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Defrosting Mode Timing Chart
Compressor
Outdoor fan
Solenoid coil
(4–way valve)
Indoor fan
Operation lamp
Indoor heat
exch. coil
Tc°C
temp.
25°C
NOTE
*1: Refer to "8-7 Cold Draft Prevention"
8-9. Outdoor Fan Speed Control (Only for C122 models)
To optimize performance of the air conditioner, the outdoor fan speed is switched automatically according to the
outdoor temperature.
If the outdoor air temperature falls below 28.5°C, the fan speed switches to LOW.
If the outdoor air temperature rises above 31.5°C, the fan speed switches to HIGH.
This function does not become active in heating operation.
Outdoor air
temperature (°C)
Outdoor fan
speed
Start of defrosting
38 seconds
ON
OFF
ON
8 seconds
ON
Set speed
OFF
31.5
28.5
H
Release of defrosting
Max. 11 minutes
38 seconds
ON
ON
OFF
OFF
OFF
Flashing
Flashing
L
34
OFF
ON
ON
8 seconds
ON
Set speed
LL
OFF
Release of
cold draft prevention
H
* 1
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