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7-1.

Trouble alarm

Trouble List

Indication on the outdoor unit
When the compressor is interrupted, the outdoor LEDs are used to
indicate the troubles listed below:

Symbols for indicator lights:

★

: ON

: flashing

: OFF

LED1 LED2 LED3

Troubles

Normal

★

Unused

★

Outdoor heat exchanger temperature sensor be
protected

★

Compressor temperature sensor short-circuited,
open circuited or the corresponding test circuit in
trouble

★

Outdoor heat exchanger temperature sensor

short-circuited, open circuited or the corresponding
test circuit in trouble

★

Outdoor atmosphere temperature sensor
short-circuited, open circuited or the corresponding
test circuit in trouble

Signal communication abnormal (indoor – outdoor)

Power module (IPM)protection

★

Maximum current control

★

Current overload control

★

Compressor discharge temperature too high

★

Over and under-voltage control

★

Compressor housing temperature too high

★

Outdoor memory in trouble

Indoor heat exchanger temperature sensor be
protected

DC compressor fails to start

DC compressor out of step

Indication by the indoor unit

Press the high power for 4 times in a row and the trouble codes
listed below will be displayed.

No trouble

Anti-freeze or overload control

Outdoor coil temperature sensor
in trouble

DC compressor fails to start

Compressor temperature sensor
in trouble

DC compressor out of step

Voltage transformer in trouble

Current transformer in trouble

IPM module protection

BSGI

09(12)

Содержание BSGI 12

Страница 1: ...AS 09 12 UR4SVNVG SERVICE MANUAL 编号 XM00009562 编制项目组长李本卫校对电控于心艳张永良结构卢瑞艳系统李本卫审核 1 杜建伟审核 2 赵可可审核 3 殷显鑫审核 4 陆汉宁批准王剑锋海信科龙空调有限公司 2010 年 03 月 ...

Страница 2: ... FLOW DIAGRAM 8 4 1 Refrigerant flow diagram 8 4 2 Evacuation procedures 9 4 3 Evacuation direction 9 5 ELECTRICAL DATA 11 5 1 Electric wiring diagrams 11 5 2 Electric control 12 5 3 Sensor parameter 16 6 CONTROL MODE 18 6 1 control mode 18 7 TROUBLESHOOTING 26 7 1 Error codes 26 7 2 Service flow chart 28 8 CHECKING COMPONENTS 32 8 1 Check refrigerant system 32 8 2 Check parts unit 34 9 DISASSEMBL...

Страница 3: ...9 2 Outdoor 41 10 PARTS LIST 45 10 1 Indoor 45 10 2 Outdoor 47 ...

Страница 4: ...0 09 9 1 12 2 U UR R4 4S SV VN NV VG G Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Maximum 32 D B 23 W B 43 D B 26 W B COOLING Minimum 21 D B 15 W B 21 D B 15 W B Maximum 27 D B 18 W B 24 D B 18 W B HEATING Minimum 20 D B 15 W B 7 D B 8 W B 1 ...

Страница 5: ... Indoor unit L W H cm 75 19 25 Net size Outdoor unit L W H cm 72 24 48 Indoor unit L W H cm 84 31 27 Package size Outdoor unit L W H cm 85 36 53 Net weight Indoor unit Outdoor unit kg 9 0 28 0 Gross weight Indoor unit Outdoor unit kg 10 5 30 5 Liquid pipe mm 6 00 Gas pipe mm 9 52 Refrigerant piping Connection method Flared Indoor unit dB 40 Sound level Hi Outdoor unit dB 52 Indoor unit rpm 1250 Fa...

Страница 6: ...OOR FAN MOTOR ELECTRIC PERFORMANCE PARAMETER Motor model YDK29 6I 19 Rated power source 220V 50Hz Phases Poles 1 6 Rated load output W 28 Ambient temperature 5 43 2 2 3 COMPRESSOR ELECTRIC PERFORMANCE PARAMETER Compressor model C 1RZ089H1E Compressor type Rotary Rated power 675W Current A 4 20 Motor type DC brushless motor Starting type DC Inverter Motor Winding resistance 0 744Ω at 25 Number of c...

Страница 7: ...046 A ELECTRIC PERFORMANCE PARAMETER Inductance model R1250HSB Rated power source 220V 50Hz Rated current A 12 Rated inductance mH 5 Ambient temperature 20 70 2 3 3 FILTER ELECTRIC PERFORMANCE PARAMETER Filter model RTLB 12T047 02JF Rated current A 12 Rated power source 220V 50Hz Filter frequency range 150K 30MHHz Temperature range 25 85 2 3 4 STEPPER MOTOR ELECTRIC PERFORMANCE PARAMETER Stepper M...

Страница 8: ...2 2 S SP PE EC CI IF FI IC CA AT TI IO ON NS S 2 3 5 OVERLOAD PROTECTION ELECTRIC PERFORMANCE PARAMETER Model INT11L 3979 Reset temperature 95 5 Trip temperature 115 3 5 BSGI 09 12 ...

Страница 9: ...3 3 O OU UT TL LI IN NE ES S A AN ND D D DI IM ME EN NS SI IO O 3 1 INDOOR 23mm 631mm 94mm 750mm 65mm 250mm 190mm 50mm 50mm 50mm 3 2 OUTDOOR 6 BSGI 09 12 ...

Страница 10: ...3 3 O OU UT TL LI IN NE ES S A AN ND D D DI IM ME EN NS SI IO O 443 240 245 240 6 715 482 310 134 5 19 NARROW TUBE SERVICE VALVE Φ9 52 WIDE TUBE SERVICE VALVE Φ6 0 68 87 40cm 25cm 10cm 5cm 7 BSGI 09 12 ...

Страница 11: ...FL LO OW W D DI IA AG GR RA AM M 4 1 Refrigerant flow diagram INDOOR OUTDOOR EVAPORATOR CONDENSER CHECK VALVE ASS Y COMPRESSOR CAPILLARY Shot Tube Throttle Valve Remark COOLING CYCLE Remark HEATING CYCLE 4 2 Evacuation procedures 8 BSGI 09 12 ...

Страница 12: ... gage manifold valve then close the gage manifold valve and stop the vacuum pump Leave it as is for one or two minutes Make sure the pointer of the gage manifold valve remains in the same position Close Open Hexagonal wrench Stop valve pipe Connection Gage manifold valve Stop valve Liquid pipe Stop valve Hexagonal wrench Gas pipe Caps Service port Vacuum pump Remove the gage manifold valve quickly...

Страница 13: ...onnecting pipe m Gas Liquid Indoor unit Outdoor unit Models Indoor unit Outdoor unit MAX HEIGHT DIFFERENCE Outdoor unit precharged up to 7m Refrigerant piping length 15m 7m Max Height difference 7m Refrigerant piping Max Length A ADDITIONAL REFRIGERANT CHARGE R 410A g AS 09 12 UR4SVNZC 15 9 52 6 00 720 75 0 Canculation Xg 25g m A 7 m 10m 200 AS 09 12 UR4SVNZC 10 BSGI 09 12 ...

Страница 14: ...5 5 E EL LE EC CT TR RI IC CA AL L D DA AT TA A 5 1 Electrical wiring diagrams 1 INDOOR 11 BSGI 09 12 ...

Страница 15: ...5 5 E EL LE EC CT TR RI IC CA AL L D DA AT TA A 12 2 OUTDOOR 5 2 Electric control 1 Indoor control BSGI 09 12 ...

Страница 16: ...5 5 E EL LE EC CT TR RI IC CA AL L D DA AT TA A 13 2 Outdoor control BSGI 09 12 ...

Страница 17: ...5 5 E EL LE EC CT TR RI IC CA AL L D DA AT TA A 14 OUT IPM BSGI 09 12 ...

Страница 18: ...5 5 E EL LE EC CT TR RI IC CA AL L D DA AT TA A 15 BSGI 09 12 ...

Страница 19: ... 20 79 2 4516 125 7D 106 3 059 4 3367 221 DD 5 241 1 0 3830 20 14 51 20 01 2 4994 127 7F 107 2 97 4 3535 222 DE 4 229 0 4016 20 14 52 19 26 2 5471 130 82 108 2 884 4 3699 223 DF 3 217 6 0 4209 21 15 53 18 54 2 5947 132 84 109 2 802 4 3856 224 E0 2 206 8 0 4409 22 16 54 17 85 2 6420 135 87 110 2 721 4 4012 224 E0 1 196 6 0 4617 24 17 55 17 19 2 6889 137 89 111 2 721 4 4012 224 E0 0 186 9 0 4833 25 ...

Страница 20: ...4 3318 221 DD 9 22 82 0 8539 44 2C 39 3 151 2 9932 153 99 87 0 7053 4 3476 222 DE 8 21 75 0 8885 45 2D 40 3 041 3 0358 155 9B 88 0 6861 4 3631 223 DF 7 20 74 0 9237 47 2F 41 2 936 3 0775 157 9D 89 0 6676 4 3781 223 DF 6 19 79 0 9596 49 31 42 2 835 3 1188 159 9F 90 0 6496 4 3929 224 E0 5 18 88 0 9966 51 33 43 2 739 3 1590 161 A1 91 0 6323 4 4071 225 E1 4 18 02 1 0343 53 35 44 2 646 3 1990 163 A3 92...

Страница 21: ...e and display fault code in trouble indicating An error code is displayed according to the signal from the indoor CPU The error code will flash for 5 seconds while displayed Running indicator It is on during operation It flashes in 10s after the sleep modehas been setted TIMER indicator When the timer mode works the indicator will be lighted Sleep indicator When the sleep mode works the indicator ...

Страница 22: ... the room temperature once every 20 seconds and automatically transmits a signal at an interval of 3 minutes or when a change in the room temperature is detected If the indoor control unit has not received a remote signal for more than 10 minutes the control function will be automatically switched over to the thermal sensor on the indoor unit 6 3 2 2 Neither the turning on nor turning off operatio...

Страница 23: ...he air conditioner will turns off and cancel the sleep function after the sleep function works for 8 hours 6 3 5 High efficient run function This function is invalid In the heating except for the single cooling unit cooling or dehumidifying mode it may be set for high efficient run with the indoor fan speed changed to the high efficient fan speed and the compressor operating at the highest frequen...

Страница 24: ...rns on Heating cooling the compressor stops 50 s later the 4 way valve is interrupted and 3 minutes more the compressor turns on 6 3 6 3 There is temperature compensation during the auto run which is same as cooling and heating 6 3 7 Cooling run mode 6 3 7 1 Temperature compensation Principle for compensation The compensation is available only if the proper sensor is used and it is not available w...

Страница 25: ...6 3 8 1 Temperature compensation Principle for compensation The compensation is available only if the proper sensor is used and it is not available when it is subject to the sensor on the remote controller or line controller 6 3 8 2 Indoor fan The fan speed is set at the high medium or low fan speed it operates at a preset speed in the cold air prevention it is forced to run at the ultra low flowr...

Страница 26: ...ified in heating Switchover When initially powered on for heating the 4 way valve is activated immediately Switchover When initially powered on for heating the 4 way valve is activated immediately In the change from cooling to heating it needs an interval of 50 seconds for the 4 way valve to change over from being interrupted to being activated In the change from cooling to heating it needs an int...

Страница 27: ...ressor s current operating frequency Symbols for indicator light ON Ο flashing OFF LED1 LED2 LED3 The cause of the restriction on the compressor s current operating frequency 1 Ο Ο Ο Normal frequency ascent and descent with no restriction on the frequency 2 Frequency descent or restriction on frequency ascent caused by over current 3 Frequency descent or restriction on frequency ascent caused by a...

Страница 28: ...oor unit receives a control signal from the remote controller and emergency button the system will be started and the beeper will ring two times and in other cases the beeper will ring one time 6 3 12 2 This model can achieve the power interruption restoration function by the selection of the EEPROM data The power interruption restoration is applied only for the basic functions turning ON and OFF ...

Страница 29: ... test circuit in trouble 9 Ο Signal communication abnormal indoor outdoor 10 Ο Power module IPM protection 11 Ο Maximum current control 12 Ο Current overload control 13 Ο Compressor discharge temperature too high 14 Ο Over and under voltage control 18 Ο Compressor housing temperature too high 19 Outdoor memory in trouble 20 Ο Ο Indoor heat exchanger temperature sensor be protected 22 Ο Ο DC compre...

Страница 30: ...on between the indoor and outdoor in trouble 9 Maximum current control 39 Indoor fan motor operation abnormal 10 Communication trouble between outdoor unit and driver unit 40 Grid protection alarm cabinet type 11 Outdoor EEPROM in trouble 41 Detecting failures by zero crossing 13 Compressor exhaust temperature too high control 14 Outdoor ambient temperature sensor in trouble 15 Compressor housing ...

Страница 31: ...oes it receive the remote controller signal Yes Start up self test function Is the remote controller in good condition Check the result Replace the battery press ACL button Retry remote operation After replacing the display board Display board problem Replace the indoor board Is there still trouble Yes Check operation Is indoor control board short circuit Check and find short circuit or open circu...

Страница 32: ...stance of the sensor of CN15 Yellow Measure resistance of the sensor of CN14 Black Does the resistance of thermistor have the characteristic on part 6 3 SENSOR PARAMETER Yes No Replace the thermistor Outdoor coil sensor trouble Error code 1 Replace the outdoor board Voltage of power supply is abnormal Error code 6 Error code 2 13 Compressor over heat protection Is the surface of compressor very ho...

Страница 33: ...he connector of indoor motor Does the socket CN1 1 3 of indoor control board have power input Indoor control board faulty and replace it Is resistance of main winding 0 short circuit or open circuit Replace the indoor fan motor Insert screwdriver into to rotate indoor fan motor slowly for 1 revolution or over and measure voltage CN2 1 3 Does voltage repeat DC 0V and DC 5V no yes yes no yes yes no ...

Страница 34: ...etween 1 and 2 on terminal block of indoor unit Is there power output AC220V of indoor unit between N out and L out Indoor control board and replace it Is the system in good condition Outdoor IPM board trouble Indoor control board fault replace it Is the system in good condition Display board fault replace it Check operation Replace fuse Is unsafety voltage part of outdoor control board short circ...

Страница 35: ...Compressor is running The air condition should be installed in good ventilation Tool Pressure Gauge Technique see feel test SEE Tube defrost FEEL The difference tube temperature TEST Test pressure cooling run heating run Lo Hi Outdoor unit Pressure gauge Lo Hi Outdoor unit Pressure gauge Test system flow 32 BSGI 09 12 ...

Страница 36: ...valve If the pressure is close to static pressure NO NO 4 way valve collude or compressor exhaust very ebb NO yes yes Heating mode Test system pressure Does the high pressure normal at service part The pressure on the high side The pressure on the low side Recharge refrigerant after air purging with the vacuum pump Does the high pressure normal over again Air remaining at the refrigerant system ye...

Страница 37: ...rved at early stage after such shock But it may be found later This type of mishandling void our warranty 2 OUTDOOR FAN MOTOR MOTOR EXAMINE AND REPAIR BROWN WHITE A M PINK WINDING M The main winding A The auxiliary winding Capacitor Hot protector 140 Winding resistance at 20 M 295 5Ω A 175 5Ω Test in resistance TOOL Multimeter Test the resistance of the main winding The outdoor fan motor is fault ...

Страница 38: ...otor winding abnormality Notes 1 Don t put a compressor on its side or turn over 2 Please assembly the compressor in your air conditioner rapidly after removing the plugs Don t place the comp In air for a long time 3 Avoiding compressor running in reverse caused by connecting electrical wire incorrectly 4 Warning In case AC voltage is impressed to compressor the compressor performance will be lowe...

Страница 39: ...TOR Test in resistance TOOL Multimeter Test the resistance of winding The stepper motor is fault if the resistance of winding 0 short circuit or open circuit 8 2 3 Check others 1 FUSE Checking continuity of fuse on PCB ASS Y 1 Remove the PCB ASS Y from the electrical component box Then pull out the fuse from the PCB ASS Y Fig 1 Fuse PCB Ass抷 Fig 1 2 Check for continuity using a multimeter as shown...

Страница 40: ... Observe the deflection of the pointer setting the resistance measuring range of the multimeter to the maximum value The capacitor is good if the pointer bounces to a great extent and then gradually returns to its original position The range of deflection and deflection time differ according to the capacity of the capacitor Compressor motor capacitor Fan motor capacitor Multimeter Fig 3 37 BSGI 09...

Страница 41: ...e 2 Remove the mounting plate Take out the mounting plate 3 Remove the front panel ASS Y 1 Hold the both sides of the front panel and drag it towards oneself and remove it 2 Take away the air filters in the grille 3 Take out the display panel and remove the display panel OPERATION PROCEDURE AND PHOTOS Screw Iinstallation plate Mounting plate Front plate Air filters Grille Display panel BSGI 09 12 ...

Страница 42: ...crew of the electrical cover and remove it 2 Remove the indoor coil sensor from the sensor bracket 3 Take out the screws of the electrical control box and disconnect all the connectors on the printed circuit board Screws the electrical cover Room temperature sensor Display connector plug then remove the electrical box 5 Remove the evaporator 2 Take out the 6 screws of the evaporator supportor and ...

Страница 43: ... of the cover and remove the cover of the bearing housing 2 Take out the 3 screws of the motor cover and remove the motor cover Take out the 1 special screw connecting the cross flow fan Screws Bearing housing Cover Screws Cover 3 Remove tthe fan motor and the cross flow fan Special screw Fan motor Cross flow fan 7 Remove the base ASS Y Drain hose ASS Y Base ASS Y 9 2 Outdoor BSGI 09 12 ...

Страница 44: ...nel 1 Take out the 8 screws of the top panel and remove the top panel 8 screws Top panel 2 Remove the front panel 1 Take out the 9 screws of the top panel and remove the panel Front panel 9 Screws 3 Remove the side panel 1 Take out the 1 screws of the side cover and remove the cover 1 screws side cover BSGI 09 12 ...

Страница 45: ...ke out the 2 screws and remove the electrical control box 2 screws electrical box filter 5 Remove the fan fan motor fan support 1 Take out the special nut of the fan and remove the fan 2 Take out the 4 screws of the fan motor and remove the fan motor 3 Take out the 3 screws of the fan support and remove the fan support Special Nut 4 screws fan support 3 screws BSGI 09 12 ...

Страница 46: ... Y I IN NS ST TR RU UC CT TI IO ON NS S 43 6 Remove the partition plate 1 Take out the 3 screws and remove the partition palte 2 Take out the 4 screws and remove the inductance 3 screws 4 screws on the partiton partiton plate BSGI 09 12 ...

Страница 47: ... S 44 7 Check up the other parts of the outdoor units 1 Check up the condenser ass y 2 Check up the compressor ass y 3 Check up the base ass y 4 Check up the 4 way valve capillary tube and check valve Condenser ass y Base ass y Compressor check valve 4 way valve BSGI 09 12 ...

Страница 48: ...1 10 0 P PA AR RT TS S L LI IS ST T 10 1 Indoor 1 Parts 45 BSGI 09 12 ...

Страница 49: ...tepper Motor 1 14 1203627 RZA 2 2360 004 XX 0 Inner Flap 1 15 1203661 RZA 2 2478 112 XX 0 flap fixed plate 2 16 1203280 RZA 2 1519 037 XX 0 Blade 2 17 1359263 G1K30 R00 01 01 flap 1 18 1334123 K1B310114 Fan motor Ass y 1 19 1385308 G1K30 R00 02 03 Wire cover 1 20 1376464 K36E10050 Terminal Board 1 21 1370941 K33830008 Electrical Control Box Cover 1 22 1359305 G1K30 R00 05 01 Electrical Control Box...

Страница 50: ...1 10 0 P PA AR RT TS S L LI IS ST T 10 2 Outdoor 1 Parts 27 32 31 30 29 28 26 25 24 23 21 20 19 16 7 6 5 4 3 22 18 17 15 14 12 13 11 1 2 8 9 10 33 34 47 BSGI 09 12 ...

Страница 51: ... 12UR4SVNVG CONTROL BOARD ASSY 1 15 1378922 K36412195 AS 09UR4SVNVG CONTROL BOARD ASSY 1 16 1369822 K33AE0023 RADIATOR 1 17 1366827 K33530061 ELECTRICAL BOX 1 18 1370575 K33170071 CONNECTION PLATE 1 19 1201078 RZA 0 5306 026 XX 0 TERMINAL BOARD 1 20 1304089 RZA 2 5304 092 XX 0 CLIP ASSY 1 21 1336846 K13410009 FILTER 1 22 1343046 K13270010 INDUCTANCE 23 1370996 K37550187 4 WAY VALVE 1 24 1371707 K3...

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