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SiUS04-904
Caution for Diagnosis
92
Service Diagnosis
1. Caution for Diagnosis
The operation lamp flashes when any of the following errors are detected.
1. When a protection device of the indoor or outdoor unit is activated or when the thermistor
malfunctions, disabling equipment operation.
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.
Location of
Operation Lamp
The Single Split Duct-Free System 09/12 Class
The Single Split Duct-Free System 15/18/24 Class
ON
OFF
Indicator lamps
HOME LEAVE lamp (red)
Operation lamp (green)
TIMER lamp (yellow)
ON/OFF button
(R2950)
Operation lamp (green)
HOME LEAVE lamp (red)
TIMER lamp (yellow)
ON/OFF switch
Air outlet
Indicator lamps
(R2837)
Summary of Contents for FTXS09HVJU
Page 1: ...SiUS04 904 Applied Models Inverter Pair Heat Pump Inverter Pair Wall Mounted Type H Series...
Page 9: ...Safety Considerations SiUS04 904 viii Safety Considerations...
Page 10: ...SiUS04 904 List of Functions 1 Part 1 List of Functions 1 Functions 2...
Page 72: ...Control Specification 15 18 24 Class SiUS04 904 62 Function and Control...
Page 77: ...FTXS09 12HVJU SiUS04 904 66 Operation Manual...
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