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Störungscode L11_ECOi_MF1

(ECOi-Geräte)

 

Alarm Code L11
Alarm meaning Installation or connection failure in a common use solenoid valve kit, miswiring of indoor unit´s remote control group
Alarm conditions
  1. The connection system with the multiple indoor units at only one solenoid valve kit and installation failure of common use solenoid valve kit
    * L11 alarm occurs in the same series of all remote controllers.
  2. The connection system with the multiple indoor units at only one solenoid valve kit and wire connection that is not allowed * L11 alarm occurs at the only target indoor unit.
  3. Remote control group wiring with a different refrigerant circuit´s indoor unit * L11 alarm occurs at the only target indoor unit.
Probable cause
  1. Installation failure of common use solenoid valve kit (setting from PC at test run operation) and address setting is not made in the same series of all indoor units.
  2. Wiring shown below that are not allowed
    (Click picture to enlarge)

Check
  1. When setting installation of common use solenoid valve kit is made by PC, check whether the installation change was made in the same series of all indoor units or not. (Check the software of address setting of PC.)
    * In this case, L11 alarm occurs at all indoor units´ remote controllers.
  2. Check the condition of remote control group wiring where L11 alarm occurs.
    Check whether the group wiring is made with the indoor unit of a different solenoid valve kit or not.
    Check whether the group wiring is made with the indoor unit of a different refrigerant circuit or not.
  3. Check the model of indoor unit connected to a remote control group where L11 alarm occurs.
    Check whether type E1 indoor units are connected in the group wiring or not.
    * Check the model of indoor unit with the item code 10 for the detailed setting of the remote control.
Correction
  1. Perform installation of common use solenoid valve kit from PC in the same series of all indoor units.
  2. With a common use solenoid valve kit, change into the wiring that is allowed.
Example
Notes This alarm may occasionally occur when connecting the common use solenoid valve kit.

 

 


 

 

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