Daikin LXE10E-A Service Manual page 157

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Alarm
E303 Humidity setting request
E305 Defrost timer setting request
E307 Calendar setting request
E311 Trip start setting request
E401 Supply air temperature sensor (SS) fault
E402 Data recorder supply air temperature sensor (DSS) fault
E403 Return air temperature sensor (RS) fault
E404 Data recorder return air temperature sensor (DRS) fault
E405 Discharge pipe temperature sensor (DCHS) fault
E406 Suction gas temperature sensor (SGS) fault
E407 Evaporator inlet pipe temperature sensor (EIS) fault
E409 Evaporator outlet pipe temperature sensor (EOS) fault
E411 Ambient temperature sensor (AMBS) fault
E413 Low pressure transducer (LPT) fault
E415 High pressure transducer (HPT) fault
E419 Voltage sensor (PT2) fault
E425 Pulp temperature sensor (USDA1) fault
E427 Pulp temperature sensor (USDA2) fault
E429 Pulp temperature sensor (USDA3) fault
E431 Humidity sensor (Hus) fault
E433 Carge temperature sensor (STS) fault
E417 Voltage sensor (PT1) fault
E421 Current sensor (CT1) fault
E423 Current sensor (CT2) fault
E603 Disconnection of suction modulating valve (SMV) or faulty
driving circuit or wrong setting of controller
E607 Faulty contact point of manual defrost key (sheet key)
E707 Momentary power failure
E807 Opened lower ventilator
Content
6-15
Possible cause/checkpoint
System malfunctioned
・Faulty controller
Faulty operation
・Wrong initial setting of controller
System malfunction
・Faulty sensor
・Faulty controller
・Broken or short-circuited lead wire
・Wrong wiring
・Disconnection of connector
Malfunctioned equipment
・Faulty sensor
・Faulty controller
・Broken or short-circuited lead wire
・Wrong wiring
・Disconnection of connector
Malfunctioned equipment
・Faulty controller
・Faulty SMV coil
・Faulty PCB for SMV
・Broken wire of harness (disconnection of connector)
Faulty operation
・Wrong initial setup of controller
Faulty short-circuit of switch
Faulty short-circuit of CPU
The power is not supplied for 40 to 300 mm sec.
The lower ventilator is opened during frozen operation