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101 

15. Electronic Function 

15.1 Abbreviation 

T1: Indoor room temperature 

T2: Coil temperature of indoor heat exchanger 

T3: Coil temperature of condenser 

T4: Outdoor ambient temperature 

T5: Compressor discharge temperature 

Td: Target temperature 

15.2 Display function 

15.2.1 Icon explanation on indoor display board 

(Duct) 

15.2.2 Icon explanation on indoor display board 

(Compact cassette). 

 

15.2.3 Icon explanation on indoor display board 

(slim Cassette). 

 

 

15.2.4 Icon explanation on indoor display board 

(Console). 

 

15.2.5 Icon explanation on indoor display board 

(Ceiling Floor) 

 

 

15.3 Main Protection 

15.3.1  Three  minutes  delay  at  restart  for 

compressor 

1  minute delay  for  the  1

st

  time  stand-up  and 3 

minutes delay for others. 

15.3.2 

Temperature 

protection 

of 

compressor top 

The unit will stop working when the compressor 

top temp. protector cut off, and will restart after 

the compressor top temp. protector restart. 

15.3.3 

Temperature 

protection 

of 

compressor discharge 

When  the  compressor  discharge  temp.  is 

getting  higher,  the  running  frequency  will  be 

limited as below rules: 

---Compressor  discharge  temp.  T5>115

℃

(239°F)  for  5s,  compressor  stops  and  restarts 

up till T5<90

℃

(194°F) 

---110<T5<115

℃

(239°F), decrease the 

frequency to the lower level every 2 minutes. 

---105(221°F)<T5<110

℃

(230°F),  keep  running 

at the current frequency. 

----T5<105

℃

(221°F), no limit for frequency. 

15.3.4 Fan speed malfunction 

When  indoor  fan  speed  keeps  too  low  (lower 

than 300RPM) for 50s, the indoor fan will shut 

OPERATION TIMER DEF./FAN

ALARM

Temporary button

Operation lamp

Timer indicator

Infrared signal receiver

Alarm indicator

PRE-DEF indicator(cooling and heating type)
or fan only indicator(cooling only type)

MANUAL

Display digital tube

Содержание CTBU-09HWFN1-M(C)

Страница 1: ...1 Precaution 2 Part Names And Functions 3 Dimension 4 Service space 5 Refrigerant Cycle Diagram 6 Wiring Diagram 7 Static Pressure 8 Electric Characteristics 9 Sound Level 10 Accessories 11 The Speci...

Страница 2: ...eristics 67 9 Sound Level 68 9 1 Indoor unit 68 9 2 Outdoor unit 71 10 Accessories 72 11 The Specification of Power 74 13 Installation Details 77 13 1Location selection 77 13 2 Indoor unit installatio...

Страница 3: ...1 Indoor Unit Error Display 110 16 2 Error Display on Two Way Communication Wired Controller 111 16 3 Outdoor unit error display 112 16 4 Diagnosis and Solution 116 16 5 Main parts check 142 17 Disass...

Страница 4: ...t Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator For installation always contact the dealer or an authorized service center Do not...

Страница 5: ...epair of product Low refrigerant levels may cause failure of product Install the drain hose to ensure that water is drained away properly A bad connection may cause water leakage Keep level even when...

Страница 6: ...l injury Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion Do not recha...

Страница 7: ...18K CCA3U 18HRFN1 M C MOCA30 18HFN1 MT0W MOCA01 18HFN1 MT0W MOCA31 18HFN1 MT0W A5 Duct CTBU 18HWFN1 M C Floor Ceiling MUEU 18HRFN1 M C A6 Duct MTIU 18HWFN1 M A6 Duct 24K MTIU 24HWFN1 M MOD30 24HFN1 MT...

Страница 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Units...

Страница 9: ...6 A5 Duct Units A6 Duct Units...

Страница 10: ...7 Console Units...

Страница 11: ...8 Ceiling floor Units...

Страница 12: ...9 HESP DUCT Units...

Страница 13: ...fresh air intake to outdoor Continually inhale the fresh air to improve the quality of the indoor air fulfills air quality more healthy and comfortable 2 3 1 3 Easy Maintenance Clean the filter Option...

Страница 14: ...roller or a central controller to realize remote on off control function or group control function 2 3 1 5 Built in Drain Pump Optional Built in drain pump can lift the water to 750mm upmost It s conv...

Страница 15: ...th a receiver in the E box Move out the display and fix it in other place even in the distance of 2m The unit will realized remoter control The wired controller and the display board can display the e...

Страница 16: ...3 Fire proof Controller Box Electrical control box adopts new design which can meet higher fire safety requirements 2 3 2 4 Fresh Air Fresh air intake function bring you fresh and comfortable air feel...

Страница 17: ...750mm upmost It s convenient to install drainage piping under most space condition 2 3 2 7Terminals For Alarm Lamp and Long distance On off Controller Connection Are Standard Reserve terminals for th...

Страница 18: ...emp is still high cold air will be blown out from top and bottom air outlet to cool down the room quickly Air outlet from top to maintain room temp When the room has been cooled down or the A C has be...

Страница 19: ...16 2 3 3 3 Four Air Inlets 2 3 3 4 Low Noise DC indoor fan motor which has five speeds Low noise and energy saving Advanced centrifugal fan technology makes a fast airflow and reduces the indoor noise...

Страница 20: ...airflow ways help to spread air comfortably throughout even a large room With these functions the whole room can be evenly air conditioned for both floor level and ceiling installation 2 3 4 4 Option...

Страница 21: ...18 2 3 4 7 Outside Water Pump for Optional When Ceiling Installation...

Страница 22: ...t 300mm 2 3 5 3 Constant air volume control For ordinary duct when the static pressure exceeds the expected range it is fairly difficult even for an experienced installer to calculate and adjust the a...

Страница 23: ...e been detached heat exchanger and water receiver tray in behind can be seen very clearly Dust can be easily removed from the inside by vacuum 2 3 5 7 Fresh air intake function Optional Install one du...

Страница 24: ...o improve the fresh air volume There are reserved ports for this motor on main PCB Standard for 3D inverter units and only optional for DC inverter 53 160 units 2 3 5 8 Drain pump Optional Built in dr...

Страница 25: ...spacious and large rooms like large stores and factories 2 3 6 2 Easy maintenance The unit can be opened from top or bottom The air outlet flange is isolated from either top panel or base panel which...

Страница 26: ...2 56 19 41 1 38 4 69 23 43 7 87 3 15 29 13 13 78 4 72 5 63 3 74 5 91 12 mm 700 210 635 570 65 493 35 119 595 200 80 740 350 120 143 95 150 in 27 56 8 27 25 22 44 2 56 19 41 1 38 4 69 23 43 7 87 3 15 2...

Страница 27: ...r B o d y D ra in p ip e 2 5 F re s h a ir in ta k e 6 5 6 4 7 6 4 7 5 0 D ra in h o le fo r S e rv ic e 5 4 5 5 7 0 2 6 0 6 8 4 2 1 5 7 1 2 6 4 4 W irin g c o n n e c tio n p o rt 7 5 E p a rts b o...

Страница 28: ...S e rv ic e h o le fo r d ra in in g p u m p F re s h a ir in ta k e 7 5 5 5 8 0 8 0 4 in s ta ll h a n g e r G a s s id e L iq u id s id e E p a rts b o x 1 3 5 9 0 P a n e l B o d y 9 2 9 2 9 2 9 2...

Страница 29: ...26 Console Units 1 6 D ra in p ip e 1 9 5 H a n g in g a rm U n it m m 7 0 0 6 0 0 2 1 0...

Страница 30: ...rt 2 0 4 9 4 F re s h a ir in ta k e D ra in d is c h a rg e p o rt R e frig e ra n t p ip e h o le H a n g in g a rm D Capacity Btu h A B C D 18K 24K mm 1068 675 235 983 inch 42 05 26 57 9 25 38 70...

Страница 31: ...5 5 27 8 2 0 5 4 30 8 7 5 1 6 36 2 20 0 3 1 5 8 3 5 4 4 24 mm 1100 249 774 700 140 926 50 175 1001 228 5 1140 598 80 150 130 155 inch 43 3 9 8 30 5 27 6 5 5 36 5 2 0 6 9 39 4 9 0 0 2 44 9 23 5 3 1 5 9...

Страница 32: ...2 8 0 1 0 0 0 5 0 0 1 0 0 0 5 0 0 3 8 5 a i r i n l e t d u c t f l a n g e 3 8 5 a i r o u t l e t d u c t f l a n g e 1 1 8 8 a i r o u t l e t d u c t f l a n g e 1 1 8 8 a i r i n l e t d u c t f...

Страница 33: ...N1 MV0W MOB30 12HFN1 MT0W MOB01 09HFN1 MW0W MOB01 12HFN1 MV0W mm 800 333 554 870 514 340 inch 31 5 13 1 21 8 34 3 20 2 13 4 MOCA01 18HFN1 MT0W MOCA30 18HFN1 MT0W MOCA31 18HFN1 MT0W mm 845 363 702 914...

Страница 34: ...31 Model W D H W1 A B MOE30U 48HFN1 M MOE30U 60HFN1 M mm 952 415 1333 1045 634 404 inch 37 5 16 3 52 5 41 1 25 0 15 9...

Страница 35: ...for installation and maintenance 2 0 0 m m 7 8 7 in o r m o re 3 0 0 m m 1 1 8 1 in o r m o re 6 0 0 m m x 6 0 0 m m 2 3 6 2 in x 2 3 6 2 in C h e c k o rific e All the indoor units reserve the hole...

Страница 36: ...33 Console Units Ceiling floor Units...

Страница 37: ...2 3 6 2 in M o re th a n 2 0 0 c m 7 8 7 4 in A ir in le t A ir in le t M o re th a n 3 0 c m 1 1 8 1 in A ir o u tle t W a ll o r o b s ta c le M a in ta in c h a n n e l M o re th a n 6 0 c m 2 3 6...

Страница 38: ...te m p s e n so r E le ctro n ic e xp a n sio n v a lve C A P IL IA R Y T U B E MOB30 09HFN1 MX0W MOB01 09HFN1 MW0W MOB30 12HFN1 MV0W MOB01 12HFN1 MV0W MOBA30 09HFN1 MT0W MOB30 12HFN1 MT0W MOCA31 18H...

Страница 39: ...E C O O L IN G H E A T IN G T 2 E v a p o ra to r te m p s e n s o r T 1 R o o m te m p s e n s o r T 3 C o n d e n s e r te m p s e n s o r A c c u m u la to r T 5 D is c h a rg e te m p s e n s o r...

Страница 40: ...37 6 Wiring Diagram 6 1 Indoor Unit CCA3U 09HRFN1 M C CCA3U 12HRFN1 M C CCA3U 18HRFN1 M C MCD 24HRFN1 M C CTBU 09HWFN1 M C CTBU 12HWFN1 M C CTBU 18HWFN1 M C CTBU 24HWFN1 M C...

Страница 41: ...38 CFAU 09HRFN1 M C CFAU 12HRFN1 M C MCD 36HRFN1 M C MCD 48HRFN1 M D...

Страница 42: ...39 CTBU 36HWFN1 M C CTBU 48HWFN1 M C...

Страница 43: ...40 MUEU 18HRFN1 M C MUEU 24HRFN1 M C MUE 36HRFN1 M C...

Страница 44: ...41 MUE 48HRFN1 M C MUE 60HRFN1 MW...

Страница 45: ...42 MUE 36HRFN1 M C MUE 48HRFN1 M C...

Страница 46: ...43 MUE 60HRFN1 MW MTIU 09HWFN1 M MTIU 12HWFN1 M MTIU 18HWFN1 M MTIU 24HWFN1 M...

Страница 47: ...44 MTI 36HWFN1 M MTI 48HWFN1 M MHG 60HWFN1 MW Note If the short connector J7 or JR6 is losed when you don t use the on off function the LED displays error code CP...

Страница 48: ...45 6 2 Outdoor Unit MOB30 09HFN1 MX0W MOB01 09HFN1 MW0W MOB30 12HFN1 MV0W MOB01 12HFN1 MV0W MOCA30 18HFN1 MT0W MOCA01 18HFN1 MT0W MOCA31 18HFN1 MT0W MOD31 24HFN1 MT0W...

Страница 49: ...46 MOBA30 09HFN1 MT0W MOB30 12HFN1 MT0W...

Страница 50: ...47 MOD30 24HFN1 MT0W MOD01 23HFN1 MT0W...

Страница 51: ...48 MOD30U 36HFN1 M...

Страница 52: ...7 C 6 R 1 4 8 R 6 3 C506 R 5 0 7 R508 E11 R106 C73 IC21 P C 817 IC31 PC817 R 1 7 5 R178 C409 IC402 C403 IC11 E402 D 401 C401 R 4 0 3 C411 C40 C50 D 4 0 3 R401 R405 R 4 0 6 R 4 0 4 E404 D 402 D 404 C 4...

Страница 53: ...40 C 3 9 C38 C37 C36 C35 C 3 4 C33 C32 C 3 1 C30 C 2 9 C28 C 2 7 C26 C25 C 2 4 C23 C 2 2 C 2 1 C20 C 1 9 C17 C16 C 1 5 C 1 4 C 1 3 C 1 2 C11 C10 C 9 C8 C 7 C6 C5 C4 C3 C2 C1 J P 1 J P 2 D29 D30 CN23 S...

Страница 54: ...6 0 1 R 6 0 3 R605 R607 R608 R610 R611 R612 R615 R616 R617 R618 R 6 1 9 R 6 2 0 R626 RY2 ZR1 CN6 D401 D404 Rdi IC102 D 6 0 2 R 1 7 1 C611 D101 C101 E106 C1 C520 ZR3 CN30 C N 2 9 C N 2 8 C 3 0 7 C 3 0...

Страница 55: ...I C 15 2 4 C 256 I C 1 4 2 4 C 0 8 I C 10 I C7 I C4 I C2 E 34 E 33 E 27 E 25 E 24 E 2 2 E 21 E 20 E 17 E 16 E 15 E 14 E 13 E 12 E 10 E 9 E 8 E 7 E 6 E 5 E 4 E 1 D Z9 D Z8 D Z7 D Z6 D Z1 D 26 D 14 D 13...

Страница 56: ...1 2 3 4 Model 12 0 02 5 0 04 10 0 08 20 0 12 30 0 16 40 0 0 18 0 45 Model 18 0 04 10 0 10 25 0 14 35 0 18 45 0 22 55 0 0 28 0 70 18 Model 24 0 04 10 0 10 25 0 16 40 0 22 55 0 28 70 0 0 40 0 100 24 Mod...

Страница 57: ...54 CTBU 09HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...

Страница 58: ...55 CTBU 12HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...

Страница 59: ...56 CTBU 18HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...

Страница 60: ...57 CTBU 24HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...

Страница 61: ...58 CTB 36HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...

Страница 62: ...59 CTB 48HWFN1 M C Code 0 Code 1 Code 2 Code 3 Code 4...

Страница 63: ...0 353 5 0 0 294 4 0 0 235 3 0 0 176 2 0 0 118 1 00 5 9 1 20 0 70 6 1 10 0 64 7 1 00 0 58 8 9 0 0 529 8 0 0 471 7 0 0 412 6 0 0 353 5 0 0 294 4 0 0 235 3 0 0 176 2 0 0 118 1 00 5 9 1 20 0 70 6 1 10 0...

Страница 64: ...c p re ss ur e pa i n w c 1 0 2 0 2 5 3 0 4 0 5 0 0 1 0 0 1 2 0 1 6 0 2 0 0 0 8 0 0 4 0 1 20 0 70 6 1 10 0 64 7 1 00 0 58 8 9 0 0 529 8 0 0 471 7 0 0 412 6 0 0 353 5 0 0 294 4 0 0 235 3 0 0 176 2 0 0...

Страница 65: ...8 0 9 0 1 0 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 4 0 5 0 1 1 0 0 1 0 0 1 2 0 1 6 0 2 0 0 2 4 0 2 8 0 3 2 0 3 6 0 4 0 0 4 4 0 4 8 0 5 2 0 5 6 0 6 0 0 6 4 1 0 E x te rn a l s ta tic p re s s u re p a in w c...

Страница 66: ...0 4 1 0 E x te rn a l s ta tic p re s s u re p a in w c 2 0 2 5 3 0 6 0 7 0 8 0 9 0 1 0 0 1 2 0 1 3 0 1 4 0 1 5 0 1 6 0 4 0 5 0 1 1 0 0 1 0 0 1 2 0 1 6 0 2 0 0 2 4 0 2 8 0 3 2 0 3 6 0 4 0 0 4 4 0 4 8...

Страница 67: ...9 1 6 0 0 9 4 1 1 4 0 0 8 2 3 1 2 0 0 7 0 6 1 0 0 0 5 8 8 8 0 0 4 7 1 6 0 0 3 5 3 4 0 0 2 3 5 2 0 0 1 1 8 0 2 0 0 0 1 1 7 6 2 2 0 0 1 2 9 4 2 4 0 0 1 4 1 2 2 6 0 0 1 5 2 9 A ir v o lu m e m 3 h C F M...

Страница 68: ...2 0 1 6 0 2 0 0 2 4 0 2 8 0 3 2 0 3 6 0 4 0 0 4 4 0 4 8 0 5 2 0 5 6 0 6 0 0 6 4 0 0 8 0 0 4 1 7 0 0 6 8 1 8 0 0 7 2 1 9 0 0 7 6 2 0 0 0 8 0 1 0 E x te rn a l s ta tic p re s s u re p a in w c 2 0 2 5...

Страница 69: ...2800 3300 3800 External static pressure Pa Air volume m3 h High Speed Minimum rpm switch 0 Maximum rpm switch 4 0 20 40 60 80 100 120 140 160 180 1800 2300 2800 3300 3800 External static pressure Pa A...

Страница 70: ...M C 60 208 230V 187V 253V MUEU 18HRFN1 M C 60 208 230V 187V 253V MTIU 18HWFN1 M 60 208 230V 187V 253V MCD 24HRFN1 M C 60 208 230V 187V 253V CTBU 24HWFN1 M C 60 208 230V 187V 253V MUEU 24HRFN1 M C 60...

Страница 71: ...ise level dB A H M L CTBU 09HWFN1 M C 37 34 31 CTBU 12HWFN1 M C 39 36 32 CTBU 18HWFN1 M C 35 33 31 CTBU 24HWFN1 M C 50 47 45 CTBU 36HWFN1 M C 53 49 45 CTBU 48HWFN1 M C 44 47 41 MTIU 09HWFN1 M 37 32 30...

Страница 72: ...m M ic ro p h o n e Model Noise level dB A H M L CCA3U 09HRFN1 M C 41 39 37 CCA3U 12HRFN1 M C 41 38 35 CCA3U 18HRFN1 M C 46 43 41 MCD 24HRFN1 M C 51 47 43 MCD 36HRFN1 M C 52 47 44 MCD 48HRFN1 M C 53...

Страница 73: ...1 M C 45 41 35 CFAU 12HRFN1 M C 44 42 38 M ic ro p h o n e 1 m 1 m A ir o u tle t s id e 1 5 m 1 m M ic ro p h o n e Model Noise level dB A H M L MUBU 18HRFN1 M C 47 44 38 MUEU 24HRFN1 M C 53 49 45 MU...

Страница 74: ...FN1 MW0W 59 MOBA30 09HFN1 MT0W 56 MOB30 12HFN1 MT0W 57 MOB30 12HFN1 MV0W MOB01 12HFN1 MV0W 56 MOCA30 18HFN1 MT0W MOCA01 18HFN1 MT0W 59 MOCA31 18HFN1 MT0W 59 MOD30 24HFN1 MT0W MOD01 23HFN1 MT0W 61 MOD3...

Страница 75: ...manual 1 EMS It s fitting Magnetic ring twist the electric wires L and N around it to five circles 1 Cassette Units Name Shape Quantity Installation Fittings Installation paper board 1 Tubing Fittings...

Страница 76: ...le Units Name Shape Quantity Installation fittings Hook 2 Remote controller Its Frame Remote controller 1 Frame 1 Mounting screw ST2 9 10 C H 2 Alkaline dry batteries AM4 2 Others Installation manual...

Страница 77: ...electric heater 4 core cable 14AWG with auxiliary electric heater Weak Electric Signal Model 36K 48K 60k Power Phase 1 phase 1 phase Frequency and Voltage 208 230V 60Hz 208 230V 60Hz Circuit Breaker...

Страница 78: ...75 12 Field Wiring 9K 24K 36K 48K 60K...

Страница 79: ...76...

Страница 80: ...maintenance The air outlet and the air inlet are not impeded and not face the strong wind It is easy to install the connecting pipes and cables There is no danger of fire due to leakage of inflammabl...

Страница 81: ...elect an installation location align the refrigerant pipes drain pipes as well as indoor and outdoor wires with their connection points before mounting the unit 5 Drill 4 holes 10cm 4 deep at the ceil...

Страница 82: ...switches on the indoor Main Control Board Before setting turn off the power After setting restart the unit Setting is not allowed when the unit is power on 1 Horsepower code setting The capacity of t...

Страница 83: ...taples at side rail 2 Change the mounting positions of ventilation panel and air return flange 3 When installing the filter mesh fit it into the flange as illustrated in the following figure NOTE All...

Страница 84: ...e unnecessary part If the ceiling is extremely high please determine the length of the installation hook depending on the real situation 13 2 2 4 Install the main body Make the 4 suspender through the...

Страница 85: ...crews under the panel hooks till the panel closely stick on the ceiling to avoid condensate water Hang the air in grill to the panel then connect the lead terminator of the swing motor and that of the...

Страница 86: ...on Capacity Btu h D E 18K 24K mm 983 220 inch 38 70 8 66 36K mm 1200 220 inch 47 24 8 66 48K 60K mm 1565 220 inch 61 61 8 66 Wall mounted installation 13 2 4 3 Install the pendant bolt Ceiling install...

Страница 87: ...the mounting bolts on the unit Put the side panels and grilles back Wall mounted installation Hang the indoor unit by insert the tapping screws into the hanging arms on the main unit The bottom of bod...

Страница 88: ...er of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main bo...

Страница 89: ...minators on the body respectively Install the 4 corner covers back Note The panel shall be installed after the wiring connected 13 2 6 HESP duct indoor unit installation 13 2 6 1 Service space for ind...

Страница 90: ...outdoor unit M o re th a n 3 0 c m 1 1 8 1 in M o re th a n 6 0 c m 2 3 6 2 in M o re th a n 2 0 0 c m 7 8 7 4 in A ir in le t A ir in le t M o re th a n 3 0 c m 1 1 8 1 in A ir o u tle t W a ll o r...

Страница 91: ...cification table 2 Confirm the cross way of the pipes 3 Measure the necessary pipe length 4 Cut the selected pipe with pipe cutter Make the section flat and smooth 9 0 L e a n C ru d e B u rr o 5 Insu...

Страница 92: ...d neutral detergent on the connections with a soft brush to check for leakage in the pipe connecting points If bubbles emerge the pipes are leaking 1 Air Purging Using the Vacuum Pump 1 Completely tig...

Страница 93: ...port cap to a torque of 18N m Be sure to check for gas leaks 13 4 4 Adding Refrigerant after Long Term System Operation Procedure 1 Connect the charge hose to the 3 way service port and open the 2 wa...

Страница 94: ...way valves are closed 2 Connect the charge set and a charging cylinder to the service port of the 3 way valve Leave the valve on the charging cylinder closed 3 Purge the air from the charge hose Open...

Страница 95: ...gerant If the system cannot be charged with the specified amount of refrigerant or can be charged with a only a small amount at a time approximately 150g each time turn the unit on in cooling mode how...

Страница 96: ...d be used PVC50 40 1440 for confluence pipe PVC63 51 2760 PVC75 67 5710 PVC90 77 8280 Attention Adopt PVC40 or bigger pipe to be the main pipe 3 Individual design of drainage pipe system The drainage...

Страница 97: ...ng For the concentrated drainage pipe system there should design a blowhole at the highest point of main pipe to ensure the condensate water discharge smoothly The air outlet shall face down to preven...

Страница 98: ...hall cause shutdown of unit When this situation happens the normal startup only can be recovered by turning down power supply and eliminating accumulated water Note Drain plug at the main water contai...

Страница 99: ...construction Procedures of special vacuum drying are as follows Vacuum drying for 1 hour Vacuum damage filling nitrogen to reach 0 5Kgf cm2 Because nitrogen is dry gas vacuum damage could achieve the...

Страница 100: ...ation is not enough it shall form dew and cause leakage Temperature of gas pipe is very high generally 50 100 during heating Insulation work must be carried out to prevent hurt by carelessness touchin...

Страница 101: ...date showing in the table Select different colors for different wire according to relevant regulations Do not use metal wire tube at the place with acid or alkali corrosion adopt plastic wire tube to...

Страница 102: ...n or abnormal noise during operation Outdoor unit Whether there is vibration or abnormal noise during operation Whether the generated wind noise or condensed of by the air conditioner have influenced...

Страница 103: ...re Hyper heat 30 50 22 122 30 50 22 122 CAUTION 1 If the air conditioner is used beyond the above conditions certain safety protection features may come into operation and cause the unit to operate ab...

Страница 104: ...n of compressor top The unit will stop working when the compressor top temp protector cut off and will restart after the compressor top temp protector restart 15 3 3 Temperature protection of compress...

Страница 105: ...e protection The Inverter module has a protection function about current voltage and temperature If these protections happen the corresponding code will display on indoor unit and the unit will stop w...

Страница 106: ...um low and auto The indoor fan is controlled as below Setting fan speed Actual fan speed H H H G A H H B C M M M Z D M M M E F L L L D G L L L H I T1 Td F L L L L D H H H H G M M M M Z 4 5 8 1 3 0 5 4...

Страница 107: ...for 10 minutes in defrosting mode Defrosting action Compressor Outdoor fan 4 Way valve X1 10S 10S no longer than 10min X2 15 4 3 5 Evaporator coil temperature protection T E s to p T 2 R e s u m e O...

Страница 108: ...tart function which is carried out through an auto restart module In case of a sudden power failure the module memorizes the setting conditions before the power failure The unit will resume the previo...

Страница 109: ...umidifying and forced cooling mode the pump will start running immediately and continuously till stop cooling 2 Once the water level increase and up to the control point LED will alarm and the drain p...

Страница 110: ...uiry information Displaying code Meaning T1 T1 T1 temp T2 T2 T2 temp T3 T3 T3 temp T4 T4 T4 temp T2B Tb T2B temp TP TP TP temp TH TH TH temp Targeted Frequency FT Targeted Frequency Actual Frequency F...

Страница 111: ...1 139 E0 E1 E9 140 141 149 F0 F1 F9 150 151 159 Indoor fan speed Outdoor fan speed 0 OFF 1 2 3 4 Low speed Medium speed High speed Turbo For some big capacity motors 14 FF Actual fan speed Display val...

Страница 112: ...ctrolytic Capacitors HIGH VOLTAGE CAUTION For other models For other models connect a discharge resistor approx 100 40W or a soldering iron plug between the and terminals of the electrolytic capacitor...

Страница 113: ...3 malfunction 4 times O F3 Compressor discharge temperature sensor T5 malfunction 5 times O F4 Outdoor unit EEPROM parameter error 6 times O F5 Outdoor fan speed malfunction 8 times O F7 Communication...

Страница 114: ...Indoor fan speed malfunction E2 Indoor room temperature sensor T1 malfunction E3 Evaporator coil temperature sensor T2 malfunction EF Refrigerant leakage detection EE Water level alarm malfunction E5...

Страница 115: ...peration normally X O 3 Compressor drive board EEPROM error O E5 4 IPM malfunction or IGBT over strong current protection X P0 5 Over voltage or too low voltage protection O O P1 6 Inverter compressor...

Страница 116: ...een control board and IPM board J4 18 High pressure protection J5 19 Low pressure protection J6 20 Outdoor IPM module temperature sensor malfunction P7 21 AC voltage protection J8 Outdoor check functi...

Страница 117: ...t symbol Bit7 Frequency limit caused by IGBT radiator The display value is hex number For example the digital display tube show 2A then Bit5 1 Bit3 1 Bit1 1 It means frequency limit caused by T4 T3 an...

Страница 118: ...4 3 Indoor unit capacity demand code 25 Room temp T1 of 1 indoor unit If the temp is lower than 0 degree the digital display tube will show 0 If the temp is higher than 70 degree the digital display t...

Страница 119: ...allation mistake Faulty PCB Trouble shooting Yes Replace the indoor outdoor main PCB Power off then restart the unit 2 minutes later Does a problem still remain EEPROM a type of read only memory The c...

Страница 120: ...Yes Power off then restart the unit 2 minutes later Power off then restart the unit 2 minutes later No Replace the outdoor main PCB Power on Is the error extinguished Replace the outdoor main PCB Powe...

Страница 121: ...50V If the outdoor unit has malfunction the voltage will move alternately with positive value While if the indoor unit has malfunction the voltage will be a certain value Remark The old label is L1 L2...

Страница 122: ...nce or add magnet ring on power wire Remove interference or add magnet ring on power wire Yes Replace the signal wire Replace the signal wire Yes Pull out and insert back Pull out and insert back No N...

Страница 123: ...n motor Faulty PCB Trouble shooting Power off then restart the unit after 2 minutes Does a problem remain Shut off the power supply Rotate the fan by hand Does it turn easily The unit is operating nor...

Страница 124: ...well as between pin4 and pin3 in fan motor connector If the value of the voltage is not within the range shown in the following table the PCB may be experiencing problems and need to be replaced DC mo...

Страница 125: ...n 0 06V or higher than 4 94V the LED displays a failure Potential causes Wiring mistake Faulty sensor Faulty PCB Trouble shooting Check the connection between temperature sensor and PCB Is it properly...

Страница 126: ...nds and compressor running frequency is not higher than 50Hz for 3 minutes Potential Causes Faulty T2 sensor Faulty indoor PCB System problems such as leakage or blockages Trouble shooting Is there co...

Страница 127: ...t the water level switch well Insert the water level switch well If the water level switch is broken If the water level switch is broken Yes Replace the water level switch Replace the water level swit...

Страница 128: ...y outdoor PCB Trouble shooting Check the wiring between main PCB and compressor Does an error exist Ensure a proper connection or replace the wires and connectors Yes No Check the IPM Is it in working...

Страница 129: ...126 P U P V...

Страница 130: ...127 P W P N...

Страница 131: ...the connections and w i r e s Are they in working order Turn off the unit No Yes No Ensure proper connections or replace the wires Yes Replace the reactor Yes No Replace the IPM board Turn power on a...

Страница 132: ...utdoor units Does a problem exist Clear up the air inlet and outlet or the heat exchanger of the indoor and outdoor units Yes No Yes Yes Power off and then restart the unit 10 minutes afterwards Check...

Страница 133: ...onic control box is Installed good Check whether electronic control box is Installed good Check whether thermal grease is no coating or uneven coating Check whether thermal grease is no coating or une...

Страница 134: ...fan assembly Compressor malfunction Faulty outdoor PCB Trouble shooting Check the wiring between the main PCB and compressor Is it improperly wired Ensure proper connection or replace the wires and c...

Страница 135: ...06V or higher than 4 94V the LED displays a failure Potential causes Wiring mistake Faulty sensor Faulty PCB Trouble shooting Check the connection between temperature sensor and PCB Is it properly wi...

Страница 136: ...between T2 and The PCB is in working order Have T2 and T2B been reversed Is the resistance of T2 normal according to Appendix 1 Is the resistance of T2 normal according to Appendix 1 Replace the temp...

Страница 137: ...that the outdoor unit ventilate is functioning properly Ensure that the outdoor unit ventilate is functioning properly Is the heat exchanger dirty Is the heat exchanger dirty No Clean the heat exchang...

Страница 138: ...ompressor discharge temperature sensor and PCB connected properly according to the wiring diagrams Measure the resistance value of compressor discharge temp sensor If the value is not normal refer to...

Страница 139: ...e PFC module is connected tightly Check whether the connecting line between main board and the PFC module is connected tightly Yes Measure whether the voltage between P and N is normal refer to the Ap...

Страница 140: ...ck the signal wire between the Compressor driven chip and the main board is it connected properly Reconnect and retry Is the error still displayed Reconnect and retry Is the error still displayed Repl...

Страница 141: ...en Is the outdoor ambient temperature is higher than 50 Is the outdoor ambient temperature is higher than 50 No Stop the unit Stop the unit Yes Check if the outdoor unit ventilation is good Check if t...

Страница 142: ...place low pressure protector Replace low pressure protector No Is the low pressure protector broken Is the low pressure protector broken Is the outdoor ambient temperature too low Is the outdoor ambie...

Страница 143: ...n Malfunction decision conditions An abnormal voltage rise or drop is detected by checking the specified voltage detection circuit Supposed causes Abnormal power supply Wiring mistake Faulty bridge re...

Страница 144: ...ge rectifier is normal Measure whether input voltage of bridge rectifier is normal Yes No No Measure whether the voltage between P and N is normal refer to the Appendix 3 Measure whether the voltage b...

Страница 145: ...or from PCB measure the resistance value with a tester Temperature Sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient temp T4 sensor Compressor discharg...

Страница 146: ...243 0 38991 2 28 39 8239 38 100 5 62961 78 172 1 25423 118 244 0 37956 1 30 37 1988 39 102 5 39689 79 174 1 2133 119 246 0 36954 0 32 35 2024 40 104 5 17519 80 176 1 17393 120 248 0 35982 1 34 33 326...

Страница 147: ...144...

Страница 148: ...25 222 8 36 97 34 32 76 169 7 82 116 241 2 357 3 27 211 4 37 99 32 94 77 171 7 566 117 243 2 294 2 28 200 7 38 100 31 62 78 172 7 321 118 244 2 233 1 30 190 5 39 102 30 36 79 174 7 086 119 246 2 174...

Страница 149: ...146 Appendix 3 10 11 12 13 14 15 16 17 18 19 20 21 22 48 50 52 54 56 58 60 62 64 66 68 70 72 23 24 25 26 27 28 29 30 31 32 33 34 35 74 76 78 80 82 84 86 88 90 92 94 96 98...

Страница 150: ...he resistance value of each winding by using the tester Position Resistance Value ASN98D22UFZ ASM135D23UFZ ATF235D22UMT ATF250D22UMT ATF310D43UMT ATQ420D1UMU ATM115D43UFZ2 Blue Red 1 57 1 75 0 75 0 75...

Страница 151: ...eral M P N U N U V V W W Red 4 Pressure on Service Port Cooling chart COOLING MODE Indoor Temp Outdoor temp 75 23 89 85 29 44 95 35 105 40 56 115 46 11 BAR 70 8 2 7 8 8 1 8 6 10 1 BAR 75 8 6 8 3 8 7 9...

Страница 152: ...0 26 6 25 4 23 3 BAR 75 33 8 31 5 27 8 26 3 24 9 PSI 55 439 413 367 330 302 PSI 65 471 435 386 368 339 PSI 75 489 457 403 381 362 MPA 55 3 03 2 85 2 53 2 28 2 08 MPA 65 3 25 3 00 2 66 2 54 2 33 MPA 75...

Страница 153: ...Disconnect the fan motor wire fan capacity wire room temperature sensor wire and evaporator temperature sensor wire 3 Screw off the screws to remove electronic control box 2 Remove the display board 1...

Страница 154: ...s connected to the PCB and remove the ground wire after remove the screw 2 Remove the PCB from the electronic control box 4 Remove the fan capacitor 1 Remove the cover of electronic control box Repeat...

Страница 155: ...mble the fan motor fixing clamps to remove the fan motor assembly and fan wheel assembly 8 Disassemble the fan wheels then you can remove the fan motor Press the clips to take off the volute shell Pre...

Страница 156: ...of No 5 2 Screw off the screws to remove the water collector assembly 7 Remove the evaporator 1 Remove the water collector Repeat the operation of No 6 2 Remove the evaporator sensor 3 Remove the pip...

Страница 157: ...154 4 Remove the evaporator support board 5 Screw off the fixing screws to remove the evaporator 4 screws 1 screw...

Страница 158: ...crew off two screws Disconnect the display board wire and swing motor wire connected to the PCB Remove the grille 5 Loose the four screws and two wireropes then the panel can be disassembled 3 Remove...

Страница 159: ...step1 2 3 of No 2 2 Screw off 3 screws to remove the swing motor assy 3 Screw off 1 screws to remove the swing motor 5 Remove the PCB 1 Open the grille Repeat the operation of step1 of No 1 No need t...

Страница 160: ...2 Remove the electronic control box cover Repeat the operation of step 2 of No 5 3 Pull out all the plugs or connectors connected to the electronic control box 4 Remove the electronic control box Rem...

Страница 161: ...fan motor 1 Repeat the operation of No 6 2 Remove the fixing board of fan motor wire 3 Remove the 5 screws to disassemble the fan motor 9 Remove the water collecting 6 Remove the panel Repeat the oper...

Страница 162: ...r collecting assembly 10 Remove the draining pump 1 Remove the panel Repeat the operation of No 2 2 Remove the electronic control box Repeat the operation of No 6 3 Remove the water collecting assembl...

Страница 163: ...ut of the supporter 11 Remove the evaporator 1 Remove the water collecting assembly Repeat the operation of No 9 2 Remove the seal board of evaporator 3 Remove the evaporator fixing board 4 Remove the...

Страница 164: ...filter 2 Remove the electronic control box 4 Remove the air front panel Open the front panel Repeat the operation of step1 of No 1 Remove the string Allowing the front panel to fall forward will enabl...

Страница 165: ...wires evaporator coil temperature sensor T2 wire and two grounding wire yellow green to remove the electronic control box 3 Remove the PCB 6 Take out the electronic control box from the body and remov...

Страница 166: ...step1 step of No2 2 Remove the fixing glue to remove the display board 5 Remove the switch board 1 Remove the electronic control box Repeat the operation of step1 step of No2 2 Remove the fixing glue...

Страница 167: ...2 Screw off the screws to remove the motor 9 Remove the louver motor of the water collector 1 Remove the front panel assembly and the panel frame assembly Repeat the operation of step1 step2 and step3...

Страница 168: ...ator assembly 1 Remove the electronic control box Repeat the operation of No 2 to remove the electronic control box 2 Remove the air outlet grille assembly Repeat the operation of No 7 to remove the a...

Страница 169: ...sembly Repeat the operation of No 7 to remove the air outlet grille assembly 3 Remove four fixing screws to remove the ventilation assembly 4 Remove the hex nut fixing the fan to remove the fan 13 Rem...

Страница 170: ...wire and evaporator temperature sensor wire 8 Screw off the screws to remove electronic control box 2 Remove the PCB 9 Remove the cover of electronic control box Repeat the operation of step1 of No1...

Страница 171: ...p1 of No1 7 Disconnect the reactance wire 8 Screw off the screw to remover it 4 Remove the drain pump 1 Remove the cover of electronic control box Repeat the operation of step1 of No1 2 Disconnect the...

Страница 172: ...assemble the fan wheels then you can remove the fan motor 6 Remove the water collector assembly 6 Remove the rear cover board Repeat the operation of step1 of No 5 7 Screw off the seven screws to remo...

Страница 173: ...of No 6 11 Remove the evaporator sensor 12 Remove the pipe clamp board 13 Remove the evaporator support board 14 Screw off the fixing screws to remove the evaporator means there is no this part in so...

Страница 174: ...nditioner and turn OFF the power breaker 2 Remove the big handle first then remove the top cover 3 screws 3 Remove the screws of front panel 6 screws 4 Remove the screws of the right side panel 6 scre...

Страница 175: ...l plate following procedure 1 2 Remove the nut fixing the fan and remove the fan 3 Unfix the hooks and then open the electronic control box cover Fan ass y 2 3 Compressor and liquid gas separator Elec...

Страница 176: ...173 4 Disconnect the connector for fan motor from the electronic control board 5 Remove the four fixing screws of the fan motor then remove the motor 4 5...

Страница 177: ...he two connectors for the compressor and the reactors 4 Pull out the two blue wires connected with the four way valve 3 Pull out connectors of the compressor top temp sensor condenser coil temp sensor...

Страница 178: ...tor 5 Disconnect the electronic expansion valve wire from the control board 6 Remove the ground wires 7 Remove the power supply wires old label L1 L2 S new label 1 2 3 8 Then remove the electronic con...

Страница 179: ...arts of four way valve and pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 5 Compressor How to remove the compressor 1 Afte...

Страница 180: ...eration of the air conditioner and turn OFF the power breaker 2 Remove the top panel 7 screws 3 Remove the screws of front panel 9 screws 4 Remove the screws of the right side panel 10 screws 2 4 3 2...

Страница 181: ...nut fixing the fan and then remove the fan 2 Unfix the hooks and then open the electronic control box cover 3 Disconnect the 1 2 T3 T4 T5 sensor wire Motor wire Electronic expansion valve Compressor w...

Страница 182: ...the four fixing screws of the fan motor 5 Then remove the fan motor 3 Electrical parts How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the connectors for the compres...

Страница 183: ...tors of the compressor top temp sensor condenser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 4 disconnect the electronic expansion valve wire 5 remove the compresso...

Страница 184: ...181 6 Remove the grounding screw 7 Remove the power supply wires old label L1 L2 S new label 1 2 3 8 Then remove the electronic control box 7...

Страница 185: ...ts of four way valve and pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 3 5 Compressor How to remove the compressor 1 Afte...

Страница 186: ...urn OFF the power breaker 2 Remove the big handle first then remove the top panel 7screws 3 Remove the screws of the front panel 11 screws 4 Remove the screws of the right side plate and remove the ri...

Страница 187: ...the fan 2 Unfix the hooks and screws then open the electronic control box cover 3 Disconnect the connector for fan motor from the electronic control board 1 2 Electric pipe heater and Crankcase electr...

Страница 188: ...1 After finish work of item 1 and item 2 remove the three connectors for the compressor and the compressor crankcase heater and the electric heater 2 Pull out the two blue wires connected with the fo...

Страница 189: ...sor T5 4 Disconnect the electronic expansion valve wire from the control board 5 Remove the grounding screw 6 Remove the power supply wires old label L1 L2 S old label 1 2 3 7 Then remove the electron...

Страница 190: ...s of four way valve and pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 3 4 5 Compressor How to remove the compressor 1 Aft...

Страница 191: ...ower breaker 2 Remove the big handle first then remove the top cover 3 screws 3 Remove the screws of front panel 7 screws 4 Remove the screws of the right side panel 11 screws 2 4 3 3 2 Fan ass y How...

Страница 192: ...fan and remove the fan 3 After remove the top cover Unfix the hooks and then open the electronic control box cover 4 Disconnect the connector for fan motor from the electronic control board 2 3 compre...

Страница 193: ...190 5 Remove the four fixing screws of the fan motor then remove the motor 5...

Страница 194: ...work of item 1 and item 2 remove the connector for the compressor 6 Pull out the two blue wires connected with the four way valve 3 Pull out connectors of the condenser coil temp sensor T3 outdoor am...

Страница 195: ...192 electronic expansion valve wire from the control board 5 Remove the ground wires 6 Remove the wires 1 2 3 7 Then remove the electronic control box 5 6...

Страница 196: ...pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 5 Compressor How to remove the compressor 6 After perform work of item1 3...

Страница 197: ...onditioner and turn OFF the power breaker 1 Remove the big handle first and then remove the top panel 3 screws 3 Remove the screws of front panel 6 screws 4 Remove the screws of the right side panel 8...

Страница 198: ...nel plate following procedure 1 remove the hex nut fixing the fan and then remove the fan 2 Unfix the hooks and then open the electronic control box cover 1 2 compressor T3 T4 T5 sensor Motor Electron...

Страница 199: ...Remove the four fixing screws of the fan motor Then remove the fan motor 3 Electrical parts How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the connectors for the co...

Страница 200: ...denser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 4 disconnect the electronic expansion valve wire 5 Remove the grounding screw 6 Remove the Wires 1 2 3 Then remov...

Страница 201: ...ipe 10 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 3 4 5 Compressor How to remove the compressor 1 After perform work of item1...

Страница 202: ...1 Stop operation of the air conditioner and turn OFF the power breaker 2 Remove the top panel 3 screws 3 Remove the screws of front panel 9 screws 4 Remove the screws of the right side panel 8 screws...

Страница 203: ...fan 2 After remove the top cover Unfix the hooks and then open the electronic control box cover 3 Disconnect the connector for fan motor from the electronic control 2 T3 T4 T5 sensor wire Motor wire...

Страница 204: ...motor Then remove the fan motor 3 Electrical parts How to remove the electrical parts 1 After finish work of item 1 and item 2 remove the connectors for the compressor and reactor 2 Pull out the two...

Страница 205: ...Pull out connectors of the condenser coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor T5 4 disconnect the electronic expansion valve wire 6 remove the electric heaters 3 3...

Страница 206: ...203 6 Remove the grounding screw 7 Remove the Wires 1 2 3 or L1 L2 S Then remove the electronic control box 7...

Страница 207: ...pipe 11 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 3 5 Compressor How to remove the compressor 1 After perform work of item1...

Страница 208: ...on of the air conditioner and turn OFF the power breaker 2 Remove the big handle first then remove the top cover 7 screws 3 Remove the screws of front panel 11 screws 4 Remove the screws of the right...

Страница 209: ...emove the panel plate following procedure 1 2 Remove the nut fixing the fan and remove the fan 3 Unfix the hooks and remove the screws then open the electronic control box cover 2 3 fan Electronic con...

Страница 210: ...nector for fan motor from the electronic control board 5 Remove the four fixing screws of the fan motor then remove the motor 5 4 T3 T4 T5 sensor Pressure switch Compressor wire Electronic expansion 4...

Страница 211: ...1 and item 2 remove the connector for the compressor 2 Pull out the two blue wires connected with the four way valve 3 Pull out connectors of the condenser coil temp sensor T3 outdoor ambient temp se...

Страница 212: ...209 5 Disconnect the electronic expansion valve wire from the control board 6 Remove the ground wires 7 Remove the wires 1 2 3 or L1 L2 S Then remove the electronic control box 6 7 5 4...

Страница 213: ...pipe 5 Then the four way valve ass y can be removed The picture of four way valve may be different from the one on your side 5 Compressor How to remove the compressor 1 After perform work of item1 3...

Страница 214: ...the air conditioner and turn OFF the power breaker 2 Remove the screws of air outlet grille 8 screws 3 Remove the hex nut fixing the fan 4 Remove the fan 5 Remove the screws of top cover and remove t...

Страница 215: ...n motor after unfastening fixing screws 2 Panel plate How to remove the panel plate 1 Remove big handle 2 screws and water collector 2 screws 2 Remove two screws of terminal board and seven screws of...

Страница 216: ...rm work of item 1 step 5 6 and item 2 2 Disconnect the fan motor connector 5p white from the IPM board 3 Disconnect following 8 pieces of connection wires and connectors between IPM and other parts IP...

Страница 217: ...erature sensor 2p white CN12 Heatsink temperature sensor 2p red CN9 T3 T4 temperature sensor 2p 2p white CN15 Electronic expansion valve 6p red CN10 High and low pressure switch 2p 2p white Wires CN17...

Страница 218: ...Extract refrigerant gas 3 Remove the sound insulation material and crankcase heating cable 4 Remove terminal cover of compressor and disconnect wires of crankcase electric heater and compressor from t...

Страница 219: ...s from item 3 4 Remove fixing screw of the coil and remove the coil 5 Detach the welded parts of 4 way valve and pipe 6 The expansion valve How to remove the expansion valve 1 Perform work of item 1 2...

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