Alarm Code - Daikin LX10F11B Service Manual

https://daikin-p.ru

2.5 Alarm Code

●Alarm grouping F---：Alarm that unit stop
E---：Alarm that unit restart or backup operation
T---：Alarm during PTI (Refer to paragraph 3.3.2.)
F5---：Alarm that unit stop related to inverter
E5---：Alarm that unit restart related to inverter
Communication Interrupted: Communication error between CPU board (EC1) and
operation board (EC3)
Alarm
Critical shut down.
F ---
(Requires inspection/repair)
The unit stops, but restarts 3 minutes after the condition returns to normal.
If the same error occurs multiple times, the unit will switch to standby for 4 hours or stop.
E ---
Unit continues operation by back-up operation.
Alarm display only. Unit continues operation.
Alarm LED and Alarm Code Display
Alarm Alarm LED (Red)
F Alarm,
E807, E304
E Alarm
●F Alarm
Alarm
Diagnosis
code
001 F101 HPS activates within 30 seconds after compressor starts.
(2400 kPa or more)
002 F109 LPT drops below -72kPa within 2 seconds after compressor starts
003 F301 Temperature setting request
004 F401 SS, DSS, RS and DRS all failed in chilled mode
004 F405 HPT, DCHS1 and DCHS2 all failed
004 F407 HPT and LPT both failed
004 F409 LPT, DCHS1 and DCHS2 all failed
005 F701 Abnormal power supply voltage detected within 2 seconds after
unit turns on
One of R, S or T phase is open after unit turns on
006 F703 Unbalance power supply
007 F705 Open power phase during operation
008 F707 Fuse F2U is open (I/O board)
009 F809 E809 (shortage of refrigerant) is generated twice
Controller action at the generating of alarm
Blinking
Press
OFF
Alarm content
Alarm code display
or key to display alarm code.
2-19
Controller action
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops
UNIT stops