Daikin LX10F11B User Manual

2-32
018
E406
（SGS）
・ E407
（EIS）
・ E409
（EOS）
E411
（AMBS）
・ E435
（ECO IN）
・ E437
（ECO OUT）
Alarm
Logic
Above sensor≦-57℃ (100 kΩ) with 3 minute elapse
or ≧100℃ (0.221 kΩ) with 3 minute elapse
Note: The alarm is activated when sensor or the circuit is disconnected (open) or short-circuited.
Possible
Causes
＊Faulty contact of connector X16A and X20A (CPU board)
＊Temperature sensor failure
＊Controller failure
Trouble
Shooting
Step 1. Check connector X16A / X20A and
make sure it is properly installed.
Step 2. Disconnect the connectors X16A and X20A,
then check the resistance of sensor
EIS
AMBS
EOS
SGS
ECO IN
ECO OUT
3
2
6
4
1
5
2
6
4
3
1
5
13
17
14
18
16
15
X16A
X20A
If the resistance value matches the temperature sensor
characteristic table (refer to 5.2 temperature sensor
characteristics), the sensor is normal.
Example of sensor resistance value
measurement (Connector X16A)
* Contact to the connector pins
correctly.
Step 3. Check the controller (CPU board).
Controller
Action
When E406 (SGS failure), Backup by EOS
When E407 (EIS failure), Backup by LPT
When E409 (EOS failure), Backup by SGS
When E411 (AMBS failure), Alarm display only
When E435 (ECO IN failure), Backup with economizer system stop
When E437 (ECO OUT failure), Backup with economizer system stop
0219-44LX10F11BEn.indd2-320219-44LX10F11BEn.indd2-32 2014/11/1916:38:042014/11/1916:38:04
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Daikin LX10F11B Specifications

General

Brand	Daikin
Model	LX10F11B
Category	Inverter
Language	English