TCL TCA-18HRA/DVO, Техническое руководство, Страница: 4 / 113

DC Inverter Air
3‐‐‐ Electronic expansion valve interface
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4
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Exhaust temperature sensor interface
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5
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Temperature sensor interface of outdoor temperature and condenser tube
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6
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Outdoor DC fan output
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Four way valve output interface
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8
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Power input
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4) Description of Address DIP
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3.3 TCA‐48/60HRA/DV3 Electric Control Box (ECB)
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3.4 TCA‐36HRA/DV Electric Control Box (ECB)
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3.5 Troubleshooting and Repair
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3.6 Electrical Control and Troubleshooting of Indoor Unit
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1). Description of Motherboard of Indoor Unit (cassette)
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101
2) Description of Motherboard of Indoor Unit (Duct/ Ceiling & floor)
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15—FUSE
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104
3) Troubleshooting Methods
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105
3.7 System Maintenance
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1). Maintenance of Indoor Unit
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2). Maintenance of Outdoor Unit
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3). System Maintenance prior to Seasonal Shutdown
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4). System Maintenance prior to Seasonal Startup
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Annexes
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108
Annex 1 Analysis of Common Faults of Compressors
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108
Annex 2 Faults Not Resulted from Air Conditioner
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Annex 3 Parameter Table of Temperature Sensor
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Annex 4 Parameter Table of Temperature Sensor
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