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4. SERVICE PROCEDURES
6)
Symptom: LCD on the remote controller is displaying "CHECK E06". (Unusual
communication between the indoor and outdoor units)
Is the indoor address setting for the
non-volatile memory IC on the indoor
unit inappropriate ?
Is there a cut line or contact
defect between an indoor and
outdoor unit's control line?
Influenced by external noise
* See the section of INSTALLATION INSTRUCTION concerning with flexible
combination system.
7)
Symptom: LCD on the remote controller is displaying "CHECK E08". (Duplicate
indoor unit address setting)
Is the setting for the non-volatile
memory IC on the indoor unit PCB
inappropriate?
(Are there two units with the same
address?)
Influenced by external noise
* See the section of INSTALLATION INSTRUCTION concerning with flexible
combination system.
8)
Symptom: LCD on the remote controller is displaying "CHECK E09". (Duplicate
setting of RCU address switch of remote controllers)
Are there two remote controllers
(master-slave) installed with both
remote controllers set as masters?
Replace the remote controller.
* See the section of INSTALLATION INSTRUCTION concerning with controlling
remote controller switches when there are two remote controllers.
Start
Yes
No
Yes
No
Start
Yes
No
Start
Yes
No
Correct the setting.
Correct wiring.
Correct the setting.
Correct the setting.
0339_M_I
74
–
–
0337_M_I
0338_M_I
*
4
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