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Defrosting Mode Timing Chart
Start of defrosting
Compressor A
Compressor B
4-way valve
A and B
Outdoor fan
Indoor fan A
Standby lamp A
Indoor fan B
Standby lamp B
Indoor heat
exch. coil
temp.
35°C
NOTE
* 1. No LL fan operation during this period.
65 sec.
ON
OFF
5 sec.
ON
OFF
1 min.
ON
ON
30 sec.
Set speed
OFF
Set speed
OFF
Defrosting 13.5 min. or
outdoor coil temp. 26°C
ON
ON
OFF
OFF
OFF
Light on
OFF
Light on
27
Release of defrosting
65 sec.
OFF
ON
5 sec.
5 sec.
OFF
ON
ON
ON
1
*
Set speed
OFF
1
*
Set speed
OFF
Release of
cold draft prevention
Unit A
Unit B
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