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Troubleshooting with LED
SiUS091133
89
Service Diagnosis
1. Troubleshooting with LED
1.1
Indoor Unit
Operation Lamp
The operation lamp blinks when any of the following errors is detected.
1. When a protection device of the indoor or outdoor unit is activated, or when the thermistor
malfunctions.
2. When a signal transmission error occurs between the indoor and outdoor units.
In either case, conduct the diagnostic procedure described in the following pages.
Service Monitor
The indoor unit has one green LED (LED A) on the control PCB. When the microcomputer works in
order, the LED A blinks.
1.2
Outdoor Unit
The outdoor unit has one green LED (LED A) on the PCB. When the microcomputer works in order,
the LED A blinks.
FTXS series
(Ex. 09/12 class)
FDXS series
(R13534)
Operation lamp
(green)
Operation lamp
(green)
(R16589)
Содержание FTXS30LVJU
Страница 8: ...SiUS091133 Table of Contents vii...
Страница 11: ...SiUS091133 1 List of Functions Part 1 List of Functions 1 Functions 2 1 1 FTXS Series 2 1 2 FDXS Series 4...
Страница 15: ...SiUS091133 5 Specifications Part 2 Specifications 1 Specifications 6 1 1 FTXS Series 6 1 2 FDXS Series 11...
Страница 164: ...SiUS091133 Check Service Diagnosis 154 15 18 class 24 30 36 class Power module R16697 R16073 Power module...
Страница 259: ...Indoor Unit FTXS30 36LVJU SiUS091133 249 Removal Procedure 6 Disconnect the connector Step Procedure Points R9558...
Страница 413: ...Wiring Diagrams SiUS091133 403 Appendix...