15. Check Codes
Common Check Codes
(Note1 : DDC(0-10V) type P.C. board is classified as a Remote controller)
(Note2 : Regarding outdoor units, refer to their own service manuals)
- E01 : No master remote controller, faulty remote controller communication
The header remote controller has not been set.
Check the remote controller inter-unit tie cable (A/B).
- E09 : Duplicated master remote controller
Two remote controllers have been set master remote controller.
Check the remote controller inter-unit tie cable (A/B).
- F01 : TC sensor trouble
Check connection of TC sensor connector and wiring.
Check resistance characteristics of TC sensor.
Check for trouble in indoor P.C. board.
- F02 : TC2 Sensor trouble
Check connection of TC2 sensor connector and wiring.
Check resistance characteristics of TC2 sensor.
Check for trouble in indoor P.C. board.
- F03 : TC1 Sensor trouble
Check connection of TC1 sensor connector and wiring.
Check resistance characteristics of TC1 sensor.
Check for trouble in indoor P.C. board.
Check whether the TC1 sensor is correctly installed in its place.
- F10 : TA Sensor trouble
Check the connection of TA sensor connector and wiring.
Check resistance characteristics of TA sensor.
Check for trouble in indoor P.C. board.
- F11 : TF Sensor trouble
Check connection of TF sensor connector and wiring.
Check resistance characteristics of TF sensor.
Check for trouble in indoor P.C. board.
- L02 : Outdoor units model disagreement trouble
Check outdoor unit model.
(Check whether the outdoor unit corresponds to Dx-coil interface or not.)
- L09 : Indoor unit Power Code incorrect
Check the settings of DN Code 11.
- L22 : Incompatible group combination of indoor units
Check indoor units model.
Check for trouble in indoor P.C. board.
- L30 : External trouble
Check the operation monitoring of the fan at terminals DI2 / DI2. If this contact is “CLOSED”,
the check code “L30” is generated.
- P10 : Safety contact trouble
Check the contact at terminals DI1 / DI1. If the contact is “OPEN”, the check code “P10” is generated. If this contact
is not used, a bridge connection should be installed on the terminals DI1 / DI1.
P54
Summary of Contents for RBM-A101UPVA-E
Page 21: ...P19 ...
Page 45: ...9 Cable specifications P43 ...
Page 46: ...10 Modbus setting method P44 ...
Page 50: ...12 Dx coil Controller Dx valve kit Dimensions P48 ...
Page 51: ...12 Dx coil Controller Dx valve kit Dimensions P49 ...
Page 52: ...13 Wiring Diagram P50 ...
Page 53: ...P51 ...
Page 58: ...VRF Dx coil interface Design Guideline May 2022 Third Edition DG003 03 ...