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9-14
Schematic Circuit Tracings
Electrical, Refrigeration and
µ
P-D Menu Flow Diagrams
CSR-20 & CSR-40, September 1999
1
Typical model shown with three evaporator fans.
2
A complex algorithm will typically turn the condenser fan ON when the compressor discharge temperature is above
50 C (122 F) and increasing, or when the condenser temperature is above 35 C (95 F).
Cool Mode
1
— Chill Load (Setpoint at -9.9 C [14.1 F] or Above); Condenser Fan ON
2
; Economy Mode OFF