KSIX SERIES Service Manual SPLIT TYPE ROOM AIR CONDITIONER For Split Wall Mounted Series R410a Inverter Model Type For F KSIX009-H223-I / KSIX009-H223-O KSIX012-H222-I / KSIX012-H222-O KSIX018-H221-I / KSIX018-H221-O KSIX024-H220-I / KSIX024-H220-O ※ ※ ※ Please read this owner´s manual carefully and thoroughly before operating the unit! ※...
1.2 Outline Dimensions Ind oor Unit MODEL 9000BTU 12000BTU 18000BTU 24000BTU 29.5 29.5 35.4 30.6 12.2 Out door Unit MODEL 9000BTU 12000BTU 18000BTU 24000BTU 28.3 28.3 22.7 31.5 10.2 10.2 11.7 11.8 21.3 21.3 27.2...
Chapter 2 Refrigeration Diagrams 2.1 Cooling Only Cooling Mode Cooling Cycle Steam-gas of low pressure Indoor heat exchanger Compressor (Evaporation) (Compression) Liquid of low pressure Gas of high pressure (also a little gas) & temperature Super cooled liquid of high pressure Capillary Outdoor heat exchanger (Throttling)
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2.2 Cooling & Heating Cooling Mode Cooling Cycle Steam-gas of low pressure Indoor heat exchanger Compressor (Evaporation) (Compression) 4-way valve Liquid of low pressure (Heat pump only) (also a little gas) Gas of high pressure & Super cooled liquid temperature of high pressure Capillary Outdoor heat exchanger...
Heating Mode Heating Cycle Gas of high Pressure & temperature Indoor heat exchanger Compressor (Condensation) (Compression) 4-way valve (Heat pump only) Super cooled iquid of low pressure Steam-gas of low pressure Super cooled liquid of high pressure Capillary Outdoor heat exchanger (Throttling) (Evaporation)
Chapter 4 Troubleshooting Guide 4.1 Error Code Error Code Problem Room temperature sensor fault Outdoor coil temperature sensor fault Indoor coil temperature sensor fault Indoor fan motor or DC motor feedback fault Indoor & outdoor communication fault Outdoor DC Fan motor fault IPM modular fault PFC modular fault Compressor operation fault...
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Troubleshooting Guide 1. The Foremost Inspecting Items ⑴The input voltage must be within +10% tolerance of the rated Voltage. If it is not the case, the air-conditioner will probably not work normally. ⑵Check the connecting cord between indoor unit and outdoor unit to see if it is properly connected.
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Problems Causes Since the air-conditioner is powered on, it The motor is heard operating but the will come to working condition as long as you air-conditioner dose not work when press the ON/OFF button of the remote the indoor unit is powered on control and the Signal is well received.
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2. No Power Display ⑴Items a) Check if the input voltage is correct? b) Check if the AC power supply connecting is correct? c) Check if the output voltage of the manostat L7805 (IC2) is correct? ⑵Trouble shooting procedure...
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3. The Indoor Fan Motor Does Not Work ⑴Items a) Check if the indoor fan motor is connected correctly to the connector (CN8)? b) Check if the AC input voltage is correct? c) Check if the IC of indoor fan motor is connected correctly to the connector (CN2)? d) Check if the capacity of indoor fan motor is connected correctly to the connector (CN8)?
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4. The Outdoor Unit Does Not Work ⑴Items a) Check if the input voltage is correct? b) Check if the wire connection of the outdoor connecting terminal is correct? ⑵Trouble shooting procedure...
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5. The Step Motor Does Not Work ⑴Items a) Check if the input voltage is correct? b) Check if the step motor controlling the up-down movement firmly connected to Cn2? ⑵Trouble shooting procedure...
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6. Heating Mode Can Work, But No Hot Air Blow ⑴Check if the set temperature is lower than the indoor temperature? ⑵Check if the indoor PCB is connected to the terminal correctly?
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7. Remote Control Can Not Work Trouble shooting rocedure...
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