Service Diagnosis
61
Domestic Air Conditioner
NO
˄A˅
Yes
NO
Yes
No
YES
Restart the a/c and it
becomes normally.
If starting up normally, but
malfunction occurs again after a
while
Check whether the linking cable
between the indoor and outdoor is well
connected or whether its core wires are
well insulated.
The outdoor mainboard needs
dehumidification.
The outdoor mainboard needs
dedust.
1. Reconnect the linking cable;
2. Replace the linking cable with new
one.
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