BRC1E52A7 Operation manual
4PW71265-1 – 10.2011
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• The Operation lamp will be turned OFF and the
system will stop operating when On/Off button is
pressed again.
* While the system is in heating operation, the
system will be in fan operation for approximately
1 minute in order to eliminate the heat in the
indoor unit after the heating operation comes to a
stop.
Note
• Do not turn power OFF soon after the system stops operating.
Be sure to wait for at least 5 minutes so that the drain
discharging device will nish discharging the residual drain.
Otherwise, water leakage or failures may result.
Characteristics of Heating Operation
Starting operation
• The system in heating operation generally requires a long time to
attain the set temperature compared with the system in cooling
operation.
It is recommended to start operating the system in advance by utilizing
the timer.
Perform the following operation of the system in order to prevent the
degradation of the heating capability or cold winds from blowing out.
Defrosting
operation
• The heating capability of the system will drop if the outdoor unit frosts
up. Therefore, the system will go into defrosting operation
automatically.
• The system will stop blowing out hot air, and " " (Defrost/Hot
start) will be displayed on the remote controller.
• The system will return to normal operation with an elapse of
approximately 6 to 8 minutes (but not more than 10 minutes).
Hot start
(VRV only)
• When the system goes into heating operation, the fan will go into
breezing operation in order to prevent cold air from blowing out of the
system in defrosting operation.
(In that case, " " (Defrost/Hot start) will be displayed on the
remote controller.)
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