Daikin LX10F11B User Manual

2-30
015 E304
Alarm
Logic
Incorrect configuration set (Reheat coil)
Possible
Causes
Dehumidification operation is selected when reheat coil is set to "OFF" in Configuration Set.
Trouble
Shooting
Change the Reheat Coil setting from "OFF" to "ON" on the configuration setting
(＊12 Configuration Set in paragraph 2.3).
Controller
Action
E304 Alarm display only (Alarm LED is blinking.)
016 E401
（SS）・
E402
（DSS）
・ E403
（RS）
・ E404
（DRS）
Alarm
Logic
Above sensor≦-40℃ (54kΩ) with 3 minute elapse or ≧100℃ (0.22 kΩ) with 3 minute elapse
Note: The alarm is activated when sensor or the circuit is disconnected (open) or short-circuited.
Possible
Causes
＊Open contact of connector X16A（CPU board）
＊Temperature sensor failure
＊Controller （CPU board） failure
Trouble
Shooting
Step 1. Check connector X16A and make sure it is properly installed.
Step 2. Disconnect X16A, and check the resistance of
sensor
Example of sensor resistance value
measurement (Connector X16A)
* Contact to the connector pins
correctly.
X16A
DRS
RS
DSS
SS
1
10
12
9
2
7
11
8
If the resistance value matches the temperature
sensor characteristic table (refer to 5.2
temperature sensor characteristics), the sensor
is normal.
Step 3. Check the controller (CPU board).
Controller
Action
<Chilled mode>
When E401 (SS failure), Backup by DSS
When E401 (SS failure) and E402 (DSS failure), Backup by RS=SP+2℃
When E401 (SS failure), E402 (DSS failure) and E403 (RS failure), Backup by DRS=SP+2℃
<Frozen mode>
When E403 (RS failure), Backup by DRS
When E403 (RS failure) and E404 (DRS failure), Backup by SS=SP-5℃
When E403 (RS failure), E404 (DRS failure) and E401 (SS failure), Backup by DSS=SP-5℃
When All sensors are failure (RS, DRS, SS, DSS), the unit will operate as Full cool continuously
0219-44LX10F11BEn.indd2-300219-44LX10F11BEn.indd2-30 2014/11/1916:38:022014/11/1916:38:02
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Daikin LX10F11B Specifications

General

Brand	Daikin
Model	LX10F11B
Category	Inverter
Language	English