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Vivax cool ACP-12CC35GECI, Service Manual

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A/A DC INVERTER U-MATCH AIR CONDITIONERS                                         MAINTENANCE  

113

2.2 Typical Troubleshooting for C series Outdoor Unit Drive (Inverter) by Single-phase 

Motor 

(Applicable to ACP-12CC35GECI)

2.2.1Brief Introduction to the Electric Control Box of the Outdoor Unit 

1.Schematic of Outdoor Unit Electric Control Box (Control board on the left; filter plate board on the right) 

 

2. Testing Method to the Key Points on the Outdoor Unit’s Electric Control Box 
2.1Test Points and Testing Method of 15V/12V/5V Power Supplies 

 

 

 

 
 
 
 
 

Summary of Contents for ACP-12CC35GECI

Page 1: ...ACP 12CC35GECI ACP 18CC50GECI ACP 24CC70GECI ACP 36CC100GECI ACP 18CF50GECI ACP 24CF70GECI ACP 36CF100GECI Service manual ENG RoHS NNO 1 09 ...

Page 2: ......

Page 3: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 1 PRODUCT ...

Page 4: ...Model Name Ref Power supply V Ph Hz Appearance ACP 12CC35GECI R410A 220 240 V 1 Ph 50 Hz R410A 220 240 V 1 Ph 50 Hz R410A 220 240 V 1 Ph 50 Hz R410A 220 240 V 1 Ph 50 Hz ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CF70GECI ACP 36CC100GECI ACP 36CF100GECI Note 1 Ton 12000Btu h 3 517kW ...

Page 5: ...410A 24000 29500 R410A 35140 38210 R410A Cassette Type 220 240 V 1Ph 50Hz 12000 13000 R410A 18000 21000 R410A 24000 27000 R410A 36167 40944 R410A 220 240 V 1Ph 50Hz Ceiling Type ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CF70GECI ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CF70GECI ACP 12CC35GECI ACP 36CC100GECI ACP 36CF100GECI ACP 36CC100GECI ACP 36CF100GECI Note 1 Ton 12000Btu h 3...

Page 6: ... Unit Type U Match Outdoor Unit F Duct Type K Cassette Type T Floor ceiling Type 3 Product Type C Cool Only H Heat Pump without Aux Electric Heaters 4 Compressor Power Supply Type Code N Constant Frequency D DC Inverter A AC Inverter 5 Nominal Cooling Capacity Nominal Cooling Capacity Number 1000Btu h 6 Climate Type N Climate T1 Condition T Climate T3 Condition 7 Power Supply Code K 1Ph 220 240V 5...

Page 7: ... timing ON OFF periods for any unit every day so as to achieve fully automatic operation No timing control can be set for holidays High low pressure protection when suction pressure is too low or discharge pressure is too high compressor will stop and unit display malfunction code Overload protection compressor has its own overheat protection Once the temperature of compressor is higher than allow...

Page 8: ...32 3 600 230 600 840 240 840 840 240 840 Indoor Unit Dimensions Outline Package W H D mm 848 310 678 960 310 960 960 310 960 Weight Net Gross kg 20 27 27 36 27 36 650 x50x650 950 60 950 950 60 950 Panel Dimensions Outline Package W H D mm 670 x102x730 1025 115 1040 1025 115 1040 Panel Weight Net Gross kg 2 5 3 5 6 5 10 6 5 10 Outdoor Unit ACP 12CC35GECI ACP 18CC50GECI ACP 24CC70GECI Power Supply 2...

Page 9: ...in Piping mm Φ32 3 Indoor Unit Dimensions 840 320 840 Outline Package W H D mm 960 394 960 Weight Net Gross kg 32 43 Panel Dimensions 950 60 950 Outline Package W H D mm 1025 115 1040 Panel Weight Net Gross kg 6 5 10 Outdoor Unit ACP 36CC100GECI Power Supply 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 75 1 Fan 0 2 0 2 8 m p r d e e p S r o t o M n a F Type ROTAR...

Page 10: ... A 45 42 39 52 49 46 Air Filter Standard washable synthetic Drain Piping mm Φ17 1 75 Φ17 1 75 1220 225 700 1220 225 700 Dimensions W H D Outline Package mm 1345 310 825 1345 310 825 Weight Net Gross kg 42 51 43 52 Outdoor Unit ACP 18CF50GECI ACP 24CF70GECI Power Supply 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 06 1 0 09 1 Fan Fan Motor Speed rpm 690 15 780 20 ...

Page 11: ...vel H M L dB A 54 51 48 Air Filter Standard washable synthetic Drain Piping mm Φ17 2 5 1420 245 700 Dimensions W H D Outline Package mm 1545 330 825 Weight Net Gross kg 53 61 Outdoor Unit ACP 36CF100GECI Power Supply 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 75 1 Fan Fan Motor Speed 0 2 0 2 8 m p r Type Y R A T O R Compressor Power Input W 3010 7 5 Type A 0 1 ...

Page 12: ...2 DB 35 95 WB 24 75 2 Heating DB 20 68 WB DB 7 44 6 WB 6 42 8 Piping Length 5m The air volume is measured at the relevant standard external static pressure Noise is tested in the Semianechoic room so it should be slightly higher in the actual operation due to environmental change 4 2 Operation Range Mode Range of Outdoor Temperature Cooling 18 48 Heating 7 24 ...

Page 13: ...0 5 2 0 1 A 0 1 0 ACP 12CC35GECI 1 4 8 0 35 0 2A 6 16 1 0 2 5 0 4 0 1 A 1 7 0 0 4 0 1 A 1 2 0 ACP 18CC50GECI ACP 18CF50GECI 1 8 38 7 07 0 58 0 35A 6 20 1 0 4 0 0 4 5 1 A 2 5 1 0 4 5 1 A 1 5 0 ACP 24CC70GECI ACP 24CF70GECI 1 9 7 0 85 0 40A 10 20 1 5 4 0 0 6 5 1 A 5 0 5 0 6 5 1 A 2 5 1 ACP 36CF100GECI 1 13 5 1 1 0 61A 10 32 1 5 6 0 220 240 1 50 Notes RLA Rated load amperes LRA Locked rotor amperes F...

Page 14: ...oor Outdoor Cooling Heating Throttle Compressor VapourLiquidSeparator 4 wayValve OutdoorHeat Exchange Indoor Heat Exchange Throttling Method ACP 12CC35GECI Capillary Tube ACP 24CC70GECI ACP 36CC100GECI ACP 18CF50GECI ACP 24CF70GECI ACP 36CF100GECI Electronic expansion valve ...

Page 15: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 22 CONTROL ...

Page 16: ...A A DC INVERTER U MATCH AIR CONDITIONERS CONTROL 23 CONTROL 1 OPERATION FLOWCHART 1 1Cooling Dry Operation ...

Page 17: ...A A DC INVERTER U MATCH AIR CONDITIONERS CONTROL 24 1 2 Heating Operation ...

Page 18: ...e cooling command is sent out the indoor fan will run at high speed for 5 seconds before it is put into operation according to the setting Then it is started to calculate the system load demand value If the load is 0 the other loads except the indoor fan will not be put into operation The water pump will run according to the pump control logic behind If the load is 0 the EXV will be firstly opened...

Page 19: ...r is stoped 180steps Send out switch off command Acc to controll logic capacity demand 0 send out dry command Indoor fan cooling 4 way valve 3s Xsteps 30s ON ON ON OFF OFF OFF Outdoor fan EXV Compressor OFF Dry Mode Acc to controll logic 60s 150s The dry mode is basically same as cooling mode The difference is that The indoor fan is fixed at low speed Max capacity output A 90 ...

Page 20: ... command is sent out it is started to calculate the system load demand value If the load is 0 all the loads will not be put into operation If the load is 0 the EXV will be firstly opened to step Y then the outdoor fan is started After 30 seconds the compressor will increase its frequency to the required initial frequency 40Hz before it started It is started to count the time when the compressor fr...

Page 21: ...ows The defrosting is started when one of the following three conditions is satisfied The total time for outdoor defrost sensor to run below 3 is longer than 40 minutes and this temperature is kept lower than 6 for over 3 minutes The outdoor temperature sensor keeps lower than 3 for at least 80 minutes and keeps lower than 4 for at least 3 minutes The outdoor temperature sensor keeps lower than 3 ...

Page 22: ...CONTROL 29 2 5 Fan Mode Fan Mode Compressor Outdoor fan 4 way valve Start Time Indoor fan 5s Run at present speed Manual speed OFF OFF OFF OFF OFF OFF High fan The indoor fan will run at high speed for 5 seconds before running at preset speed ...

Page 23: ...escription 1 ON OFF button Press the button to set turning on off the unit 2 Mode button Press the button to select the mode cooling heating fan or auto mode 3 Increase Decrease button Press this button to increase decrase the setup temp 4 LCD Screen Display the status of remote information 5 Swing button Press this button set swing function 6 Fan speed button Press this button to set fan speed ...

Page 24: ...on 1 Swing button Press this button to set swing function 2 Increase Decrease button Press this button to increase decrase the setup temp 3 Mode button Press the button to select the mode cooling heating fan or auto mode 4 ON OFF button Press the button to set start or close unit 5 LCD Screen Display the status of remote information 6 Fan speed button Press this button to set fan speed 7 Sleep but...

Page 25: ...nction description 1 Fan Speed auto fan speed low fan speed middle fan speed high fan speed 2 Run Mode Auto running Cool running Dry Running Fan Running Heat running Heat and Cool unit only 3 Setup temp Temperature value of setting 4 Swing function Swing is on 5 Sleep mode Sleep mode is on 6 Time value Timing value of setting 7 OPER The controller is on ...

Page 26: ...A A DC INVERTER U MATCH AIR CONDITIONERS CONTROL 33 4 WIRED REMOTE CONTROLLER 4 1 Operation View 4 1 1 LCD Display of Wired Controller ...

Page 27: ...de or save is shielded by long distance monitoring 13 Turbo Turbo function state 14 Memory Memory state Indoor unit resumes original setting state after power failure and then power recovery 15 Twinkle Flicking when unit is on without operation of buttons 16 Save Energy saving state 17 Temperature Ambient setting temperature value 18 E Heater Mark that E heater is allowed to turned on 19 Blow Blow...

Page 28: ...t indoor unit is defaulted to be off after power recovery Memory function is defaulted to be off before outgoing 2 and 6 Lock Upon startup of the unit without malfunction or under off state of the unit press key at the same time for 5s in to lock state In this case any other buttons won t respond the press Repress key for 5s to quit lock state 4 Mode and 5 Function Enquiry and setting of address o...

Page 29: ...ntion to the following items during installation of wired controller 1 Cut off power supply of heavy current wire embedded in mounting hole in the wall before installation It is prohibited to perform the whole procedure with electricity 2 Pull out 4 core twisted pair line in mounting hole and then make it through the rectangle hole at the back of controller s soleplate 3 Joint the controller s sol...

Page 30: ...ing communication of wired controller must be shielded by twisted pair lines 4 3 2 Project Debugging Enquiry of wired controller s address Press Function and Mode buttons at the same time for 5s under off state of the unit and then LCD displays wired controller s address number Setting of wired controller s address Press Function and Mode buttons at the same time for 5s In this case LCD displays a...

Page 31: ...n off the unit Note The state shown in Fig 4 4 1 indicates off state of the unit after energization The state shown in Fig 4 4 2 indicates on state of the unit after energization Fig 4 4 1 Off state of the unit Fig 4 4 2 On state of the unit 4 4 2 Mode Setting Under on state of the unit press Mode button to switch the operation modes as the following sequence ...

Page 32: ...ress either of them continuously temperature will be increased or decreased by 1 C every 0 5s In Cooling Dry Fan and Heating mode temperature setting range is 16 C 30 C In Auto mode the setting temperature is un adjustable As shown in Fig 4 4 3 Fig 4 4 3 4 4 4 Fan Speed Setting Press Fan button fan speed of indoor unit will change as below As shown in Fig 4 4 4 Fig 4 4 4 ...

Page 33: ... button to confirm timer mode will be switched to timer off setting mode In this case LCD displays xx Hour with OFF blinking In this case press or button to adjust timer off and then press Timer to confirm When LCD displays xx Hour On Off xx Hour means time of timer on but time of timer off won t be displayed Timer off setting Under on state of the unit without timer setting if Timer button is pre...

Page 34: ...her of them continuously setting time will automatically increase decrease by 0 5hr every 0 5s Note 1 If both timer on and timer off are set in unit on interface the wired controller only display time of time off If both of them are set in unit off state only time of timer on is displayed 2 Timer on in unit on state is timed from the time of unit off and timer off in unit off state is timed from t...

Page 35: ...ly runs for 60min and fresh air valve runs for 2 4 min 5 The unit continuously runs for 60min and fresh air valve runs for 30 min 6 The unit continuously runs for 60min and fresh air valve runs for 36 min 7 The unit continuously runs for 60min and fresh air valve runs for 42 min 8 The unit continuously runs for 60min and fresh air valve runs for 48 min 9 The unit continuously runs for 60min and fr...

Page 36: ...e preset temperature will be increased by 1 C and 1 C in another 1 hour After that the unit will run at this temperature In heating mode if the unit with sleep function has run for 1 hour the preset temperature will be decreased by 1 C and 1 C in another 1 hour After that the unit will run at this temperature 4 4 9 Turbo Function Setting TURBO function The unit at high fun speed can realize quick ...

Page 37: ...ling or dry mode of the unit press Function button into energy saving function with SAVE blinking Press or button to adjust lower limited value of setting temperature in cooing mode After that press Enter Cancel button to turn on energy saving function for cooling Energy Saving Setting for Heating Under on state and in heating mode of the unit press Function button into energy saving function with...

Page 38: ...mode if Function button is pressed or there is not any operation within 5s after the last button operation the system will be quit from save function setting and current data won t be memorized 3 After power failure and then recovery save function setting will be memorized 4 The lower limited value in cooling mode is 16 C and the upper limited value in heating mode is 30 C 5 After save setting if ...

Page 39: ...ng and press Enter cancel button to turn on this function In this case the E HEATER will be displayed which means E heater is allowed to be turned on If auxiliary electric heating function is on press Function button to confirm or press Enter cancel button to cancel In this case E HEATER won t be displayed which means E heater is prohibited to be turned on The setting of this function is shown as ...

Page 40: ...ncel button to turn on this function In BLOW mode press Function button till the unit enters BLOW function and then press Enter cancel button to cancel this function BLOW function setting is shown in Fig 4 4 12 Fig 4 4 12 Blow function setting Note 1 After setting BLOW function turn off the unit by pressing On Off button on remote controller indoor fan will run at low fan speed for 10 min BLOW sho...

Page 41: ... quiet function fan speed is un adjustable 2 When turning on auto quiet function the unit will enter quiet running state according to temperature difference between room temperature and setting temperature In this case fan speed is adjustable If temperature difference between room temperature and setting temperature 4 C fan will keep its current speed if 2 C temperature difference 3 fan speed will...

Page 42: ...same time for 5s till the wired controller enters lock state In this case LCD displays After that repress these two buttons at the same time for 5s to quit lock state Under lock state any other buttons won t give any response to the press 4 4 15 2 Memory Function Memory switchover Under off state of the unit press Mode and buttons at the same time for 5s to switch memory modes During setting memor...

Page 43: ...e system LCD will display error code at temperature displayed location Once there is more than one malfunction error codes will be displayed circularly If there are multiple circuit systems the system number of failed system will be displayed before the colon not for single system If malfunction occurs turn off the unit and contact nearest dealer for help As shown in Fig 4 5 1 it means high pressu...

Page 44: ...arge temperature protection of compressor E5 Compressor overload protection E6 Communication malfunction E9 Water overflow protection F0 Indoor unit ambient sensor malfunction at air return opening F1 Evaporator sensor malfunction F2 Condenser sensor malfunction F3 Outdoor unit ambient temperature sensor mal F4 Discharge temperature sensor malfunction F5 Ambient sensor malfunction on Displayer or ...

Page 45: ...to 16 sets of units can be controlled simultaneously by the centralized controller not with week timer 5 1 2 Operation View NO Name Function description 1 ON button Press the button to set start unit 2 OFF button Press the button to set close unit 3 LCD display Display unit information 4 LED LED indication 5 Increasing Decreasing button Press buttons select the unit 5 1 3 Display View Display unit...

Page 46: ...ons Up to 16 sets of units can be controlled simultaneously by the centralized controller weekly timer The weekly timer has the function of invalidating the lower unit The weekly timing function is able to realized four timing ON OFF periods for any unit every day so as to achieve fully automatic operation No timing control can be set for holidays On and off of every duct type unit can be done thr...

Page 47: ...lt page can begin time setting 7 On off button Press the button to set start or close the unit 8 LCD display Display unit information 5 2 3 Display View NO Name Function description 1 Unit s no displays Display unit s numbers 2 Group control displays when group controls it will display 3 Single control displays when single unit controls it will display 4 Timer time in week displays Display time in...

Page 48: ...Function The smart zone controller can directly control up to 16 sets of indoor units in a control network and is available to check the running status of any unit through the LCD including running mode timer fan speed central control and shielding setting etc 5 3 2 Outline Drawing of Press Buttons ...

Page 49: ... 11 It is used for the switchover between unit 3 and unit 11 Under the timing or clock setting status it indicates Wednesday 9 Thu 4 12 It is used for the switchover between unit 4and unit 12 Under the timing or clock setting status it indicates Thursday 10 Fri 5 13 It is used for the switchover between unit 5and unit 13 Under the timing or clock setting status it indicates Friday 11 Sat 6 14 It i...

Page 50: ... It is used for the switchover between unit 3 and unit 11 Under the timing or clock setting status it indicates Wednesday 9 Thu 4 12 It is used for the switchover between unit 4and unit 12 Under the timing or clock setting status it indicates Thursday 10 Fri 5 13 It is used for the switchover between unit 5and unit 13 Under the timing or clock setting status it indicates Friday 11 Sat 6 14 It is u...

Page 51: ...ulate every week 6 Set temperature Indoor unit code It displays the set temperature indoor unit code 01 16 and symbols of Celsius and Fahrenheit scale 7 Control mode It displays CENTER under the centralized control mode and no display under the single control mode 8 Ambient temperature Serial port It displays the ambient temperature serial port as well as symbols of Celsius and Fahrenheit scale 9 ...

Page 52: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 59 5 3 7 Dimensions ...

Page 53: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 60 INSTALLATION ...

Page 54: ... the unit with the packaging box Even though it is not permitted to do like this under special occasions do not remove the packaging box thus to avoid loosening or falling during handling Confirm if the installing foundation is solid When this unit is to be installed on the metal section of the building make sure that the electrical insulation must comply with applicable standards Ensure that the ...

Page 55: ...nger and water pump in dining room and kitchen which would reduce the capacity of heat exchanger lead water leakage and abnormal operation of the water pump The following treatment should be taken under this circumstance Ensure that the smoke trap above cooker has enough capacity to obviate lampblack to prevent the indraft of the lampblack by the air conditioner Keep the air conditioner far from t...

Page 56: ...er g i r ef R 4 X ew cr ngs i st oi H ds o r w e r sc ng i t s i ho n ee w t e b s p a G 0 68 t uni r ndoo I 0 84 g n ngopeni i l ei C 0 89 ds ar bo ace f r u ds e t a r co e D 950 s d ar e bo c a f d sur te a r co e D 0 95 ing pen g o ilin Ce 0 89 it n u or do n I 840 s d o r w e scr ng ti s i ho n e e tw be ps Ga 0 78 ACP 18CC50GECI ACP 24CC70GECI ACP 36CC100GECI ACP 18CF50GECI ACP 24CF70GECI AC...

Page 57: ...rew do use nut and gasket individually at the upper and lower of the hoisting stand to fix it The use of gasket anchor board can prevent gasket break off Use install cardboard Please refer to the install cardboard about the dimension of ceiling opening The central mark of the ceiling opening is marked on the install cardboard Install the install cardboard on the unit by bolt 3 piece and fix the an...

Page 58: ...mension Data Model A B C D E F ACP 12CC35GECI 710 650 400 606 160 250 Model A B C D E F G 950 890 840 780 680 160 240 950 890 840 780 680 160 240 ACP 36CC100GECI ACP 36CF100GECI 950 890 840 780 680 160 320 ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CF70GECI ...

Page 59: ...with thread loop Never use adhesive to connect the drainage hole and the flexible drainage tube As shown in Figure 1 3 7 When the laid drainage pipe is used for multiple units the common pipe shall be about 100mm lower than the drainage outlet of each set of unit A pipe with thicker wall shall be used for such purpose Sponge gray Drain hose Clamp Clamp attachment Sponge attachment Below 4mm Figure...

Page 60: ... Hanger bracket Below 1120mm Above 280mm 200mm Drainage raising pipe Drainage hose attachment Cassette type unit with in 300mm Clamp attachment Figure 1 3 9 The slant gradient of the attached drain hose should be within 75mm so that the drain hole doesn t has to endure the unnecessary outside force As shown in Figure 1 3 10 Drain hose attachment Below75mm Below500mm Figure 1 3 10 Please install th...

Page 61: ...ould be about 100mm Figure 1 3 12 1 3 7 Installation of panel 1 Set the panel to the indoor unit body by matching the position of the swing flap motor of the decoration panel to the piping position of the panel to the piping position of the indoor unit as shown in Figure 1 3 13 Figure 1 3 13 Hang the latch which is located on the opposite side of the swing flap motor on the panel temporarily to th...

Page 62: ...e indoor unit body is reduced to 5 8 mm 2 Precautions Improper screwing of the screws may cause the troubles shown in Figure 1 3 14 Figure 1 3 14 If gap is still left between the ceiling and the panel after screwing the screws readjust the height of the indoor unit body Refer to Figure 1 3 15 Figure 1 3 15 After fixing be sure no gap left between the ceiling and the panel 3 Wiring of the decoratio...

Page 63: ... must be in accordance with following principles Outdoor unit shall be installed so that the air discharged by outdoor unit will not return and that sufficient space for repair shall be provided around the machine The installation site must have good ventilation so that the outdoor unit can take in and exhaust enough air Ensure that there is no obstacle for the return air inlet and exhaust of the ...

Page 64: ...t the machine is kept vertical and horizontal The outdoor unit must be lifted by using the designated lift hole During lifting take care to protect the air conditioner and avoid knocking the metal parts thus to prevent rusting in the future To meet the noise and vibration requirements the outdoor unit shall be installed by using rubber damping pad or spring damper To install the drainage pipe plea...

Page 65: ...10 631 E 286 360 395 400 ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CF70GECI ACP 36CC100GECI ACP 36CF100GECI 2 5 Installation Clearance Data Figure 2 5 1 3 REFRIGERATION PIPING WORK 3 1 Refrigeration Piping Work Procedures 1 Connection Pipe The connection pipe must meet the following requirements The three basic principles are that the pipe shall be kept dry clean and no leakage ...

Page 66: ...m 3 4 Inch 70 75 N m 7 8 Inch 80 85 N m The bend of pipe shall not be too small otherwise the pipe might be broken Please use pipe bender to bend the pipe Generally the pipe shall be welded with the weld junction upward or horizontal Avoid welding with the pipe opening downward Downward welding is easy to cause defects which may affect the weld quality or even cause leakage as show in Fig 3 1 3 Fi...

Page 67: ...r out of the machine from the valve by using vacuum pump To establish vacuum by using vacuum pump please operate as follows Take out the nut cover of the inlet for refrigerant Connect the tube of the vacuum watch with the vacuum pump having the low pressure end linking to the inlet for refrigerant As shown in Figure 3 1 5 Figure 3 1 5 Starting the vacuum pump when the indicator turns to 1 bar clos...

Page 68: ...on After the pipes are wrapped by protective materials never bend the pipes to form very small angle and otherwise the pipes may crack or break Do not wrap the protective tape too tight otherwise the efficiency of thermal insulation may be decreased Ensure that the condensate drainage flexible tube is separate from the bundled pipes After the protective work is completed and the pipes are wrapped ...

Page 69: ... the indoor and outdoor units are on different height please refer to Fig 30201 for pipe layout Liquid pipe i e fine pipe Gas pipe i e coarse pipe Figure 3 2 1 Gas pipe Outdoor unit Oil elbow in gas pipe One oil trap shall be arranged every 4 6 Liquid pipe Intdoor unit ...

Page 70: ... not come to contact with high temperature part of the refrigerant pipe otherwise coating melts and an accident may be caused Do not turn on power of the indoor unit until vacuuming of the refrigerant pipe will finish Installation should be conducted by National Wiring Regulation The rated voltage and exclusive power supply must be adopted for the air conditioners The power cable should be reliabl...

Page 71: ...enough The section area of fitting line in the room shall be larger than 2 5mm 2 The lines must be installed by professional personnel An electricity leakage protection switch and an air switch with gap between electrode heads larger than 3 mm shall be installed in the fixed line 1 Connection of single wire Use wire stripper to strip the insulation layer 25mm long from the end of the single wire R...

Page 72: ...rew Use cable fastener to bundle and fix the cable 2 Air conditioning unit with 3 phase power supply Remove the front side panel of the outdoor unit Attach rubber ring to the cable cross hole of the outdoor unit Pass the cable though rubber ring Connect the power cable to the terminal and earthing screws marked L1 L2 L3 N Use cable fastener to bundle and fix the cable Caution For air conditioner w...

Page 73: ... unit and punch through the cable cross hole Mount the cable cross loop Remove the cable clamp Connect the power cable to the terminal and fix it Fix the power cable and signal control wire with cable clamp Then connect to corresponding connector properly Confirm if the cables are securely fixed Mount the front side plate ...

Page 74: ...cord 3x4 0mm2 H07RN F Power cord 3x1 0mm2 H05V V F Communication Cords ACP 24CC70GECI ACP 24CC70GECI Power cord 3x4 0mm2 H07RN F Power cord 3x1 5mm2 H05V V F Communication Cords ACP 36CC100GECI ACP 36CC100GECI Power cord 3x6 0mm2 H07RN F Power cord 3x1 5mm 2 H05V V F Communication Cords ACP 12CC35GECI ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CC70GECI ACP 36CC100GECI ACP 36CC100GECI ...

Page 75: ... 0 1 5 4 0 1 5 0 1 2 3 ACP 36CC100GECI 6 0 1 5 6 0 1 5 0 1 2 3 6 0 1 5 6 0 1 5 220 240V 50HZ Note The parameters of the power cord listed above are only applicable to the BV single core power cord which is laid within the plastic bushing and used at 40 and those of the air switch are applicable to the one which also is used at 40 If the actual installation conditions changes please refer to the in...

Page 76: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 99 MAINTENANCE ...

Page 77: ... be stopped The complete unit can only be recovered until the compressor has stopped for 3 minutes and the exhaust temperature is lower than 90 For this protection occurs three times the complete unit cannot be recovered automatically E5 Overload Proection of Compressor Compressor After the unit is energized if it is detected within 3 seconds successively that the compressor overload switch is cut...

Page 78: ...mode only the fault will be displayed and the indoor unit will run normally The fault disappears after it is eliminated For cooling only unit the other units except the duct type will not detect the condenser sensor fault F3 Outdoor Environment Sensor Malfunction Outdoor environment sensor If the outdoor environment sensor is detected of open circuit or short circuit for 5 seconds successively Whe...

Page 79: ...scharge air temperature sensor error twice Defrosting three times high pressure protection four times the low pressure protection five times Overload protection green Compressor indicating lamp It goes on off as the compressor is turned on off And it flashes when defrosting or the compressor error occurs six times Discharge high temperature protection once Communication error twice the water overf...

Page 80: ...ing protection Flash 10 times E5 11 EEPROM reading error Flash 11 times E5 12 Low voltage protection Flash 12 times E5 13 High voltage protection Flash 13 times E5 14 PFC over current protection Flash 14 times E5 15 Unmatched indoor and outdoor units Flash 16 times 16 Limited frequency current Flash once 17 Limited frequency discharge Flash twice 18 Limited frequency overload Flash 3 times 19 Redu...

Page 81: ...perature sensor malfunction F3 F3 Coil pipe intermediate temperature sensor malfunction of outdoor unit F2 F2 Exhaust temperature sensor malfunction F4 F4 Defrosting non malfunction 08 defrost Oil return non malfunction 09 no display Mismatch of indoor unit model LP no display AC current protection input side PA E5 Driver board environment temperature sensor malfunction PF E5 AC input voltage abno...

Page 82: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 105 Malfunction display E1 Compressor High Pressure Protection ...

Page 83: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 106 Malfunction display E3 Compressor Low Pressure Protection ...

Page 84: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 107 Malfunction display E4 Compressor Exhaust High Temperature Protection ...

Page 85: ... A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 108 Malfunction display E5 Compressor Overheat Please check the corresponding method of drive protection Malfunction display E6 Communications Failure ...

Page 86: ...Room Sensor at Return air inlet Check if the plug of the temperature sensor is correctly connected with socket on the mainboard Failure of indoor room sensor at air intake N Remove the sensor to check if the resistance value is ok N Y Y Y Replace mainboard of the indoor uint Check the direction of the plug and socket Replace temperature sensor ...

Page 87: ...inboard of the indoor uint Check the direction of the plug and socket Replace temperature sensor Failure of Evaporator Temp sensor Malfunction display F2 Failure of Condenser Temp Sensor Check if the plug of the temperature sensor is correctly connected with socket on the mainboard Failure of condenser Temp sensor N Remove the sensor to check if the resistance value is ok N Y Y Y Replace mainboard...

Page 88: ...tance value is ok N Y Y Y Replace mainboard of the indoor uint Check the direction of the plug and socket Replace temperature sensor Malfunction display F4 Failure of Exhaust Temp Sensor Check if the plug of the temperature sensor is correctly connected with socket on the mainboard Failure of Exhaust Temp sensor N Remove the sensor to check if the resistance value is ok N Y Y Y Replace mainboard o...

Page 89: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 112 Malfunction display F5 Failure of Indoor Room Sensor at Wire Controller ...

Page 90: ... Applicable to ACP 12CC35GECI 2 2 1Brief Introduction to the Electric Control Box of the Outdoor Unit 1 Schematic of Outdoor Unit Electric Control Box Control board on the left filter plate board on the right 2 Testing Method to the Key Points on the Outdoor Unit s Electric Control Box 2 1Test Points and Testing Method of 15V 12V 5V Power Supplies ...

Page 91: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 114 2 2Test Points and Testing Method of 5Vand 3 3V Power Supplies 2 3Test Points and Testing Method of IGBT and IPM Module ...

Page 92: ...should be replaced b When H5 appears after the unit has run for a period of time then it is necessary to see if the running environment is really badly e g the condenser is blocked with filth If not there is a need of a further check to see if the wiring of the compressor is reverse the screws of the module is tightened or if the compressor is defective etc If the fault is beyond the statement abo...

Page 93: ...ement above please check the outdoor unit 2 2 4 Precautions 1 Prior to the replacement of the main board of the outdoor unit s control box it must be certain that it is the qualified product and necessary tests as follows should be taken a test if there is a short circuit between any two of three IGBI pins If so the main board can not be used b test if there is a short circuit between the points P...

Page 94: ... MAINTENANCE 117 2 3 Typical Troubleshooting for C series Outdoor Unit Drive Inverter by Single phase Motor Applicable to ACP 18CC50GECI ACP 18CF50GECI ACP 24CC70GECI ACP 24CC70GECI ACP 36CC100GECI ACP 36CC100GECI models PFC module protection ...

Page 95: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 118 IPM module protection ...

Page 96: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 119 DC busbar overvoltage protection ...

Page 97: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 120 DC busbar undervoltage protection ...

Page 98: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 121 Abnormal noise from PFC inductor ...

Page 99: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 122 Radiator overheat protection ...

Page 100: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 123 Tripping ...

Page 101: ...INVERTER U MATCH AIR CONDITIONERS CONTROL 132 3 WIRING DIADRAM 3 1 Outdoor unit The actual wiring should always refer to the wiring diagram of the unit Model ACP 12CC35GECI Models ACP 18CC50GECI ACP 18CF50GECI ...

Page 102: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 133 Models ACP 24CC70GECI ACP 24CF70GECI Models ACP 36CC100GECI ACP 36CF100GECI ...

Page 103: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 136 3 2 Indoor unit The actual wiring should always refer to the wiring diagram of the unit Models ACP 12CC35GECI ACP 18CC50GECI ACP 36CC100GECI ...

Page 104: ...R CONDITIONERS MAINTENANCE 137 Models ACP 18CF50GECI ACP 24CF70GECI ACP 36CF100GECI Note It is only the outer housing of GTH09K3CI GTH12K3CI GTH18K3CI GTH24K3CI evaporator and bracket that needs to be earthed Evaporator Bracket ...

Page 105: ...l casing Note Before removing the outer housing make sure that the unit has been cut off from the power supply Step Illustration Handling Instruction 1 Remove the top panel a Cut off the power supply b Recove the refrigerant c Loosen the screws on the top panel with a screw driver 2 Remove the top panel Remove upwards the top panel away from the unit 3 Remove the grille Loosen the screws on the gr...

Page 106: ...he back panel Loosen the screws between the front panel and the partition board with a screw driver 6 Remove the back panel Remove the back panel away from the unit 7 Remove the right side panel Loosen the screws on the side panel with a screw drive 8 Remove the right side panel Remove the right side panel away from the unit ...

Page 107: ...ompressor with the pliers c Pull out the power supply plug of the compressor 2 Loosen the screws on the compressor Loosen the screws between the compressor and the compressor base with a wrench 3 Disconnect the suction and discharge pipes of the compressor a Dismantle the gas liquid separator through heating its inlet outlet pipe by the means of gas welding b During the welding nitrogen should be ...

Page 108: ...pipes of the compressor by means of gas welding b During the welding nitrogen should be inflated and its pressure should be 0 5 0 1kgf c relative pressure c Attention should be taken during the heating to avoid the surrounding objects burnt due to the high temperature 7 Connect the power cord of the compressor a Connect the power cord as the reverse way of disconnection mentioned above b Tighten t...

Page 109: ...e pipe system and that the power has been cut off Step Illustration Handling Instruction 1 Loosen the solenoid valve a Cut off the power supply b Recover the refrigerant c Loosen the bolts on the solenoid valve with a wrench 2 Remove the solenoid valve Remove the solenoid away from the four way valve 3 Remove the 4 way valve Use gas welding to heat the pipes connected on the four opennings of 4 wa...

Page 110: ...he guide inside the valve body from burn Also take care to prevent any water from flowing into the pipe Weld by charging nitrogen with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure 6 Establish vacuum inside the system through liquid valve Establish vacuum inside the system through liquid valve 7 Recharge the refrigerant to the system through liquid valve Recharge the refrigerant to ...

Page 111: ...uction 1 Loosen the grille Loosen the screws between the grille and the back panel with a screw driver 2 Remove the grille Remove the grill away from the back panel 3 Loosen the top panel Loosen the screws on the top panel with a screw driver 4 Remove the electric box cover Use screwdriver to loosen the screws on electric box cover Remove the cover from electric box ...

Page 112: ...with a screw driver 6 Remove the rear side plate Remove the rear side plate away from the unit 7 Disconnect the power cord of the motor Disconnect the motor power cord on the main board with hands or pliers 8 Remove the fan from motor Remove the fan from motor 9 Remove the fan blades Remove the fan blades away from the motor ...

Page 113: ...from motor support 12 Install a new motor to motor support Put the new motor to correct position Use spanner and screwdriver to fix the motor to motor support with bolts 13 Assemble the fan Assemble the axial flow fan to correct position and fix it to the motor shaft in reverse to the disassembly procedures Put the electric box cover to correct position and fix it onto the electric box according t...

Page 114: ...cover to correct position Use screwdriver to fix the cover onto electric box Disassembly and Assembly of electrical parts box Remark Before removing the electric box or electric box sub assembly make sure that the power has been cut off Step Illustration Handling Instruction 1 Remove the backside panel Remove the backside panel away from the unit 2 Disconnect the power cord of the motor Disconnect...

Page 115: ...c box sub assembly upward from the middle isolation plate 5 Mount a new electric box sub assembly Assemble the new electric box sub assembly to correct position Use the screwdriver to fix the electric box sub assembly to middle isolation plate and rear side plate according to disassembly procedures 6 Connect the power cable of each component Connect the wires of each component to correct position ...

Page 116: ...8CF50GECI Disassembly and Assembly of external casing Remark Before removing the outer housing make sure that the unit has been cut off from the power supply Step Illustration Handling Instruction 1 Remove the top panel a Cut off the power supply b Recover the refrigerant c Loosen the screws on the top panel with a screw driver 2 Remove the top panel Remove upwards the top panel away from the unit...

Page 117: ...driver 4 Remove the grille Remove the grille away from the unit 5 Remove the back panel Loosen the screws between the front panel and the partition board with a screw driver 6 Remove the back panel Remove the back panel away from the unit 7 Remove the right side panel Loosen the screws on the side panel with a screw driver ...

Page 118: ...of the power supply box with a wrench b Disconnect the power cord of the compressor with the pliers c Pull out the power supply plug of the compressor 2 Loosen the screws on the compressor Loosen the screws between the compressor and the compressor base with a wrench 3 Disconnect the suction and discharge pipes of the compressor a Dismantle the gas liquid separator through heating its inlet outlet...

Page 119: ...rge pipes of the compressor with the system piping a Connect the suction discharge pipes of the compressor by means of gas welding b During the welding nitrogen should be inflated and its pressure should be 0 5 0 1kgf c relative pressure c Attention should be taken during the heating to avoid the surrounding objects burnt due to the high temperature 7 Connect the power cord of the compressor a Con...

Page 120: ... must be identical to the indications on nameplate Disassembly and Assembly of 4 way valve Remark Before removing the 4 way valve make sure that there is no refrigerant inside the pipe system and that the power has been cut off Step Illustration Handling Instruction 1 Loosen the solenoid valve a Cut off the power supply b Recover the refrigerant c Loosen the bolts on the solenoid valve with a wren...

Page 121: ...ve Remove the old 4 way valve from the unit 5 Connect the new 4 way valve to the pipe Install the new 4 way valve to correct position When welding the 4 way valve please wrap the valve body with wet cloth thus to prevent the guide inside the valve body from burn Also take care to prevent any water from flowing into the pipe Weld by charging nitrogen with the nitrogen pressure kept at 0 5 0 1kgf c ...

Page 122: ...indications on nameplate Dismantlement and Installation of Fan and Motor Note Before the dismantlement of the motor make sure the unit is powered off Step Illustration Handling Instruction 1 Loosen the grille Loosen the screws between the grille and the back panel with a screw driver 2 Remove the grille Remove the grill away from the back panel 3 Loosen the top panel Loosen the screws on the top p...

Page 123: ...Remove the motor power cable Use hand or forceps to pull out the motor power cable from mainboard Note Before removal please mark the insert position of the upper and lower motor power cables correctly 6 Remove the backside panel Remove the backside panel away from the unit 7 Disconnect the power cord of the motor Disconnect the motor power cord on the main board with hands or pliers ...

Page 124: ...s away from the motor 10 Loosen the motor Loosen the bolts on the motor with a wrench 11 Remove the motor Use spanner and screwdriver to remove the bolts fixing the motor Remove the motor from motor support 12 Install a new motor to motor support Put the new motor to correct position Use spanner and screwdriver to fix the motor to motor support with bolts ...

Page 125: ...the insert of motor power cable to the mainboard terminal in reverse to the disassembly procedures 15 Assemble the electric box cover Assemble the electric box cover to correct position Use screwdriver to fix the cover onto electric box Removal and Installation of Electronic Expansion Valve Note Before removing the compressor make sure that there is no refrigerant inside the pipe system and that t...

Page 126: ... off the electric expansion valve B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the surrounding material during heating Remove the old expansion valve Remove the old expansion valve A Weld the electric expansion valve B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the surrounding material during he...

Page 127: ...ide the system through liquid valve Establish vacuum inside the system through liquid valve 7 Recharge the refrigerant to the system through liquid valve Recharge the refrigerant to the system through liquid valve The charge volume must be identical to the indications on nameplate ...

Page 128: ...ng the outer housing make sure that the unit has been cut off from the power supply Step Illustration Handling Instruction 1 Remove the top panel a Cut off the power supply b Recover the refrigerant c Loosen the screws on the top panel with a screw driver 2 Remove the top panel Remove upwards the top panel away from the unit 3 Remove the grille Loosen the screws on the grille with a screw driver ...

Page 129: ... of Gas liquid Separator and Compressor Remark Before removing the compressor make sure that there is no refrigerant inside the pipe system and that the power has been cut off Step Illustration Handling Instruction 1 Disconnect the wiring of the power supply of the compressor a Open the cover of the power supply box with a wrench b Disconnect the power cord of the compressor with the pliers c Pull...

Page 130: ...utlet pipe by the means of gas welding b During the welding nitrogen should be inflated and its pressure should be 0 5 0 1kgf c relative pressure c Attention should be taken during the heating to avoid the surrounding objects burnt due to the high temperature 4 Remove the compressor away Remove the compressor away from its base 5 Place the new compressor on the base a Put the new compressor in the...

Page 131: ...ld be taken during the heating to avoid the surrounding objects burnt due to the high temperature 7 Connect the power cord of the compressor a Connect the power cord as the reverse way of disconnection mentioned above b Tighten the cover of the compressor with a screw driver 8 Establish vacuum through liquid valve Establish vacuum inside the system through liquid valve 9 Charge refrigerant through...

Page 132: ...a Cut off the power supply b Recover the refrigerant c Loosen the bolts on the solenoid valve with a wrench 2 Remove the solenoid valve Remove the solenoid away from the four way valve 3 Remove the 4 way valve Use gas welding to heat the pipes connected on the four opennings of 4 way valve Then pull them out from 4 way valve Before welding 4 way valve please record the orientation of 4 way valve a...

Page 133: ...ept at 0 5 0 1kgf c relative pressure 6 Establish vacuum inside the system through liquid valve Establish vacuum inside the system through liquid valve 7 Recharge the refrigerant to the system through liquid valve Recharge the refrigerant to the system through liquid valve The charge volume must be identical to the indications on nameplate Removal and Installation of Fan and Motor Note Before the ...

Page 134: ...the top panel Loosen the screws on the top panel with a screw driver 4 Remove the top panel Remove the top panel From the unit 5 Remove the motor power cable Use hand or forceps to pull out the motor power cable from mainboard Note Before removal please mark the insert position of the upper and lower motor power cables correctly ...

Page 135: ...e the electric box cover from the eletric box 8 Remove the axial flow fan Hold the fan and do not let it run Use spanner to remove the tightening nuts fixing the fan 9 Remove the fan from motor Remove the fan from motor 7 Remove the power cord of the motor Pull out the power cord of the motor ...

Page 136: ...osen the motor Loosen the bolts on the motor with a wrench 12 Remove the motor Use spanner and screwdriver to remove the bolts fixing the motor Remove the motor from motor support 13 Install a new motor to motor support Put the new motor to correct position Use spanner and screwdriver to fix the motor to motor support with bolts ...

Page 137: ...nal in reverse to the disassembly procedures 14 Assemble the electric box cover Assemble the electric box cover to correct position Use screwdriver to fix the cover onto electric box Removal and Installation of Electronic Expansion Valve Remark Before removing the compressor make sure that there is no refrigerant inside the pipe system and that the power has been cut off Step Illustration Handling...

Page 138: ...id valve Establish vacuum inside the system through liquid valve 3 Loosen the electric expansion valve A Unsolder the connecting pipes on both sides of the electric expansion valve Pull off the electric expansion valve B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the surrounding material during heating 4 Remove the electric expansion valve 5 Inst...

Page 139: ...embly of electrical parts box Remark Before removing the electric box or electric box sub assembly make sure that the power has been cut off Step Illustration Handling Instruction 1 Remove the electric box cover Cut off the power Use the screwdriver to remove the fixing screws between electric box cover and electric box Remove the cover from electric box 2 Disconnect the power cord of the motor Di...

Page 140: ...c box sub assembly upward from the middle isolation plate 5 Mount a new electric box sub assembly Assemble the new electric box sub assembly to correct position Use the screwdriver to fix the electric box sub assembly to middle isolation plate and rear side plate according to disassembly procedures 6 Connect the power cable of each component Connect the wires of each component to correct position ...

Page 141: ...cal parts box Remark Before removing the electric box or electric box sub assembly make sure that the power has been cut off Step Illustration Handling Instruction 1 Remove the electric box cover Cut off the power Use the screwdriver to remove the fixing screws between electric box cover and electric box Remove the cover from electric box 2 Remove the power cord of the electric box Pull out the po...

Page 142: ...c box sub assembly upward from the middle isolation plate 5 Mount a new electric box sub assembly Assemble the new electric box sub assembly to correct position Use the screwdriver to fix the electric box sub assembly to middle isolation plate and rear side plate according to disassembly procedures 6 Connect the power cable of each component Connect the wires of each component to correct position ...

Page 143: ...e fan Inverter Outdoor Unit applicable to ACP 36CC100GECI ACP 36CF100GECI Disassembly and Assembly of external casing Remark Before removing the outer housing make sure that the unit has been cut off from the power supply Step Illustration Handling Instruction 1 Disassemble the top panel a Cut off the power supply b Recover the refrigerant c Loosen the screws on the top panel with a screw driver ...

Page 144: ...the top panel away from the unit 3 Disassemble the front side plate Loosen the screws on the front side plate with a screw driver 4 Remove the front side plate Remove the front side plate away from the unit 5 Remove the rear side plate Loosen the screws on the rear side plate with a screw driver ...

Page 145: ...is no refrigerant inside the pipe system and that the power has been cut off Step Illustration Handling Instruction 7 Disconnect the power cord of the compressor a Open the cover of the power supply box with a wrench b Disconnect the power cord of the compressor with the pliers c Pull out the power supply plug of the compressor 2 Remove the screws fixing the gas liquid separator Remove the screws ...

Page 146: ...ipe and the outlet pipe of the compressor A Unsolder the inlet pipe and outlet pipe of the gas liquid separator B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the surrounding material during heating Remove the gas liquid separator A Unsolder the inlet pipe and outlet pipe of the gas liquid separator B During soldering charge nitrogen with pressure ...

Page 147: ...the compressor C The compressor should not be up side down 9 Connect the pipes of the compressor to the system A Weld the pipes of the compressor B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the surrounding material during heating 10 Install a gas liquid separator and fix it A Put the gas liquid separator in the right place B Tighten the screws f...

Page 148: ... Disassembly and Assembly of 4 way valve Remark Before removing the 4 way valve make sure that there is no refrigerant inside the pipe 11 Connect the pipes of the gas liquid separator to the system A Weld the pipes of the gas liquid separator B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the surrounding material during heating 12 Connect the power...

Page 149: ...nnings of 4 way valve Then pull them out from 4 way valve Before welding 4 way valve please record the orientation of 4 way valve and installing position of each opening 4 Remove 4 way valve Remove the old 4 way valve from the unit 1 Loosen the solenoid valve A Cut off the power B Recover the refrigerant C Loosen the bolt fixing the solenoid valve 2 Remove the solenoid valve Remove the solenoid va...

Page 150: ...n pressure kept at 0 5 0 1kgf c relative pressure 6 Establish vacuum inside the system through liquid valve Establish vacuum inside the system through liquid valve 7 Recharge the refrigerant to the system through liquid valve Recharge the refrigerant to the system through liquid valve The charge volume must be identical to the indications on nameplate Removal and Installation of Fan and Motor Rema...

Page 151: ...the cover from electric box 5 Remove the motor power cable Use hand or forceps to pull out the motor power cable from mainboard Note Before removal please mark the insert position of the upper and lower motor power cables correctly 2 Remove the front grille Remove the front grille from the unit 3 Remove the top cover Loosen the screws fixing the top cover ...

Page 152: ...o not let it run Use spanner to remove the tightening nuts fixing the fan 9 Remove the fan from motor Remove the fan from motor 6 Remove the electric box cover Remove the electric box cover from the electric box 7 Remove the power cord of the motor Pull out the power cord of the motor from the mainboard ...

Page 153: ...panner and screwdriver to fix the motor to motor support with bolts 12 Assemble the fan Assemble the axial flow fan to correct position and fix it to the motor shaft in reverse to the disassembly procedures Put the electric box cover to correct position and fix it onto the electric box according to disassembly procedures 13 Connect the motor power cable Connect the insert of motor power cable to t...

Page 154: ...d that the power has been cut off Step Illustration Handling Instruction 1 Loosen the coil of the electric expansion valve Loosen the coil of the electric expansion valve 2 Remove the coil of the electric expansion valve Remove the coil of the electric expansion valve 3 Loosen the old expansion valve A Unsolder the connecting pipes on both sides of the electric expansion valve Pull off the electri...

Page 155: ...e Recharge the refrigerant to the system through liquid valve The charge volume must be identical to the indications on nameplate 4 Remove the old expansion valve Remove the old expansion valve 5 Install a new electric expansion valve and connect it to system A Weld the electric expansion valve B During soldering charge nitrogen with pressure of 0 5 0 1kgf c relative pressure C Do not burn the sur...

Page 156: ...Use the screwdriver to remove the fixing screws between electric box cover and electric box Remove the cover from electric box 4 Remove the electric box sub assembly Move the electric box sub assembly upward from the middle isolation plate 2 Remove the power connecting wire of the electric box Remove the power connecting wire of the electric box 3 Remove the screws fixing the electric box the side...

Page 157: ... assembly to middle isolation plate and rear side plate according to disassembly procedures 6 Connect the power cable of each component Connect the wires of each component to correct position according to disassembly procedures For details please refer to the wiring diagram 7 Assemble the electric box cove Assemble the electric box cover to correct position and use screwdriver to tighten the fixin...

Page 158: ...12K3CI Removal and Assembly of Fan Motor Remarks Before removing the fan make sure to cut off the power firstly Step Illustration Handling Instruction 1 Unplug the motor cables Cut off the power supply of indoor unit Use screwdriver to remove the electric box cover and unplug the motor cables in electric box ...

Page 159: ... water tray Use screwdriver to loosen the screws fixing the water tray 2 Remove the water tray Remove the water tray 3 Loosen the bolts fixing the fan Use spanner to loosen the bolts fixing the fan 4 Remove the fan Remove the fan 5 Loosen the screws fixing the motor Use screwdriver to loosen the screws fixing the motor 6 Remove the motor and replace it Remove the motor and replace it ...

Page 160: ...hten the fixing bolts Mount the fan and use spanner to tighten the bolts fixing the fan 9 Mount the water tray and tighten the screws Use screwdriver to loosen the screws fixing the water tray emoval and Installation of Drainage Pump Step Illustration Handling Instruction 1 Loosen the screws fixing the water tray Use screwdriver to loosen the screws fixing the water tray 2 Remove the water tray Re...

Page 161: ... Instruction 4 Take out the pump and replace it Take out the pump and replace it 5 Connect the drainage pipe and tighten the screws fixing the water pump Connect the drainage pipe and use screwdriver to tighten the screws fixing the water pump 6 Mount the water tray and tighten the screws Use screwdriver to loosen the screws fixing the water tray 1 Loosen these screws 2 Loosen the screws fixing th...

Page 162: ...supply is cut off before disassembling and protect all the parts during disassembly Do not scratch the outer parts Step Illustration Handling Instruction Remove right and left finishing plates Remove the screws as shown in the graph with screwdriver and then push upward to remove the right and left finishing plates As is shown in the graph arrow represents the position of screws Remove right and l...

Page 163: ...and protect all the parts during disassembly especially the joints of the air deflecting plate Step Illustration Handling Instruction Remove sub assy of air deflecting plate Remove the air deflecting plates from the air deflecting plate support assembly and then remove both ends from the air sweeping motor joint As is shown in the graph arrow represents the support assembly and circle the air swee...

Page 164: ...arts during disassembly Step Illustration Handling Instruction Remove fixing plate sub assy for air sweeping fans Remove the screws shown in the graph with screwdriver Remove fan and motor components Remark Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly especially the fastening screws for fans Step Illustration Handling Instruction 1 Re...

Page 165: ...put filter screen near the high temperature heat source Step Illustration Handling Instruction Disassembly of sub assy of front grill Unscrew the 2 clasps of the upper grill and the 2 screws of the clasps Open the grill disassemble the 2 down clasps to remove the grill Disassembly of right and left finishing plates Remark Make sure the power supply is cut off before disassembling and protect all t...

Page 166: ...ic box cover Remove 3 screws as shown by the arrow in the graph on left and remove the electric box cover Disassembly of air deflecting plate modules Remark Make sure the power supply is cut off before disassembling and protect all the parts during disassembly especially the joints of the air deflecting plate Step Illustration Handling Instruction Disassembly of sub assy of air deflecting plate Re...

Page 167: ...ply is cut off before disassembling and protect all the parts during disassembly Step Illustration Handling Instruction Disassembly of fixing plate sub assy for air sweeping fans Remove the display board mounting support and mounting plate of swing motor in turn Disassembly of fan and motor components Remark Make sure that the power supply is cut off before disassembling and protect all the parts ...

Page 168: ...ing support 4 Disassembly of motor Loosen the 2 screws of the motor attaching clamp remove the motor attaching clamp and motor attaching clamp subassembly to remove the motor Disassembly of right and left fixing plates Remark Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly Step Illustration Handling Instruction Disassembly of right and l...

Page 169: ...4 Temperature Sensor 3900028008 1 5 Clapboard Sub Assy 01233385 1 6 Right Side Plate Sub Assy 0130317801 1 7 Big Handle 26233433 1 8 Valve Support 01703089P 1 9 Cut off Valve 07130239 1 10 Valve 07100005 1 11 Magnet Coil 4300040050 1 12 4 way Valve 430004022 1 13 4 way Valve Assy 03123385 1 14 Chassis Sub assy 01203912P 1 15 Compressor and fittings 00103209 1 16 Motor Support 01703058 1 17 Fan Mot...

Page 170: ...30228206 26 Main Board 30228207 1 27 Reactor 43130184 1 28 Capacitor 33010026 1 29 Terminal Board 42011154 1 ACP 12CC35GECI Model 18CC50GECI ACP 18CF50GECI Exploded View Spare Parts List NO Name of Part Part Code Qty 1 Front Grill 22415002 1 2 Front Panel 01535008P 1 3 Chassis Sub Assy 0120371401P 1 4 Compressor And Fittings 00103501 1 5 Compressor Gasket 76710236 3 6 Magnet Coil 4300040033 1 7 4 ...

Page 171: ...valve fitting 4300876703 1 21 Inductance 4312002001 1 22 Supporter 01805405 1 23 Supporting Strip 01895240 1 24 Temperature Sensor 3900028010 1 25 Rear Grill 01473043 1 26 Clapboard Sub Assy 01232902 1 27 Condenser Assy 01113386 1 28 Motor Support Sub Assy 01705020 1 29 Top Cover 01255005P 1 30 Left Handle 26235401 1 31 Supporting board 01795010 1 32 Left Side Plate 01305041P 1 33 Fan Motor 150150...

Page 172: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 224 Model ACP 24CC70GECI ACP 24CF70GECI Exploded View ...

Page 173: ...00005 1 15 Pressure Protect Switch 460200061 1 16 electrical heater 76518732 1 17 Chassis Sub assy 01195307P 1 18 Compressor Gasket 76710207 3 19 Compressor and fittings 00105036 1 20 Clapboard 01245237 1 21 Motor Support Sub Assy 01805362 1 22 Fan Motor 15705224 1 23 Axial Flow Fan 10335005 1 24 Front Side Plate 01305072P 1 25 left handle 26235401 2 26 Cabinet 01435004P 1 27 Front Grill 22415003 ...

Page 174: ...or 150154516 1 7 Left Side Plate 01305064P 1 8 Motor Support Sub Assy 1805396 1 1125736 9 Condenser Assy 1125392 1 10 Rear Grill 1475012 1 11 Top Cover 01255009P 1 12 Air Guard 1355204 1 13 Clapboard Sub assy 1245246 1 14 Gas liquid Separator Sub Assy 7255201 1 7335263 15 Electric Expansion Valve Sub Assy 7335271 1 16 Handle 26235253 1 17 Right Side Plate Sub Assy 01305441P 1 4145397 18 4 way Valv...

Page 175: ...ation Tube 4655520 1 26 Front Side Plate Sub Assy 1305508 1 27 Handle 26235253 1 28 Electric Box Sub assy 1395852 1 29 Electric Box Cover 1425326 1 30 Main Board 30224305 1 31 Electric box 1425330 1 32 Electric box Assy 1395810 1 33 Radiator 49010252 1 34 Terminal Board 42011242 1 35 Terminal Board 42011103 1 36 Capacitor 33010009 1 37 PFC Inductance 43120011 1 38 Electric Box Cover Sub assy 14253...

Page 176: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 242 Model ACP 12CC35GECI Exploded View ...

Page 177: ... Loop 76515202 2 16 Electric Box Assy 01399603 1 17 Terminal Board 42010258 1 18 Transformer 43110233 1 19 Capacitor CBB61 33010026 1 20 Main Board 30227110 1 21 Electric Box Cover 01412723 1 22 Magnetic Ring 49010104 1 23 Seat Board Sub Assy 01222712 1 24 pass wire plate 01362701 1 25 Signal Wire 40030079 1 26 Signal Wire 390000592 1 27 Room Sensor 39000191 1 28 Left Baffle Plate 01362703 1 29 Ev...

Page 178: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 244 Model ACP 18CC50GECI Exploded View ...

Page 179: ...Electric Base Plate 01412721 1 15 Flow guide Loop 10372701 1 16 Terminal Board 42010258 1 17 Electric Box 26909439 1 18 Transformer 43110233 1 19 Electric Box Cover I 20102702 1 20 Ambient Temperature Sensor 390001911 1 21 Electric Box Cover II 20102703 1 22 Main Board 30227111 1 23 Capacitor 33010010 1 24 Electric Box Assy 01399604 1 25 Evaporator Support Assy 01072703 2 26 Fan Fixer 10312701 1 2...

Page 180: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 246 Model ACP 24CC70GECI Exploded View SWING TIMER FAN ON OF F MODE TJ_01 ...

Page 181: ...10372701 1 12 Electric Box Assy 01399604 1 13 Terminal Board 42010258 1 14 Transformer 43110233 1 15 Electric Box Cover Sub Assy1 20122054 1 16 Tube Sensor 390001921 1 17 Remote Controller 305125063 1 18 Electric Box Cover Sub Assy2 20122055 1 19 Main Board 30227111 1 20 Capacitor CBB61 33010010 1 21 Drain Hose Sub Assy 05232702 1 22 Evaporator Support Assy 01072703 2 23 Room Sensor 390001911 1 24...

Page 182: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 249 Model ACP 36CC100GECI Exploded View ...

Page 183: ... Assy 1029422 1 13 Water Tray Assy 20182701 1 14 Electric Base Plate 01412721 1 15 Flow guide Loop 10372722 1 01399610 16 Electric Box 1399509 1 17 Terminal Board 42010258 1 18 Transformer 43110233 1 19 Electric Box Cover I 20102702 1 20 Room Sensor 390001911 1 21 Remote Controller 305125063 1 22 Electric Box Cover II 20102703 1 23 Main PCB 30227111 1 24 Capacitor 33010012 1 25 Drainage Plastic 05...

Page 184: ... 01809417 1 5 Rear volute casing 26905206 4 6 Centrifugal fan 10425200 4 7 Fan Motor 1570940901 1 8 Clamping Band Assembly 70815201 1 9 Bar Clasp 70818405 1 10 Front volute casing 26905205 4 11 Rear connect plate 01349416 1 12 Supporter 01809418 1 13 Joint Slack 73018731 2 14 Rotary Axis Sub Assy 2289405 2 15 Supporter 01805288 1 01399516 01399623 16 Electric Box Assy 01399501 1 33010089 17 Capaci...

Page 185: ...lector Sub Assy 02229418 1 32 Rear side plate assy 01319430 1 33 Water Groove 26909450 1 34 Fixed Plate 26909442 1 35 Base Frame 26909448 1 36 Display Board 30294219 1 37 Display Board Sub Assy 02229416 1 38 Rotating Shaft 26909430 4 39 Front connect plate 01349414P 1 40 Guide Louver 10619403 2 41 Step Motor 1521240206 1 42 Louver Clamp 26112127 3 43 Supporter 26909449 2 44 Air Louver 10619404 16 ...

Page 186: ...ket 3 Guide Louver 26909409 3 6 Rear side plate assy 0131941901 1 7 Step Motor 1521240206 1 8 Rotating Shaft 26909413 1 9 Connecting Rod 26909411 1 10 Rotating Shaft 26909412 1 11 Left foam assy 12509408 1 12 Display Board Sub Assy 02229416 1 13 Display Board 30294224 1 14 Left Side Plate Sub Assy 01319406 1 15 Left Pensile Bracket 01809401 1 16 Transformer 4311023701 1 17 Main Board 30224223 1 18...

Page 187: ...t Slack 73018731 1 32 Fan Motor 15709407 1 33 Fixing plate 02229408 2 34 Bracket for motor 01329407 1 35 Rear volute casing 26909419 3 36 Front Grill sub assy 01579402 3 37 Top cover 01269404P 1 38 Drainage Pipe Sub assy 05235434 1 39 Remote Controller 305125063 1 40 Swing lever 10582008 2 41 Water Tray Assy 01289405 1 42 Air Louver 26909418 18 43 Swing lever 10582009 2 44 Evaporator Assy 01029455...

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