Service Manual
Table Of Contents
- Cover
- Table of contents
- Part 1 List of Functions
- Part 2 Specifications
- Part 3 Printed Circuit Board Connector Wiring Diagram
- Part 4 Refrigerant Circuit
- Part 5 Functions and Control
- Part 6 Test Operation and Field Settings
- Part 7 Remote Controller
- Part 8 Troubleshooting
- 1. Troubleshooting with LED
- 2. Service Diagnosis
- 3. Error Codes and Description
- 4. Troubleshooting for CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
- 5. Troubleshooting for FFQ Series
- 6. Troubleshooting for Branch Provider (BP) Unit
- 7. Troubleshooting for Outdoor Unit
- 8. Thermistor Resistance/Temperature Characteristics
- 9. Pressure Sensor
- 10. Method of Replacing Inverter’s Power Transistors Modules
- Part 9 Appendix
CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series Functions SiUS181631EA
74 Functions and Control
Heating
During heating operation, the large flap directs airflow downward to spread the warm air to the
entire room.
Wide-Angle
Louvers
The louvers, made of elastic synthetic resin, provide a wide range of airflow that guarantees
comfortable air distribution.
Auto-Swing The following tables explain the auto-swing process for cooling, dry, heating and fan:
CTXG Series
CTXS07JVJU, CTXS09/12HVJU
CTXS07LVJU, FTXS09/12LVJU
FTXS15/18/24LVJU
Flap (up and down)
Louver
(right and left)
Cooling/Dry Heating Fan
Flap (up and down)
Louver
(right and left)
Cooling Dry Heating Fan
Flap (up and down)
Louver
(right and left)
Cooling/Dry Heating Fan
Flap (up and down)
Louver
(right and left)
Cooling/Dry Heating Fan
(R23915)
50˚
30˚
(R23916)
65˚
30˚
(R21084)
25˚
50˚
35˚
35˚
(R21085)
10˚
40˚
10˚
40˚
(R2814)
5˚
35˚
5˚
35˚
(R2815)
15˚
55˚
15˚
55˚
(R2813)
5˚
55˚
5
˚
55˚
(R2816)
50˚
50˚
(R2817)
15˚
45˚
35˚
55˚
(R13527)
30˚
70˚
30˚
65˚
(R11402)
5˚
80˚
30˚
65˚
(R11403)
45˚
45˚
(R11404)
(R9303)
60˚
50˚
25˚
15˚
(R9304)
70˚
40˚
75˚
30˚
(R9305)
75˚
15˚
25˚
70˚
(R9306)
45
˚
45
˚