improve control precision and reliability but also realize multi step energy adjustment through which the balance of chiller capacity and customer load is optimized and thus to effect economical operation The chiller is under continuous control by means of large volume information display Unattended and energy saving operation can be realized using the preset operation mode and operation program The computer controlled system can be connected to master computer so as to render network based automatic management of the whole building The air cooled integral structure is dispensed with such components as cooling tower and cooling pump and can save project construction cost This product can serve as central air condition system for hotels stores and office buildings and can meet the technological air conditioning requirements in textiles chemical metallurgical pharmaceutical and power industries 2 1 Motor The compressor motor is 3 phase scal perator induction type and the operation voltage will be confirmed as per the nameplate The inner refrigerant suction system is cooled by the refrigerant Started up
47. r is blocked by the dirt or sundries If yes please clear immediately 15 If there is tough collision or friction among pipes please adjust or add the rubber 16 If the refrigerant pipe and welding point are rusty please remove the rust with the tender sand paper and cloth then paint the anti rust varnish 17 If the frame and other steel shell are rust remove the rust with the rough sand paper and the cloth then paint the anti rust lacquer with the same color 35 HAIER CHILLER er uH Si A EO WIFI een em e mg Eer E E Err ee NND 10 Wiring diagram The wiring diagram can be devided as main control circuit and slave control diagram each diagram included three parts main control return circuit PCB circuit and terminal connection diagram The two type wiring diagram are used for any combination because the quantity of fan motor and address of input output are defferent wiring diagram of the six basic modules is not completely same but the basic control is similar Take CI0386AANB as example 1 Combination type CIO386AANB CI0193AANB CIO193AANC one is used as main control the other one is used as slave control the main configuration differenceis as following Touch screen 24V DC power Control part of strong power Main control 193 have have same Slave control 193 none none 2 Control 4 condensing fan motor which is divided to 2 groups and controlled by contactor and relay the wiring dig
48. r than air So the ventilation must be will if install the chiller inside in an enclosed room to avoid suffocation 3 Stop the chiller immediately and contact with the technician in time if leakage occurs Naked fire is prohibited in the site or the refrigerant will be reduced to harmful gases 4 Connect water systems between modules in parallel when applying multi module Each module should have a flow switch and a minimum 450mm space should be left between modules for maintenance 5 Use cuprum core soft cable which can meet the current requiement of chiller as power supply cable the cable should be connected with cuprum block directly when enter electric box and setted away from weak electrical wire otherwise it is forbidden to install or maintain when power is on 6 Confirm if the electrical connection is well before debugging The connection may become flexible during transport so fix the connection again before debugging 7 The dip switch on the PCB control module is forbidden to be changed 5 7 Installation of electric control Install the power cable 3 phase 4 wire type Check if the local power supply voltage frequency can meet the requirement of the unit Please install residual circuit circuit breaker Note For the safety the unit must be grounded Fix the chilled water inlet outlet temperature sensor It is placed on the exterior pipes vertically less than 450mm to the unit Fix the chilled water inlet outlet pressur
49. ram is as following 10 1 Main control circuit 1 386 main control return circuit it is the sketch map for compressor fan motor and PCB power supply mostly TA R So TO FU FUR R21 BT T21 95 DAD a H wanna ES R1 leur ar2 ar3 ars R31 T31 R2S2T2 R3 S3 T3 R5 Ts FUB i Hi FUA power indicator KM KMA KMT R1 EM 200 electric heater FR 5 FRJ 65 KM1 DFO liquid supply FU5 FU6 FU7 xm KM 2011 E solenoid valve FRA n S11 SE FR AA U MW E button R_S T R30 6 5 4 g a M KM2 67 E ABJ1 14 66 aM 67 5 Lee COM NC NO U1 V1 W1 U2 V2 We 14 11 12 X YZ N neuer DR 60 V supply M1 2 M3 4 heater 205 102 0 1 100 Ku No 1 fan No 2 fan compressor motor motor i 36 HAIER CHILLER ar ud a Em renee OSE ee E E II eg SOR 7 A UN 2 386 PCB circuit it is the input output control of PCB mostly auxiliary heating startup stop switch e N CO o x o md cycling pump startup stop switch o x o Scd sS y e e SEND ved sS failure alarm SONO y eza s NO zza s s VS8P touch screen bed s ES 020 s XJ cycling water pump discharging pressure
50. s setting protection value resume when it is lower than its setting value 5 C Once failure occurs the touch screen will display Failure automatically no matter what condition the unit in Compressor overload protection control system alarm when the running current is higher than the relay setting value for protection compressor stops once failure occurs 11 2 5 Checkup process Though the control cabinet has been checked systemically before out of factory but because of time or other possible deleterious factors check the chiller carefully before using 49 HAIER CHILLER a ud Sr A EO WUNUeSR en OO ae ae E ee eel GO D a Check the exterior wiring connection of chiller and the install situation of sensor according to the electrical control principle diagram b Tighten the screws of each electrical organ in control cabinet tighten connect port of compressor wiring connect box c Check the insulation performance of each compressor and fan motor d Turn on the main control circuit power the touch screen should enter start display automatically if there is no display in the touch screen please check the connect wire of AC220V power and DC24V power e Confirm the parameter setting display 11 2 6 Maintainance a The electrical control cabinet should have well ventilation the ambient temperature may be less than 45 C ambient relative humidity is less than 90 The control cabinet is forbidden to be exposed
51. sor must be installed on the main water pipe of the unit 2 Temperature sensor should be installed at the place far from the electric box 15m m Water temperature 3 In the sleeve of temperature sensor should be filled with appropriate glycerin After the sensor has been inserted in the sleeve seal the sensor sleeve hole with the sealant 4 The communication wire between two units can not be over 50m 5 5 Installation for water pump Must install stop valve at the water inlet outlet to make the general maintenance conveniently Suggest that the thermometer and pressure gauge are installed at the water inlet outlet of heat exchanger in order to check or maintain the unit easily Suggest that the filter is installed close to water inlet joint of evaporator to prevent the dirt into the heat exchanger Chilled water pump on the pipe should be installed on the water inlet pipe of the evaporator Other object except for the unit can control the pump Suggest that all the pipes connected to the unit should be equipped with the anti vibration device If the unit has the shock absorber the unit and the pipe should be connected in cross type On the lower points of the pipes the drainage joint can be set while on the higher position the air discharging joint can be set Before the water pipe is put the heat preservation and the unit is filled with water please check the pipe leakage Must install the required flow switch When the project needs to
52. st to get the high quality water 8 1 2 Check of condenser In the operation if the environment air is dirty and the dirt on the condenser is much please often clean the condenser With the dirt condenser the unit will run under high pressure as a result the system will not meet the satisfied effect Please clean the coil with soft brush and cool water or ask for the professional person Do not clean with hot water or cream Otherwise the inner pressure of the system will increase Before the seasonal startup clean the condenser surface As per the cleanness confirm the periodic cleaning 8 1 3 Checking the pipes The periodic checking of pipes mainly is to remove and clean And then check the leakage of the welding gap the flange the sealed cushion the thread type etc 8 2 Refrigerant charge When lack of refrigerant adjusted on the standard condition cooling ambient temperature 35 C water outlet temperature 7 C heating ambient temp 7 C water outlet temp 45 C In running the liquid sight glass must be clear firstly please check the leakage position and amend it If there is non condensing air firstly evacuate the system and then add refrigerant Procedure of charging refrigerant a Close the compressor discharging valve condenser liquid supply valve liquid spray valve single screw unit and separate condenser b Connect the hose with the accumulator and tighten the nut Then connect the hose with refrigerant charging v
53. system or unit stopped the compressor will running in 5096 capacity for 1 minute and then stop c The compressor will stop when failure occurs itself and will work again when failure has been eliminated 11 2 4 Troubleshooting procedure PCB classified manage kinds of failure 48 HAIER CHILLER Pe OL EU E ee eee a ee ae eae A 11 2 4 1 Piping system failure Cycling water cut off when the cycling water stop flow or the flow volume is too low the target flow controller in this cycling pipe will activate and control the system alarm units will stop respectively Startup the chiller manually after cycling water system is normal Cooling water outlet temperature is too low the control system will alarm when the cooling water outlet temperature is less than 3 C and the chillers will stop respectively during cooling mode until the temperature reach 6 C and failure had been eliminated the chiller can be started manually Warm water outlet temperature is too high the control system will alarm when the warm water outlet temperature is over 60 C and the chillers will stop respectively during heating mode until the temperature reach 50 C and failure had been eliminated the chiller can be started manually Power protector protection power protector can protect the phase sequence lack of voltage and over voltage of 3 phase the protector is normally open 11 2 4 2 Compressor system failure High low pressure protection the u
54. t mode Startup After pressing ON button the cycling pump works firstly the 1 condensing fan motor will start and 4 way valve open after 1 minute revisable 3 seconds later 2 condensing fan motor start 3 seconds later 3 condensing fan motor start 5 seconds later 25 solenoid valve start 10 seconds later the main and Y contactor of compressor start 5 seconds revisable later Y A conversion begins Y contactor will close and A contactor will open 10 seconds later the 25 solenoid valve will be open and start the 50 solenoid valve the startup is complete enter energy regulation process Energy regulation when cycling water outlet temp gt setting temp download temp difference the chiller will upload from 25 to 100 or will keep the original energy When cycling water outlet temp lt setting temp download temp difference the chiller will download from 100 25 until stop working The condensed fan started all without be controlled by pressure When compressor run in 50 lasts for over 30 minutes compressor will unload to 75 compulsively then upload or download by adjusting temp condition The chiller will download to 75 compulsively when the discharging pressure is over 2 25MPa revisable and will not upload to 100 unless the pressure resume to 2 0MPa revisable Stop the chiller the current capacity change to 25 operation when stop the chiller 1 minute later the compressor stops 10 seconds later the fan motors st
55. ta and the required space will be displayed in the exterior figure Firstly the air ventilation should be taken into consideration Because the air around the unit will make heat exchanging with the material in the condenser and the air will bring away the heat energy so the ventilation should be good If this basic condition can be met the condensing temperature will increase further more the operation efficiency and the power consumption will rise as a result the unit will be damaged The unit can be located in the place where the scream hot air or much smoke exists Another considerate question is the place far away from the noisy area and measures must be taken to avoid the transition of noise and vibration The unit should be installed out of the gallery the public area or the rest area To proper airflow the distance from the unit to the wall or obstacle should be less than 1 5m On the top of the unit there is no obstacle b Foundation For normal operation the foundation must be horizontal If installed on the building top the building must be strong enough to bear the great weight If installed on the ground suggest that the concrete ground will be better such as following figure If the area cannot permit the vibration the unit bottom should be equipped with the anti vibration device Please select the rubber shock absorber or spring shock absorber as per the actual supporting point When the shock absorber is used the connectio
56. the 450mm maintenance space between modules renee 7 GUN 8 ET E ea ee eee UN UN Performance curves Correction factor of cooling capacity Correction factor of heating capacity Cooling capacity correction factor curve 1 4 gt 2 1 3 1 2 1 1 1 0 L 4 0 9 0 8 0 7 Heating capacity correction factor curve 0 9 0 8 0 7 0 6 5 ES 9 11 13 Chiller Water Outlet Temperature B FG PJ 154 74 GC HL PA 0 GC F3 1 eech A 157 35 40 45 50 Chiller Water Outlet Temperature Ambient Temperature Ambient Temperature Correction factor of power input Correction factor of power input Cooling power input correction factor curve 1 3 0 9 0 8 Heating power input correction factor curve tas LA LLL 40 LA kl 17 LA 354 LIA LA Her 304 LA pi gt LA 25 5 LC Za 4 LIA LA 5 7 9 11 13 Chiller Water Outlet Temperature
57. ugh the unit has enough refrigerant you had better change the filter drier core 7 2 Electric control maintenance Note Before any maintenance for electric control shut off the power of whole electric control box The electric parts need not special maintenance and only need to be fixed the wring every month appropriately If the wiring is not performed as per the requirement the guarantee will be invalid The fuse shutoff or the breaker acting shows short circuit or overload Before changing fuse or restart the compressor you must find out the failure and repair it The control box must be repaired by the experienced engineer For any damage because of any modification of control box the manufacturer will not take any responsibility 7 3 Recommended daily checking items electrified when stop une glass should be over 1 3 Startup When startup check if it is open DEREN 3 vibration and noise To feel and listen No abnormal vibration and noise 2 solenoid valve on the liquid spray pipe Check if spraying oil Check low pressure gauge 0 3 0 6MPa 5suction pressure drop among the Check low pressure gauge lt 0 05MPa running compressors 6 hot water outlet temperature in heating To check with thermometer 0 45 C T chilled water outlet temperature in To check with thermometer 5 10 C cooling 28 3 discharging pressure Check high pressure gauge 1 1 1 8MPa 1 liquid sight glass of oil segregator Oil level Recharge refr
58. uld be disassembled The discharging valve should be installed on the higher position to ensure the air can be exhausted completely The water relief valve is installed on the lower position to discharge water easily On the water circuit there is the temperature indicator and the pressure indicator In order to disconnect the unit and the exterior pipe in maintenance the stop valve is installed on the water circuit To reduce the block in the evaporator it is important to deal with water before the chilled water enters the evaporator After the whole system is full of water startup the pump to exhaust the air in the system Even if the cool load changes heat pump unit also need to operate under the stable water flow Generally the unit can operate normally under the design water flow with tolerance of plus minus 1096 The changing water flow can result in unstable operation control especially for the control of cool hot water inlet outlet temperature 22 HAIER CHILLER ar A A renee E MIDE AU E DITA E T UN Chilled water systerm There are sign on the connecting part of each pipe please do as the sign shows the following items should be done when connect pipes 1 The connector or flange of all pipes should be as near as possible to the chillers for easy disassemble when necessary 2 The connector of chilled water inlet outlet pipe should use flexible hose joint 3 Set the water flow switch and compressor control wire which insta
59. v2 001 s FAPZ ow S ZOL s Enya H 0 205 37 HAIER CHILLER Pa T GEN E ET ae AE ea eee Ee eae ae ea A 3 386 terminal connection diagram it is the connection for external control mostly 06 dd 8L discharging pressure Zi Sv oi suction pressure 9I S s discharging temperature dd Ov 8l ne i fin temperature vl EI cycling water outlet temperature CL of main control ep si gt gt cycling water outlet temperature 8l LL cycling water inlet temperature 001 OL remote control 0 001 cycling water flow switch 6 Tg 7 o v compressor oil level 001 compressor oil pressure drop controller Ge 00 sa 4 S zo NO 1 compressor electronic 0 s22 protection D G02 a 6 interlock passive element of 26 auxiliary heating L interlock passive element of GL 06 cycling water pump ce s 4 way solenoid valve 0 Le OL 0 by pass solenoid valve 92 liquid spray solenoid valve an s liquid supply solenoid valve 00c crankcase heater S 0 f oz compressor capacity solenoid valve 75 ve compressor capacity solenoid valve 50 0 compressor capacity solenoid valve 25 ec o en KM2 heater No4 condensing No3 condensing No2 condensing No1 condensing N zz KM1 FR1 compressor control 2i z an motor an motor an motor
60. yer of glue made of quartz and pitch the weight proportion 3 1 between the coil and the shell 2 The sealed loop of valve plug is worn 2 change the sealed loop out or distorted 3 Pressure drop between the pressure before 3 Comply with the requirement and after the valve is lower 10 than the weighed pressure 1 sealed cushion is not placed well 1 place the sealed cushion and tighten firmly and evenly 2 sealed cushion is worn out or distorted 2 change the sealed part 1 pressure relief hole is dirt 1 Eliminate the dirt in the hole 2 the improper medium and the bad 2 bad viscosity enlarge the pressure relief viscosity 1 Main switch cannot close 1 close the switch 2 check if the wiring circuit and the motor coil have been grounded or in short circuit check if it is 2 fuse is burnt out and the circuit switch is overload after troubleshooting change the fuse not close or close the switch to check if the connection is loose or rusty 31 Compressor cannot operate and be noisy Compressor is noisy and vibrates greatly Compressor can add or reduce the load The interval between compressor adding and reducing load is too short The compressor heat sensitive protection switch is broken down Motor overload relay broken down HAIER CHILLER Gr er ww ta ree a DUNT EU E ee eel ee 3 overheat protection disconnection 3 auto reset of overload protection Before the overheat prote
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