Haier AS09SH1ERA [28/109] The control of preventing the over current of the compressor

Содержание

• Service manaul p.1
• Dc inverter free match s series p.1
• Wall mounted type p.1
• Model no as09 12sh1era p.1
• U09 12eh1 era p.1
• Table of contents p.2
• Safety cautions p.4
• Model name explanation p.4
• Introduction p.4
• Warning p.5
• Introduction p.5
• Domestic air conditioner p.5
• Caution in repair p.5
• Warning p.6
• Introduction p.6
• Domestic air conditioner p.6
• Cautions regarding products after repair p.6
• Warning p.7
• Caution p.7
• Introduction p.7
• Inspection after repair p.7
• Domestic air conditioner p.7
• Î caution caution p.8
• Warning warning p.8
• Using icons list p.8
• Using icons p.8
• T note note p.8
• Reference p.8
• Introduction p.8
• Icon type of information description p.8
• Domestic air conditioner p.8
• Caution p.8
• List of fuctions p.9
• As09sh1era 1u09eh1 era as12sh1era 1u12eh1era p.10
• Specifications p.10
• Domestic air conditioner p.10
• Conversion formulae p.11
• W 52 52 p.11
• U09eh1era 1u12eh1era p.11
• The data are based on the conditions shown in the table below p.11
• Specifications p.11
• Snb130fgym2 snb130fgym2 p.11
• Domestic air conditioner p.11
• Cooling heating piping length p.11
• Indoor unit connectors p.12
• Outdoor unit p.13
• Connectors p.13
• Lo о o p.15
• Cooling operation mode p.16
• Automatic operation p.16
• Main functions and control specification of indoor unit p.16
• Funcitions and control p.16
• Dehumidifying mode p.16
• Heating operation mode p.17
• Timing p.18
• Strength operation p.18
• Mute operation p.18
• Dormant operation p.18
• Air refreshing p.18
• Urgent on off input p.19
• Low load protection control p.19
• High load protection control p.19
• Abnormal operation of indoor system p.19
• Malfunction list resume p.20
• Fixed frequency operation p.20
• Abnormality confirmation approaches p.20
• Single indoor system operation p.20
• Power cut compensation p.20
• Time cutting function p.21
• Test program p.21
• Ifp optional function p.22
• Temp display p.23
• Degree heating maintaining p.23
• The starting of compressor p.24
• The speeds of increasing or decreasing the frequency of the compressor p.24
• The operation frequency of outdoor unit and its control p.24
• The operation frequency control of compressor p.24
• The calculation of the compressor s frequency p.24
• Main functions and control specification of outdoor unit p.24
• The outdoor fan control when heating p.26
• The outdoor fan control exchange fan p.26
• The control of the outdoor electronic expansion valve eev p.26
• The outdoor fan control when refrigerating or dehumidifying p.26
• Ttc high temperature preventing protection p.27
• Tc high temperature preventing control of the indoor heating unit p.27
• Protection function p.27
• Four way control p.27
• The protection function of ac current p.28
• The control of preventing the over current of the compressor p.28
• Anti freezing protection of the indoor heat exchanger p.28
• The frequency limitation of modification rate p.29
• Temperature protection of the outdoor refrigerating coil p.29
• Function of main thermistor p.30
• B exhaust temperature sensor c indoor heat exchange sensor p.30
• A outdoor suction temperature sensor p.30
• Room sensor and pipe sensor p.31
• R25 c 10kq 3 b25 c 50 c 3700k 3 p.31
• Haier ____________ p.31
• Value of thermistor 5 intdoor unit p.31
• R25 c 10kq 3 p.34
• Outdoor unit p.34
• B25 c 50 c 3700k 3 p.34
• Ambient sensor suction sensor defrosting sensor p.34
• Function control p.35
• Domestic air conditioner p.35
• Function control p.36
• Domestic air conditioner p.36
• Function control p.37
• Domestic air conditioner p.37
• Function and control p.38
• Domestic air conditioner p.38
• Discharging sensor p.38
• C 50kq 3 p.38
• 80 c 4450к 3 p.38
• Function and control p.39
• Domestic air conditioner p.39
• Function and control p.40
• Domestic air conditioner p.40
• Function and control p.41
• Domestic air conditioner p.41
• System configuration p.42
• Instruction p.42
• Remote controller p.43
• Parts and functions p.43
• Outdoor unit p.43
• Indoor unit p.43
• Operation p.44
• Loading of the battery p.44
• Clock set p.44
• Operation p.45
• Smart operation cool heat and dry operation p.45
• Select tempsetting fan operation swing operation p.46
• Operation p.46
• The setting of p.47
• The health airflow function p.47
• The cancel of p.47
• Press health button p.47
• Operation p.47
• Notice p.47
• Health operation health airflow operation p.47
• Health airflow function p.47
• Power soft operation timer operation p.48
• Operation p.48
• Operation p.49
• Comfortable sleep p.49
• Operation p.50
• Operation p.51
• Fresh operation emergency operation and test operation p.51
• For smart use of the air conditioner p.51
• Cautions p.52
• A warning p.52
• A caution p.52
• Trouble shooting p.53
• Cautions p.53
• Before asking for service check the following first p.53
• Symptom check item details of measure p.54
• Service diagnosis p.54
• Problem symptoms and measures p.54
• Caution for diagnosis p.54
• Error codes and description p.55
• Thermistor or related abnormality p.56
• Indoor ac fan motor malfunction p.57
• Indoor dc fan motor malfunction p.59
• How to check fan motor dc p.59
• Outdoor dc fan motor fault p.61
• Ipm protection p.62
• The communication fault between ipm and outdoor pcb p.64
• Malfunction p.65
• Be sure to turn off power switch before connect or disconnect connector or p.65
• Else parts damage may be caused p.65
• Conditions p.65
• Troubleshooting p.65
• Overheat protection for discharge temperature p.65
• Method of p.65
• Faulty thermistor p.65
• Faulty pcb p.65
• Electronic expansion valve defective p.65
• Detection p.65
• Troubleshooting p.66
• Method of p.66
• Malfunction p.66
• Faulty pcb p.66
• Faulty eeprom data p.66
• Faulty eeprom p.66
• Else parts damage may be caused p.66
• Eeprom abnormal p.66
• Detection p.66
• Conditions p.66
• Be sure to turn off power switch before connect or disconnect connector or p.66
• Communication error between the indoor and outdoor units p.67
• An abnormal voltage rise or fall is detected by specified voltage checking p.69
• Detection p.69
• Conditions p.69
• An voltage signal is feedback from the voltage detection circuit to the p.69
• Troubleshooting be p.69
• To turn off power switch before connect or disconnect connector or p.69
• Supply voltage not as specified p.69
• Power supply over or under voltage fault p.69
• Microcomputer p.69
• Method of p.69
• Malfunction p.69
• Detection circuit p.69
• Loop of the station detect error p.70
• Over current of the compressor p.71
• High work intense protection p.72
• Mismatching between indoor and outdoor units p.73
• Short of refrigerant p.74
• High work intense protection p.75
• Detection p.75
• Conditions p.75
• Method of p.75
• Malfunction p.75
• Preparation p.77
• Installation manual of room air conditioner p.77
• Installation p.77
• Drawing for the installation of indoor and outdoor units p.77
• Domestic air conditioner p.77
• Left left rear piping p.78
• Installation of the indoor unit p.78
• Installation p.78
• Indoor unit p.78
• Fixing the indoor unit body p.78
• Fitting of the mounting plate and positioning of the wall hole p.78
• Drawing of pipe p.78
• When the mounting plate is fixed side bar and lintel о connecting the indoor outdoor electric cable p.78
• Domestic air conditioner p.78
• When the mounting plate is first fixed p.78
• Accessory parts p.78
• When connecting the cable after installing the indoor unit p.78
• Unloading of indoor unit body p.78
• Selection of pipe p.78
• Removing the wiring cover p.78
• Rear piping p.78
• Other direction piping p.78
• Making a hole on the wall and fitting the piping hole cover p.78
• Outdoor unit p.79
• Installation of outdoor unit p.79
• Installation p.79
• Domestic air conditioner p.79
• Connection of pipes p.79
• Connection p.79
• Attaching drain elbow optional p.79
• Purging method to use vacuum pump p.79
• Caution p.80
• Removal procedure p.81
• Removal of front panel p.81
• Indoor unit p.81
• Removal of filter and blade p.83
• Removal of front grill p.84
• Removal of drain pan p.86
• Removal of display assembly p.87
• Removal of vertical blades and swing motor p.88
• Removal of electrical box p.89
• Removal of heat exchanger p.90
• Removal of fan rotor and fan motor p.92
• Removal of outdoor panel p.93
• Outdoor unit p.93
• Domestic air conditioner p.93
• Removal procedure p.93
• Loosen the screws of the panel p.95
• Removal of electrical box p.96
• Removal of fan and fan motor p.97
• Removal of fan motor bracket and partition p.98
• Removal procedure p.99
• Domestic air conditioner p.99
• Removal of compressor and heat exchange p.100
• В1им11111 p.101
• Fil il m p.101
• Piping diagrams p.102
• Heating mode p.102
• Cooling mode p.102
• Appendix p.102
• Outdoor wtrtng diagram p.104
• Outdoor unit 01 p.104
• Control board circuit diagrams p.105
• Control board circuit diagrams p.106
• Module board circuit diagram p.108
• Sincere forever p.109
• Haier group p.109

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Haier Function control Normal N Decreasing at the speed of 1HZ 1 second P Decreasing at the speed of 1 Hz 10 seconds Q Continue to keep the last time instruction cycle R Increasing at the speed of 1Hz 10seconds Remarks the outdoor unit 5 2 5 3 The control of preventing the over current of the compressor During the starting process of the compressor if the current of the compressor is greater than 11A for 3 seconds stop the compressor and alarm after 3 minutes start it again if such state appears 3 times in 20 minutes stop the compressor and alarm and confirm the malfunction Then continue to run it only after the power is off During the starting process of the compressor if the AC current is greater than 8 5A the frequency of the compressor decreases at the speed of 1HZ second During the starting process of the compressor if the AC current is greater than 8A the frequency of the compressor decreases at the speed of 0 1HZ second During the starting process of the compressor if the AC current is greater than 7A the frequency of the compressor increases at the prohibited speed During the starting process of the compressor if the AC current is greater than 6 5A the frequency of the compressor increases at the speed of no faster than 0 1 HZ second 5 2 5 4 The protection function of AC current During the starting process of the compressor if the AC current is greater than 12A for 3 seconds stop the compressor and alarm after 3 minutes start it again if such state appears 3 times in 20 minutes stop the compressor and alarm and confirm the malfunction Then continue to run it only after the the power is off During the starting process of the compressor if the AC current is greater than 9A the frequency of the compressor decreases at the speed of 1 HZ second During the starting process of the compressor if the AC current is greater than 8A the frequency of the compressor decreases at the speed of 0 1 HZ second During the starting process of the compressor if the AC current is greater than 7A the frequency of the compressor increases at the prohibited speed During the starting process of the compressor if the AC current is greater than 6 5A the frequency of the compressor increases at the speed of no faster than 0 1 HZ second Remarks when the outdoor temperature is high there s compensation for AC current protection 1 When the outdoor environment temperature is higher than 40 C AC current protection value decreases by 1A 2 When the outdoor environment temperature is higher than 50 C AC current protection value decreases by 2 5A 5 2 5 5 Anti freezing protection of the indoor heat exchanger When refrigerating heating prevent freezing Tpgjndoor is the minimum value of the effective indoor unit start it and it is in accord with the running state Haier Domestic Air Conditioner 25