Field Setting from Remote Controller ESIE15-13B
74 Field Setting
2.5 Quiet (Low Noise) Operation
Purpose Lower the operation sound of the outdoor unit.
Setting Silent Operation can be activated by:
1. Automatic control (By field setting from remote controller)
2. External activation (from optional PCB KRP58M)
2.5.1 Quiet (Low Noise) Operation by Automatic Control
Table Silent operation can be set by field setting from the wired remote controller:
Method When setting mode 16(26)-0-02, quiet (low noise) operation will be carried out by presuming the
current time in accordance with the outside temperature.
Automatic mode will start when the outdoor temperature is = average max of last 10 days -5°C
and will be conducted for 10 hours.
The maximum outdoor temperature is supposed to occur at 14:00h.
As the time judgement is made in accordance with the outdoor temperature, the above
mentioned timing is an estimation only.
Capacity Priority
Setting
When setting mode 16(26)-0-04, the low noise operation will be stopped when the heating or
cooling load increases. In that case, the operation will return to normal operation. The unit will
return to low-noise operation when the heating or cooling load decreases again.
Graph
Description
Mode
No.
First
Code
No.
Second Code No.
01 02 03 04 05
Silent
Operation
16(26) 0 OFF Low noise
activation
— Low noise
+ capacity
priority
—
Low noise
start &
stop time
1 — — 22h00 ~
06h00
22h00 ~
08h00
20h00 ~
08h00
Maximum
ambient
temperature
+8 hours
Start night
quiet
operation
+10 hours
End night
quiet
operation
Trend line indicating fluctuation of
outdoor ambient temperature in 24
hours.