Daikin LXE10E-A4 Service Manual page 136

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Alarm code Content
E103 Compressor thermal protector
(CTP) activates.
E105 Micro-computerized overcurrent Compressor lock
protection device
(Micro-computerized OC)
activates.
E107 Discharge gas temperature
sensor (DCHS) becomes
abnormally high during
operation.
E109 Low pressure continues to
lower abnormally for 2
seconds or longer.
E201 Pump-down does not end
within 60 seconds.
Shortage of refrigerant amount Refrigerant leakage
Injection solenoid valve is not
opened.
Injection capillary is blocked
Compressor thermal protector (CTP) malfunction
Compressor lock
Excessive refrigerant supply during
defrosting and metering heating
The current sensor (CT2)
value is abnormal.
Injection solenoid valve
operates improperly.
Injection capillary is blocked
High pressure is abnormally high.
Compressor burnt
Refrigerant shortage
Drier is blocked
Excessive frost on the evaporator
Discharge gas temperature
sensor value is abnormal
Insufficient refrigerant amount
Liquid solenoid valve is not
opened.
Electronic expansion valve
does not activate.
Drier is blocked
Excessive frost on evaporator
Low-pressure transducer
value is abnormal
Liquid solenoid valve does
not close.
Abrasion of compressor scroll
Injection solenoid valve does
not close.
6-5
Possible cause
Wiring lead breakage
Defective wiring
Coil burned out
Coil fell out
Injection solenoid valve is not closed due to foreign
materials caught.
CPU board malfunction
Current sensor malfunction
Valve is blocked with contamination
Wire lead breakage
Wrong wiring
Coil burned out
Coil fell out
Overcharge of refrigerant
CPU board malfunction
Sensor failure
Evaporator outlet sensor failure during defrosting
Shortage of refrigerant amount
Refrigerant leakage
Valve blocked with contamination
Wiring lead breakage
Wrong wiring
Coil burned out
Coil fell out
Valve blocked with moisture
Valve blocked with contamination
Coil wiring lead breakage or connector disconnection
Evaporator inlet or outlet sensor wiring breakage or wrong installation
Electronic expansion valve malfunction
Evaporator fan Air passage is blocked by foreign material
insufficient Evaporator fan breakage
air circulation Air-short circuit
around evaporator
Reverse rotation of evaporator fan
Evaporator fan fell out
Fan motor Wrong wiring
does not run Fan motor Wiring lead breakage
thermal Wrong wiring
protector Air passage
actuates. is blocked by
foreign materials
Air leaks on the access panel.
Ventilator is open.
CPU board malfunction
Sensor malfunction
Valve blocked with contamination
Lead wire breakage
Wrong wiring
Coil burned out
Coil fell out
Compressor valve breakage
Valve blocked with contamination
Lead wire breakage