111
Installation and Maintenance
Service Manual
51
Undened
outdoor unit
error
oE
Cool: compressor and
outdoor fan stops operation,
while indoor fan operates;
Heat: compressor, outdoor
fan and indoor fan stop
operation.
1. Outdoor ambient
temperature exceeds the
operation range of unit (eg: less
than-20oC or more than 60oC
for cooling; more than 30oC for
heating);
2. Failure startup of
compressor?
3. Are wires of compressor not
connected tightly?
4. Is compressor damaged?
5. Is main board damaged?
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