4. Service procedures
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Section
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SM830076
6) Symptom: LCD on the remote controller is displaying “CHECK E06”.
(Unusual communication between the indoor and outdoor units)
* 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)
* 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)
* See the section of INSTALLATION INSTRUCTION concerning with controlling remote
controller switches when there are two remote controllers.
No
No
Yes
Yes
0337_M_I
Start
Correct the setting.
Correct wiring.
Influenced by external noise
Is the setting for the indoor address
on the indoor unit PCB inappropriate?
Is there a cut line or contact
defect between an indoor and
outdoor unit’s control line?
No
Yes
0338_M_I
Start
Influenced by external noise
Correct the setting.
Is the setting for the non-volatile
memory IC on the indoor unit PCB
inappropriate? If the setting is
appropriate, “F29” is displayed.
(Are there two units with the same
address?)
No
Yes
0339_M_I
Start
Replace the remote controller.
Correct the setting.
*
Are there two remote controllers
(master-slave) installed with both
remote controllers set as masters?
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