Trane 4TXK6512G1000AA Service Manual
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Trane 4TXK6512G1000AA Service Manual

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Table of Contents

1 . Specification ....................................................................................................................................................................
2 . Dimension .......................................................................................................................................................................
3 . Piping diagram ..............................................................................................................................................................
4 . Wiring diagram ..............................................................................................................................................................
5 . Performance cure ..........................................................................................................................................................
6 . Capacity compensation rate for pipe length and height difference ...............................................................................
7 . Installation ....................................................................................................................................................................
8 . Indoor ....................................................................................................................................................................................
...................................................................................................................................................................................128
10 . Failure code ...............................................................................................................................................................
11 . Sensor code and B&R value .....................................................................................................................................
CONTENTS
1
7
29
31
42
54
60
118
141
152

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Summary of Contents for Trane 4TXK6512G1000AA

  • Page 1: Table Of Contents

    CONTENTS 1 . Specification ..................................2 . Dimension ..................................3 . Piping diagram ................................4 . Wiring diagram ................................5 . Performance cure ................................6 . Capacity compensation rate for pipe length and height difference ................7 . Installation ..................................8 .

  • Page 2: Specification

    1 . Specification 4MXC6518G1000AA 4MXC6524G1000AA TRANE Model Panel 4MXL2318BF0W0AA 4MXL2324BF0W0AA 220-1-60 220-1-60 V-ph-Hz Power supply Btu/h 6,500 ~ 17,700 ~ 19,200 9,800 ~ 24,000 ~ 28,400 Capacity (min ~ nor ~ max) 1,900 ~ 5,190 ~ 5,625 2,870 ~ 7,030 ~ 8,320...
  • Page 3 4MXC6518G1000AA 4MXC6524G1000AA TRANE Model Panel 4MXL2318BF0W0AA 4MXL2324BF0W0AA 570×570×260 840×840×246 Dimension (W x Dx H)(body) 718×680×380 990×990×340 Packing (W x Dx H)(body) 620×620×60 950×950×50 Dimension (W x Dx H)(panel) Indoor unit 660×660×115 1000×1000×110 Packing (W x Dx H)(panel) 19/22 31/36 Net/Gross weight(body) 2.8/4.8...
  • Page 4 4MXC6536G1000AA 4MXC6548G1000AA TRANE Model Panel 4MXL2324BF0W0AA 4MXL2324BF0W0AA V-ph-Hz 220-1-60 220-1-60 Power supply Btu/h 14,000 ~ 34,000 ~ 35,000 19,200 ~ 46,200 ~ 50,200 Capacity (min ~ nor ~ max) 4,100 ~ 9,960 ~ 10,260 5,625 ~ 13,540 ~ 14,710 Capacity (min ~ nor ~ max)
  • Page 5 4MXC6536G1000AA 4MXC6548G1000AA TRANE Model Panel 4MXL2324BF0W0AA 4MXL2324BF0W0AA 840×840×246 840×840×288 Dimension (W x Dx H)(body) 990×990×340 990×990×380 Packing (W x Dx H)(body) 950×950×50 950×950×50 Dimension (W x Dx H)(panel) Indoor unit 1000×1000×110 1000×1000×110 Packing (W x Dx H)(panel) 31/36 40/45 Net/Gross weight(body) 6.5/9...
  • Page 6 4MXC6560G1000AA TRANE Model Panel 4MXL2324BF0W0AA 220-1-60 V-ph-Hz Power supply Btu/h 20,800 ~ 51,000 ~ 55,200 Capacity (min ~ nor ~ max) 6,090 ~ 14,940 ~ 16,170 Capacity (min ~ nor ~ max) Cooling 4,611 Input 3.24 Btu/h 21,100 ~ 52,000 ~ 56,300...
  • Page 7 TRANE Model 4MXD6512G1000AA 4MXD6518G1000AA 220-1-60 220-1-60 Power supply V-ph-Hz Capacity (min ~ nor ~ max) Btu/h 2,800 12,000 14,000 9,500 18,000 19,800 " " " " 3,516 4,100 2,783 5,275 5800 Capacity (min ~ nor ~ max) " " "...
  • Page 8 TRANE Model 4MXD6524G1000AA 4MXD6536G1000AA Power supply V-ph-Hz 220-1-60 220-1-60 " " " " Capacity (min ~ nor ~ max) Btu/h 9,700 24,000 27,000 14,000 36,000 42,000 " " " " Capacity (min ~ nor ~ max) 2,842 7,032 7,911 4,100...
  • Page 9 TRANE Model 4MXD6548G1000AA 4MXD6560G1000AA 220-1-60 220-1-60 Power supply V-ph-Hz 19,000 48,000 50,000 20,000 50,500 54,000 " " " " Capacity (min ~ nor ~ max) Btu/h 5,567 14,064 14,650 5,860 14,800 15,822 " " " " Capacity (min ~ nor ~ max)
  • Page 10 TRANE Model 4MXX6518G1000AA 4MXX6524G1000AA Power supply V-ph-Hz 220-1-60 220-1-60 Capacity (min ~ nor ~ max) Btu/h 6,500 ~ 18,000 ~ 19,300 9,800 ~ 24,000 ~ 28,500 Capacity (min ~ nor ~ max) 1,900 ~ 5,270 ~ 5,655 2,870 ~ 7030 ~ 8,350...
  • Page 11 TRANE Model 4MXX6536G1000AA 4MXX6548G1000AA 220-1-60 220-1-60 Power supply V-ph-Hz Capacity (min ~ nor ~ max) Btu/h 14,000 ~ 36,000 ~ 37,000 19,200 ~ 47,000 ~ 50,500 Capacity (min ~ nor ~ max) 4,100 ~ 10,550 ~ 10,840 5,625 ~ 13,770 ~ 14,800...
  • Page 12 TRANE Model 4TXK6512G1000AA 4TXK6518G1000AA Power supply V-ph-Hz 220-1-60 220-1-60 Max. input consumption 2000 2500 Max. input current 12.5 Model ASD102RKQA6JT6B C-6RZ146H1AH Type ROTARY ROTARY Brand HITACHI SANYO Capacity Btu/h 14873 1211 Input 1000 Compressor Rated current(RLA) 2.72 6.85 Locked rotor Amp(LRA) 21.84...
  • Page 13 TRANE Model 4TXK6524G1000AA 4TXK6536G1000AA Power supply V-ph-Hz 220-1-60 220-1-60 Max. input consumption 3000 4500 Max. input current 20.5 Model SNB140FULMC SNB200FNMMC Type ROTARY ROTARY Brand MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Capacity Btu/h 14880 21070 Input 1310 1960 Compressor Rated current(RLA) Locked rotor Amp(LRA) 18.4...
  • Page 14 TRANE Model 4TXK6548G1000AA 4TXK6560G1000AA Power supply V-ph-Hz 220-1-60 220-1-60 Max. input consumption 5500 6200 Max. input current 25.5 Model TNB306FWSMC MNB40F Type ROTARY ROTARY Brand MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Capacity Btu/h 33800 44000 Input 3065 4020 Compressor Rated current(RLA) 9.48...
  • Page 15 TRANE Model 4MXX6560G1000AA 220-1-60 Power supply V-ph-Hz Capacity (min max) 21,000 54,000 58,000 Btu/h Capacity (min max) 6,150 15,820 17,000 Cooling 4,883 Input 3.24 Capacity (min max) 21,100 55,000 58,300 Btu/h Capacity (min max) 6,180 16,115 17,080 Heating 5,036 Input 3.20...

  • Page 16: Dimension

    2 . Dimension 2.1 Dimension -4MXC6518G1000AA...
  • Page 17 2.2 Dimension -4MXC6524G1000AA © © Code Name Gas pipe Liquid pipe Observe plate Drain pipe Air return grille Air outlet Drain soft pipe (accessory) Power supply inlet Decoration board 950mm PQ line inlet Fresh air inlet Move eye optional Drain pipe connection ©...
  • Page 18 2.3 Dimension -4MXC6536G1000AA © © Code Name Gas pipe Liquid pipe Observe plate Drain pipe Air return grille Air outlet Drain soft pipe (accessory) Power supply inlet PQ line inlet Decoration board 950mm Fresh air inlet Move eye optional Drain pipe connection ©...
  • Page 19 2.4 Dimension -4MXC6548G1000AA © © Code Name Gas pipe Liquid pipe Observe plate Drain pipe Air return grille Air outlet Drain soft pipe (accessory) Power supply inlet PQ line inlet Decoration board 950mm Fresh air inlet Move eye optional Drain pipe connection ©...
  • Page 20 2.5 Dimension -4MXC6560G1000AA © © Code Name Gas pipe Liquid pipe Observe plate Drain pipe Air return grille Air outlet Drain soft pipe (accessory) Power supply inlet PQ line inlet Decoration board 950mm Fresh air inlet Move eye optional Drain pipe connection ©...
  • Page 21 2.6 Dimension -4MXD6512G1000AA...
  • Page 22 2.7 Dimension -4MXD6518G1000AA 1 4 4 水泵排水口 液管(φ9.52mm) 气管(φ15.88mm) 1 8 5 3 6 9 4 2 0...
  • Page 24 2.8 Dimension -4MXD6524G1000AA 1 4 4 水泵排水口 液管(φ9.52mm) 气管(φ15.88mm) 1 8 5 3 6 9 4 2 0...
  • Page 25 2.9 Dimension -4MXD6536G1000AA 1135 1015 fresh air hole 38( O.D38 drain pipe( Ă 9.52) Ă liquid pipe gas pipe 15.88) Ă 1 17 9 1015 air return hole...
  • Page 26 2.10 Dimension -4MXD6548G1000AA 2 6 4 1135 1015 fresh air hole Ă 38( O.D38 drain pipe( Ă 9.52) liquid pipe gas pipe Ă 15.88) 1179 1015 air return hole...
  • Page 27 2.11 Dimension4MXD6560G1000AA 1262 1200 3 6 0 1:10 6 6 0...
  • Page 28 2.12 Dimension4MXX6518G1000AA 1 0 0 0 ●...
  • Page 29 2.13 Dimension4MXX6524G1000AA 1330...
  • Page 30 2.14 Dimension4MXX6536G1000AA 1330...
  • Page 31 1 4 0 F A A C 2.15 Dimension4MXX6548G1000AA 1 6 5 0 1650 1530 ●...
  • Page 32 1 2 5 1 4 0 F A A C 2.16 Dimension4MXX6560G1000AA 1650 1650 1530 ●...
  • Page 33 2.17 Dimension4TXK6512G1000AA...
  • Page 35 2.18 Dimension4TXK6518G1000AA...
  • Page 36 2.19 Dimension4TXK6524G1000AA...
  • Page 37 2.20 Dimension4TXK6536G1000AA 9 5 0 2 8 5 3 9 6 3 7 0 60 _ 35 6 0 0 5 9 6...
  • Page 38 2.21 Dimension4TXK6548G1000AA...
  • Page 39 2.22 Dimension4TXK6560G1000AA...

  • Page 40: Piping Diagram

    3 . Piping diagram 4TXK6512G1000AA 4TXK6518G1000AA 4TXK6524G1000AA Condensor middle Defrosting temp.sensor Te temp.sensor Tcm Outdoor ambient temp. sensor Tai Maintance valve Heating Cooling Discharging temp.sensor Td Compressor Sunction temp.sensor Ts Cooling Heating Indoor coil temp.sensor Tc Indoor ambient temp.sensor Tai...
  • Page 41 4TXK6536G1000AA 4TXK6548G1000AA 4TXK6560G1000AA Condensor middle Defrosting temp.sensor Te temp.sensor Tcm Outdoor ambient temp. sensor Tai Maintance valve Heating Cooling Discharging temp.sensor Td Compressor Sunction temp.sensor Ts Liquid -gas segerator Cooling Heating Indoor coil temp.sensor Tc Indoor ambient temp.sensor Tai...
  • Page 42 FLOAT 0150538197 PIPING ROOM DC FAN SWITCH TEMP. TEMP. ROOMCARD SENSOR SENSOR F R E SH A I R M O T O R / E X T E R N A L A L A R M O U T P U T ( C o n t a c t r a t i n g 23 0V AC 3 A) CN10 CN19 DRAIN...
  • Page 43 0150535264 DC FAN MOTOR PIPING ROOM CARD TEMP FRESH AIR MOTOR / FLOAT ROOM SENSOR SWITCH EXTERNAL ALARM OUTPUT TEMP SENSOR (FUNCTION IN FUTURE ) ( Contact rati n g_230VAC,3A) D R A I N WIRED CN10 P U M P CONTROLLER CN19 C N 3...
  • Page 44 0150538199 ROOM CARD PIPE TEMP. DC FAN MOTOR SENSOR DISPLAY ROOM BOARD FLOAT TEMP SWITCH SENSOR AC WIRED CONTROLLER CN11 DRAIN CN24 PUMP C N 9 CN19 WiFi C N4 MODULE S e t b y t h e b e l o w t a b l e ELECTRIC HEATING TERMINAL C N 6 C N8...
  • Page 45 0150538194 INFRARED REMOTE RECEIVER WIFI (WITHOUT DIGITAL MODULE DISPALY) MOTORE VENTILATORE DC FAN MOTOR CN34 CN21 ROOMCARD 12345678 12345678 CN16 O F F O F F FLOAT SW01 SW03 PUMP SWITCH CN41 CN13 ROOM PIPING TEMP. TEMP. SENSOR FUSE1 Heater_N SENSOR CN22-1 T5.0A-250VAC...
  • Page 46 0150538195 HEAT ER FAN MOTOR Y / G UP DOWN LEFT RIGHT S W I N G P U M P P A NNE L R E M O T E C E N T R A L C H 5 CN19 CN10 CN15 CN14 CN7 CN8 CN9...
  • Page 47 0150538196 LEFT/ FAN SWING PUMP DOWN RIGHT REMOTE HEATER CENTRAL PANNEL CN19CN10 CN15 CN14 CN11 CN7 CN8 CN9 O F F S W2 F U SE 4321 T3.15A/250VAC O F F 87654321 CN29CN20 CN18 CN21 CN13 CN12 1 2 3 REMOTE Wired RECEIVER...
  • Page 48 0150538189 T1A/250VAC T25A/250VAC F U S E 2 F U S E 1 S W 1 :...
  • Page 49 CIRCUIT DIAGRAM OF OUTDOOR UNIT CN4’ CN3’ FUSE1 250VAC T25A CN2’ F USE2 250VAC T3.15A COMPRESSOR C N1 MAIN PCB BOARD C N 2 C N 4 B R R Y / G Y / G CN20 CN18 CN10 CN21 CN16 Y / G Power supply...
  • Page 50 2018.7.31线路图优化,匹配实物调整位置号。——魏宗科· outdoor wiring diagram 0150538191 WARNING C N 3 Driver module C ( W ) R(U) C N 2 C N 1 S ( V ) Do not touch the capacitor even AC- N AC-L when the power is off。 C N 1 1 CN10 C N 8...
  • Page 51 0150538192 C N 1 1 C N 1 0 C N 1 3 C N 3 7 C N 1 9 C N 4 2 A C -N N-OUT N-OUT1 FUSE1 C H 1 MODULE T30A/250VAC C N 4 3 CN3 9 C N 1 5 C N 3 4...
  • Page 52 4.11 4TXK6548G1000AA 4TXK6560G1000AA Th:Temper E.E.V ature :Elect V:Fo sensor of ronic expa water optio nsion valv valve LP:L S:Bu ilding press switc Syst HP:H press switc D:De mand respo enabli devic (Only used Austra lia and Zeala area ********************* ********************* ********************* Tc:Temperature sensor of...
  • Page 53 ******************** WHT:whit ******************** e RD:red ******************** Y/G:yello BLK:black w/green S W 1 - 2 Manually forced operation invalid O F F...
  • Page 56 5 . Performance cure 5.1 4TXK6512G1000AA 4TXK6512G1000AA---heating Outdoor temperature( °C) Indoor unit -6/-7 -4/-5 -1/-2 temperatur heating power heating power heating power capacity input capacity input capacity input ( °C) 16/10 2836 1147 2.47 2914 1165 2.50 3119 1168 2.67...
  • Page 57 4TXK6512G1000AA---Cooling Outdoor temperature( °C) Indoor unit temperatur Sensible Sensible Sensible cooling power cooling powe cooling powe cooling cooling cooling capacity input capacity capacity ( °C) capacity capacity capacity input input 18/12 3427 1073 3.19 928 3416 1111 3.08 3012 3387 1134 2.99...
  • Page 58 5.2 4TXK6518G1000AA 4TXK6518G1000AA---heating Outdoor temperature( °C) Indoor unit -6/-7 -4/-5 -1/-2 temperatur heating power heating power heating power capacity input capacity input capacity input ( °C) 16/10 3992 1513 2.64 4101 1536 2.67 4390 1541 2.85 18/12 3923 1527 2.57 4047 1558 2.60...
  • Page 59 4TXK6518G1000AA---Cooling Outdoor temperature( °C) Indoor unit temperatur Sensible Sensible Sensible cooling power cooling powe cooling powe cooling cooling cooling capacity input capacity capacity ( °C) capacity capacity capacity input input 18/12 5058 1468 3.44 1370 5043 1520 3.32 4446 5000 1552 3.22 4406 20/14...
  • Page 60 5.3 4TXK6524G1000AA 4TXK6524G1000AA--heating Outdoor temperature( °C) Indoor unit -6/-7 -4/-5 -1/-2 temperatur heating power heating power heating power capacity input capacity input capacity input ( °C) 16/10 5341 2025 2.64 5488 2056 2.67 5874 2062 2.85 18/12 5250 2044 2.57 5415 2085 2.60...
  • Page 61 4TXK6524G1000AA---cooling Outdoor temperature( °C) Indoor unit temperatur Sensible Sensible Sensible cooling power cooling powe cooling powe cooling cooling cooling capacity input capacity capacity ( °C) capacity capacity capacity input input 18/12 6851 1942 3.53 1855 6831 2010 3.40 6023 6772 2052 3.30 5969 20/14...
  • Page 62 5.4 4TXK6536G1000AA 4TXK6536G1000AA---heating Outdoor temperature( °C) Indoor unit -6/-7 -4/-5 -1/-2 temperatur heating power heating power heating power capacity input capacity input capacity input ( °C) 16/10 7962 3019 2.64 8180 3065 2.67 8756 3074 2.85 18/12 7825 3046 2.57 8072 3108 2.60...
  • Page 63 4TXK6536G1000AA---Cooling Outdoor temperature( °C) Indoor unit temperatur Sensible Sensible Sensible cooling power cooling powe cooling powe cooling cooling cooling capacity input capacity capacity ( °C) capacity capacity capacity input input 18/12 10282 2913 3.53 2784 10251 3016 3.40 9039 10163 3079 3.30 8957 20/14...
  • Page 64 5.5 4TXK6548G1000AA 4TXK6548G1000AA---heating Outdoor temperature( °C) Indoor unit -6/-7 -4/-5 -1/-2 temperatur heating power heating power heating power capacity input capacity input capacity input ( °C) 16/10 10578 4011 2.64 10869 4072 2.67 11634 4084 2.85 18/12 10397 4047 2.57 10725 4129 2.60...
  • Page 65 4TXK6548G1000AA---Cooling Outdoor temperature( °C) Indoor unit temperatur Sensible Sensible Sensible cooling power cooling powe cooling powe cooling cooling cooling capacity input capacity capacity ( °C) capacity capacity capacity input input 18/12 13420 3896 3.44 3634 13380 4033 3.32 11797 13265 4118 3.22 11691 20/14...
  • Page 66 5.6 4TXK6560G1000AA 4TXK6560G1000AA---heating Outdoor temperature( °C) Indoor unit -6/-7 -4/-5 -1/-2 temperatur heating power heating power heating power capacity input capacity input capacity input ( °C) 16/10 11996 4549 2.64 12326 4619 2.67 13194 4632 2.85 18/12 11791 4590 2.57 12162 4683 2.60...
  • Page 67 4TXK6560G1000AA---Cooling Outdoor temperature( °C) Indoor unit temperatur Sensible Sensible Sensible cooling power cooling powe cooling powe cooling cooling cooling capacity input capacity capacity ( °C) capacity capacity capacity input input 18/12 15418 4518 3.41 4175 15372 4676 3.29 13554 15240 4775 3.19 13431 20/14...
  • Page 68 6 . Capacity compensation rate for pipe length and height defference Pipe length (m) 4TXK6512G1000AA cooling 0.980 0.956 0.933 Indoor unit is upper than 0.990 0.984 0.960 0.937 outdoor unit 1.000 0.994 0.988 0.964 0.940 Height difference 1.008 1.002 0.996 0.972...
  • Page 69 Pipe length (m) 4TXK6518G1000AA cooling 0.981 0.957 0.934 Indoor unit is upper than 0.991 0.985 0.961 0.938 outdoor unit 1.000 0.995 0.989 0.965 0.941 Height difference 1.009 1.003 0.997 0.973 0.949 1.009 1.003 0.997 0.973 0.949 Indoor unit is lower than -7.5 1.003 0.997...
  • Page 70 Pipe length (m) 4TXK6524G1000AA cooling 0.980 0.956 0.933 Indoor unit is upper than 0.990 0.984 0.960 0.937 outdoor unit 1.000 0.994 0.988 0.964 0.940 Height difference 1.008 1.000 0.996 0.972 0.948 1.008 1.000 0.996 0.972 0.948 Indoor unit is lower than -7.5 1.002 0.996...
  • Page 71 Pipe length (m) 4TXK6536G1000AA cooling 0.955 0.914 0.873 0.833 Indoor unit is 0.996 0.955 0.914 0.873 0.833 upper than 0.980 0.975 0.955 0.914 0.873 0.833 outdoor unit 1.003 0.980 0.975 0.955 0.914 0.873 0.833 Height differenc 1.003 0.980 0.975 0.955 0.914 0.873 0.833...
  • Page 72 Pipe length (m) 4TXK6548G1000AA cooling 0.947 0.907 0.866 0.826 Indoor unit is 0.967 0.947 0.907 0.866 0.826 upper than 0.980 0.967 0.947 0.907 0.866 0.826 outdoor unit 1.003 0.980 0.967 0.947 0.907 0.866 0.826 Height differenc 1.003 0.980 0.967 0.947 0.907 0.866 0.826...
  • Page 73 Pipe length (m) 4TXK6560G1000AA cooling 0.963 0.923 0.882 0.842 Indoor unit is 0.973 0.963 0.923 0.882 0.842 upper than 0.980 0.973 0.963 0.923 0.882 0.842 outdoor unit 1.003 0.980 0.973 0.963 0.923 0.882 0.842 Height differenc 1.003 0.980 0.973 0.963 0.923 0.882 0.842...
  • Page 74 7 . Installtion 7.1 Cassette Installation Procedure Caution  To ensure proper installation, read “Cautions” carefully before working. After installation, start the unit correctly and show customers how to operate and maintain the unit. Meanings of Warning and Cautions: WARNING: Serious injury or even death might happen, if it is not observed . CAUTION: Injury to people of damages to machine might happen, if it is not observed .
  • Page 76 Caution Unit shall be grounded. But grounding shall not be connected to gas pipe water pipe, telephone line. Poor grounding  will cause electric shock.  Be sure to install a leakage breaker to avoid electric shock.  Arrange water drainage according to this Manual. Cover pipe with insulation materials in case dew may occur.
  • Page 77 (4) Selection of installation location of outdoor With consent from the user, installation location shall:  Be sufficient to bear weight of the units, with air circulation .  Avoid direct radiation from heat sources or other heat sources . ...
  • Page 78 Preparation before installation (1) Location relationships between ceiling opening and hanging screw 4MXC6524G1000AA 4MXC6536G1000AA 4MXC6548G1000AA 4MXC6560G1000AA 765 (spacing of hanging screw) 850 (indoor unit) 890 (ceiling opening) 950 (trim panel) Hanger bracket Trim panel Ceiling Distance between indoor Model Distance between indoor ...
  • Page 80 Installation of indoor unit -± -± -± -± -± Installation sequence on new ceiling: (1) -± -± -± -± Installation sequence on new ceiling: (1) Nut (to be provided on site) (1) Temporary installation of indoor unit  Attach hangers to hanging screws, and make sure to use nuts Washer (to be provided on site) and washers on both upper and lower ends of hangers so as to...
  • Page 81 Pipe size Tighten torque A(mm) Flare shape 1420~1720N.cm 6.35 8.3-8.7 (144~176kgf.cm) 3270~3990N.cm R 0.4 ~ 0.8 12.0-12.4 9.52 (333~407kgf.cm) 4950~6030N.cm 12.4-16.6 12.7 (490~500kgf.cm) 6180~7540N.cm 18.6-19.0 15.88 (630~770kgf.cm) °°9050±. 9720-11860 N.cm 19.05 22.9-23.3 (990-1210 kgf.cm) Installation of drain pipe (1) Install drain pipe ...
  • Page 82 Clamp Clamp (accessory) Below 4 mm Tape (White) Drain hose m m o w...
  • Page 83 Precautions for drain lift pipe The drain lift pipe shall be installed as low as possible . Tape (White) Drain hos The drain lift pipe shall be perpendicular to the unit and not more than 300mm away from the unit. Within 300 mm 1-1.5 m Hanger...
  • Page 84 Connect and fix the power supply cable, indoor-outdoor connection cable as following: Outdoor unit terminal blocks Power supply: 1PH, 220-240V ~, 50/60Hz Indoor unit terminal blocks For single phase power supply models: 4MXC6518G1000AA,4MXC6524G1000AA, 4MXC6536G1000AA, 4MXC6548G1000AA, 4MXC6560G1000AA Power supply cable: H05RN-F 3G 4 .0mm Indoor and outdoor connection cable: H05RN-F 4G 2.5mm Wired controller wiring instruction...
  • Page 85 Note: 1) Shielded lays of the communication line should be connected as a daisy chain from the first master unit to the last slave unit . 2) The shielding lay of the communication line must be grounded at the end of the last slave unit . Step2 Setting the dip switch BM3, and the indoorunit should be set according to the following table: Wired controller address BM3-8...
  • Page 86 Angles trim cover Panel 4 5 ° Step 2: open Step 3: Gently the air-inlet push the air- grille to inlet grille in make it at the direction 45° to the of arrow panel. t h e Ai r -i n l e t a i r -i n l e t gr i l l e Step 1: Open the two snaps in the directon of arrow rille (3) Installing the panel...
  • Page 88 Refrigerant pipe Housing Indoor unit Drain pipe 2 x Drai n U-shadpi p e hooks Trim panel 4 x Bolts (M5*25) (including gaskets) 5) When tightening the four (4) bolts, please make sure there is no clearance between the panel fixing seat on im panel 4 x Bolts (M5*25) the side of the indoor unit and the panel fixing seat on the side of the panel .
  • Page 89 C l e a r a n c e n o t e alowed earan If the elevation level of the indoor unit and drain pipe are not affected, you can adjust the height of the indoor unit allowed through the corner pore on the trim panel . Please keep the unit horizontal in the process of adjustment, or else water leakage is easy to occur .
  • Page 90 8) Installing the air-inlet grille . Install the air-inlet grille with the steps opposite to that for removing . For reference The method for removing angle trim panels when the installation of trim panel is complete: 1)Insert a straight screwdriver in the notchc . Gently turn the screwdriver downward, and slowly insert it in, and then move it up and down to make the angle fall off .
  • Page 91 7.2 Convertible - EN Parts and Functions Indoor Unit Operating Control Panel 2 (1) Operation Control Panel (2) Cover Plate (3) Front Panel (4) Inlet Grill(Filter inside) (5) Human Sensor (6) WIFI Indicator Lamp (7) Display Indicator Lamp (8) Emergency Switch (9) Remote Receiver Installation Procedure Please ask the dealer or specialist to install, never try by the users themselves .
  • Page 92 Warning  Air-conditioner can't be installed in the environment with inflammable gases because the inflammable gases near air-conditioner may cause fire hazard.  Installed electrical-leaking circuit breaker. It easily cause electrical shockwithout circuit breaker.  Connect earthing wire. Earthing wire should not be connected to the gas pipe, water pipe, lightning rod or phone line, incorrect earthing may cause shock.
  • Page 93 Warning (1) For the room air conditioner to operate satisfactorily, install it as outlined in this installation manual. (2) Connect the indoor unit and outdoor unit with the room air conditioner piping and cords available from our standard parts. This installation manual describes for the correct connections so that the installation set available from our standard parts should be used.
  • Page 94 Caution (1) Be careful not to scratch the room air conditioner when handing it. (2) After installation, explain correct operation to the customer, according to the operating manual. (3) Let the customer keep this installation manual because it will be used when the room air conditioner is serviced or moved.
  • Page 96 Malntenance Space Dlmenslon For ceiling installation Ceiling INDOOR UNIT Ceiling >0.4" (10 mm) > 3" (80 mm) >5" (150 mm) For half concealed installation Ceiling panel Ceiling panel INDOOR UNIT 0.4" (10 mm) >3" (80 mm) >6" (150 mm) Installing The Indoor Unit Connection pipe requirement Diameter Maximum height...
  • Page 97 Intake grille Side cover A (Right side) Side cover A (Left side) Open the intake grill (1) Push the embeding switch according to the direction of the arrowhead .(Refer to Fig .1) (2) Turn into the intake grill according to the direction of the arrowhead .(Refer to Fig .2) Fig.1 Fig.2 Remove the Side cover...
  • Page 98 Cut intake grill for drain pipe (1) Tools:Knife or Pliers . (2) Cut the intake grill before installing the drain pipe,Then,pass the drain pipe through the hole .As the following schematic . After Location of the cut removal Installing the drain pipe and the connecting pipe Location of t (1) When the unit is installed in the ceiling,Installing them as below .
  • Page 99 Caution  When the unit is installed in the ceiling,side B is lower than side A for condensate discharge.As below. 1mm 15 mm 1 mm – 15 mm mm – 1 Location of ceiling supension bolts 30 mm mensons ace eureor mens ons (Space nsaon...
  • Page 100 Drilling the holes and attaching the suspension bolts Special nut A (included) (1) Drill4 φ 25mm holes at the suspension-bolt locations . The two Ceiling panel special nuts are provided with the unit . The M10 nut must be obtained locally . Celing panel 10 to 15 mm (2) Install the bolts, then temporarily attach Special nuts A and B and a...
  • Page 102 Installing the coupler heat insulation After checking for gas leaks, insulate by wrapping insulation around the two parts (large and small) of the indoor unit coupling, using the coupler heat insulation . After installling the coupler heat insulation, wrap both ends with vinyl tape so that there is no gap .
  • Page 103 Install insunlation for the drain pipe Cut the included insulation material to an appropriate size and adhere it to the pipe . Drain pipe insulation Drain pipe Insulation for Drain pipe (To be Indoor unit obtained locally Drain pipe Lenght should be at least 8 mm Drain pipe insulation (acessories) Indoor unit (drain port) No gap...

  • Page 104: Wiring Diagram

    A. Solid wire B. Strand wire crew wth crew wth Solid wire Strand wre Screw with Screw with special washer special ecial washer o nd ecial Round asher terminal washer Loop ound ound Round Round terminal terminal Terminal rm na Wire board W ire...
  • Page 105 The specification of cable between indoor unit to outdoor unit is HO5RN-F4G 2 .5 mm Warning  The power cable and connecting cable are self- provided.  Always use a special branch circuit and install a special receptacle to supply power to the room air conditioner. ...
  • Page 106 7.3 Convertible - EN Safety Precautions 1 . Applicable ambient temperature range: max. DB/WB 32/23 °C lndoor temperature min. DB/WB 18/14 °C Cooling max. DB/WB 46/24 °C Outdoor temperature 18 °C min. DB/WB 27 °C max. DB/WB lndoor temperature 15 °C min.
  • Page 107 Parts and Fuctions air inlet Electrical components Case air outlet Installation Procedure Indoor Unit Caution  Please do not install the unit in places where flammable gases may be leaked. ln case that gas is leaked and accumulated around the unit, it may cause dangers of fire etc. The indoor unit shall be installed at locations where cold and hot air could evenly circulated.
  • Page 108 Selecting the mounting position to install the indoor units  Select suitable places where the outlet air can be sent to the entire room, and convenient to lay out the connection pipe, connection wire and the drainage pipe to outdoor . ...
  • Page 110 4MXD6512G1000AA 4MXD6518G1000AA 4MXD6524G1000AA 4MXD6536G1000AA 4MXD6548G1000AA (600× 600) After selecting the unit installation location, proceed the following steps: 1. Drill a hole in the wall and insert the connecting pipe and wire through a PVC wall-through tube purchased locally. The wall hole shall be with a outward down slope of at least 1/100 .
  • Page 111 Installation Procedure lnstallation dimension Indoor unit dimensions (unit:mm) Unit model 4MXD6512G1000AA 4MXD6518G1000AA 1212 1170 1080 4MXD6524G1000AA Dimensions A(mm) B(mm) C(mm) D(mm) E(mm) F(mm) Model 4MXD6536G1000AA 1012 1170 4MXD6548G1000AA 4MXD6560G1000AA 1050 1272 Air Duct  Each of the air sending duct and air return duct shall be fixed on the prefabricated panel of the floor by the iron bracket .
  • Page 112 Note:  For model AD**LS1ERA,when connecting the short ducts, use the low static terminals, which color is white . The distance L from the air outlet of the duct to the air outlet of the air conditioner shall be no more than 0 .5 m . ...
  • Page 113 2. lnstallation of air return duct  Use rivet to connect the air return duct on the air return inlet of the indoor unit, then connect the other end with the air return blind as Figure shown .
  • Page 114 3. Thermal insulation of duct  Air-sending duct and air return duct shall be thermally insulated . First stick the gluey nail on the duct, then attach the heat preservation cotton with a layer of tinfoil paper and use the gluey nail cap to fix . Finally use the tinfoil adhesive tape to seal the connected part .
  • Page 115 Caution  ln installation, if there is refrigerant gas leakage, please take ventilation measures immediately. The refrigerant gas will generate poisonous gas upon contacting fire.  After installation, please verify that there is no refrigerant leakage. The leaked refrigerant gas will produce poisonous gas when meeting fire source such as heater and furnace etc.
  • Page 116 Pipe material Phosphorus deoxidized copper seamless pipe (TP2M) for air conditioner . Allowable pipe length and drop These parameters differ according to the outdoor unit . See the instruction manual attached with the outdoor unit for details . Supplementary refrigerant The refrigerant supplementation shall be as specified in the installation instructions attached with the outdoor unit .
  • Page 117 Drain Pipe Caution ln order to drain water normally, the drain pipe shall be processed as specified in the installation manual and shall be thermal insulated to avoid dew generation. lmproper hose connection may cause indoor water leakage. Requirements  The indoor drain pipe shall be thermal insulated . ...
  • Page 118 Pipe and insulation material Pipe Rigid PVC pipe VP20 mm (internal diameter) Foamed PE with thickness above 7mm Insulation Electrical Wiring Hose Drain pipe size: The hose is used for adjusting the off-center and angle of the tigid PVC pipe . ...
  • Page 119 Before the electrical work has not been completed, connect a convex joint in the drain pipe connection to provide a water inlet . Then, check if water leaks from the piping system and that drain flows through the drain pipe normally . Air Duct lnstallation work for air outlet ducts Calculate the draft and external static pressure and select the length, shape and blowout .
  • Page 120 Electrical Wiring Warning DANGER OF BODILY INJURY OR DEATH TURN OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE MAKING ANY ELECTRIC CONNECTIONS. GROUND CONNECTIONS MUST BE COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS. Precautions for Electrical wiring  Electrical wiring work should be conducted only by authorized personnel . ...
  • Page 121 Wiring connection Make wiring to supply power to the outdoor unit, so that the power for the indoor unit is supplied by terminals . 4MXD6512G1000AA 4MXD6518G1000AA 4MXD6524G1000AA 4MXD6536G1000AA,4MXD6548G1000AA,4MXD6560G1000AA 7.4 ODU-EN Selecting installation site General Caution  Be sure to provide for adequate measures in order to prevent that the outdoor unit be used as a shelter bye small animals.
  • Page 122 Notice This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.  When installing the unit in a place exposed to strong wind, pay special attention to the following . Strong winds of 5 m/sec or more blowing against the outdoor unit’s air outlet causes short circuit (suction of discharge air), and this may have the following consequences: ...

  • Page 123: Installation

     Set the unit on mounting brackets or pad.To avoid the adverse effects of snow, ice and defrosting issues, install the unit on heat pump risers to ensure a sufficient height from the ground . In all cases, refer to local code for correct riser height .
  • Page 124 1 0 0...
  • Page 125 405-410 405-410 1250 1350 Foundation work  Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise after installation .  In accordance with the foundation drawing in the figure, fix the unit securely by means of the foundation bolts .
  • Page 126 A leg pitch 1 B leg pitch2 C Front grill (air outlet side) D Drain hole E Bottom frame K Knock-out hole (for piping line) Selection of installation location of outdoor 1 . Single-unit installation (unit: mm) B a c k >150 >200 >150...
  • Page 127 The top and two side surfaces must be exposed to open space, and barriers on at least one side of the front and back shall be lower than the outdoor unit . 2 . Multi-unit installation (unit: mm) Back and side Above 150 Above 300 Above 300 Above 300 Front and back Above 3...
  • Page 128 Refrigerant pipe size and allowable pipe length Danger  Piping an other pressure containing parts shall comply with the applicable legislation and shall be suitable for refrigerant. Use phosphoric acide deoxidised seamless copper for refrigerant.  Installation shall be done by an installer, the choice of materials and installation shall comply with applicable legislation.
  • Page 129 1 0 4...
  • Page 130 2 . Tools and materials that may be used with R410 with some restrictions Tools/Materials Notes Gas leak detector Detection of gas leaks The ones for HFC type refrigerant may be used. Vacuum Pump Vacuum drying May be used if a reverse flow check adaptor is attached. Chages have been made in the flare machining Flare Tool Flare machining of piping...
  • Page 131 Piping Materials/Radial Thickness Use pipes made of phosphorus deoxidized copper . Since the operation pressure of the units that use R410A is higher than that of the units for use with R22, use pipes with at least the radial thickness specified in the chart below . (Pipes with a radial thickness of 0 .7mm or less may not be used .) Size(mm) Size(inch)
  • Page 132 1 0 6...
  • Page 133 Notice  For new installations, use the standard pipe sizes. When using existiong pipes, size-up is allowed as mentioned in the table above. Additional restrictions towards allowable pipe lengths, as mentioned in the table 7.3 on page 13, must be taken into account. Not using the standard lpipe size may result in capacity decrease.

  • Page 134: Indoor

    3-way stop valve Piping size for single split Model Diameter of pipe Pipe Connecting methodb l al Gas p pe 6.35mm Liquid pipe 4TXK6512G1000AA Flaring connection Gas pipe 9.52mm Liquid pipe 6.35mm 4TXK6518G1000AA Flaring connection Gas pipe 12.7mm pipe Liquid pipe 9.52mm...
  • Page 135 Precautions for refrigerant piping  Do not twist or crush piping .  Be sure that no dust is mixed in piping .  Bend piping with as wide angle as possible .  Keep insulating both gas and liquid piping . ...
  • Page 136 A: Forward B: Sideways C: Backward D: Downward E: Power supply cable,outdoor and indoor connection cable  Cutting out the two slits makes it possible to install as shown in the figure “Field pipes in 4 directions” . (Use a metal saw to cut out the slits .) ...
  • Page 137 Preventing foreign objects from entering  Be careful not to let the indoor and outdoor piping come into contact with the compressor terminal cover . If the liquid-side piping insulation might come into contact with it, adjust the height as shown in the figure below . Also, make sure the field piping does not touch the bolts or outer panels of the compressor .
  • Page 138 Leak test The leak test must satisfy specification 1 . Vacuum leak test 1 .1 Evacuate the system from the liquid and gas piping to -100 .7 kPa(5 Torr) . 1 .2 Once reached, turn off the vacuum pump and check that the pressure does not rise for at least 1 minute . 1 .3 Should the pressure rise, the system may either contain moisture (refer to the paragraph “...
  • Page 140 Caution When charging a system, care shall be taken that its maximum permissible charge is never exceeded, in view of the danger of liquid hammer. Warning  Refrigerant cylinders shall be opened shlowly.  Always use protective gloves and protect your eyes when charging refrigerant. Danger ...
  • Page 141 When the connecting pipe (L) exceeds 7 .5m, it shall charge M(g) additional refrigerant per meter . That is:Refrigerant charging amout =(L-7 .5m)xM(g/m) For 4TXK6512G1000AA,4TXK6518G1000AA,M=30(g/m) For 4TXK6524G1000AA,4TXK6536G1000AA, 4TXK6548G1000AA, 4TXK6560G1000AA,M=65(g/m) Only in COOLING operation it can charge the additional refrigerant .
  • Page 143 Model Factory oil charging 4TXK6512G1000AA 4TXK6518G1000AA 4TXK6524G1000AA 4TXK6536G1000AA 4TXK6548G1000AA 1070 4TXK6560G1000AA 1100 Note: a . when Q<0,oil added=0; b . when Q>0,oil added=Q(cc); c . L is the liquid pipe length , unit(m) Electrical wiring work Warning  All wiring must be performed by an authorized electrician.
  • Page 145  Use only copper wires .  A main switch or other means for disconnection, having a contact separation in all poles, must be incorporated in the fixed wiring in accordance with applicable legislation . Do not turn on the main switch until all the wiring is completed .
  • Page 146 For single phase power supply models: 50/60Hz 4TXK6524G1000AA,4TXK6536G1000AA 4TXK6512G1000AA,4TXK6518G1000AA Power supply cable: H05RN-F 3G 4 .0mm 2 4TXK6548G1000AA, 4TXK6560G1000AA Power supply cable: H05RN-F 3G 6 .0mm 2 Indoor and outdoor connection cable: H05RN-F 4G 2 .5mm 2 (* 1 Note: If the indoor and outdoor unit connection cable length L satisfied condition 40m<...
  • Page 147 8 . Indoor 8.1 Indoor unit Main control pcb Indoor unit type MODEL Spare part code 0151800244AF 4MXC6518G1000AA 0151800332 4MXC6524G1000AA Cassette 4MXC6536G1000AA 0151800208CH 4MXC6548G1000AA 4MXC6560G1000AA 4MXD6512G1000AA 4MXD6518G1000AA 0151800267E 4MXD6524G1000AA Duct 4MXD6536G1000AA 4MXD6548G1000AA 0151800106G 4MXD6560G1000AA 4MXX6518G1000AA 4MXX6524G1000AA Convertible 4MXX6536G1000AA 0151800459A 4MXX6548G1000AA 4MXX6560G1000AA...
  • Page 148 0151800244AF 4MXC6518G1000AA 0151800208CH 4MXC6524G1000AA 4MXC6536G1000AA 4MXC6548G1000AA 4MXC6560G1000AA 0151800459A 4MXX6518G1000AA 4MXX6524G1000AA 4MXX6536G1000AA 4MXX6548G1000AA 4MXX6560G1000AA...
  • Page 149 0151800267E 4MXD6512G1000AA 4MXD6518G1000AA 4MXD6524G1000AA 0151800106G 4MXD6536G1000AA 4MXD6548G1000AA 4MXD6560G1000AA...
  • Page 150 8.2 Indoor unit dip switch setting Model: 4MXC6518G1000AA PCB CODE: 0151800244AF SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8 Description 4MXC6518G1000AA Room card unavaible( default) Room card avaible Heating pump( default) Cooling only Fresh air available(default) Fault alarm available Filter remind unavailable(default) Filter remind available USA region Non-USA region(default)
  • Page 151 Model: 4MXC6524G1000AA 4MXC6536G1000AA 4MXC6548G1000AA 4MXC6560G1000AA PCB CODE:0151800208CH SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8 Description 4MXC6524G1000AA 4MXC6536G1000AA 4MXC6548G1000AA 4MXC6560G1000AA Room card unavaible( default) Room card avaible Heating pump( default) Cooling only Fresh air available(default) Fault alarm available Filter remind unavailable(default) Filter remind available USA region Non-USA region(default)
  • Page 152 Model: 4MXX6518G1000AA 4MXX6524G1000AA 4MXX6536G1000AA 4MXX6548G1000AA 4MXX6560G1000AA PCB CODE:0151800459A SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8 Description 4MXX6518G1000AA 4MXX6524G1000AA 4MXX6536G1000AA 4MXX6548G1000AA 4MXX6560G1000AA Room card unavaible(default) Room card avaible Heating pump( default) Cooling only Fresh air available(default) Fault alarm available Filter remind unavailable(default) Filter remind available USA region Non-USA region(default)
  • Page 153 Model: 4MXD6512G1000AA 4MXD6518G1000AA AD24SS1ERC PCB CODE:0151800267E Model: AD36NS1ERC 4MXD6548G1000AA AD48HS1ERC PCB CODE:0151800106G S W 0 1 ( 1 - O N , 0 - O F F ) SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8 Description 4MXD6512G1000AA 4MXD6518G1000AA 4MXD6524G1000AA Room card unavaible( default) Room card avaible Heating pump( default)
  • Page 154 Model: 4MXD6548G1000AA 4MXD6548G1000AA 4MXD6560G1000AA PCB CODE:0151800106G S W 0 1 ( 1 - O N , 0 - O F F ) SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8 Description 4MXD6536G1000AA 4MXD6548G1000AA 4MXD6560G1000AA Room card unavaible( default) Room card avaible Heating pump(default) Cooling only Temperature compensate unavaible( default)
  • Page 155 8.3 Indoor unit function 1. Dry mode Operation 1) Tai < 16°C, indoor unit stops running and sends stop-unit signal to outdoor. 2) Tai>Tset+2°C, indoor unit runs at cooling mode and sends cooling -mode signal to outdoor 3) Tse<Tai≤Tset +2°C,indoor unit send DRY mode signal to outdoor unit 4) Tai≤Tse, indoor unit runs at low speed and sends stop-unit signal to outdoor.
  • Page 157 6. water pump and flow switch control Water pump will be electrified when indoor unit enters non-heating mode until indoor unit stops. 5 minutes later after indoor unit stops, water pump will stop. When indoor unit is in heating mode, water pump will not operate. In the cooling standby, heating and air supply modes, the pump does not run when the float switch is closed.
  • Page 158 9 . Outdoor 9.1 Outdoor unit PCB MODEL Main Control PCB Power module 4TXK6512G1000AA 0011800209T 0011800328BM 4TXK6518G1000AA 0011800966AL 4TXK6512G1000AA 0011800241C 0011800377CA 4TXK6536G1000AA 0151800349A 0011800377AK 4TXK6548G1000AA 0151800054BG 0150401945CD 4TXK6560G1000AA 0151800054BK 0150401945CE 9.2 Outdoor Unit PCB photo 0011800209T 4TXK6512G1000AA...
  • Page 159 0011800966AL 4TXK6518G1000AA 0011800241C 1U24RS1ERA...
  • Page 160 0151800349A 4TXK6536G1000AA...
  • Page 161 0151800054BG 4TXK6548G1000AA 0151800054BK 4TXK6560G1000AA...
  • Page 162 9.3 Outdoor dip swith setting MODEL Main Control PCB Power module 0011800209T 4TXK6512G1000AA 0011800328BM 4TXK6518G1000AA 0011800966AL 0011800241C 1U24RS1ERA 0011800377CA 4TXK6536G1000AA 0151800349A 0011800377AK 0150401945CD 4TXK6548G1000AA 0151800054BG 4TXK6560G1000AA 0151800054BK 0150401945CE 4TXK6512G1000AA SW1-1 SW1-2 Model 1U12CS1ERC 4TXK6518G1000AA SW1-1 SW1-2 Model 4TXK6518G1000AA 4TXK6536G1000AA SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8...
  • Page 163 4TXK6548G1000AA 4TXK6560G1000AA SW1-1 SW1-2 SW1-3 SW1-4 SW1-5 SW1-6 SW1-7 SW1-8 Descrition Force heating Force cooling Without force heating&force cooling ( default) Low standby unavailable(default) Low standby available(default) Protocal selection-wrong Protocal selection--right (default) Central controller(default) BMS system Reverse Auto defrosting available(default) Auto defrosting unavailable(default) Quiet function unavailable(default) Quiet function available...
  • Page 164 9.4 Oudoor unit function 9.4.1 Compressor discharge temp. (TD) high temp. protection function. If it lasts 3 seconds, the unit will stop. After standing by 3 minutes, the unit can restart. If it happens 3 Discharge temperature times in 60 minutes. The unit will stop and alarm. it will disappear if the unit back to power.
  • Page 165 Common control...
  • Page 166 9.4.3 Condenser overheat protection In order to realize low pressure protection, the low pressure is controlled by simulating evaporating temperature: When cooling, compare the evaporating temp. with the compressor suction temp. and choose the lower one (Teva c) to simulate judgment. Teva_c Normal running -25°C...
  • Page 167 9.4.4 Oil return control Control purpose: Make the system oil regularly return to the compressor when the compressor work in a low frequency. Condition: When the indoor units are working, if the compressor continuous frequency is lower than the parameters C HZ (E) and the temperature TC is lower than 50°C (E) ,and it lasts 5 hours.
  • Page 168 The longest 3 minutes...
  • Page 169 Process control chart of oil return: Send oil return signal Start Inverter comp. Indication frequency 60s Oil return frequency A Hz (E) 60s Soft Starting 0HZ 5s OD fan auto Auto Auto adjustment according to cooling mode 4-way valve 450pulses 450pulses 300pulses (E) OD expansion valve auto opening Auto opening...
  • Page 170 4. The limitation of the EEV opening State of the unit Requirement of the opening Lower limit Upper limit Standard opening of the model, according to the Shut down opening of last time Standby Standard opening of the model, according to the (temperature sensor off) mode before the temperature sensor is off Cooling startup process...
  • Page 171 Te≤C×TA-α OR TC≤C×TA-α and lasts for 5 minuts Note: C: TA<0°C, C=0.8 TA≥0°C, C=0.6 a. Entering temp. limit of defrosting 1: -15°C≤C×TA-α≤-2°C b. Entering temp limit of defrosting 2: C×TA-α<-15°C & Te≤-15°C for continuous 5 minutes & accumulated running time reaching 90 minutes. c.
  • Page 172 6. Only in initial starting of compressor of heating mode, outdoor fan motor and four way valve will powering on simultaneously. 7. If compressor frequency is higher than regulated frequency before off, it will lower to required frequency and then stop.

  • Page 173: Failure Code

    10 . Failure code 10.1 4MXC6518G1000AA failure code LED flash times Panel of indoor PCB Malfunction Description Possible reasons display LED5 LED1 Malfunction of indoor unit ambient Sensor disconnected or broke or at wrong temperature sensor position or short circuit Malfunction of indoor unit piping Sensor disconnected or broke or at wrong temperature sensor...
  • Page 174 10.2 4MXC6524G1000AA 4MXC6536G1000AA 4MXC6548G1000AA 4MXC6560G1000AA failure code LED flash times Panel of indoor PCB Malfunction Description Possible reasons display LED4 LED1 Malfunction of indoor unit ambient Sensor disconnected or broke or at wrong temperature sensor position or short circuit Malfunction of indoor unit piping Sensor disconnected or broke or at wrong temperature sensor position or short circuit...
  • Page 175 10.3 4MXD6512G1000AA 4MXD6518G1000AA 4MXD6524G1000AA failure code LED flash times Panel of indoor PCB Malfunction Description Possible reasons display LED4 LED3 Malfunction of indoor unit ambient Sensor disconnected or broke or at wrong temperature sensor position or short circuit Malfunction of indoor unit piping Sensor disconnected or broke or at wrong temperature sensor position or short circuit...
  • Page 176 10.4 4MXD6536G1000AA 4MXD6548G1000AA 4MXD6560G1000AA LED flash times Panel of indoor PCB Malfunction Description Possible reasons display LED4 LED3 Malfunction of indoor unit ambient Sensor disconnected or broke or at wrong temperature sensor position or short circuit Malfunction of indoor unit piping Sensor disconnected or broke or at wrong temperature sensor position or short circuit...
  • Page 177 10.5 4MXX6518G1000AA 4MXX6524G1000AA 4MXX6536G1000AA 4MXX6548G1000AA 4MXX6560G1000AA failure code LED flash times Malfunction of indoor PCB Malfunction Description Possible reasons display LED6 LED1 Malfunction of indoor unit ambient Sensor disconnected or broke or at wrong temperature sensor position or short circuit Malfunction of indoor unit piping Sensor disconnected or broke or at wrong temperature sensor...
  • Page 178 10.6 4TXK6512G1000AAfailure code LED flash times of indoor Contents of Malfunction Diagnosis and Analysis outdoor display EEPROM ERROR EEPROM chip damaged or data fault IPM protection Input over current occured been detected by PIM hardware The AC current value exceeds the total current stop value AC overcurrent protection in EE.Error lock if appear 3 times within 30 minutes.
  • Page 179 LED flash times of indoor Contents of Malfunction Diagnosis and Analysis outdoor display Compressor out of step From the module board From the module board,Appear 3 times in 10 minutes Position detection ioop fault and confirm Compressor start up 2 minutes after the start of testing.If Tc≥ 63°C Indoor overload shutdown last on 5 minutes the compressor stop.When the...
  • Page 180 10.7 4TXK6518G1000AA failure code LED flash times of Indoor Contents of Malfunction Diagnosis and Analysis outdoor display EEPROM fault EEPROM chip damaged or data fault IPM protection Input overcurrent occured been detected by PIM hardware Communication between main board and power Communication fail over 4 min module High pressure protection...
  • Page 181 10.8 4TXK6524G1000AA failure code LED flash times of Indoor Contents of Malfunction Diagnosis and Analysis outdoor display Communication fault Communication fault between indoor and outdoor units Sensor fault Room temperature sensor fault Sensor fault Heat-exchange sensor fault EEPROM ERROR Indoor EEPROM error Fan motor fault Indoor fan motor malfunction EEPROM ERROR...
  • Page 182 10.9 4TXK6536G1000AA 4TXK6548G1000AA 4TXK6560G1000AA failure code Error Indoor Malfunction Description Diagnosis and Analysis code display EEPROM chip damaged or data wrong or related circuit F1 EEPROM fault damaged PIM (power intelligent module) Input over current occured been detected by PIM’s hardware hardware over current Compressor over current during Over current occured during compressor deceleration period...
  • Page 183 Error Indoor Malfunction Description Diagnosis and Analysis code display AC power supply of the driver module get voltage lower 19 F19 DC voltage or AC voltage low than 155VAC (1phase)or driver module get high DC-BUS voltage lower than 180VDC Indoor pipe temperature too high Indoor pipe temperature Tm over 63°C, error clear within 3 20 F20 protection...

  • Page 184: Sensor Code And B&R Value

    11 . Sensor code and B&R value Ambient temp.sensor Coil temp.sensor Model Part code B&R value Part code B&R value R25=23K ±3% R25=10K ±3% 4MXD6512G1000AA 001A3900159 001A3900006 B25/50=4200K±3% B25/50=3700K±3% R25=23K ±3% R25=10K ±3% 4MXD6518G1000AA 001A3900159 001A3900006 B25/50=4200K±3% B25/50=3700K±3% R25=23K ±3% R25=10K ±3% 4MXD6524G1000AA...
  • Page 185 Coil temp.sensor Defrost temp.sensor Model Part code B&R value Part code B&R value R25=10KΩ±3% R25=10KΩ±3% 001A3900055 4TXK6512G1000AA 001A3900056 B25/50=3700K±3% B25/50=3700K±3% R25=10KΩ±3% R25=10KΩ±3% 0010401830E 4TXK6518G1000AA 0010401830E B25/50=3700K±3% B25/50=3700K±3% R25=10KΩ±3% R25=10KΩ±3% 001A3900055 4TXK6524G1000AA 001A3900056 B25/50=3700K±3% B25/50=3700K±3% Ambient temp.sensor Coil temp.sensor Model Part code B&R value...

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