Airwell ELECTRA AWAU-VDDE009-H11, Service Manual

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12-12 SM
J
EDE 11--A.1A.1 GBGB
CONTROL SYSTEMS
If the unit stops as such protection for 6 times, it can not resume running automatically and
display error Code E5 , it can resume by pressing ON/OFF.
During the operating, If compressor operates for more than 10min, the counter of stop
operation due to protection will be cleared.
12.11.9 AC Voltage Drop:
During compressor operation, the system will stop in case of an AC voltage malfunction the
unit will resume its operation automatically after 3min.
12.11.10 Communication malfunction:
If the unit does not receive correct signal from indoor unit for 3min continuously, the unit will
stop and will show communication malfunction protection ( E6 );
if the communication malfunction had been resumed and the compressor had stopped for a
period of 3min, the unit will restart its operation.
12.11.11 Overload protection of compressor
The Over Load Protector (OLP) is equipped to have the protection by compressor shell
temperature.
If OLP is detected OPEN for 3s successively, the system will stop operation.
it OLP is detected CLOSE, and compressor has stopped for 3min, the AC can go back to
normal operation.
If the unit stops operation due to overload protection of compressor for 3 times successively,
the unit can
’t resume operation automatically and will show
H3 error code, except pressing
ON/OFF button.
* The counter can be cleared if compressor operates for 30min.