![Daikin FTYN25GXV1B [4/97] Part 6 service diagnosis 1](/img/pdf.png)
Daikin FTYN25GXV1B [4/97] Part 6 service diagnosis 1
![Daikin FTYN25GXV1B [4/97] Part 6 service diagnosis 1](/views2/1771729/page4/bg4.png)
SiBE01-829
Table of Contents iii
Part 6 Service Diagnosis............................................................. 51
1. Caution for Diagnosis............................................................................52
2. Problem Symptoms and Measures.......................................................53
3. Service Check Function ........................................................................54
4. Troubleshooting ....................................................................................55
4.1 Error Codes and Description ..................................................................55
4.2 Indoor Unit PCB Abnormality .................................................................56
4.3 Freeze-up Protection Control, High Pressure Control or
Indoor Heat Exchanger Thermistor Abnormality ....................................57
4.4 Fan Motor or Related Abnormality (AC motor).......................................59
4.5 Thermistor or Related Abnormality.........................................................60
4.6 High Pressure Control in Cooling or
Outdoor Heat Exchanger Thermistor Abnormality .................................62
4.7 Hardware Error (Tact Switch Pin Short) .................................................64
4.8 Insufficient Gas.......................................................................................65
5. Check ....................................................................................................67
5.1 Thermistor Resistance Check ................................................................67
5.2 Installation Condition Check...................................................................68
5.3 Outdoor Unit Fan System Check............................................................69
5.4 Hall IC Check .........................................................................................69
Part 7 Removal Procedure ..........................................................71
1. Indoor Unit.............................................................................................72
1.1 Removal of Air Filter...............................................................................72
1.2 Removal of Front Grille ..........................................................................75
1.3 Removal of Horizontal Blades / Vertical Blades .....................................78
1.4 Removal of Electrical Parts Box / PCB / Swing Motor............................80
1.5 Removal of Heat Exchanger ..................................................................86
1.6 Install of Drain Plug ................................................................................89
1.7 Removal of Fan Rotor / Fan Motor.........................................................90
2. Outdoor Unit..........................................................................................94
2.1 Removal of Panels .................................................................................94
2.2 Removal of Bellmouth and Left Side Plate.............................................96
2.3 Removal of Electrical Device Mounting Plate.........................................97
2.4 Removal of Propeller Fan and Fan Motor ..............................................98
2.5 Removal of Sound Blanket.....................................................................99
2.6 Removal of Partition Plate....................................................................101
2.7 Removal of Compressor.......................................................................103
Part 8 Others ............................................................................. 105
1. Others .................................................................................................106
1.1 Trial Operation and Testing..................................................................106
1.2 Pump Down Operation .........................................................................106
1.3 Jumper Settings ...................................................................................107
Part 9 Appendix......................................................................... 109
1. Piping Diagrams..................................................................................110
1.1 Indoor Units ..........................................................................................110
1.2 Outdoor Units .......................................................................................111
Содержание
- Sibe01 829 1
- Split pair 1
- Wall mounted type g series 1
- Heat pump 2
- Indoor unit 2
- Non inverter pair g series 2
- Outdoor unit 2
- Function of thermistor 3 3 control specification 4 3
- Functions 3
- Functions 4 3
- Introduction v 3
- Part 1 list of function 3
- Part 2 specifications 3
- Part 3 printed circuit board connector wiring diagram 3
- Part 4 functions and control 3 3
- Part 5 operation manual 7 3
- Printed circuit board connector wiring diagram 0 3
- Specifications 3
- System configuration 8 2 instructions 9 3
- Caution for diagnosis 2 2 problem symptoms and measures 3 3 service check function 4 4 troubleshooting 5 4
- Check 7 4
- Indoor unit 2 4
- Others 06 4
- Outdoor unit 4 4
- Part 6 service diagnosis 1 4
- Part 7 removal procedure 1 4
- Part 8 others 05 4
- Part 9 appendix 09 4
- Piping diagrams 10 4
- Drawings flow charts iii 5
- Index i 5
- Wiring diagrams 13 5
- Cautions regarding safety of workers 6
- Introduction 6
- Safety cautions 6
- Warning 6
- Caution 7
- Warning 7
- Cautions regarding safety of users 8
- Warning 8
- Caution 9
- Warning 9
- Caution 10
- Icons are used to attract the attention of the reader to specific information the meaning of each icon is described in the table below 10
- Used icons 10
- Functions 12
- Part 1 list of function 12
- Functions 13
- Functions sibe01 829 13
- Holding functions no functions 13
- List of function 13
- Holding functions no functions 14
- List of function 3 14
- Sibe01 829 functions 14
- Part 2 specifications 16
- Specifications 16
- Hz 230v 17
- Specifications 17
- Specifications sibe01 829 17
- Hz 220v 18
- Sibe01 829 specifications 18
- Specifications 7 18
- Indoor unit 0 20
- Part 3 printed circuit board connector wiring diagram 20
- Printed circuit board connector wiring diagram 0 20
- Indoor unit 21
- Printed circuit board connector wiring diagram 21
- Control pcb 22
- Printed circuit board connector wiring diagram 11 22
- Sibe01 829 printed circuit board connector wiring diagram 22
- Signal receiver pcb 22
- Control specification 4 24
- Functions 4 24
- Part 4 functions and control 24
- Functions 25
- Power airflow flap wide angle louvers and auto swing 25
- Fan speed control for indoor units 26
- Thermostat control 27
- Automatic operation 28
- C the operation is in zone a zone a 29
- Details of the control during the first 12 minutes of the dry mode run from 1 after operation halt for 2 hours or more or 2 mode change from heat fan or auto heat dry mode must run under cool mode with auto indoor fan for 12 minutes or until room temp set temp 1 c after this the dry mode may run under either zone a b c or d as below 29
- If 0 c room temp set temp 1 c then the operation is in zone b zone b 29
- If 1 c set temp room temp 2 c then the operation is in zone c zone c 29
- Outline programme dry function removes humidity while preventing the room temperature from lowering since the microcomputer controls airflow rate the fan adjustment buttons are inoperable in this mode 29
- Programme dry function 29
- C then the operation is in zone d zone d 30
- Sleep operation 31
- The sleep operation circuit 31
- This function is available under cool heat and auto mode 31
- When the sleep operation is set the sleep operation circuit activates the sleep operation circuit maintains the airflow setting made by users 31
- When the unit is operating under cooling mode the set temperature is increased by 0 c after the first half an hour 1 c after the second half an hour and total of 2 c after the following 1 hour this function will prevent excessive cooling during summer season 31
- When the unit is operating under heating mode the set temperature is decreased by 1 c after the first half an hour 2 c after the second half an hour and total of 3 c after the following 1 hour this function will prevent night sweat during summer season 31
- Details of the control when powerful button is pushed the fan speed and the target temperature will be converted to the following states for 20 minutes 32
- Ex powerful operation in cooling mode 32
- Outline in order to exploit the cooling and heating capacity to full extent operate the air conditioner by increasing the indoor fan rotating speed 32
- Powerful operation 32
- Auto restart function 33
- Hot start function 33
- Mold proof air filter 33
- On off button 33
- On off button on indoor unit 33
- Other functions 33
- Self diagnosis digital display 33
- Signal receiving sign 33
- Titanium apatite photocatalytic air purifying filter 33
- Function of thermistor 34
- 3 minute standby 35
- Compressor protection function 35
- Control specification 35
- Four way valve switching 35
- Freeze up protection control 35
- Heating peak cut control 36
- Control specification sibe01 829 37
- Defrost control 37
- Detail time chart 37
- Functions and control 37
- Outline in heating defrosting is carried out by the cooling cycle reverse cycle to prevent the outdoor heat exchanger being frosted the defrosting time or outdoor heat exchanger temperature must be more than its fixed value when finishing 37
- Part 5 operation manual 38
- System configuration 8 2 38
- System configuration 39
- Caution 40
- Instructions 40
- Safety precautions 40
- Warning 40
- Consider nuisance to your neighbours from noises 41
- Electrical work 41
- Installation site 41
- System relocation 41
- Indoor unit 42
- Names of parts 42
- Indoor unit 43
- Outdoor unit 43
- Remote controller 44
- Preparation before operation 45
- To set the batteries 45
- Attention 46
- Preparation before operation 46
- To fix the remote controller holder on the wall 46
- To operate the remote controller 46
- Hold down or button for 2 seconds 47
- Leave the remote controller for 4 seconds without pressing any button 47
- Please note 47
- Press button to decrease the clock time 47
- Press button to increase the clock time 47
- Tips for saving energy 47
- To set the clock 47
- Auto dry cool heat fan operation 48
- To change the temperature setting 48
- To start operation 48
- To stop operation 48
- Note on airflow rate setting 49
- Note on auto operation 49
- Note on cool operation 49
- Note on dry operation 49
- Note on heat operation 49
- Press fan setting button 49
- To change the airflow rate setting 49
- Adjusting the airflow direction 50
- To adjust the horizontal blades flaps 50
- To adjust the vertical blades louvers 50
- Powerful operation 51
- To cancel powerful operation 51
- To start powerful operation 51
- Quiet operation 52
- To cancel quiet operation 52
- To start quiet operation 52
- Timer operation 53
- To cancel the off timer operation 53
- To cancel the on timer operation 53
- To use off timer operation 53
- To use on timer operation 53
- Personalize operation 54
- To set personalize operation 54
- To use personalize operation 54
- Sleep operation 55
- To cancel sleep operation 55
- To set sleep operation 55
- Care and cleaning 56
- Caution 56
- Front panel 56
- Indoor unit outdoor unit and remote controller 56
- Air filter 57
- Air purifying filter with bacteriostatic virustatic functions 57
- Clean or replace each filter 57
- Filters 57
- Open the front panel page 18 57
- Pull out the air filters 57
- Set the air filter and air purifying filter with bacteriostatic virustatic functions as they were and close the front panel 57
- Take off the air purifying filter with bacteriostatic virustatic functions 57
- Wash the air filters with water or clean them with vacuum cleaner 57
- After operation stops turn off the breaker for the room air conditioner 3 clean the air filters and set them again 4 take out batteries from the remote controller 58
- Before a long idle period 58
- Maintenance 58
- Operate the fan only for several hours on a fine day to dry out the inside 58
- Remove dust with a vacuum cleaner and wash lightly with water 2 if it is very dirty soak it for 10 to 15 minutes in water mixed with a neutral cleaning agent 3 do not remove filter from frame when washing with water 4 after washing shake off remaining water and dry in the shade 5 when shaking off remaining water do not wring the filter 58
- Remove the tabs on the filter frame and replace with a new filter 58
- Replacement 58
- Case explanation 59
- These cases are not troubles 59
- This happens when smells of the room furniture or cigarettes are absorbed into the unit and discharged with the airflow 59
- Trouble shooting 59
- Troubleshooting 59
- Case check 60
- Check again 60
- Call the service shop immediately 61
- Disposal requirements 61
- Important information regarding the refrigerant used 61
- The power cord is abnormally hot or damaged an abnormal sound is heard during operation the safety breaker a fuse or the earth leakage breaker cuts off the operation frequently a switch or a button often fails to work properly there is a burning smell water leaks from the indoor unit 61
- Turn the breaker off and call the service shop 61
- Warning 61
- We recommend periodical maintenance 61
- Caution for diagnosis 2 2 problem symptoms and measures 3 3 service check function 4 4 troubleshooting 5 62
- Check 7 62
- Part 6 service diagnosis 62
- Caution for diagnosis 63
- Problem symptoms and measures 64
- Check method 1 when the on timer or off timer cancel button is held down for 5 seconds a 00 indication flashes on the temperature display section 65
- Note 1 a short beep and two consecutive beeps indicate non corresponding codes 2 to cancel the code display hold the on timer or off timer cancel button down for 5 seconds the code display also cancels itself if the button is not pressed for 1 minute 65
- Press either on timer or off timer cancel button repeatedly until a long beep is produced 65
- Service check function 65
- The code indication changes in the sequence shown below and notifies with a long beep 65
- The temperature display sections on the main unit indicate corresponding codes 65
- Timer cancel button 65
- Displayed only when system down occurs 66
- Error codes and description 66
- Troubleshooting 66
- Indoor unit pcb abnormality 67
- Freeze up protection control high pressure control or indoor heat exchanger thermistor abnormality 68
- Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred 69
- Caution 69
- Check no 6 refer to p 7 69
- Service diagnosis 69
- Troubleshooting 69
- Troubleshooting sibe01 829 69
- Check no 6 refer to p 9 70
- Detection error due to faulty indoor unit pcb 70
- Fan motor or related abnormality ac motor 70
- Malfunction decision conditions 70
- Method of malfunction detection 70
- Operation halt due to breaking of the fan motor lead wires 70
- Operation halt due to breaking of wire inside the fan motor 70
- Operation halt due to faulty capacitor of the fan motor 70
- Operation halt due to short circuit inside the fan motor winding 70
- Remote controller display 70
- Supposed causes 70
- The rotation speed detected by the hall ic during fan motor operation is used to determine abnormal fan motor operation 70
- Troubleshooting 70
- When the detected rotation speed is less than 50 of each tap under maximum fan motor rotation demand 70
- Heat exchanger thermistor 71
- Thermistor or related abnormality 71
- Room temperature thermistor 72
- High pressure control in cooling or outdoor heat exchanger thermistor abnormality 73
- Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred 74
- Caution 74
- Check no 6 refer to p 7 74
- Check no 7 refer to p 8 74
- Check no 9 refer to p 9 74
- Service diagnosis 63 74
- Sibe01 829 troubleshooting 74
- Troubleshooting 74
- Hardware error tact switch pin short 75
- Indoor unit pcb defective 75
- Malfunction decision conditions 75
- Method of malfunction detection 75
- Remote controller display 75
- Supposed causes 75
- The pair type and multi type are interconnected 75
- The supply power is detected for its requirement different from pair type and multi type by the indoor outdoor transmission signal 75
- Troubleshooting 75
- Wrong indoor unit pcb mounted 75
- Wrong models interconnected 75
- Wrong outdoor unit pcb mounted or defective 75
- Insufficient gas 76
- Caution be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred 77
- Check no 6 refer to p 7 77
- Service diagnosis 77
- Troubleshooting 77
- Troubleshooting sibe01 829 77
- Check no 6 remove the connectors of the thermistors on the pcb and measure the resistance of each thermistor using tester the relationship between normal temperature and resistance is shown in the graph and the table below 78
- R25 10k ω b 3450 78
- Thermistor resistance check 78
- Check no 7 79
- Check sibe01 829 79
- Installation condition check 79
- Service diagnosis 79
- Check no 6 1 check the connector connection 2 with the power on operation off and the connector connected check the following 80
- Check no 9 80
- Failure of 1 80
- Faulty hall ic 80
- Faulty pcb 80
- Generation of 3 pulses between pins 2 and 3 when the fan motor is operating 80
- Hall ic check 80
- Outdoor unit fan system check 80
- Output voltage of about 5 v between pins 1 and 3 80
- Replace the fan motor both 1 and 2 result 80
- Replace the pcb 80
- Replace the pcb failure of 2 80
- Service diagnosis 69 80
- Sibe01 829 check 80
- Indoor unit 2 82
- Outdoor unit 4 82
- Part 7 removal procedure 82
- Others 06 83
- Part 8 others 83
- Others 84
- Pump down operation 84
- Trial operation and testing 84
- Cut the jumper j4 85
- Cut the jumper ja on pcb 85
- How to set the different addresses 85
- Jumper setting 85
- Jumper settings 85
- Pcb in the indoor unit 85
- Remove the electrical parts box 1 screw 85
- Remove the front panel 85
- Slide the metallic cover to remove it 4 claws on the electrical parts box 85
- When two indoor units are installed in one room the two wireless remote controllers can be set for different addresses 85
- When two units are installed in one room 85
- Wireless remote controller 85
- Part 9 appendix 87
- Piping diagrams 10 87
- Wiring diagrams 13 87
- Ftyn25gxv1b fty25gxv1 ftyn35gxv1b fty35gxv1 88
- Indoor units 88
- Piping diagrams 88
- Appendix 111 89
- Outdoor units 89
- Ryn25gxv1b 89
- Ryn35gxv1b 89
- Sibe01 829 piping diagrams 89
- Appendix 90
- Piping diagrams sibe01 829 90
- Ry25gxv1 90
- Ry35gxv1 90
- Ftyn25gxv1b ftyn35gxv1b fty25gxv1 fty35gxv1 91
- Indoor units 91
- Outdoor units 91
- Ryn25gxv1b ryn35gxv1b ry25gxv1 ry35gxv1 91
- Wiring diagrams 91
- Numerics 93
- Drawings flow charts 95
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