Fisher FSKIF-121AE2-EU Service Manual page 124

Electrical Control Function
1.3.2.4 Condenser high temperature T3 protection
1.3.3 Heating Mode
1.3.3.1 Outdoor fan running rules:
12K
Frequency linkage area:
18~60K:
1.3.3.2 Indoor fan running rules:
In heating mode, indoor fan can be selected as high, medium, low, auto and silent. The anti-cold- wind
function has the priority.
120
12K
T3
Off
Decrease
Hold
Increase slowly
Resume
T 4
T 4
18~60K
T3
Off
Decrease
Hold
Resume
F re q u e n c y lin k a g e a re a
A
A +
A +
A
B
C
E
D
C
B
A
A +
Electrical Control System