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Sinclair ASC-18A, Service Manual

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Sinclair ASC-18A Service Manual Download Page 194

DC INVERTER U-MATCH AIR CONDITION                                       MAINTENANCE 

 

177

3. 
Remove 
the motor 
support

 

 

●

 Loosen the 

screws fixing the 
motor support 
and remove the 
motor support 
sub-assembly. 
(As shown, what 
the arrow 
indicates is the 
motor support)

 

4. 
Remove 
the motor 

 

●

 Loosen the 

motor wiring 
plug inside the 
electric box. 
Remove the 
motor. 

 

Removal of Evaporator 

Remark: Before removal, please make sure that the power supply has been cut off. During removal, please 

take care to protect the copper tube and aluminum fin of evaporator. The copper tube shall be well sealed if 

it is to be removed for a long time. 

Step Illustration 

Handling 

Instruction 

1. Remove 

the right side 

plate 

●

 Loosen the screws 

tightening the right side 

plate and remove the 

right side plate (As 

shown, what the arrow 

indicates is the right 

side plate). 

Summary of Contents for ASC-18A

Page 1: ...SERVICE MANUAL CASSETTE FLOOR CEILING DUCT UNITS DC INVERTER SERIES OUTDOOR UNITS OUTDOOR AND INDOOR UNITS ...

Page 2: ...last actualization 2011 ...

Page 3: ...0 ASGE 24AI 23880 27330 R410A 220 240 1 50 ASGE 24AI S 23880 27330 R410A 220 240 1 50 ASGE 36AI S 34100 36800 R410A 220 240 1 50 ASGE 42AI 3 S 40600 40500 R410A 220 240 1 50 ASGE 36AI 36000 42000 220 240 1 50 ASGE 36AI 3 36000 42000 R410A 380 415 3 50 ASGE 42AI 3 42000 48000 380 415 3 50 Note 1 Ton 12000Btu h 3 517kW ASGE ASGE 36AI 3 S 34100 36800 R410A 380 415 3 50 ...

Page 4: ... 36000 42000 ASD 36AI S 34100 36800 ASD 42AI 42000 48000 ASD 42AI S 40600 45000 Duct Type 220 240 1Ph 50Hz ASF 18AI 17060 19790 ASF 24AI 23880 27300 ASF 36AI 36000 42000 R410A ASF 36AI S 34100 36800 ASF 42AI 40940 44350 ASF 42AI S 42000 48000 Ceiling Type ASC 18AI 17060 19790 ASC 24AI 23880 27300 ASC 36AI 36000 42000 ASC 36AIS 34100 36800 ASC 42AI 42000 48000 ASC 42AI S 40600 44350 Cassette Type ...

Page 5: ...380 415V 50Hz heat pump DC inverter T1 condition and refrigerant of R410a 3 ASD 24AI means duct type indoor unit with nominal cooling capacity of 24000Btu single phase power supply of 220 240V 50Hz heat pump DC inverter T1 condition and refrigerant of R410a N o t e 1 T o n 1 2 0 0 0 B t u h 3 5 1 7 k W N O T E S T h e u n i v e r s a l o u t d o o r u n i t s m e a n s t h a t t h e c u s t o m e ...

Page 6: ...ds 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 allowable level compresso...

Page 7: ...a 60 Sound Pressure Level H M L dB A 42 40 38 Air Filter Standard washable synthetic Drain Piping mm φ32 1 5 Dimensions W H D Outline Package mm 1012 266 736 1120 323 795 Weight Net Gross kg 34 41 Outdoor Unit ASGE 18AI Power Supply 220 240V 1 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 03 n Fan Motor Speed rpm 850 Type ROTARY Compressor Power Input W 1630 Type R410A Cont...

Page 8: ...synthetic Drain Piping mm φ20 1 2 φ20 1 2 Dimensions W H D Outline Package mm 1270 268 530 1345 283 594 1226 290 775 1335 305 834 Weight Net Gross kg 37 43 54 61 Outdoor Unit Power Supply 220 240V 1 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 068 0 092 2 Fan Fan Motor Speed H M L rpm 840 620 400 940 700 Type ROTARY SCROLL Compressor Power Input W 1630 3240 Type R410A Cont...

Page 9: ...Pressure Level H M L dB A 50 48 46 Air Filter Standard washable synthetic Drain Piping mm φ20 1 2 Dimensions W H D Outline Package mm 1226 290 775 1335 305 834 Weight Net Gross kg 54 61 Outdoor Unit ASGE 36AI 3 ASGE 42AI 3 Power Supply 380 415V 3 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 092 2 0 092 2 Fan Fan Motor Speed H M L rpm 940 700 940 700 Type SCROLL Compressor ...

Page 10: ...c Drain Piping mm φ26 2 Dimensions W H D Outline Package mm 1270 268 530 1345 283 594 1226 290 775 1335 305 834 Weight Net Gross kg 37 43 54 61 Outdoor Unit Power Supply 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 068 1 0 093 1 Fan Fan Motor Speed H M L rpm 840 620 400 780 500 Type ROTARY Compressor Output Input W 1630 3010 7 5 Type R410A Control Electronic expa...

Page 11: ...Standard washable synthetic Drain Piping mm φ26 2 Dimensions W H D Outline Package mm 1226 290 775 1335 305 834 Weight Net Gross kg 54 61 Outdoor Unit Power Supply 380 415V 50Hz 3Ph 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 93 1 Fan Fan Motor Speed H M L rpm 780 500 820 20 Type ROTARY Compressor Power Input kW 3010 7 5 Type R410A Control Electronic Expansion V...

Page 12: ... 6 WB 19 66 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 ...

Page 13: ... dB A 54 50 46 Air Filter Standard washable synthetic Drain Piping mm φ28 1 5 Dimensions W H D Outline Package mm 836 238 695 935 295 805 Weight Net Gross kg 26 33 Outdoor Unit ASGE 18AI Power Supply 220 240V 1 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 03 n Fan Motor Speed rpm 850 Type ROTARY Compressor Power Input W 1630 Type R410A Control Electronic Expansion Valve Re...

Page 14: ...tic Drain Piping mm φ28 1 5 φ28 1 5 Dimensions H W D Outline Package mm 1300 188 600 1414 248 724 1590 238 695 1714 330 830 Weight Net Gross kg 33 40 48 58 Outdoor Unit Power Supply 220 240V 1 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 068 0 092 2 Fan Fan Motor Speed H M L rpm 840 620 400 940 700 Type ROTARY SCROLL Compressor Power Input W 1630 3240 Type R410A Control El...

Page 15: ...B A 54 51 48 Air Filter Standard washable synthetic Drain Piping mm φ28 1 5 Dimensions W H D Outline Package mm 1590 238 695 1714 330 830 Weight Net Gross kg 48 58 Outdoor Unit Power Supply 380 415V 3 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 092 2 Fan Fan Motor Speed H M L rpm 940 700 Type SCROLL Compressor Power Input W 4160 Type R410A Control Electronic Expansion Val...

Page 16: ...ynthetic Drain Piping mm φ17 2 5 Dimensions H W D Outline Package mm 1300 188 600 14 14 248 724 1590 238 695 1 714 330 830 Weight Net Gross kg 33 40 48 58 Outdoor Unit Power Supply 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 068 1 0 093 1 Fan Fan Motor Speed H M L rpm 840 620 400 780 500 Type ROTARY Compressor Power Input W 1630 3010 7 5 Type R410A Control Elect...

Page 17: ...d washable synthetic Drain Piping mm φ17 2 5 Dimensions W H D Outline Package mm 1590 238 695 1714 330 830 Weight Net Gross kg 48 58 Outdoor Unit Power Supply 380 415V 50Hz 3 Ph 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 093 1 Fan Fan Motor Speed H M L rpm 780 500 820 20 Type ROTARY Compressor Power Input W 3010 7 5 Type R410A Control Electronic expansion valve...

Page 18: ... 6 WB 19 66 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 ...

Page 19: ...40 240 840 960 310 960 840 320 840 960 394 960 Weight Net Gross kg 20 27 30 38 32 43 Panel Dimensions Outline Package W H D mm 650 50 650 670 102 730 950 60 950 1025 115 1040 950 60 950 1025 115 1040 Panel Weight Net Gross kg 2 5 3 5 6 5 10 6 5 10 Outdoor Unit Power Supply 220 240V 1 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 03 0 068 0 093 2 Fan Fan Motor Speed H M L rp...

Page 20: ...iping mm φ32 3 Indoor Unit Dimensions Outline Package W H D mm 840 320 840 960 394 960 Weight Net Gross kg 32 43 Panel Dimensions Outline Package W H D mm 950 60 950 1025 115 1040 Panel Weight Net Gross kg 6 5 10 Outdoor Unit Power Supply 380 415V 3 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 092 2 Fan Motor Speed H M L rpm 940 700 Type SCROLL Type R410A Control Electroni...

Page 21: ...Indoor Unit Dimensions Outline Package W H D mm 840 320 840 960 394 960 Weight Net Gross kg 32 43 Panel Dimensions Outline Package W H D mm 950 60 950 1025 115 1040 Panel Weight Net Gross kg 6 5 10 Outdoor Unit Power Supply 380 415V 3 Ph 50HZ Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 092 2 Fan Fan Motor Speed H M L rpm 940 700 Type SCROLL Compressor Power Input W 4160 Type R410...

Page 22: ...ine Package W H D mm 840 240 840 960 310 960 840 320 840 960 394 960 Weight Net Gross kg 30 38 32 43 Panel Dimensions Outline Package W H D mm 950 60 950 1025 115 1040 950 60 950 1025 115 1040 Panel Weight Net Gross kg 6 5 10 6 5 10 Outdoor Unit Power Supply 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 068 1 0 093 1 Fan Fan Motor Speed H M L rpm 840 620 400 780 5...

Page 23: ...D mm 840 320 840 960 394 960 840 320 840 960 394 960 Weight Net Gross 32 43 32 43 Panel Dimensions Outline Package W H D mm 950 60 950 1025 115 1040 950 60 950 1040 115 1025 Panel Weight Net Gross kg 6 5 10 6 5 10 Outdoor Unit Power Supply 380 415V 50Hz 3Ph 220 240V 50Hz 1Ph Heat Exchange Cross Fin Coil Type Axial fan Motor Output kW 0 093 1 Fan Fan Motor Speed H M L rpm 780 500 820 20 Type ROTARY...

Page 24: ...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 43 7 43 with low Ambient kit Heating 7 24 ...

Page 25: ... 0 1 6 20 1 10 7 ASD 24AI 1 35 2 11 1 ASF 24AI 0 36 1 5 11 1 ASGE 24AI ASC 24AI 1 41 8 38 0 61 0 32 6 20 1 11 1 ASD 24AI S 1 35 2 11 1 ASF 24AI S 0 36 1 5 11 1 ASGE 24AI S ASC 24AI S 1 41 8 38 0 61 0 32 6 20 1 11 1 ASD 36AI 4 5 5 7 20 6 ASF 36AI 1 35 2 20 6 ASGE 36AI ASC 36AI 1 15 8 0 8 0 54 10 32 1 20 6 ASD 36AIS 3 26 5 7 20 6 ASF 36AIS 0 8 2 20 6 ASGE 36AI S ASC 36AI S 1 13 5 0 85 0 87 10 32 1 2...

Page 26: ...eres Amperes ASD 36AI 4 5 5 7 19 8 ASF 36AI 1 35 2 19 8 ASGE 36AI 3 ASC 36AI 1 15 2 0 8 0 54 10 25 1 19 8 ASD 36AI S 3 26 5 7 19 8 ASF 36AI S 0 8 2 19 8 ASGE 36AI 3 S ASC 36AI S 1 13 5 0 85 0 87 10 25 1 19 8 ASD 42AI 4 5 5 7 19 8 ASF 42AI 1 35 2 19 8 ASGE 42AI 3 ASC 42AI 1 15 2 0 8 0 54 10 25 1 19 8 380 415 3 50 Notes RLA Rated load amperes LRA Locked rotor amperes FLA Full load current 5 PIPING D...

Page 27: ...CONTROL ...

Page 28: ...DC INVERTER U MATCH AIR CONDITIONERS CONTROL CONTROL 1 OPERATION FLOWCHART 1 1 Cooling Dry Operation ...

Page 29: ...DC INVERTER U MATCH AIR CONDITIONERS CONTROL 1 2 Heating Operation When indoor room temp is 1 C above set temperature unit stop heating When ind room temp 1 C under set temperature unit starts heating ...

Page 30: ...trol logic behind If the load is 0 the EXV will be firstly opened to step X then the indoor fan is started After 30 seconds the compressor is started at initial frequency 40Hz and will be maintained for 3 minutes After that the compressor EXV and outdoor fan will adjust according to logic Compressor Outdoor fan Cooling mode 3 min Send out switch off command Acc to control logic Acc to control logi...

Page 31: ...Max capacity output A 90 Compressor Outdoor fan Indoor fan cooling 4 way valve Capacity demand 0 Dry Mode Max capacity output A 90 480 steps 60 sec 150 sec 30 sec 3 min 3 sec Send out switch off command Acc to control logic Acc to control logic 150s after the compressor is stopped Firstly switch off to step 0 and then switch off step 60 Send out dry command X steps ...

Page 32: ...quency is increased to 20Hz After 10 seconds the 4 way valve is energized and then the indoor fan will run as per cold air prevention mode The compressor will keep running at initial frequency for 3 minutes After that the compressor EXV and outdoor fan will adjust according to logic Compressor Outdoor fan Indoor fan cooling 4 way valve 480 steps 60 sec 150 sec 30 sec 3 min 3 sec Send out switch of...

Page 33: ...nutes The conditions for ending the defrosting are as follows The defrosting is ended when one of the following three conditions is satisfied When the temperature of o utdoor heat exchanger rises to higher than 10 When the temperature of outdoor heat exchanger rises to higher than 8 and this lasts for over 80 Variable Frequency Compressor Outdoor fan Indoor fan 4 way valve Heating Defrosting Time ...

Page 34: ...the defrosting keeps for 10 minutes 2 5 Fan Mode OFF OFF OFF OFF OFF OFF H The indoor fan will run at high speed for 5 seconds before running at preset speed Compressor Outdoor fan Indoor fan 4 way valve Fan Mode Start Manual Stop Run at preset speed Time HIGH ...

Page 35: ...scription 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 36: ...tion 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 b...

Page 37: ...on 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 38: ... CONDITIONERS CONTROL 4 WIRED REMOTE CONTROLLER 4 1 Operation View 4 1 1 Wired Controller Duct Type ASD MODE ON OFF FAN SLEEP TIMER 4 1 2 Wired Controller Cassette Type and Ceiling Type ASC and ASF MODE ON OFF FAN SWING TIMER ...

Page 39: ... turned off press the FAN button for 5seconds And set up the fresh air setup 3 Outer ambient temperature display Under normal condition ENV will display the room ambient temperature at unit turned on or unit turned off status press SLEEP SWING button last for 5 seconds the LCD will display OUT ENV 4 MEMORY function setup At unit turned off press MODE button for 10 seconds could switch whether turn...

Page 40: ...speed 4 Set temp display Display set temp value its range is 16 30 5 Run mode display auto mode cool mode dry mode fresh fan mode fan mode heat mode only cool and heat unit 6 Indoor temp display Display surrounding temp indoor 7 Outdoor temp display Display surrounding temp outdoor 8 Frost display When unit frosts it display 9 Sleep display Display sleep at Sleep mode 10 Swing display When setting...

Page 41: ...tter if surface mounting or concealed mounting is selected it is required to drill 2 holes in the same level which distance shall be the same as the distance 60mm of installation holes in the bottom plate of the wire controller Then insert a wood plug into each hole Fix the bottom plate of the wire controller to the wall by using the two holes Plug the communication line onto the control panel Las...

Page 42: ... Installation No Name 1 Wall Surface 2 Bottom Plate of Wire Controller 3 Screw M4X10 4 Panel of Wire Controller Caution The communication distance between the main board and the wire controller can be as far as 20m The standard distance is 8m The wire controller shall not be installed in a place where there is water drop or large amount of water vapor ...

Page 43: ...of units can be controlled simultaneously by the centralized controller not with week timer ration View Name Function description N button Press the button to set start unit 5 1 2 Ope NO 1 O 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 address ...

Page 44: ...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 45: ...week part of time 4 CANCEL DELET E button short press cancel delete to back to default page or last process long press cancel delete to cancel timer of a certain time period in a certain day 5 SINGLLE GROU P button short press single group to enter single control setting SINGLE displayed long press single group to enter group control setting GROUP displayed 6 TIMER TIME button Short press timer ti...

Page 46: ... on when set unit on on will display off when set unit off off will display 7 timer on time displays Display starts time 8 on control displays When set unit or group on it will display 9 off control displays When set unit or group off it will display 10 present time in week display Display present time of week 11 present time in Hr Min displays Display time of hour and minute now 12 timer off time...

Page 47: ...DC INVERTER U MATCH AIR CONDITIONERS CONTROL 5 2 4 Dimensions ...

Page 48: ... Example 2 If the dial value is 1010 this represents that the serial number is 11 the pins 2 4 of the DIP switch are dialed to the opposite end of ON and the pin 1 3 is dialed to ON Position Number Position Number Position Number Position Number 0000 1 0100 5 1000 9 1100 13 0001 2 0101 6 1001 10 1101 14 0010 3 0110 7 1010 11 1110 15 0011 4 0111 8 1011 12 1111 16 See below 机组编码 １ ００００ 机组编码 ２ ０００１ 机...

Page 49: ...onewirebox Telephonewirebox Telephonewirebox Twisted wirewithcrystaljoint Longest distance 1200m AC LAC N Powersupply Corresponding relation between code switch and sequence of unit Note Putting code switch to ON means 0 P S P S P S P S 0000 1 0010 5 0001 9 0011 13 1000 2 1010 6 1001 10 1011 14 0100 3 0110 7 0101 11 0111 15 1100 4 1110 8 1101 12 1111 16 ...

Page 50: ...compressor E4 Air discharge high temperature protection of compressor E5 Overload protection of compressor or Inverter error E6 Transmit malfunction E8 Indoor fan protection E9 Water flow protection F0 Malfunction of indoor environment sensor at air return vent F1 Evaporator sensor malfunction F2 Condenser sensor malfunction F3 Outdoor environment sensor malfunction F4 Malfunction of air discharge...

Page 51: ...le protection ON BLINK BLINK ON ON ON E5 Compressor overspeed ON BLINK BLINK ON ON OFF E5 Sensor connection protection ON BLINK BLINK ON ON BLINK E5 Temperature shift protection ON BLINK BLINK ON OFF ON E5 AC contactor protection ON BLINK BLINK ON OFF OFF E5 AC current protection input side ON BLINK ON BLINK ON OFF E5 Inverter ambient sensor fault ON BLINK ON BLINK OFF ON E5 High pressure protecti...

Page 52: ...INSTALLATION ...

Page 53: ... avoid possible explosion or fire due to leakage 1 1 2 Installation Site Ensure the top hanging piece has strong strength to withstand the weight of the unit The drainage pipe has convenient flow of water There is no obstacle blocking the return air inlet and exhaust outlet so as to ensure sound air circulation The installation spaces required by the drawing must be ensured so as to provide enough...

Page 54: ...on The preparation of all pipes connecting pipes and drainage pipes and cables connecting lines of wire controller indoor unit and outdoor unit must be ready before the installation so as to achieve smooth installation Drill an opening on the ceiling Maybe it is required to support the ceiling to ensure the evenness of it and avoid the vibration of it Consult with the user or a construction compan...

Page 55: ...el from front to back or from left to right as shown in Fig 1 1 6 Air Supply Air Intake i Condensate Drainpipe Level Instrument Condensate Drainpipe Enlarged View As the inside of the unit is in the negative pressure status it is required to set up a backwater elbow The requirements is A B P 10 20 mm P is the absolute pressure inside the unit The unit of the pressure is Pa Figure 1 1 6 1 1 4 Dimen...

Page 56: ... Insulation materials for liquid pipe 1 Used for liquid pipe connector on indoor unit Insulation materials for drainage pipe 2 Used for wrapping the condensate pipe and rubber plug Nut M8 with gasket 8 Use for fixing the hanger hook 4 Nut and spring gasket 4 4 sets used for ceiling mounting of the indoor unit Hook 4 Used for ceiling mounting of the indoor unit Strap 4 or 8 pcs 4 pcs for 18KBtu h u...

Page 57: ...ubber plugs When connecting the drainage pipe with the unit do not apply excessive force to the pipeline at the side of the unit The fixing position of the pipeline shall be near the unit Purchase general purpose hard PVC pipe locally to be used as the drainage pipeline When carrying out connection place the end of the PVC pipeline into the drainage hole Use flexible drainage tube and tighten it w...

Page 58: ...rainage Pipeline must be covered by thermal insulation materials to avoid generation of exterior condensate As shown in Figure 1 1 10 Thermal insulation layer of condensate pipe Pipe cover Figure 1 1 10 1 1 7 Installation of air duct and round duct for duct type unit Caution The supply air duct the return air duct and the fresh air duct must be covered with a layer of thermal insulation so as to a...

Page 59: ...orption shall be considered in the design and installation of the air duct Additionally the noise source must be far away from where people stay The return air inlet shall not be located above the place where users stay offices and rest places etc 1 Installation of supply air duct Installation of rectangular air duct as shown in Fig 1 1 11 Figure 1 1 11 Serial No Name Serial No Name 1 Hanger rod 5...

Page 60: ...the Supply air outlets at least one shall be kept open Round air duct can also be used in which a thermally insulated round hose is used to supply the air to the room Both the supply air duct and return air duct shall be thermally insulated 2 Installation of fresh air duct Limited to excessive residual pressure unit with a cooling capacity over 6000W Cut off the fresh air baffle when connecting th...

Page 61: ...n between square flange and cover plate of return air inlet Rivet the return air duct to the return air inlet of indoor unit and connect another end to return air window For free adjustment of the height you may fabricate a section of canvas air duct and reinforce with 8 iron wire in folded form You may select the installation methods in overall consideration of the building and maintenance condit...

Page 62: ...ATCH AIR CONDITIONERS INSTALLATION Number Name Number Name １ Return air window with filter ４ ２ Canvas air duct ５ Supply air duct ３ Return air duct 6 Test grill Figure 1 1 15 Return air Supply air Return air Supply air ...

Page 63: ...of protection and safety it is suggested to move 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 c...

Page 64: ...ceiling stays inside the arrowed position Readjust the hanger bracket when it is outside the arrowed position Refer to Figure 1 2 3 Suspension bolt stays inside the cap of indoor unit Never remove the cap Lift the unit and slide forward unit the dent Refer to Figure 1 2 4 Screw tightly both hanger bracket setting bolts M8 Refer to Figure 1 2 2 Screw tightly both hanger bracket fixing bolts M6 to p...

Page 65: ...DITIONERS INSTALLATION Figure 1 2 5 Figure 1 2 6 1 2 4 Dimension Data Figure 1 2 7 Unit mm Model A B C D E ASF 18AI 836 238 745 695 260 ASF 24AI 1300 188 1202 600 260 ASF 36AI ASF 36AI S ASF 42AI ASF 42AI S 1590 238 1491 695 260 ...

Page 66: ...rubber plugs When connecting the drainage pipe with the unit do not apply excessive force to the pipeline at the side of the unit The fixing position of the pipeline shall be near the unit Purchase general purpose hard PVC pipe locally to be used as the drainage pipeline When carrying out connection place the end of the PVC pipeline into the drainage hole Use flexible drainage tube and tighten it ...

Page 67: ...fore decorating the ceiling 3 Matters of Attention The drain pipe outlet direction can be chosen from either the right rear or right The diameter of the drain pipe should be equal to or greater than the diameter of the connecting pipe Vinyl tube pipe size 20mm outer dimension 26mm Keep the drain pipe short and incline downwards at a gradient of at least 1 100 to prevent air pockets Refer to Figure...

Page 68: ...rm 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 place of installation is far from the area where the inflammable or explosive substances are stored thus to avoid possible explosion or fire due to leakage 1 3 2 Installation Site Obstruct shou...

Page 69: ...s 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 the kitchen so that the lampblack would not be indraft by the air conditioner 1 3 3 Caution for Installation 1 Important notice To guarantee the good performance the unit must be installed by professional pe...

Page 70: ...３２ ６６ｍｍ １７ ５ １６ ４４０ｍｍ ASC 18AI Figure 1 3 1 pe pi ant 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 ０ ８４０ ASC 24AI ASC 36AI ASC 3...

Page 71: ...in the ceiling must be done by the professional personnel Figure 1 3 3 Cautions The dimension for the ceiling openings with marks can be as large as 910mm But the overlapping sections of the ceiling and the decorated surface boards should be maintained at no less than 20mm ...

Page 72: ... 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 angle of the drainage pipe at the outlet vent by bolt Adjust the unit to the suitable install place Check if the ...

Page 73: ... MATCH AIR CONDITIONERS INSTALLATION 1 3 4 Dimension Data Figure 1 3 5 Model H A B C D E ASC 18AI 245 650 400 606 440 66 ASC 24AI 275 950 680 840 720 76 ASC 36AI ASC 36AI S ASC 42AI ASC 42AI S 345 950 680 840 720 76 ...

Page 74: ...e fixing position of the pipeline shall be near the unit Purchase general purpose hard PVC pipe locally to be used as the drainage pipeline When carrying out connection place the end of the PVC pipeline into the drainage hole Use flexible drainage tube and tighten it 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 la...

Page 75: ...e thickness 1 5mm Drain hose should be short and drooping gradient should at less 1 100 to prevent the formation of air bubble If drain hose cannot has enough drooping gradient drain raising pipe should be added To prevent bent of the drain hose the distance between hoisting stand should is 1 to 1 5m As shown in Figure 1 3 8 １ １ ５ｍ Correct 1 100 or more gradient wrong Figure 1 3 8 The install heig...

Page 76: ...capacity of the unit Figure 1 3 11 Check the smoothness of drain after installation Check the drain state by immiting 600cc water slowly from the outlet vent or test hole As shown in Figure 1 3 12 Check the drain in the state of refrigerating after installation of the electric circuit Test hole cover Drain hose Immiting water from the rest hole Ａｂｏｖｅ１００ｍｍ Drain vent for repair use plastic stopper ...

Page 77: ... indoor unit 2 Positions Temporarily hang the remaining 2 latches to the hooks on the sides of the indoor unit Be careful not to let the swing motor lead wire get caught in the sealing material Screw all 4 hexagon head screws located right beneath the latches in approximately 15mm Panel will rise Adjust the panel by turning it to the arrowed direction in Fig 4 so that the ceiling opening is comple...

Page 78: ...r 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 decoration panel Connect the joints for swing flap motor lead wire at 2 places installed on the panel Refer to Figure 1 3 16 Figure 1 3 16 ...

Page 79: ...xplosive substances are stored thus to avoid possible explosion or fire due to leakage 2 2 Installation Site To ensure the unit in proper function selection of installation location 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 i...

Page 80: ...e remove the obstructions blocking the air inlet and outlet If the outdoor unit is installed on concrete or solid ground it shall be fixed by using M10 bolts and nuts And ensure that 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 ...

Page 81: ...ension Data Figure 2 4 1 Unit mm Model A B H C D ASGE 18AI 820 320 540 540 286 ASGE 24AI ASGE 24AI S 913 378 680 548 340 ASGE 36AI S ASGE 36AI 3 S 980 427 790 610 395 ASGE 42AI 3 S 1107 440 1100 631 400 ASGE 36AI ASGE 36AI 3 ASGE 42AI 3 1032 412 1250 572 378 ...

Page 82: ...wing requirements The three basic principles are that the pipe shall be kept dry clean and no leakage Figure 3 1 1 Align the flared end of copper pipe with the center of threaded connector and use your hands to securely tighten the flared nuts Tighten the flared nuts with torque wrench until you hear a KATA sound from the torque wrench as shown in Fig 3 1 1 See Table 3 1 1 for the torque required ...

Page 83: ...e 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 Figure 3 1 3 Use sponge to wrap the connection pipes and connectors that are not thermally insulated and tighten with plastic tapes 2 Vacuum and Leakage Detection Remove...

Page 84: ... detector to check the connection between outdoor unit and pipe for any leakage Caution If possible it is best to discharge the air 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 ...

Page 85: ...ut from the drainage pipe separate the drainage pipe firm the connecting pipe and the cables Use thermal insulation tape to wrap the pipes from the bottom of the outdoor unit until the upper end of the pipe where the pipe enters the wall When wrapping thermal insulation tape the later circle of tape must cover half of the front circle of tape Figure 3 1 7 Wrapped pipe must be fixed to wall using p...

Page 86: ...appropriate quantity of refrigerant For extension of pipe length by every 1 meter the refrigerant to be added is as follows The maximum allowable length of pipe is as follows If the height difference between indoor and outdoor units is over 10m it is required to install an oil trap every 6 meters When the indoor and outdoor units are on different height please refer to Fig 30201 for pipe layout Li...

Page 87: ...necting indoor units and between indoor and outdoor units use of double core shield wires is recommended to prevent noise trouble Be sure to set the earth leakage breaker and the switches to the power supply section of the indoor unit Supply power to each outdoor unit and provide an earth leakage breaker or hand switch for each outdoor unit Store wiring system for control and refrigerant piping sy...

Page 88: ...ixed by screw otherwise it would cause electric shock The user must offer the reliable grounding terminal Please don t connect the grounding wire to the following places Water pipe Ga s pipe Blowing pipe Other places that professional personnel consider them unreliable 4 1 2 Connection between power cables and wiring terminals Caution Before installing the electrical equipment please pay attention...

Page 89: ... insulation failure All fitting lines must use crimp terminals or single wire If multiple twisted wires are connected to terminal board arc may arise All line connections must conform to the schematic diagram of lines Wrong connection may cause abnormal operation or damage of the air conditioning unit Do not let any cable contact the refrigerant pipe the compressor and moving parts such as fan Do ...

Page 90: ...n case the unit is installed in a place vulnerable by electromagnetic interference it is better to use shielded cable or double twisted cable as the signal line of the wire controller Open the cover of the electric box of the indoor unit Pull the signal cable of the wire controller through the rubber ring Plug the signal line of the wire controller onto the 4 bit pin socket at the circuit board of...

Page 91: ...Wiring diagram ASGE 18AI main board WZD35B 30224042 ...

Page 92: ...DC INVERTER U MATCH AIR CONDITIONERS INSTALLATION 4 2 Electric Wiring Design Field Wiring Diagrams ASGE 18AI ASD 18AI ASGE 18AI ASF 18AI ASGE 18AI ASC 18AI ...

Page 93: ...I ASD 24AI ASGE 24AI S ASD 24AI ASGE 36AI S ASD 36AI S ASGE 42AI 3 S ASD 42AI S ASGE 24AI ASF 24AI ASGE 24AI S ASF 24AI S ASGE 36AI S ASF 36AI S ASGE 42AI 3 S ASF 42AI S ASGE 24AI ASC 24AI ASGE 24AI S ASC 24AI S ASGE 36AI S ASC 36AI S ASGE 42AI 3 S ASC 42AI S ...

Page 94: ...DC INVERTER U MATCH AIR CONDITIONERS INSTALLATION ASGE 36AI ASD 36AI ASGE 36AI ASF 36AI ASGE 36AI ASC 36AI ...

Page 95: ...NDITIONERS INSTALLATION 93 ASGE 36AI 3 ASD 36AI ASGE 36AI 3 S ASD 36AI S ASGE 42AI 3 ASD 42AI ASGE 36AI 3 ASF 36AI ASGE 36AI 3 S ASF 36AI S ASGE 42AI 3 ASF 42AI ASGE 36AI 3 ASC 36AI ASGE 36AI 3 S ASC 36AI S ASGE 42AI 3 ASC 42AI ...

Page 96: ... S 32 10 6 0 1 5 6 0 1 5 ASGE 42AI 3 S ASD 42AI S 32 10 6 0 1 5 6 0 1 5 220 240V 1 Ph 50HZ ASGE 36AI 3 ASD 36AI 25 10 4 0 1 5 4 0 1 5 ASGE 36AI 3 S ASD 36AI S 25 10 4 0 1 5 4 0 1 5 ASGE 42AI 3 ASD 42AI 25 10 4 0 1 5 4 0 1 5 380 415V 3 Ph 50HZ ASGE 18AI ASF 18AI 20 6 2 5 1 0 2 5 1 0 ASGE 24AI ASF 24AI 20 10 2 5 1 5 2 5 1 5 ASGE 24AI S ASF 24AI S 20 10 2 5 1 5 2 5 1 5 ASGE 36AI ASF 36AI 32 10 6 0 1 ...

Page 97: ...d specification when wiring with BV single core cable 2 4 pieces under the cover of PVC pipe and environment temperature shall be at 40 Air switch shall be selected accordi ng to 40 temperature condition and shall in D type if the installation condition on site changed please consider the modification on the required specification of Power cord and Air switch according to the specification manual ...

Page 98: ...th the most complete function as the example the power distribution is as follows Note The bold line indicates the main circuit and the fine line indicates the control circuit The element on actual model shall be based on the actual circuit diagram ...

Page 99: ...58 112 0 717 4 60 230 35 9 779 74 2 280 113 0 697 3 57 180 36 9 382 75 2 206 114 0 678 2 54 310 37 9 003 76 2 133 115 0 660 1 51 590 38 8 642 77 2 064 116 0 642 0 49 020 39 8 297 78 1 997 117 0 625 1 46 600 40 7 967 79 1 933 118 0 608 2 44 310 41 7 653 80 1 871 119 0 592 3 42 140 42 7 352 81 1 811 120 0 577 4 40 090 43 7 065 82 1 754 121 0 561 5 38 150 44 6 791 83 1 699 122 0 547 6 36 320 45 6 529...

Page 100: ... 112 0 956 4 80 310 35 13 040 74 3 040 113 0 930 3 76 240 36 12 510 75 2 940 114 0 904 2 72 410 37 12 000 76 2 844 115 0 880 1 68 790 38 11 520 77 2 752 116 0 856 0 65 370 39 11 060 78 2 663 117 0 833 1 62 130 40 10 620 79 2 577 118 0 811 2 59 080 41 10 200 80 2 495 119 0 770 3 56 190 42 9 803 81 2 415 120 0 769 4 53 460 43 9 420 82 2 339 121 0 746 5 50 870 44 9 054 83 2 265 122 0 729 6 48 420 45 ...

Page 101: ... 342 800 25 49 190 64 10 540 103 3 040 13 323 900 26 47 080 65 10 180 104 2 955 12 306 200 27 45 070 66 9 827 105 2 872 11 289 600 28 43 160 67 9 489 106 2 792 10 274 000 29 41 340 68 9 165 107 2 715 9 259 300 30 39 610 69 8 854 108 2 640 8 245 600 31 37 960 70 8 555 109 2 568 7 232 600 32 36 380 71 8 268 110 2 498 6 220 500 33 34 880 72 7 991 111 2 431 5 209 000 34 33 450 73 7 726 112 2 365 4 198...

Page 102: ...96 MAINTENANCE ...

Page 103: ...es E3 Low Pressure Protection of Compressor Low pressure Switch If it is detected within 30 seconds successively that the low pressure switch is cut off under ON or standby state If the compressor is started the detection will start 3 minutes after the compressor has run the unit will report this fault For the first two faults within 30 minutes the unit can be recovered automatically If over three...

Page 104: ... which case the fault will be displayed and the machine will not function After the communication is resumed to normal the system will run as per the working mode before This can recover automatically E8 Indoor Fan Protection Indoor fan If indoor fan overload protection is detected for 3 seconds successively the compressor and fan will be immediately stopped and the fault code E8 will be displayed...

Page 105: ... display Under fan 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 secon...

Page 106: ... eliminated Under fan mode only the fault will be displayed but the indoor unit will run normally The fault disappears after it is eliminated FF All of The Terminal Air Valve Colsed System The air valve on end will be fully closed CC Wire Controller Invalid not failure wire controller the units is remotely monitored or controlled by centralized controller and the wire controller s functions are in...

Page 107: ...r ASGE xxAI series Outdoor Unit Note This table is only applicable to series models ASGE AI or ASGE AI 3 No indicator LED6 for ASGE 18AI Main board LED Indicator Display Codes for Outdoor Unit Wired controller Items LED6 LED5 LED4 LED3 LED2 LED1 DC busbar overvoltage protection Bright Blink Bright Bright Bright Bright E5 Radiating fin overheat protection Bright Blink Bright Bright Bright Blink E5 ...

Page 108: ...er board environment temperature sensor error Bright Blink Bright Blink Dark Bright E5 High pressure protection Bright Blink Dark Dark Dark Blink E1 Low pressure protection Bright Blink Dark Dark Blink Dark E3 Exhaust protection Bright Blink Dark Dark Blink Blink E4 Compressor overload protection Bright Blink Dark Blink Dark Dark E5 Communication error between indoor outdoor unit and wired control...

Page 109: ...o display IPM module protection Blink Dark Blink E5 High pressure protection Blink Blink Dark E5 Compressor current protection Blink Blink Blink E5 Fault from variable frequency drive to main control communication Dark Blink Blink E5 Loss of synchronization protection Blink Bright Bright E5 Current sensor fault Blink Blink Bright E5 Sensor connection protection Bright Bright Blink E5 Radiator over...

Page 110: ...unction from driving part to main control communication P6 E5 IPM module protection H5 E5 Compressor over speed LF E5 Sensor connection protection Pd E5 Temperature drift protection PE E5 AC contactor protection P9 E5 High pressure protection E1 E1 Low pressure protection E3 E3 Exhaust protection E4 E4 Compressor overload protection H3 E5 Communication malfunction among indoor unit outdoor unit an...

Page 111: ...d in E5 Compressor Overheat in 2 1 System Troubleshooting below Otherwise please proceed as described in 2 2 Typical Troubleshooting for A series Outdoor Unit Drive Inverter by Single phase Motor 2 3 Typical Troubleshooting for A series Outdoor Unit Drive Inverter by Three phase Motor 2 4 Typical Troubleshooting for B series Outdoor Unit Drive Inverter by Single phase Motor and 2 5 Typical Trouble...

Page 112: ...f pressure switch is normal Replace the main board of the outdoor unit Replace pressure switch Check if operation mode of indoor unit is properly set N N Y Y Y Y Check if gas valve and liquid valve are completely open Refer to Instruction Manual of indoor unit Check if the panel of outdoor unit is firmly closed N N Completely open the valve Close the panel Check if the air return and supply from h...

Page 113: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 107 Malfunction display E3 Compressor Low Pressure Protection ...

Page 114: ...e add refrigerant according to the amount specified on the nameplate Measure if temperature sensor s resistance value is correct Replace relevant discharge temperature sensor N Y Replace the main board of the outdoor unit PH means that D C input voltage is too high The solution 1 Pls check the voltage between AC L and N If the voltage is 185V 264 that s ok 2 If the voltage is 185V 264 pls change t...

Page 115: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 109 Malfunction display E5 Compressor Overheat ...

Page 116: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 110 Malfunction display E6 Communications Failure ...

Page 117: ... R e p l a c e t h e m a i n board of the indoor uint N Y Check the liquid level switch Check if the voltage of water drainage pump end is ok Check the cables of water drainge pump Replace the main board of the indoor uint N Y Malfunction display F0 Failure of Indoor Room Sensor at Return air inlet Check if the plug of the temperature sensor is correctly connected with socket on the mainboard Fail...

Page 118: ...ard 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 of ...

Page 119: ...e 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 of th...

Page 120: ...U MATCH AIR CONDITION MAINTENANCE 114 Malfunction display F5 Failure of Indoor Room Sensor at Wire Controller Failure of indoor room s e n s o r a t W i r e d Controller Replace Wired Controller of the indoor uint ...

Page 121: ...V or lower Then switch on the power again and start the machine to run a period of time After that check if the fault disappears If the connection cable has problem Reconnect or replace the cable If the DC voltage is stabilized at 380 10V after the voltage has risen PFC board damaged Replace with a new PFC board If the power voltage is too low Check if the PFC module screws are well tightened Norm...

Page 122: ... 3 If the above problems have been eliminated please check if the outdoor unit is in good ventilation Under cooling mode outdoor temperature too high may cause poor radiation to IPM module and thus result in protection 4 Check if the radiator is dirty or blocked If dirty or blocked it may cause poor radiation to the module and thus result in protection Cut off the power for 1 minute and then check...

Page 123: ...e compressor is running Does this occur repeatedly in 1 hour Does this occur when the compressor frequency is reduced PFC board abnormal Please check if the resistor R6 R3 and R9 in voltage sampling circuit on PFC board is abnormal or replace PFC board Caused by interference Please check the cable routing or determine the source of interference while taking anti interference measures Caused when t...

Page 124: ...equency is reduced PFC board abnormal 1 Please check if the resistor R6 R3 and R9 in voltage sampling circuit on PFC board is abnormal 2 Please check if the connection cable on PFC board and driver board is loose broken or in poor contact 3 Replace PFC board Caused by interference Please check the cable routing or determine the source of interference while taking anti interference measures The inp...

Page 125: ...f compressor 1 If it is moistened find out the cause and take proper measures to prevent moisture Dry the PFV board and apply moisture proof glue 2 If it is dirty find out the cause and take dustproof measures If the air quality of service environment is poor it is also required to clear off the dirt periodically 3 If it is short circuit find out the cause and clean the electric box to prevent the...

Page 126: ...dule is well tightened If IPM module is not tightened it will cause the module temperature to become too high or even burn the module If the silicate gel on IPM module is uniformly coated If the coating of silicate gel is not uniform it will cause poor radiation to the module or uneven distribution of the temperature or even burn the module as the sensor cannot detect the temperature in some area ...

Page 127: ...t recharging current upon energization is too high The input voltage is too low or The cable connection is wrong Check driver board Cut off the power for 1 minute or reduce the busbar voltage to 36V or lower Then remove the connection cable on driver board and use multimeter to measure if P N or P U or P V or P W or U N or V N or W N on driver board is short circuited Short circuited If the front ...

Page 128: ...tions on driver board are secure 2 Check if the screws fixing the IPM module is properly tightened If not it will cause module overtemperature or IPM protection 3 Check if the silicate gel beneath IPM module is coated uniformly 4 Take special care to check if the U14 module pins on driver board are correctly connected 5 Check if the radiator is dirty or blocked If dirty or blocked it may cause poo...

Page 129: ...Use multimeter to measure L1 L2 L3 N and earthing wire for any short circuiting Procedures 1 Check if the filter is burnt black 2 If the rectifier is damage 3 If any other loads on complete unit are short circuited or short circuited to ground 3 Check if the AC contactor is stuck 1 If the temperature of the environment where the air switch is working is too high 2 If the IMP module or compressor i...

Page 130: ...age is within 320V 457V If the voltage of power grid is too high please immediately cut off the power otherwise the unit will be damaged Fault displayed once energized If the filter is damaged If the rectifier is damaged If the AC contactor is clogged If the filter is damaged If the cement resistor is short circuited If the capacitor is failed If the drive and module are correctly connected Replac...

Page 131: ...t Bright Blink Bright Blink Dark Blink If the outdoor unit is in good radiation If the air outlet and return air inlet of the outdoor unit is short circuited it will cause the radiating effect to become poor If the radiator is dirty or blocked If the radiator is dirty or blocked it will cause the radiating effect to become poor Check if the radiator sensor is failed or properly inserted Record and...

Page 132: ...ht Bright Bright Blink If the compressor cable U V and W is connected correctly If the U phase compressor cable is inserted through U phase current sensor and if the V phase compressor cable is inserted through V phase current sensor If the compressor winding is short circuited or open circuited to ground If IPM module is damaged Replace the driver board Replace relevant components Record and feed...

Page 133: ...ERTER U MATCH AIR CONDITION MAINTENANCE 127 2 4 Typical Troubleshooting for S series Outdoor Unit Drive Inverter by Single phase Motor Applicable to ASGE 24AI S ASGE 36AI S ASGE 42AI 3 S PFC module protection ...

Page 134: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 128 IPM module protection ...

Page 135: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 129 DC busbar overvoltage protection ...

Page 136: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 130 DC busbar undervoltage protection ...

Page 137: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 131 Abnormal noise from PFC inductor ...

Page 138: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 132 Radiator overheat protection ...

Page 139: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 133 Tripping ...

Page 140: ...fter power off 1 Check if the wire of driving board is reliably connected 2 Check if screws fixing the IPM module are tight If not it will lead to superheat of the module or IPM protection 3 Check the silica gel under IPM module is even 4 Check if the radiator is dirty or blocked which will cause bad radiating or protection 5 If all of the above problems have been removed inspect the ventilation o...

Page 141: ... If short circuit happens to outlet air and return air of the outdoor unit the radiating effect will be bad Is radiating fin dirty or blocked Dirty or blocked radiating fin will lead to bad radiating no Are screws of radiator tight yes yes no Please tighten the screw Is silica gel at bottom of IPM module uneven Is there foreign matter between radiator and IPM module The silica gel must be even The...

Page 142: ...ompressor 1 Check if L1 L2 L3 is highly connected 2 Use universal meter to test if there is short circuit among L1 L2 L3 and ground wire N Steps are as below 1 Inspect if the filter board is burnt 2 Check if commutate bridge is damaged 3 Check if there is short circuit for other load of the complete unit 1 Is the ambient temperature is too high 2 Does short circuit happen to IPM module or compress...

Page 143: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 137 Voltage protection of DC bus ...

Page 144: ... overcurrent protection Check if wire U V W connected reliably after the power is cut off for 1min Lack phase LD Monitoring display Dual 8 indicator of main board yes no It is recorded Connect wires reliably Is 3 phase power cord connected reliably Replace main board yes Connect wires reliably no ...

Page 145: ... Sensor CN25 Exhaust Temp Sensor X2 LPP LV Protection Switch X4 OVC1 HV Protection Switch X8 LVCC Overload Protection Switch on Compressor X11 4 way Valve X13 AC Contactor X15 Outdoor Fan X16 Compressor with Electric Heater CN17 Electronic Expansion Valve ZB1 WZ4D35 ZB1 WZ4D15 CN65 CN66 CN67 Communication Wire Fig 1 ZB1 WZ4D35 ZB1 WZ4D15 PCB Interface Diagram ...

Page 146: ...Sensor CN5 Tube Temp Sensor X5 X6 Overload Protection Switch on Compressor X14 4 way Valve X12 X13 Outdoor Fan X8 X9 X10 Compressor Interface X3 X4 X15 X24 PFC Inductance Interface CN11 Electronic Expansion Valve WZ4D35A WZ4D15A CN8 CN9 CN10 Communication Wire Fig 2 Interface Diagram for Mainboard 50 or Below ...

Page 147: ...ilkscreen Interface X1 DC BUS X2 DC BUS X3 X4 X5 Compressor Interface CN1 CN5 Communication Interface CN4 Drive IC Power CN6 Communication Power ZQ101 CN3 PFC Interface Fig 3 ZQ101 PCB Interface Diagram ...

Page 148: ...1 Inductance Brown Line L1_2 Inductance White Line L2_1 Inductance Yellow Line L2_2 Inductance Blue Line J8 Capacitance Positive J7 Capacitance Cathode J3 AC L J4 AC N Z81P X1 PFC Interface Fig 4 70 Unit PFC Interface Diagram ...

Page 149: ...nductance Brown Line X8 Inductance White Line X7 Inductance Yellow Line X2 Inductance Blue Line X5 Capacitance Positive X6 Capacitance Negative X4 AC L X2 AC N Z81PA CN1 PFC Interface Fig5 100 160PFC Interface Diagram and Chart ...

Page 150: ...Silkscreen Interface X1 DC BUS X2 DC BUS X3 Compressor Interface CN1 CN2 Communication Interface CN4 Drive IC Power CN6 Communication Power ZQ201 CN3 PFC Interface Fig 6 ZQ201 PCB Interface Diagram ...

Page 151: ...wer supply from switch power U14 Quick connector of module CN1 Power supply from switch power CN8 CN9 CN3 485 communication for communicating with main control board Different interface shall be selected if matched to different main control boards CN11 Power 220V CN2 AC contactor control interface IU To U phase current sensor IV To V phase current sensor WZ863 CN17 Radiator Temp Sensor Fig 7 Three...

Page 152: ...CB CN1 Power N Power L Connect to WZ863 PCB CN15 Silkscreen Interface X1 Live Wire X2 Neutral Wire CN8 To 14 cord Wire Z814B CN3 To 3 cord Wire Fig8 ZB Z814B Interface Diagram Power Out N L3 L2 L1 Power IN N L3 L2 L1 GND ...

Page 153: ...Silkscreen Interface AC_L1 Inlet L1 AC_L2 Inlet L2 AC_L3 Inlet L3 N Inlet N L1_OUT Outlet L1 L2_OUT Outlet L2 L3_OUT Outlet L3 WZ814A N_OUT Outlet N Fig9 ZB WZ814A Interface Diagram ...

Page 154: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 139 3 WIRING DIADRAM 1 Outdoor unit Model ASGE 18AI Model ASGE 24AI ASGE 24AI S ...

Page 155: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE Model ASGE 36AI ...

Page 156: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 141 Model ASGE 36AI 3 ASGE 42AI 3 Model ASGE 36AI 3 S ...

Page 157: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE Model ASGE 42AI 3 S Model ASGE 36AI S ...

Page 158: ...Wiring diagram ASD 18AI old units BATCH CODE 18267 and 18756 main board 30228204 ...

Page 159: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE 2 Indoor unit Model ASD 24AI ASD 36AI ASD 42AI ASD 42AI S ASD 36AI S ASD 18AI new unit main 30228205 BATCH 21954 23820 23903 25568 ...

Page 160: ...DC INVERTER U MATCH AIR CONDITION MAINTENANCE Model ASF 18AI ASF 24AI ASF 36AI ASF 42AI ASF 42AI S ASF 36AI S Model ASC 18AI ASC 24AI ASC 36AI ASC 36AI S ASC 42AI ASC 42AI S ...

Page 161: ...th the most complete function as the example the power distribution is as follows Note The bold line indicates the main circuit and the fine line indicates the control circuit The element on actual model shall be based on the actual circuit diagram ...

Page 162: ...ly 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 cover Firstly use screwdriver to remove the screws on the four sides of the top cover Remove the top cover from the unit 2 Remove the grill Use screwdriver to remove the screws fixing the grill Remove the grill from fr...

Page 163: ...emark Make sure there isn t any refrigerant in pipe system and the power supply is cut off before removal of the compressor Step Illustration Handling Instruction 1 Disconnect the electrical source wire Relax the screws with the screwdriver Draw out the electrical source wire Note Earmark the colour of wire corresponding to the terminal when Removing the wire the mistakes can be avoided when renew...

Page 164: ...from chassis 5 Fix the new compressor on to the bottom pan Put the new compressor to correct position Unsrew the fixing bolt of compressor with thepanner Do not put the compressor upside down during installation 6 Connect the compressor with system pipes Use gas welding to heat the suction and discharge pipes Then pull them out from the compressor Weld by charging nitrogen for protection with the ...

Page 165: ...m via Freon nozzle The charge volume 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 Remove the solenoid valve Cut off the power and recycle the refrigerant properly Remove the sol...

Page 166: ...nd installing position of each opening 4 Remove 4 way valve Remove the old 4 way valve from the pipe 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 ...

Page 167: ...system If no problem establish vacuum and charge refrigerant Removal and Installation of Fan and Motor Remark Step Illustration Handling Instruction 1 Remove the axial flow fan Hold the fan and do not let it run Use spanner to remove the tightening nuts fixing the fan 2 Remove the fan from motor Remove the fan from motor 3 Remove the electric box cover Use screwdriver to loosen the screws on elect...

Page 168: ...ort Put the new motor to correct position Use spanner and screwdriver to fix the motor to motor support with bolts 7 Connect the motor power cable Connect the insert of motor power cable to the mainboard terminal in reverse to the disassembly procedures 8 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 ...

Page 169: ...expansion valve 2 Remove the electronic expansion valve Use gas welding to heat the pipes connected on the two ends of electronic expansion valve Then pull out the electronic expansion valve Weld by charging nitrogen for protection with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure During heating take care to prevent the substances around from burn due to high temperature 3 Move the...

Page 170: ...ystem If no problem establish vacuum and charge refrigerant through process pipe 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 electric box cover Cut off the power Use the screwdriver to remove the fixing screws between electric box c...

Page 171: ... 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 motor support and right 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 deta...

Page 172: ...I 3 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 cover Firstly use screwdriver to remove the screws on the four sides of the top cover Remove the top cover from the unit ...

Page 173: ...t 3 Remove the rear side plate Use screwdriver to loosen the screws fixing the rear side plate Remove the rear side plate from the unit 4 Remove the grill Use screwdriver to remove the screws fixing the grill Remove the grill from front panel 5 Remove the front panel Firstly use screwdriver to remove the screws on the four sides of the front panel Remove the front panel from the unit ...

Page 174: ... mark the power cable color and corresponding terminal thus to avoid error during reinstallation 2 Remove the nuts fixing the gas liquid separator Use spanner to remove the nuts fixing between gas liquid separator and compressor support 3 Remove the inlet and outlet connection pipes of gas liquid separator Use gas welding to heat the inlet and outlet connection pipes on gas liquid separator Then p...

Page 175: ... and compressor support 6 Remove the suction and discharge pipes of compressor Use gas welding to heat the suction and discharge pipes Then pull them out from the compressor Weld by charging nitrogen for protection with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure During heating take care to prevent the substances around from burn due to high temperature 7 Remove the compressor Rem...

Page 176: ...pe of compressor to system pipeline Use gas welding to heat the suction and discharge pipes Then pull them out from the compressor Weld by charging nitrogen for protection with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure During heating take care to prevent the substances around from burn due to high temperature 10 Mount the gas liquid separator and fix it Put the gas liquid separa...

Page 177: ...e to prevent the substances around from burn due to high temperature 12 Connect the power cables of compressor Insert the power cables into terminal strip according to disassembly procedures Use spanner to tighten the compressor cover 13 Establish vacuum through liquid valve Establish vacuum inside the system through liquid valve 14 Charge refrigerant through liquid valve Recharge the refrigerant ...

Page 178: ...move the fixing clamp of oil liquid separator Remove the oil liquid separator fixing clamp from the support 3 Remove the inlet and outlet connection pipes of oil liquid separator Use gas welding to heat the inlet and outlet connection pipes on oil liquid separator Then pull them out from the oil liquid separator Weld by charging nitrogen for protection with the nitrogen pressure kept at 0 5 0 1kgf...

Page 179: ...oil liquid separator to the system pipeline Use gas welding to weld the inlet and outlet pipes of oil liquid separator Weld by charging nitrogen for protection with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure During heating take care to prevent the substances around from burn due to high temperature 7 Install the fixing clamp to fix the oil liquid separator onto the support Use sc...

Page 180: ... 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 Remove the solenoid valve Firstly cut off the power Recycle the refrigerant properly Use screwdriver to loosen the screws fixing the oil liquid separator 2 ...

Page 181: ...nstalling position of each opening 4 Remove 4 way valve 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 nitr...

Page 182: ...em through liquid valve Establish vacuum inside the system through liquid valve 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 Establish vacuum inside the system through liquid valve Establish vacuum inside the system through liquid valve ...

Page 183: ...en the screws on electric box cover Remove the cover from electric box 2 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 3 Remove the axial flow fan Hold the fan and do not let it run Use spanner to remove the tightening nuts fixing the fan ...

Page 184: ... Remove the motor from motor support 6 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 7 Connect the motor power cable Connect the insert of motor power cable to the mainboard terminal in reverse to the disassembly procedures Insert the inset block of motor power cable into the mainboard ...

Page 185: ...embly procedures 9 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 Illustratio n Handling Instruction 1 Remove the co...

Page 186: ...eat the pipes connected on the two ends of electronic expansion valve Then pull them out from the electronic expansion valve Weld by charging nitrogen for protection with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure During heating take care to prevent the substances around from burn due to high temperature 4 Move the electronic expansion valve away Remove the old electronic expansi...

Page 187: ... protection with the nitrogen pressure kept at 0 5 0 1kgf c relative pressure During heating take care to prevent the substances around from burn due to high temperature 6 Assemble the coil of electronic expansion valve Install the coil of electronic expansion valve according to disassembly procedures 7 Establish vacuum inside the system through liquid valve Establish vacuum inside the system thro...

Page 188: ...x 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 electric box sub assembly Use the screwdriver to remove th...

Page 189: ...make sure to mark the position of each cable correctly 4 Remove the electric box sub assembly Move the electric 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 p...

Page 190: ...h 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 fixing screws ...

Page 191: ...er Pull out the two pieces of rear return air inlet filters As shown what the arrow indicates is the return air inlet filter 2 Remove the rear return air inlet side board Loosen the tightening screws on rear return air inlet and remove the rear return air inlet side board as shown 3 Remove the cover of return air inlet Loosen the screws tightening the cover of return air inlet and remove the cover...

Page 192: ...oval please make sure that the power supply has been cut off During removal please protect the parts properly Step Illustration Handling Instruction 1 Remove the water tray Loosen the screws fixing the water tray and remove the water tray As shown what the arrow indicates is the water tray ...

Page 193: ...on 1 Removal the front and back propeller housing Loosen the screws fixing the propeller housing and remove the front and back propeller housing As shown what the arrow indicates is the front and back propeller housing 2 Remove the centrifugal fan Use inner hexagonal spanner to loosen the screws fixing the fan Remove the centrifugal fan As shown in Fig 7 what the straight line indicates is the inn...

Page 194: ...Remove the motor Removal of Evaporator Remark Before removal please make sure that the power supply has been cut off During removal please take care to protect the copper tube and aluminum fin of evaporator The copper tube shall be well sealed if it is to be removed for a long time Step Illustration Handling Instruction 1 Remove the right side plate Loosen the screws tightening the right side plat...

Page 195: ...ews fixing the evaporator As shown there are two fixing screws at the position pointed by the circle and other two screws at similar position indicated by the arrow Remove the evaporator 4 Remove the evaporator support Loosen the tapping screws fixing the evaporator support and remove the evaporator support As shown there are two tapping screws at the position pointed by the circle and other two t...

Page 196: ...e two return air inlet filters Removal of Electric Box Cover and Electric Box Remark Before removal please make sure that the power supply has been cut off During removal please protect the parts properly Take special care to protect the electric elements in the box and prevent them from water or knock Step Illustration Handling Instruction 1 Remove the electric box cover Loosen the screws where t...

Page 197: ...he screws fixing the side seal hole plate and water pump drainage pipe Then remove the seal hole plate As shown what the circle indicates are the screws fixing the seal hole plate and what the square indicates are the screws fixing the drainage pipe There are 8 screws in total to be loosened 2 Remove the screws fixing the drainage pipe Remove the screws fixing the drainage pump As shown what the c...

Page 198: ...ews fixing the lower cover board and what the square indicates are 2 screws on left and right respectively fixing the water tray 2 Remove the water tray Remove the screws fixing the water tray and pull upward to remove the water tray The water tray after removal is as shown on left Removal of Fan and Motor Remark Before removal please make sure that the power supply has been cut off During removal...

Page 199: ...nstruction 1 Remove the screws fixing the evaporator side board Loosen and remove the screws fixing the left right side board and top cover board of the evaporator in a direction as shown by the arrow in Fig 12 2 Remove the screws fixing the evaporator valve seal hole board and joint flange Loosen the screws fixing the valve seal hole board and remove the valve seal hole board Loosen the screws fi...

Page 200: ...l please protect the parts properly Step Illustration Handling Instruction 1 Remove the fixing screws between cover plates Disassemble the fastening screws between right and left panels and upper cover plates Disassemble right and left panels As is shown in the graph circle represents screws 2 Remove the front case The front case after removal is as shown on left ...

Page 201: ... grill sub assembly downward until the front grill is opened The clamp position is as shown by the arrow Each grill has two clamps Removal of Left Right Decorative Plate Remark Before removal please make sure that the power supply has been cut off During removal please protect the parts properly Take special care not to scratch the surface parts Step Illustration Handling Instruction Removal of Le...

Page 202: ...n the graph with screwdriver two on both right and left and 4 in the front and then remove the panel parts Disassembly of electrical parts box components Remark Make sure the power supply is cut off before disassembling and protect all the parts during disassembly especially the components inside the box in case of water and hit Step Illustration Handling Instruction 1 Disassembly of electrical pa...

Page 203: ...g disassembly especially the joints of the air deflecting plate Step Illustration Handling Instruction Disassembly of air deflecting plate modules 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 sweeping motor joint Disassembl...

Page 204: ...mbly especially the connection part of air sweeping fans Step Illustration Handling Instruction Disassembly of fixing plate modules for air sweeping fans Disassemble the screws on both ends of fixing plate modules for air sweeping fans 1 for both sides and remove the fixing plate modules for air sweeping fans from the air deflecting support Disassembly of evaporator components Remark Make sure the...

Page 205: ...on Disassembly of fixing plate modules for air sweeping fans Disassemble the screws shown in the graph with screwdriver Disassembly of right and left polystyrene foam plates modules Remark Make sure the power supply is cut off before disassembling and protect all the parts during disassembly Do not heat or hit polystyrene foam modules Step Illustration Handling Instruction Disassembly of right and...

Page 206: ... Then remove the screws on the back scroll case Lift the buckle of back scroll case with hands and remove it As is shown in the graph circle represents 2 screws on left and right 2 Disassembly of fans Disassemble the fixing screws of fan wheel with inner hexagonal and remove the wheel The inner hexagonal and its direction of effect are shown by the arrow in the graph 3 Disassembly of bearing fixin...

Page 207: ... supply is cut off before disassembling and protect all the parts during disassembly Step Illustration Handling Instruction Disassembly of right and left fixing plates Disassemble the bolts on right and left fixing plates with tools As is shown by the arrow in the graph 4 2 3 Cassette Type Disassembly of panel grill and Filter Remark Cut off the power supply and make sure the panel grill in good c...

Page 208: ... and pull upward at the same time Pull backward when at 45 The position of clips is shown by the arrow in the graph 2 Disassembly of Filter As directed by the graph push two clips represented by circles in the direction of arrow with hands Take Filter off the pothook represented by the box when it becomes loose Remove the Filter ...

Page 209: ...el clamp See the arrow for the screw position There are totally 4 clamps on the four corners of front panel After they are fully loosened you can pull upward to remove the front panel Removal of Water Tray Remark Cut off the power Ensure that the power cable signal wires and water tray are in good condition Step Illustration Handling Instruction 1 Remove the electric box cover and flow guide loop ...

Page 210: ... the power Ensure that the power cable signal wires and electric box are in good condition Step Illustration Handling Instruction Removal of Electric Box Remove the four fixing screws Then pull upward to remove the electric box Removal of Fan Remark Cut off the power Ensure the fan in good condition and free from deformation Step Illustration Handling Instruction Removal of Fan Use spanner to loos...

Page 211: ...moval of Motor Use spanner to loosen the nuts Then pull upward to remove the motor Removal of Stepping Motor Remark Cut off the power Ensure that the stepping motor will not be damaged during removal Step Illustration Handling Instruction Removal of Stepping Motor Use the screwdriver to loosen the 2 mounting screws fixing the stepping motor Then remove the stepping motor ...

Page 212: ...n sponge on the four corners of front panel Then knock off the two screws that are exposed so that you can see the connecting rod sub assembly of the guide louver See the arrow for the screw position 2 Remove the connecting rod sub assembly Use your hand to raise the connecting rod and pull the connecting rod away from the universal joint Use the screwdriver to loosen the connecting screws The con...

Page 213: ...10 15 20 干球温度 湿度 低 力 压压 绝对值 bar 干球温度 湿度 低 力 压压 绝对值 bar Low pressure absolute value bar Low pressure absolute value bar Dry bulb temp Humidity Dry bulb temp Humidity a Cooling operation b Heating operation Fig 3 1 5 2 Performance Curve Fig 3 2 Indoor Relative Humidity 50 Outdoor Relative Humidity 50 Change of Cooling Capacity Indoor Wet Bulb Change of Heating Capacity Indoor Wet Bulb Outdoor Dry Bu...

Page 214: ...quid pipe diameter mm Refrigerant charge volume x150g Connection pipe length m Connection pipe length m a Change of cooling capacity with that of connection pipe length b Change of refrigerant charge volume with that of connection pipe length 5 4 Relationship between Air Flow and Static Pressure 0 20 40 60 80 100 120 400 600 800 1000 1200 1400 1600 1800 AIR FLOW m3 h EXTERNAL STAIC PRESSURE Pa a A...

Page 215: ...0 50 100 150 200 500 1000 1500 2000 2500 3000 AIR FLOW m3 h EXTERNAL STATIC PRESSURE Pa b ASGE 36AI 3 ASGE 36AI ASD 36AI ASGE 42AI 3 ASD 42AI 19 ...

Page 216: ...600 700 800 0pa 5pa 10pa 15pa 20 pa External Static Pressure Air Flow m3 h H Speed M Speed L Speed 12K 250 350 450 550 650 750 0pa 5pa 10pa 15pa 20 pa Static Pressure Air Flow m3 h H Speed M Speed L Speed ＳＴＡＴＩＣ ＰＲＥＳＳＵＲＥ ＧＲＡＰＨＳ ...

Page 217: ...c Pressure Pa Air Flow m3 h H Speed M Speed L Speed 24K 0 500 1000 1500 2000 0 5 10 15 20 25 30 35 40 45 50 External Static Pressure Pa Air Flow m3 h H speed M speed 36K 42K 48K 1000 1500 2000 2500 0 5 10 15 20 25 30 35 40 45 50 External Static Pressure Pa Air Flow m3 h H speed M speed L speed L speed ...

Page 218: ...60K 1000 1500 2000 2500 3000 0 10 20 30 40 50 60 70 80 90 100 External Static Pressure Pa Air Flow m3 h H speed M speed L speed ...

Page 219: ......

Page 220: ...PARTS GUIDE CASSETTE FLOOR CEILING DUCT UNITS OUTDOOR UNITS OUTDOOR AND INDOOR UNITS DC INVERTER SERIES ...

Page 221: ...4 Maintenance Exploded View and Spare Parts List Outdoor Unit ASGE 18AI ...

Page 222: ... 21 4 way Valve Coil Accessary 430004002 1 AM 22 Terminal Board 42010255 1 AD 23 Electric Box 01413025 1 AH 24 Electric Box 20113001 1 AF 25 PCB WZ4D35B 30224042 1 BU 26 Temperature Sensor 3900012123 1 AD 27 Sensor 20K 39000071 1 AD 28 Exhaust Gas Temperature Sensor 50K 39000016 1 AD 29 Electric Box Cover 01413048 1 AF 30 Rectifier S25VB60 46010602 1 AG 31 Sensor Insert 42020063 1 AD 32 Radiator 4...

Page 223: ...Model ASGE 24AI old model ASGE 24AI S ...

Page 224: ...1 BF 21 Reactor PFC 43120011 1 AN 22 Electrolysing Capacitor 33310273 2 AL 23 Main PCB ZQ101 30221005 1 BN 24 Radiator 49015201 1 AR 25 Radiator 49015202 1 AR 26 Main PCB Z81P 1 30228104 1 AP 28 Top Cover Sub Assy 01253452 1 AM Module Components 49015206 1 BP Choke Plug 06813401 3 AE Grill Gasket 76315251 2 AC Radiator 49010252 2 AS Drainage Connecter 06123401 1 AA Tube Sensor 20K black 390001921 ...

Page 225: ...Electric Heater Cable 76513004 1 AH Top Cover 01255001 1 AH Gas liquid Separator Assy 07225017 1 BE Temperature Sensor 390002006 1 AD Capacitor 33010012 1 AE Temperature Sensor 15K black 39000186 1 AD Module Components 49015207 1 BP XY Capacitor 33030013 2 AH Main Board 30224037 1 AY ASGE 24AI ...

Page 226: ...e 0 20 PFC Module none 0 21 Reactor PFC 43120011 1 AN 22 Electrolytic Capacitor none 0 23 Main Board 30224106 1 AY 24 Radiator 49018737 1 AR 25 Radiator 49010252 1 AS 27 Electric Box Cover 01425255 1 AF 28 Top Cover Sub Assy 01253452 1 AM Electronic Expansion Valve 07138807 1 AZ Electric Box Assy 01395539 1 AH Sensor Insert 42020063 2 AD 4 way Valve 430004032 1 BA Gas liquid Separator Assy 0722501...

Page 227: ... Magnet Coil 4 way Valve 4300040045 1 Terminal 42010157 6 Handle 26235254 1 Overload Protector 00180002 1 Small Handle 26235401 1 The data are subject to change without notice NO Part Description Part Code qty Price rank ASGE 24AI S ...

Page 228: ...Model ASGE 36AI ...

Page 229: ...AH 19 Block Plate 01245206 1 AD 20 Rear Grill 01475432 1 AH 21 Condenser Assy 01125210 1 BU 22 Top Cover 01255262 1 AQ 23 Motor support 24 Axial Flow Fan φ472X165 10338731 2 AR 25 Fan Motor 150154511 2 BC 26 Condenser Bracket 01895202 1 AH 27 Front Plate 01435436 1 BA 28 Electric Box Assy 01395353 1 AH 29 Transformer 43110177 1 AK 30 Main PCB1 WZ4D35 30224036 1 BD 31 Terminal Board 42011242 1 AD 3...

Page 230: ...ssary 430004008 1 AM oil separator 07228302 1 BC Pressure Switch 460200061 1 AL Low Pressure Switch 46020007 1 AH Front Side Plate 01305431 1 AT Capillary Sub Assy 04105222 1 AU Drainage Connecter 06123401 1 AA Choke Plug 06813401 3 AE Main Board 30224037 1 AY High frequency Transformer 43110248 1 AM Module Components frequency conversion single phase 49015213 1 BP Main PCB Z81PA 30228107 1 BF Hig...

Page 231: ...Model ASGE 36AI S ...

Page 232: ... Assy 01715012P 1 AE 19 Compressor and fittings 00205230 1 CD 20 4 way Valve Assy 04145315 1 BA 21 Clapboard 01245237 1 AH 22 Chassis Sub assy 01195233P 1 AU 23 Front Side Plate 01305072P 1 AM 24 Small Handle 26235401 2 AC 25 Cabinet 01435004P 1 AU 26 Front Grill 22415003 1 AL 27 Axial Flow Fan 10335005 1 AR 28 Fan Motor 15705224 1 BC 29 Motor Support Sub Assy 01805362 1 AN 30 Condenser Assy 01125...

Page 233: ... View and Spare Parts List Outdoor Unit ASGE 36AI 3 55 29 37 42 9 1 2 3 4 5 6 7 8 24 11 10 12 13 27 26 25 28 35 41 36 30 31 32 33 34 20 21 22 23 14 15 16 17 18 19 44 45 43 46 47 49 48 52 51 50 53 54 39 40 38 56 ...

Page 234: ...45207 1 BF 18 Fix Plate 01845209P 1 AC 19 Electronic Expansile Valve Assy 07335204 1 BC 20 Front Side Plate Sub Assy 01305430 1 AT 21 Rear Side Plate 01305434 1 AR 22 Handle 26235253 3 AC 23 Rear Grill 01475432 1 AH 24 Fan Motor 150154511 2 BC 25 Motor Support 01804113 1 AT 26 Axial Flow Fan φ472X165 10338731 2 AR 27 Condenser Bracket 01895202 1 AH 28 Top Cover 01255262 1 AQ 29 Transformer 4311024...

Page 235: ...5 Electric Expansion Valve Coil 43008765 1 AU 46 Electric Box Cover2 01425212 1 AE 47 Terminal Board 42011043 1 AD 48 Fixed Clamp 71010102 2 AB 49 Isolation Washer 70410523 1 AC 50 Electric Box Assay2 01395262 1 AF 51 Filter plate WZ814A 30228111 1 AD 52 Electric Box Cover Assay 01395255 1 AF 53 Main PCB WZ863 30228604 1 BD 54 Radiator 49015203 1 AR 55 Guide Plate 01375207 1 AD 56 Switch Power 302...

Page 236: ...Model ASGE 36AI 3 S ...

Page 237: ...001 1 AE 18 Cut off Valve 07133157 1 AQ 19 Valve Support Sub Assy 01715012P 1 AE 20 Compressor 00205236 1 note replacement of compressor 00200008 CE 21 4 way Valve Assy 04145315 1 BA 22 Clapboard 01245237 1 AH 23 Chassis Sub assy 01195233P 1 AU 24 Front Side Plate 01305072P 1 AM 25 Small Handle 26235401 2 AC 26 Cabinet 01435004P 1 AU 27 Front Grill 22415003 1 AL 28 Axial Flow Fan 10335005 1 AR 29 ...

Page 238: ...Model ASGE 42AI 3 ...

Page 239: ...e Assy 07335204 1 BC 20 Front Side Plate Sub Assy 01305430 1 AT 21 Rear Side Plate 0130543401 1 AR 22 Handle 26235253 3 AC 23 Rear Grill 01475432 1 AH 24 Fan Motor 150154511 2 BC 25 Motor Support 01804113 1 AT 26 Axial Flow Fan 1033873101 2 AR 27 Condenser support sub assy 01895203 1 AH 28 Top Cover 01255013P 1 AQ 29 Transformer 43110240 1 AL 30 Main PCB1 WZ4D35 30224036 1 BD 31 Terminal Board 2 8...

Page 240: ...14A 30228111 1 AD 52 Electric Box Cover Assay 01395255 1 AF 53 Main PCB WZ863 30228604 1 BH 54 Radiator 49015203 1 AR 55 Guide Plate 01375207 1 AD 56 Switch Power 30258110 1 AT Low Pressure Switch 46020007 1 AH Main Board 30224037 1 AY Electronic Expansion Valve 07335283 1 BC Discharge sensor 390002002G 1 AD Electric Box Assy 01395254 1 AH Pressure Protect Switch 4602001547 1 AL Compressor Gasket ...

Page 241: ...Model ASGE 42AI 3 S 1 PHASE ...

Page 242: ...7 1 AQ 21 Cut off Valve 071302391 1 AG 22 Chassis Sub assy 01195244P 1 AU 23 Retaining Plate Sub Assy 01845235P 1 AK 24 Compressor and fittings 00205230 1 CD 25 Inhalation Tube 1 04655520 1 AN 26 Front Side Plate Sub Assy 01305508 1 AM 27 Handle 26235253 1 AC 28 Electric Box Sub assy 01395809 1 BV 29 Electric Box Cover 01425326 1 AE 30 Main Board 30224068 1 BQ 31 Electric Box 20113001 1 AF 33 Radi...

Page 243: ...pand valve fitting 4300010822 1 AS Electric Heater 76518732 1 AR Sensor Insert 42020063 1 AD Insulating Plate of Electric box Cover 20113003 1 AF Cable Cross Loop 76510021 1 AC Pressure Protect Switch 46020006 1 AL Main Board 30224070 1 AU The data are subject to change without notice ASGE 42AI 3 S 1 PHASE ...

Page 244: ...Exploded View and Spare Parts List DUCT UNITS Indoor Unit ASD 18AI ...

Page 245: ...4 1 AD 18 Isolation Washer 70410523 1 AC 19 Fixed Clamp 71010103 3 AB 20 Terminal Board 2 8 42011103 2 AD 21 Hook 02112446 2 AD 22 Right Side Plate Assy 01308670 1 AM 23 Right Support of Evaporator 01078625 1 AE 24 Hook 02112446 2 AD 25 Water Tray Sub Assy 01278633 1 AW 26 Fan Fixed Plate 01339095 1 AU 27 Motor Support Sub assy 01709056 2 AE 28 Motor Sub Assy 15002401 2 AY 29 Fan Motor old unit 15...

Page 246: ...Exploded View and Spare Parts List DUCT UNITS Indoor Unit ASD 24AI ASD 36AI ASD 36AI S ASD 42AI ASD 42AI ...

Page 247: ...410523 1 AC 15 Fixed Clamp 71010102 2 AB 16 Remote Control 305050031 1 AT 17 Display Board 30294213 1 BA 18 Water Level Switch 450127011 1 AM 19 Water Pump Assy 15405302 1 BD 20 Water Tray Sub Assy 01285301 1 AX 21 Bottom Cover 01265304 1 AU 22 Motor right SYP 160 200J 15012458 1 AY 23 Motor FG500A old unit 15705301 1 BD Motor 2011 15012454 1 24 Motor left SYP 160 200J 15012454 1 AY 25 Fan Fixed P...

Page 248: ... 15 Fixed Clamp 71010102 2 AB 16 Remote Control 305050031 1 AT 17 Display Board 30294213 1 BA 18 Water Level Switch 450127011 1 AM 19 Water Pump Assy 15405302 1 BD 20 Water Tray Components 01285323 1 AY 21 Bottom Cover 15265301 1 AU 22 Motor 15018604 1 BB 23 Fan Motor old units 15019063 1 BN Fan Motor 2011 15705305 1 24 Motor 15018603 1 BB 25 Fixing Plate Sub assy 01325220 1 AU 26 Right Side Plate...

Page 249: ...Exploded View and Spare Parts List CASSETTE UNITS Indoor Unit ASC 18AI ...

Page 250: ...former 48X26G 43110233 1 AH 22 Capacitor CBB61 2 5uF 450V 33010026 1 AE 23 Main PCB Z71351D 30227110 1 BB 24 Electric Box Cover 01412723 1 AD 25 Base Plate 01222712 1 AQ 26 Cable Cross Plate 01362701 1 AC 27 Connecting Wire 4003014302 1 AE 30 Tube Sensor 390000592 1 AD 31 Sensor Insert 42020063 1 AD 32 Left Side Plate 01362703 1 AD 33 Evaporator Connection 01072713 1 AE 34 Water Level Switch Suppo...

Page 251: ...Exploded View and Spare Parts List CASSETTE UNITS Indoor Unit ASC 24AI ASC 36AI ASC 36AI S ASC 42AI ASC 42AI S ...

Page 252: ...1010103 1 AB 24 Terminal Board 42010258 1 AF 25 Transformer 48X26G 43110233 1 AH 26 Electric Box Cover 20102702 1 AD 27 Ambient Temperature Sensor 390001911 1 AD 28 Remote Control Y512 305125063 1 AT 29 Electric Box Cover 20102703 1 AD 30 31 Connecting Cables 0 32 Main PCB Z71351E 30227111 1 BB 33 Capacitor CBB61 3 5kuF 450V 33010010 1 AG 34 Drainage Plastic 06122702 1 AD 35 Evaporator of Fixed Mo...

Page 253: ...ric Box 01399610 1 AH 23 Fixed Clamp 71010102 1 AB 24 Terminal Board 42010258 1 AF 25 Transformer 48X26G 43110233 1 AH 26 Electric Box Cover 20102702 1 AD 27 Ambient Temperature Sensor 390001911 1 AD 28 Remote Control Y512 305125063 1 AT 31 Electric Box Cover 20102703 1 AD 32 Main PCB Z71351E 30227111 1 BB 33 Capacitor 33010012 1 AE 34 Drain Hose 05230025 1 AD 35 Evaporator of Fixed Mount 01072705...

Page 254: ...c Box 01399609 1 AH 23 Fixed Clamp 71010102 1 AB 24 Terminal Board 42010258 1 AF 25 Transformer 48X26G 43110233 1 AH 26 Electric Box Cover 20102702 1 AD 27 Ambient Temperature Sensor 390001911 1 AD 28 Remote Control Y512 305125063 1 AT 31 Electric Box Cover 20102703 1 AD 32 Main PCB Z71351E 30227111 1 BB 33 Capacitor 33010012 1 AE 34 Drain Hose 05230025 1 AD 35 Evaporator of Fixed Mount 01072705 2...

Page 255: ...Exploded View and Spare Parts List FLOOR CEILING UNITS Indoor Unit ASF 18AI ...

Page 256: ...D 17 Mounting Plate 01332404 1 AH 18 Decorative Board 26112027 1 AL 19 Pipe Clamp Plate 0107243701 1 AC 20 Capacitor CBB611A 3uF 450V 33010027 1 AE 21 Transformer 57X25C 43110237 1 AM 22 Electric Box Sub Assy 01402407 1 AG 23 Main PCB Z7A251B 30227021 1 BA 24 Terminal Board 42011159 1 AD 25 Wire Base 24253001 1 AC 25 1 Wire Base 24253001 1 AC 25 2 Wire Clamp 24253002 1 AC 26 Fuse 5A 250V 46010013 ...

Page 257: ...Pipe Components 03222520 1 BF 48 2 Air Collecting Pipe Components 03533428 1 BD 49 Tube Temperature Sensor 39000194 1 AD 50 Sensor Insert 42020063 1 AD 51 Water Lead Panel 01362001 1 AD 52 Cover Of Evaporator 01072409 1 AC 53 Fixed Mount 01708763 1 AK 54 Centifugal Fan 10312401 2 AS 55 Rear Volute Casing 22202032 2 AF 56 Front Volute Casing 22202031 2 AG 57 Temperature Sensor 390001215 1 AD 58 Bar...

Page 258: ...Exploded View and Spare Parts List FLOOR CEILING UNITS Indoor Unit ASF 24AI ASF 24AI S ASF 36AI ASF 36AI S ASF 42AI ASF 42AI S ...

Page 259: ...411 1 AZ 18 Auxiliary Water Tray 01272413 1 AN 19 Tube Clip 70812001 1 AB 20 Drain Pipe Sub Assy 05235433 1 AE 21 Handle 26232001 4 AD 22 Right Side Foam 12312408 1 AD 23 Mounting Plate 01332404 1 AH 24 Support Of Motor Bearing 01792408 2 AC 25 Fixer of Motor Support 01792409 1 AF 26 Right Decoration Panel 26112033 1 AL 27 Pipe Clamp 01072424 1 AC 28 Electric Box Sub Assy 01402407 1 AG 29 Wire Bas...

Page 260: ...2 AD 52 Water Lead Plate 01362401 1 AD 53 Grille 22412011 2 AL 54 Front Grill Clip 26252003 4 AB 55 Remote Control Y512 305125063 1 AT 56 Evaporator Assy 010024052 1 BP 57 Front Grill Clip 26252002 4 AB 58 Temperature Sensor 390001215 1 AD 59 Sensor Insert 42020063 1 AD 60 Evaporator Cover 01072417 1 AC 61 Left Decoration Panel 26112032 1 AL 62 Mounting Plate 01332405 1 AH 63 Left Side Foam 123124...

Page 261: ...ay 01272409 1 AN 19 Tube Clip 70812001 1 AB 20 Drain Pipe Sub Assy 05235433 1 AE 21 Handle 26232001 4 AD 22 Foam Of Right Side Plate 12312402 1 AD 23 Mounting Plate 01332404 1 AH 24 Support Of Motor Bearing 01792408 2 AC 25 Shoe Plate of Motor Support 01792407 1 AF 26 Decorative Board 26112027 1 AL 27 Retaining Plate of Evaporator 01072425 1 AC 28 Electric Box Sub Assy 01402407 1 AG 29 Wire Base 2...

Page 262: ... 53 Grille 22412010 4 AL 54 Front Grill Clip 26252003 2 AB 55 Remote Control Y512 305125063 1 AT 56 Evaporator Assy 01029609 1 BQ 57 Front Grill Clip 26252002 2 AB 58 Tube Temperature Sensor 39000194 1 AD 59 Sensor Insert 42020063 1 AD 60 Cover Of Evaporator 01072409 1 AC 61 Decorative Board 26112028 1 AL 62 Mounting Plate 01332405 1 AH 63 Foam 12312401 1 AD 64 Bearing Mounting Plate 01332406 1 AE...

Page 263: ... Tray 01272410 1 AZ 18 Water Tray 01272409 1 AN 19 Tube Clip 70812001 1 AB 20 Drain Pipe Sub Assy 05235433 1 AE 21 Handle 26232001 4 AD 22 Foam Of Right Side Plate 12312402 1 AD 23 Mounting Plate 01332404 1 AH 24 Support Of Motor Bearing 01792408 2 AC 25 Shoe Plate of Motor Support 01792407 1 AF 26 Decorative Board 26112027 1 AL 27 Retaining Plate of Evaporator 01072425 1 AC 28 Electric Box Sub As...

Page 264: ...d Plate Sub Assy 01362407 1 AD 53 Grille 22412010 4 AL 54 Front Grill Clip 26252003 2 AB 55 Remote Control Y512 305125063 1 AT 56 Evaporator Assy 01029609 1 BQ 57 Front Grill Clip 26252002 2 AB 58 Tube Temperature Sensor 39000194 1 AD 59 Sensor Insert 42020063 1 AD 60 Cover Of Evaporator 01072409 1 AC 61 Decorative Board 26112028 1 AL 62 Mounting Plate 01332405 1 AH 63 Foam 12312401 1 AD 64 Bearin...

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