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Design
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Features
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Performance
U-LINE FROST FREE REFRIGERATION SYSTEM
Cooling Mode:
• Bypass solenoid valve closed
• Evaporator fan operating
• Refrigerant flows through capillary tube
• Normal vapor/compression cycle refrigeration
•Drain heater off
Defrost Mode:
• Bypass solenoid valve open
• Refrigerant flows through bypass system
•Vapor flows from condenser to evaporator without a phase change
• Drain heater on
SOLENOID VALVE
CAPILLARY TUBE
VALVE IS CLOSED
FLOW WHEN SOLENOID
DRYER
CONDENSER
COMPRESSOR
EVAPORATOR
VALVE IS OPEN
FLOW WHEN SOLENOID
UL183-2
CO2075FF/2075RF & U-CO29FF MODELS