Midea MOA-11HN1-QB8, Руководство по обслуживанию

Страница: 44 / 56

42
Defrosting actions
：
During the defrosting mode, if the machine stopped or transferred to other mode, the defrosting mode
will stop, and all the defrosting conditions will be cleared.
For 21k,24k models:
 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 3minutes.
(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
：