TCL TCA-18HRA/DVO - Unit External Appearance

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DC Inverter Air

2 External Appearance

2.1 Indo or Units

Duct

Ceiling & Floor

8‐way Cassette

2.2 Outdoor Units

6/ 113

Main Page

Table of Contents2
Part 1 General Information5
Model Names of Indoor/Outdoor Units5
External Appearance6
- Indoor Units6
- Outdoor Units6
Nomenclature7
Indoor Units8
8-Way Cassette Type (Compact)8
- Specifications8
- Dimensions11
- Service Space12
- Electrical Wiring Diagram13
- Air Velocity and Temperature Distributions14
- Sound Levels15
- Accessories (Options)15
- The Specification of Power16
- Installation Requirements of Indoor Unit17
- Ceiling Hole and the Hook Installation17
- Drainage Pipe Installation19
- Installation of Panel21
Duct Type23
- Specifications23
- Dimensions27
- Service Space28
- Wiring Diagrams28
- Sound Levels29
- Accessories (Options)29
- The Specification of Power30
- Installation Requirements of Indoor Unit31
Ceiling& Floor Type37
- Specifications37
- Wiring Diagrams41
- Air Velocity and Temperature Distributions42
- Sound Levels44
- Accessories (Options)44
- The Specification of Power45
- Installation Requirements of Indoor Unit45
Part 3 Outdoor Units51
- Specification51
- Sound Levels55
- Correction Curve of Capacity Performance55
Correction of Cooling Capacity55
Correction of Heating Capacity56
- Normal Operation Temperature Range58
Installation Dimension Drawing of Outdoor Unit58
Installation Requirements of Outdoor Unit59
- Hoisting and Transportation of Outdoor Unit59
Installation Site of Outdoor Unit59
- Installation Requirements of Side Air Outlet Outdoor Unit60
Electrical Design62
- Specification of Power Supply62
- Electrical Wiring Diagram64
- Design and Installation of Connecting Pipes67
- Heat Insulation Works74
Part 4 Maintenance77
Troubleshooting of Inverter System77
- 8-Way Cassette; 4-Way Cassette77
- Ceiling & Floor77
- Duct78
Fault Identification: Determine the Fault Type According to the Symptom79
- Control System81
  - Overview of Control System81
  - Electrical Control of Outdoor Unit and Troubleshooting84
- TCA-48/60HRA/DV3 Electric Control Box (ECB)89
- TCA-36HRA/DV Electric Control Box (ECB)91
- Troubleshooting and Repair92
- Electrical Control and Troubleshooting of Indoor Unit101
- System Maintenance105
Annexes108
- Annex 1 Analysis of Common Faults of Compressors108
- Annex 2 Faults Not Resulted from Air Conditioner111
- Annex 3 Parameter Table of Temperature Sensor112
- Annex 4 Parameter Table of Temperature Sensor113

TCL TCA-18HRA/DVO - Unit External Appearance

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