Sanyo KH2442 / CH2442 Service Manual page 168

6) Symptom: LCD on the remote controller is displaying "CHECK E06". (Unusual
Section
1
7) Symptom: LCD on the remote controller is displaying "CHECK E08". (Duplicate indoor
2
3
4
8) Symptom: LCD on the remote controller is displaying "CHECK E09". (Duplicate setting
communication between the indoor and outdoor units)
Start
Is the setting for the indoor address
on the indoor unit PCB inappropriate?
No
Is there a cut line or contact
defect between an indoor and
outdoor unit's control line?
No
Influenced by external noise
unit address setting)
Start
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
Influenced by external noise
of RCU address switch of remote controllers)
Start
Are there two remote controllers
(master-slave) installed with both
remote controllers set as masters?
No
Replace the remote controller.
Yes
Correct the setting.
Yes
Correct wiring.
Yes
Correct the setting.
Yes
Correct the setting.
IV - 12
4. Service procedures
0337_M_I
0338_M_I
*
0339_M_I
SM830082