Sanyo CH3642 - Page 168

4. Service procedures
1
2
3
4
Section
SM830082
IV - 12
6) Symptom: LCD on the remote controller is displaying “CHECK E06”. (Unusual
communication between the indoor and outdoor units)
7) Symptom: LCD on the remote controller is displaying “CHECK E08”. (Duplicate indoor
unit address setting)
8) Symptom: LCD on the remote controller is displaying “CHECK E09”. (Duplicate setting
of RCU address switch of 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?