Table of Contents
Advertisement
SERVICE MANUAL
INVERTER MINI SPLIT SYSTEM
WARNING
The information contained in the manual is intended for use by a qualified service technician
familiar with safety procedures and equipped with the proper tools and test instruments
Installation or repairs made by unqualified persons can result in hazards to you and others.
Failure to carefully read and follow all instructions in this manual can result in equipment
malfunction, property damage, personal injury and/or death.
This service is only for service engineer to use.
BIO-INVERTER
2ND GEN
BIN312C2V32
BIN414C2V32
BIN520C2V32
BIN625C2V32
Advertisement
Table of Contents
Related Manuals for innovair BIN625C2V32
Summary of Contents for innovair BIN625C2V32
-
Page 1: Service Manual
2ND GEN SERVICE MANUAL BIN312C2V32 BIN414C2V32 BIN520C2V32 BIN625C2V32 INVERTER MINI SPLIT SYSTEM WARNING The information contained in the manual is intended for use by a qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments ... -
Page 2: Table Of Contents
CONTENTS 1. Precaution ..............................1 1.1 Safety Precaution .......................... 1 1.2 Warning ............................1 2. Part Names And Functions ......................... 4 2.1 Model Names of Indoor/Outdoor units ..................4 2.2 Part names of Indoor/Outdoor units ....................5 2.3 Functions of Indoor/Outdoor units ....................6 3. -
Page 3: Precaution
Sharp edges could cause injury, be especially careful of the case edges and the fins on the 1. Precaution condenser and evaporator. For installation, always contact the 1.1 Safety Precaution dealer or an authorized service center. To prevent injury to the user or other Do not install the product on a people and property damage, the following defective installation stand. - Page 4 There is risk of electric shock or fire. product. Stop operation and close the window It can avoid vibration of water leakage. in storm or hurricane. If possible, remove Do not install the product where the the product from the window before the noise or hot air from the outdoor unit could hurricane arrives.
- Page 5 Use a firm stool or ladder when cleaning or maintaining the product. Be careful and avoid personal 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.
-
Page 6: Part Names And Functions
2. Part Names And Functions 2.1 Model Names of Indoor/Outdoor units Series Capacity Indoor units Outdoor units BIN414C2V32-I BIN414C2V32-O BIN520C2V32-I BIN520C2V32-O BIN625C2V32-I BIN625C2V32-O... -
Page 7: Part Names Of Indoor/Outdoor Units
2.2 Part names of Indoor/Outdoor units... -
Page 8: Functions Of Indoor/Outdoor Units
2.3 Functions of Indoor/Outdoor units Filter Cold Catalyst Filter Ionizer(O) Silver Ion Filter Louver Position Memory Function Vitamin C Filter(O) Refrigerant Leakage Detect 8 Degree Heating(O) 3M HAF Filter(O) Heat Compensation(O) Bio Filter(O) Self-diag. Function Golden Fin(O) PTC Heating Belt(O) Self Clean(O) Compressor Crankcase Heater Follow Me(O) - Page 9 Cold Catalyst Filter: Eliminate formaldehyde and other volatile organic compounds as well as harmful gases and odors. Ionizer: Release negative ions, eliminate odor, dust, smoke and pollen particles to give you fresh and healthy air. Silver Ion Filter: Sterilize bacteria effectively by decomposing cell wall of bacteria.
-
Page 10: Dimension
3. Dimension 3.1 Indoor Unit Model 770mm 188mm 255mm BIN414C2V32-I (30.3in) (7.4in) (10.0in) 905mm 198mm 275mm BIN520C2V32-I (35.6in) (7.8in) (10.8in) 1030mm 218mm 315mm BIN625C2V32-I (40.6in) (8.6in) (12.4in) - Page 11 Model R(mm) L(mm) H(mm) Dimension of installation hole(mm) 95mm 170mm 45mm BIN414C2V32-I (3.7in) (6.7in) (1.8in) Φ65mm(2.56in) 80mm 100mm 45mm BIN520C2V32-I (3.1in) (3.9in) (1.8in) Model R(mm) L(mm) H(mm) Dimension of installation hole(mm) 163mm 293mm 45mm Φ65mm(2.56in) BIN625C2V32-I (6.4in) (11.5in) (1.8in)
-
Page 12: Outdoor Unit
Note: The above drawing is only for reference. The appearance of your units may be different. Model BIN414C2V32-O (30.7in) (9.8in) (21.3in) (33.2in) (21.6in) (10.9in) 760mm 285mm 590mm 823mm 530mm 290mm BIN520C2V32-O (29.9in) (11.2in) (23.2in) (32.4in) (20.9in) (11.4in) 845mm 320mm 700mm 908mm 560mm 335mm BIN625C2V32-O (33.3in) (12.6in) (27.6in) (35.7in) (22.0in) (13.2in) -
Page 13: Refrigerant Cycle Diagram
5. Refrigerant Cycle Diagram For cooling only models: INDOOR OUTDOOR LIQUID SIDE CAPILIARY TUBE HEAT HEAT EXCHANGE EXCHANGE (EVAPORATOR) (CONDENSER) GAS SIDE COMPRESSOR... -
Page 14: Wiring Diagram
6. Wiring Diagram 6.1 Indoor Unit BIN414C2V32-I BIN520C2V32-I... - Page 15 BIN625C2V32-IW...
-
Page 16: Outdoor Unit
6.2 Outdoor Unit BIN414C2V32-O BIN520C2V32-O... - Page 17 BIN625C2V32-O For BIN414C2V32-O...
- Page 18 For BIN520C2V32-O For BIN625C2V32-O...
-
Page 19: Installation Details
(Ф6.35mm) Ф6.35mm 1/4in 1500N.cm(153kgf.cm) 1600N.cm(163kgf.cm) 1/2in 1/4in BIN520C2V32-I+BIN520C2V32-O (Ф12.7mm) (Ф6.35mm) Ф9.52mm 3/8in 2500N.cm(255kgf.cm) 2600N.cm(265kgf.cm) 5/8in 3/8in BIN625C2V32-IW+BIN625C2V32-O Ф12.7mm 1/2in 3500N.cm(357kgf.cm) 3600N.cm(367kgf.cm) (Ф15.9mm) (Ф9.52mm) Ф15.9mm 5/8in 4500N.cm(459kgf.cm) 4700N.cm(479kgf.cm) Ф19mm 3/4in 6500N.cm(663kgf.cm) 6700N.cm(683kgf.cm) 7.2 Connecting the cables The power cord should be selected according Max. -
Page 20: Installation For The First Time
4) Fully open the handle Lo of the manifold valve. 7.4 Installation for the first time 5) Operate the vacuum pump to evacuate. Air and moisture in the refrigerant system have 6) Make evacuation for 30 minutes and check whether the compound meter indicates undesirable effects as below: -0.1Mpa(14.5Psi). -
Page 21: Adding The Refrigerant After Running The System For Many Years
for 3 seconds then closing it for 1 minute; repeat purge the air (be careful of the liquid 3 times. refrigerant). After purging the air, use a torque wrench to 3) Put the charging cylinder onto the electronic tighten the flare nut on the 2-way valve. scale and record the weight. -
Page 22: Re-Installation While The Outdoor Unit Need To Be Repaired
slightly to purge air from the charge hose for 5 the gauge indicates 0.3Mpa(43.5Psi) to 0.5 seconds and then close it quickly. Mpa(72.5Psi). 4). Set the 2-way valve to the close position. 6). Disconnect the charge set and the charging 5). - Page 23 2. Refrigerant charging to check for gas leakage. Procedure: 1). Connect the charge hose to the charging cylinder, open the 2-way valve and the 3-way valve Connect the charge hose which you disconnected from the vacuum pump to the valve at the bottom of the cylinder. If the refrigerant is R410A, make the cylinder bottom up to ensure liquid charge.
-
Page 24: Operation Characteristics
8. Operation Characteristics Temperature Cooling operation Drying operation Mode ＞10℃ ≥17℃ Room temperature (62℉) (50℉) 0℃～50℃ (32℉～122℉) 0℃～50℃ -15℃～50℃ Outdoor temperature (5℉～122℉) (32℉～122℉) (For the models with low temperature cooling system) 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 abnormally. -
Page 25: Electronic Function
9. Electronic Function 9.1 Abbreviation T1: Indoor room temperature T2: Coil temperature of evaporator T3: Coil temperature of condenser T4: Outdoor ambient temperature T5: Compressor discharge temperature 9.2 Display function 9.2.1 Icon explanation on indoor display board. This indicator illuminates when the Defrost air conditioner starts defrosting Indicator... -
Page 26: Main Protection
9.3 Main Protection Preheating mode: A weak current flow through the coil of 9.3.1 Three minutes delay at restart for compressor from the wiring terminal of the compressor compressor, then the compressor is heated 1 minute delay for the 1 time stand-up and 3 without operation. -
Page 27: Operation Modes And Functions
9.4 Operation Modes and Functions If users switch on AC by remote controller, the compressor will run at the Fmax frequency for 7 9.4.1 Fan mode minutes according to the outdoor ambient temp. (1) Outdoor fan and compressor stop. During the 7 minutes, the frequency limitation is (2) Temperature setting function is disabled, active. - Page 28 I3COOL Decrease High I2COOL Medium Hold I1COOL Resume I3COOL, I2COOL,I1COOL mean different running current value. 9.4.3 Auto-mode Off: Compressor stops. This mode can be chosen with remote Decrease: Decrease the running frequency to controller and the setting temperature can be the lower level.
- Page 29 9.4.6.1 Timing range is 24 hours. 9.4.6.2 Timer on. The machine will turn on automatically when reaching the setting time. 9.4.6.3 Timer off. The machine will turn off automatically when reaching the setting time. 9.4.6.4 Timer on/off. The machine will turn on automatically when reaching the setting “on”...
- Page 30 function, which is carried out through an minutes and turn to auto mode as 24℃ setting auto-restart module. In case of a sudden power temp. failure, the module memorizes the setting If AC is off before power off and AC is required conditions before the power failure.
-
Page 31: Troubleshooting
10. Troubleshooting Safety Electricity power is still kept in capacitors even the power supply is shut off. Do not forget to discharge the electricity power in capacitor. Electrolytic Capacitors (HIGH VOLTAGE! CAUTION!) For other models, please connect discharge resistance (approx.100Ω 40W) or soldering iron (plug) between +, - terminals of the electrolytic capacitor on the contrary side of the outdoor PCB. -
Page 32: Indoor Unit Error Display
10.1 Indoor Unit Error Display Operation lamp Timer lamp Display LED STATUS ☆ 1 time Indoor unit EEPROM parameter error ☆ 2 times Indoor / outdoor units communication error ☆ 3 times Zero-crossing signal detection error ☆ 4 times Indoor fan speed has been out of control Indoor room temperature sensor T1 open circuit or short ☆... -
Page 33: Outdoor Unit Error Display
10.2 Outdoor unit error display BIN414C2V32-O There’s a LED light on the outdoor PCB which is blue color. After power on, it will be slow flash(0.2Hz) when the unit is in standby and quick flash (2.5Hz) if the unit has some problems, it will be solid light when the unit is running. - Page 34 BIN520C2V32-O LED3 & LED4 LED2 LED1 (red) (green) (yellow) (red) standby operating LED2 slow flashing(0.2Hz) LED1 The picture of PCB above is only for reference. LED 1 is a red light and for the PCB POWER display. LED 2 is a yellow light. After power on, it will be slow flash(0.2Hz) when the unit is in standby and quick flash (2.5Hz) if the unit has some problems.
- Page 35 ☆（2.5Hz flash） O（light） X（off） BIN625C2V32-O There’s a LED light on the outdoor PCB which is blue color. After power on, it will be slow flash(0.2Hz) when the unit is in standby and quick flash (2.5Hz) if the unit has some problems.
-
Page 36: Diagnosis And Solution
10.3 Diagnosis and Solution 10.3.1 EEPROM parameter error diagnosis and solution(E0/F4) E0/F4 Error Code Malfunction decision Indoor or outdoor PCB main chip does not receive feedback conditions from EEPROM chip. Supposed causes Installation mistake ● PCB faulty ● Trouble shooting: Shut off the power supply and turn it on 5 seconds later. - Page 37 10.3.2 Indoor / outdoor unit’s communication diagnosis and solution(E1) Error Code Malfunction decision Indoor unit does not receive the feedback from outdoor unit during conditions seconds and this condition happens four times continuously. Supposed causes Wiring mistake ● Indoor or outdoor PCB faulty ●...
- Page 38 Remark: Use a multimeter to test the DC voltage between L2 port and S port of outdoor unit. The red pin of multimeter connects with L2 port while the black pin is for S port. When AC is normal running, the voltage will move alternately between -50V to 50V.
- Page 39 10.4.3 Zero crossing detection error diagnosis and solution(E2) Error Code Malfunction decision When PCB does not receive zero crossing signal feedback for 4 conditions minutes or the zero crossing signal time interval is abnormal. Supposed causes Connection mistake ● PCB faulty ●...
- Page 40 10.4.4 Fan speed has been out of control diagnosis and solution(E3) Error Code Malfunction decision When indoor fan speed keeps too low (300RPM) for certain time, conditions the unit will stop and the LED will display the failure. Supposed causes Wiring mistake ●...
- Page 41 Index 1: 1.Indoor AC fan motor Measure the resistance value of each winding by using the tester. For the definite value of the resistance, refer to page61 and page64. Index2: 1: Indoor AC fan motor Power on and set the unit running in fan mode at high fan speed. After running for 15 seconds, measure the voltage of pin1 and pin2.
- Page 42 connector. If the value is not 5V, change the PCB. Otherwise, go to step 3. 3) Rotate the fan by hand, measure the voltage of pin1-5, pin 2-5 and pin 3-5 in feedback signal connector. If any voltage is not positive voltage fluctuation, the fan motor must has problems and need to be replaced.
- Page 43 10.4.5 Open circuit or short circuit of temperature sensor diagnosis and solution(E5) Error Code Malfunction decision If the sampling voltage is lower than 0.06V or higher than 4.94V, conditions the LED will display the failure. Supposed causes Wiring mistake ● Sensor faulty ●...
- Page 44 10.4.6 Refrigerant Leakage Detection diagnosis and solution(EC) Error Code Malfunction decision Define the evaporator coil temp.T2 of the compressor just starts conditions running as Tcool. In the beginning 5 minutes after the compressor starts up, if T2 ＜Tcool－2℃ does not keep continuous 4 seconds and this situation happens 3 times, the display area will show “EC”...
- Page 45 10.4.7 IPM malfunction or IGBT over-strong current protection diagnosis and solution(P0) Error Code Malfunction decision When the voltage signal that IPM send to compressor drive chip is abnormal, the display LED will show “P0” and AC will turn off. conditions Wiring mistake;...
- Page 48 10.4.8 Over voltage or too low voltage protection diagnosis and solution(P1) Error Code Malfunction decision An abnormal voltage rise or drop is detected by checking the conditions specified voltage detection circuit. Supposed causes Power supply problems. ● System leakage or block ●...
- Page 49 10.4.9 High temperature protection of compressor top diagnosis and solution(P2) Error Code Malfunction decision If the sampling voltage is not 5V, the LED will display the failure. conditions Supposed causes Power supply problems. ● System leakage or block ● PCB faulty ●...
- Page 50 BIN520C2V32-I and MS11D-18HRDN1-MN10W models: Measure the black pin and red pin of the motor connector, the resistance should be around 84.5Ω at 20℃(68℉) BIN625C2V32-IW and MS11D-22HRDN1-MN10W models: Measure the black pin and red pin of the motor connector, the resistance should be around 88.5Ω at 20℃(68℉)
- Page 51 Main parts check 1. Temperature sensor checking Disconnect the temperature sensor 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 discharge temp.(T5) sensor. Measure the resistance value of each winding by using the multi-meter.
- Page 52 Appendix 1 Temperature Sensor Resistance Value Table for T1,T2,T3,T4 (℃--K) ℃ ℉ ℃ ℉ ℃ ℉ ℃ ℉ K Ohm K Ohm K Ohm K Ohm 115.266 12.6431 2.35774 0.62973 108.146 12.0561 2.27249 0.61148 101.517 11.5 2.19073 0.59386 96.3423 10.9731 2.11241 0.57683 89.5865...
- Page 53 Appendix 2 Temperature Sensor Resistance Value Table for T5 (℃--K) ℃ ℉ ℃ ℉ ℃ ℉ ℃ ℉ K Ohm K Ohm K Ohm K Ohm 542.7 68.66 13.59 3.702 511.9 65.62 13.11 3.595 62.73 12.65 3.492 455.9 59.98 12.21 3.392 430.5 57.37...
- Page 54 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 ℉...
- Page 55 2.Compressor checking Measure the resistance value of each winding by using the tester. Position Resistance Value DA108X1C-23EZ DA108X1C-20FZ3 DA130M1C-31FZ DA150S1C-20FZ 0.95Ω Blue - Red 0.71Ω 1.77Ω 1.1Ω (20℃/68℉) (20℃/68℉) (20℃/68℉) Blue - Black (20℃/68℉) Red - Blue...
- Page 56 3. IPM continuity check Turn off the power, let the large capacity electrolytic capacitors discharge completely, and dismount the IPM. Use a digital tester to measure the resistance between P and UVWN; UVW and N. Digital tester Normal resistance value Digital tester Normal resistance value (+)Red...
- Page 57 5: Pressure On Service Port Cooling chart: ℉(℃) （23.89） （29.44） （35） （40.56） （46.11） 70/59 10.1 75/63 10.7 80/67 11.2 ℉(℃) 75 （23.89） 85 （29.44） 105 （40.56） 115 （46.11） （35） 70/59 75/63 80/67 ℉(℃) 75 （23.89） 85 （29.44） 105 （40.56） 115 （46.11） （35）...
- Page 58 Heating Chart: ℉ 57/53 47/43 37/33 27/23 17/13 (℃) (13.89/11.67) (8.33/6.11) (2.78/0.56) (-2.78/-5) (-8.33/-10.56) 30.3 28.5 25.3 22.8 20.8 32.5 30.0 26.6 25.4 23.3 33.8 31.5 27.8 26.3 24.9 ℉ 57/53 47/43 37/33 27/23 17/13 (℃) (13.89/11.67) (8.33/6.11) (2.78/0.56) (-2.78/-5) (-8.33/-10.56) ℉...