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
SiUS181631EA Field Settings
Test Operation and Field Settings 139
2.2 CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
2.2.1 Model Type Setting
ARC452A21, ARC452A23
The remote controller is common to the heat pump model and cooling only model.
Make sure the DIP switch is set to the left side. The heating operation will not be available when
the DIP switch is set to the right side.
ARC466A21, ARC466A36
The remote controller is common to the heat pump model and cooling only model.
Caution Replace the remote controller if you cut the jumper on the left side.
The heating operation will not be available when the jumper on the left side is cut.
(R18201)
DIP switch
Heat pump model Cooling only model
DIP switch
Never cut this jumper.
(R23955)