Shinco Service Manual
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b. Frequency control during operation
The frequency will change according to the RT-ST, and details see following fig.
A-—E: rise the present frequency one class (for example, from F3 to F4)
F: Frequency keep unchanged
G:Lower the present frequency on class (for example, from F4 to F3), and the
maximum frequency is F3 in G area.
H:The compressor stops.
c. Frequency will change due to outdoor temperature, details see following fig.