Daikin LXE10E-A31, Service Manual & Parts List

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12 3-33
5 Alarm display and back-up function
5.1 Alarm list
Alarm Alarm
Alarm content Action with alarm
grouping code
F101 HPS activated within 30 seconds after operation start or protection device Unit stops
activated 5 times at start-up operation or Fuse 1 brown (Refer Page 7-7).
F109 Low- pressure drops to–85kPa or lower within 2 seconds after operation start. Unit stops
F111 HPS does not activate when it reaches to the set value. Unit stops
F301 Temperature setting required (SRAM failure) Unit stops
F401 Return/Supply air sensor malfunction (at chilled mode) Unit stops
F403 Return/Supply air sensor malfunction (at partial frozen mode) Unit stops
F603 Suction modulating valve (SMV) does not fully close contrary to the designation
or initial setting of the controller is wrong.
Unit stops
F701 Abnormal high voltage (over 600V) Unit stops
F705 S phase became open phase Unit stops
F803 Abnormalities, which make it impossible to continue operation (Note2.) Unit stops
E101 High-pressure switch activated during normal operation. Restart after 3-minute
E103 CTP or electronic OC activated during normal operation. Restart after 3-minute
E105 Micro processor OC activated during normal operation. Restart after 3-minute
E107 DCHS became abnormal high temperature during operation. Restart after 3-minute
In the event the refrigerant circulation rate is low, the unit
If this error occurs two times, F803
will stand by for three minutes to restart then.
error will be detected to stop the unit.
E109 Low pressure drops to–90kPa or lower for 2 seconds Restart after 3-minute
or longer successively during normal operaton.
E201 Pump down is not completed within 90 seconds. Only alarm display
E203 Overcool protection activates in the chilled or partial frozen mode. Restart after 3-minutes
(Control temperature
≦
SP–3˚C or for 3 minutes)
E205 Evaporator for motor failure Only alarm display
E207 Defrosting is not completed within 90 minutes Only alarm display
E303 Humidity setting required (SRAM failure) Only alarm display
E305 Defrost timer setting required (SRAM failure) Only alarm display
E307 Calendar setting required (SRAM failure) Only alarm display
E311 Trip-start setting required (SRAM failure) Only alarm display
E315 PT/CT board failure Restart after 3-minutes
E401 Supply air temperature sensor (SS) malfunction Back-up operation
E402 Data recorder supply air temperature sensor (DSS) malfunction Back-up operation
E403 Return air temperature sensor (RS) malfunction Back-up operation
E404 Data recorder return air temperature sensor (DRS) malfunction Back-up operation
E405 Discharge air temperature sensor (DCHS) malfunction Only alarm display
E406 Suction gas temperature sensor (SGS) malfunction Back-up operation
E407 Evaporator inlet temperature sensor (EIS) malfunction Back-up operation
E409 Evaporator outlet sensor (EOS) malfunction Back-up operation
E411 Ambient sensor (AMBS) malfunction Only alarm display
E413 Low pressure transducer (LPT) malfunction Back-up operation
E415 High pressure transducer (HPT) malfunction Back-up operation
E417 Voltage sensor (PT1) malfunction Only alarm display
E421 Current sensor (CT1) malfunction Only alarm display
E423 Current sensor (CT2) malfunction Restart after 3-minutes
E425 Pulp temperature sensor (USDA1) malfunction Only alarm display
E427 Pulp temperature sensor (USDA2) malfunction Only alarm display
E429 Pulp temperature sensor (USDA3) malfunction Only alarm display
E431 Humidity sensor (HuS) malfunction Only alarm display
E433 Cargo temperature sensor (CTS) or box temperature sensor Only alarm display
(CBS) malfunction
E603 Suction modulating valve (SMV) malfunction or driver malfunction Back-up operation
E607 MDS (sheet key) malfunction Only alarm display
E707 Momentary power failure Restart after 3-minutes
E801 Backup battery replacement date exceeded Only alarm display
Permanent
stop
Display
a
lone
or
restartable
a
larm
Protection
device
activation
Control
error
Printed-circuit
board
failure
Sensor
alarm
Electronic functional part
alarm
Power supply alarm
Ohter alarm
Note 1) The alarm LED does not blink when E code alarm is generated.
To check if any alarm generates, use alarm indication function in the section "1. Current indication
mode" of "3.3.2 Mode operation procedure.
2) In the event error E101, E103, E107, or E109 occurs 10 times, the system will go to 4-hour standby
mode.
3) In case of sensor malfunction, the judgment for sensor malfunction does not perform for 3 minutes
before the pressure or temperature reaches to the specified value.
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