Electrical Control Function
234 Electrical Control
T4
Above and below
outdoor fan On
Above outdoor fan On
1.3.3.3 Indoor Fan Running Guidelines
When the compressor is on, the indoor fan can
select the following speeds: high, (medium), low, or
auto.. And the anti-cold wind function has the
priority.
The auto fan acts according to the following
principles:
For floor-standing units:
T1-Ts
Low
High
For other units:
T1-Ts
High
Low
Medium
1.3.3.4 Defrosting mode:
the unit enters the defrosting mode according to the
value of T3 and T4 as well as the compressor
running time.
Defrosting action:
For 12~30K floor-standing units:
For 12~30 other units:
For 36~60K
In defrosting mode, the compressor continues to
run, the indoor and outdoor motor stops
1.3.3.5 High evaporator coil temp.T2 protection:
For floor-standing units:
Compressor
4 way valve
Outdoor fan
Indoor fan
Compressor
4 way valve
Outdoor fan
Indoor fan