Midea Vertu series

39
For 9K,12K,18K units
For 24K unit
Auto fan action in heating mode.
8.4.3.4 Defrosting mode：
Conditions of defrosting:
Condition 1: If T4＞0,
When the units are running, if any one of the following conditions is satisfied, the unit starts defrosting:
① If the accumulated time of the unit working within T3＜3reached 40 minutes and T3 keeps lower
than -6 over 3 minutes.
② If the accumulated time of the unit working within T3＜3reached 80 minutes and T3 keeps lower