Defrosting action
:
Compressor
on
off
on
on
on
off
off
off
4-way valve
Outdoor fan
Indoor fan
Indoor fan breeze(10s)
DF-5
DF
Setting defrosting time
F8
DF-5
DF
For 24k
3minutes
Condition of defrosting:
AC will enter defrosting mode if any of the following items is satisfied.
(1) If T3<TC1 and the compressor keeps running over 45 minutes. Meanwhile T3
<
TC3 for
(2) After the last defrosting, the time that the outdoor fan is off but the compressor is on in high T2
protection cumulates up to 90 minutes.
Condition of ending defrosting:
If any one of the following items is satisfied, the defrosting will terminate and the machine will turn
to normal heating mode.
(1) T3 rises to be higher than TC2.
(2) The machine has run for 10 minutes in defrosting.
Defrosting action
: