20
Phenomenon Troubleshooting
Indoor unit can't deliver air.
Moisture on air outlet vent.
• If unit is running under the high humidity for
a long time, the moisture will be condensed
on the air outlet grill and drip off.
• In HEAT “ ” mode, when indoor heat
exchanger’s temperature is very low, to stop
below the cool wind (within 3 mins).
• In HEAT “ ” mode, when outdoor temp.
is very low or high humidity, there are much
frost on the outdoor heat exchanger, unit will
automatically defrost, Indoor unit stop
blowing fan 3 - 12 minutes.
During the de-frosting, there is water flowing
out vapor be produced.
• In dehumidifying “ ” mode, indoor fan
sometimes will stop, in order to avoid
condensing water be vaporized again,
temperature raising.
6. TROUBLESHOOTING
Operation and Maintenance
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