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8.4.4.3 High evaporator coil temp.T2 protection:
If T2>63℃, the indoor unit has no capacity demand and resume till 48℃.
8.4.4.4 Prevent Over-Heating
In heating mode, when the indoor unit has no capaci
increased, the Indoor fan will run in super breeze. (Anti-cold wind function has the priority)
8.4.4.5 Defrosting mode：
Condition of defrosting:
AC will enter the defrosting mode according to the val
of T3 and also the compressor running time.
Condition of ending defrosting:
If any one of the following items is satisfied, the defrosting will finish
heating mode.
----T3 rises to be higher than TCDE1℃.
----T3 keeps to be higher than TCDE2℃ for 80 seconds.
----The machine has run for 10 minutes in defrosting mode.
Defrosting action：
4-Way valve
Compressor
Indoor fan
Outdoor fan
PMV
no longer than 10min
Cool-F9
10S 30S
480P
ty requirement due to indoor room temperature
ue of temp. of T3 and the value range of temp. change
and the machine will turn to normal
TimeA
10S
Anti cold wind
PMV running
4 mins with 480P
25
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