Zibro S 3025 Service Manual Download | Manualshive

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10. Troubleshooting

Safety

Because of there are capacitors in PCB and relative circuit in outdoor unit, even shut down the power supply,

electricity power still are kept in capacitors, do not forget to discharge the electricity power in capacitor.

Electrolytic Capacitors

(HIGH VOLTAGE! CAUTION!)

Bulb (25-40W)

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Summary of Contents for S 3025

Page 1: ...S3025 S3032...

Page 2: ...4 Air purging of the piping and indoor unit 13 7 5 Pumping down Re installation 15 7 6 Re air purging Re installation 16 7 7 Balance refrigerant of the 2 way 3 way valves 17 7 8 Evacuation 18 7 9 Gas...

Page 3: ...9 14 Auto Restart function 29 9 15 Outdoor chassis heating cable optional 29 10 Troubleshooting 30 10 1 Indoor Unit Error Display 31 10 2 Diagnosis and Solution 32 10 3 Key parts checking 35...

Page 4: ...a defective installation stand It may cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall wi...

Page 5: ...directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation Operational Do not expose the skin d...

Page 6: ...3 your skin or clothes wash it well with clean water Do not use the remote of the batteries have leaked The chemical in batteries could cause burns or other health hazards...

Page 7: ...er direction according to operation mode Turbo high med low breeze Restarting is for approx 3 minutes Prevent the water being frozen on evaporator by sensing the evaporator pipe temperature in cooling...

Page 8: ...on mode Hydrophilic aluminum fin It is only operated in the heating operation mode except defrosting operation Anti rust cabinet Valve protection cover 4 way valve control Made from electrolytic zinc...

Page 9: ...6 3 Dimension 3 1 Indoor Unit S3025 S3032 Model W mm H mm D mm S3025 710 250 189 S3032 790 275 190...

Page 10: ...7 3 2 Outdoor Unit...

Page 11: ...KSD301 Capacitor uF No No Compressor Refrigerant oil ml ESTER OIL VG74 370ml ESTER OIL VG74 370ml Model RPG13H RPG20E Brand Welling Welling Input W 34 45 Capacitor uF 1 2 1 5 Indoor fan motor Speed hi...

Page 12: ...piping Max difference in level m 8 8 Connection wiring No No Plug type 16A 16A Thermostat type Electronic control Electronic control Operation temp 17 30 17 30 Ambient temp 15 50 15 50 Application ar...

Page 13: ...10 5 Refrigerant cycle diagram...

Page 14: ...11 6 Wiring diagram 6 1 Indoor Unit S3025 S3032...

Page 15: ...12 6 2 Outdoor Unit S3025 S3032...

Page 16: ...andard length m Max Elevation B m Max Length A m Additional refrigerant g m 9k 3 8 9 52 1 4 6 35 5 8 20 20 12k 3 8 9 52 1 4 6 35 5 8 20 20 Caution Capacity is based on standard length and maximum allo...

Page 17: ...e s service port Using the hexagonal wrench to press the valve core pin discharge for three seconds and then wait for one minute 5 Use torque wrench to tighten the service port cap to a torque of 1 8...

Page 18: ...hose with the push pin to the gas service port 5 Air purging of the charge hose Open the low pressure valve on the charge set slightly to purge air from the charge hose 6 Set the 2 way valve to the cl...

Page 19: ...te repeat 3 times After purging the air use a torque wrench to tighten the flare nut to on the 2 way valve 4 Check the gas leakage Check the flare connections for gas leakage 5 Discharge the refrigera...

Page 20: ...ce port 3 Open the valves Low side on the charge set and discharge the refrigerant until the gauge indicates 0 05 to 0 1Mpa If there is no air in the refrigeration cycle the pressure when the air cond...

Page 21: ...ved toward 0 1 Mpa 76 cmHg vacuum of 4 mmHg or less 3 Close the valve Low side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after...

Page 22: ...fied amount of refrigerant if can be charged with a little at a time approximately 150g each time0 while operating the air conditioner in the cooling cycle however one time is not sufficient wait appr...

Page 23: ...0 77 0 78 0 72 0 73 0 74 Cooling Power Input KW Remark Indoor room temperature 27 19 Outdoor temperature 35 Indoor fan speed High 15 Cooling Capacity KW Cooling Characteristics Outdoor Ambient Temper...

Page 24: ...3 5 3 4 3 2 3 3 3 6 3 7 3 8 10 11 12 13 14 5 6 7 8 9 0 98 1 00 1 02 1 04 0 92 0 94 0 96 Heating Power Input KW Remark Indoor room temperature 20 Outdoor temperature 7 6 Indoor fan speed High 15 3 1 C...

Page 25: ...tes when TIMER is set ON OFF 9 2 2 LED display control function Pressing LED display button on remote controller will turn off all displays on indoor unit while pressing once again all displays will r...

Page 26: ...all modes the indoor fan will operate 10 seconds later than the action of louver 9 3 9 Compressor preheating function 1 Preheating permitting condition If T4 outdoor ambient temperature 3 and the mac...

Page 27: ...s or more within 10 seconds make sure indoor unit receives these signals the machine will turn into rating capacity test mode the buzzer will make a beep sound for 2 seconds continuously Also indoor f...

Page 28: ...reezing protection condenser high temperature protection and outdoor unit frequency limit are valid and they are the same as that in cooling mode 9 6 4 Horizontal louver action is the same as that in...

Page 29: ...cend the current frequency one grade Zone D Compressor stops after running with F1 for 60 minutes or when Th 6 9 7 4 Outdoor unit current control in heating mode 9 7 5 Indoor heat exchanger high tempe...

Page 30: ...sfied defrosting will finish and the machine will turn to normal heating mode a T3 rises to be higher than 12 b T3 rises to be higher than 8 and remains for 80 seconds c The machine has run for 10 min...

Page 31: ...button In these two modes the machine can be changed by remote controller to any other mode at any moment 9 9 2 When the machine is off pressing the touch button once the unit will enter forced auto...

Page 32: ...or SLEEP button on controller the machine will turn into sleep mode 2 When cooling the setting temperature rises 1 be lower than 30 every one hour 2 hour later the rising stops and indoor fan is fixed...

Page 33: ...apacitors in PCB and relative circuit in outdoor unit even shut down the power supply electricity power still are kept in capacitors do not forget to discharge the electricity power in capacitor Elect...

Page 34: ...Indoor fan speed out of control E5 Open or short circuit of outdoor ambient or condenser temperature sensor E6 Open or short circuit of indoor room or evaporator temperature sensor P0 Inverter module...

Page 35: ...ection of L N S and GND good Is the GND connection on outdoor PCB good NO NO Reconnect and retest again Is the LED4 red on outdoor PCB bright and LED1 yellow blinking Replace outdoor e box Yes Yes The...

Page 36: ...n Is the failure cleared NO YES Check the compressor NO Is the indoor temperature and evaporator sensor connector and connection good Repair the connector and reconnect Replace the sensor and check if...

Page 37: ...ce of inverter compressor is it right YES Replace inverter compressor Reconnect and retry NO NO Check refrigerant system such as clogging of capillary etc Is the power supply good Be sure the power su...

Page 38: ...inding by using the multi meter 10 3 3 Indoor Fan Motor Model RPG13H for S3025 RPG20E for S3032 Measure the resistance value of each winding by using the multi meter Position Resistance Value Blue Red...

Page 39: ...st temp Te sensor Measure the resistance value of each winding by using the multi meter Some frequently used R T data for T1 T2 T3 and T4 sensor Temperature 5 10 15 20 25 30 40 50 60 Resistance Value...

Page 40: ...37...

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