Heatcraft Refrigeration Products SWN0075H2B - Manual (Page 4)


Standard Features & Factory Installed options
• Dual pressure switch
• Oil separator with discharge check valve
and oil return hand valve
• Compressor and control circuit breaker
• Two tier rack
• Suction accumulator
• Sealed suction filter
• Replaceable core suction filter (0300-2200)
• Replaceable core liquid filter (0300-2200)
• Liquid line solenoid valve
• Spring mounted compressors with suction
and discharge vibration eliminators (models
0075 to 0400)
Factory Installed options
• Water regulating valve (shipped loose)
• Crankcase heater
• Air defrost timer
• Electric defrost kit. Kit includes timer,
evaporator fan contactor, defrost heater
contactor(s), lockout relay and terminal block
• Remote load fusing for electric defrost kit.
Includes evaporator fan motor and defrost
heater fuses
• Beacon II ™ compatible (contact factory)
• Demand cooling for low temperature R-22
(contact factory)
The indoor SWN water-cooled condensing unit is specifically designed for use in supermarket, restaurant,
warehouse and other commercial and industrial applications. The design focuses on ease of installation
and maintenance along with the flexibility to fit most application requirements.
Standard Features
• Fixed low pressure switch (adjustable on low temp models)
• Fixed high pressure switch
• Pump down switch
• Compressor contactor and control circuit fusing
• 230V control circuit transformer on 460V units
• Removeable electrical box provides convenient front access to the oil pump and compressor
• Standard 16-3/4” tall box - (large 29-1/4” tall box is standard when defrost components are selected)
• Sealed liquid line filter drier and sight glass
• Oil pressure switch (when required)
• Shell and tube condenser with outlet shut-off valve, charging port and pressure relief device
• Solid mounted compressors (models up to 0400)
• Spring mounted compressors with suction and discharge vibration eliminators (models 0499
and above)
• Compressor head cooling fan (when required)
• Compressor solid state protection model (on units with 4D compressors)
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