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Discharge Pressure High Checklist
Improper Installation
• Refer to “Installation/Visual Inspection Checklist”
Air Condenser
• Dirty
condenser
fi ns
• High inlet air temperature (Self contained
110°F/43°C max.
• Condenser discharge air recirculation
• Defective fan motor
Other
• Overcharged
• Non-condensable (air) in system
• Wrong type of refrigerant
• Non-Multiplex components in system
• High side refrigerant lines/component restricted
Discharge Pressure Low Checklist
Improper Installation
• Refer to “Installation/Visual Inspection Checklist”
Other
• Undercharged
• Wrong type of refrigerant
• Non-Multiplex components in system
Suction Pressure High Checklist
Improper Installation
• Refer to “Installation/Visual Inspection Checklist”
Discharge Pressure
• Discharge pressure is too high and is affecting low
side
Improper Refrigerant Charge
• Overcharged (also see Discharge Pressure High
Checklist)
• Wrong type of refrigerant
Components
• Compressor
fl ooding
• Defective
compressor
Other
• Non-Multiplex components in system
Suction Pressure Low Checklist
Improper Installation
• Refer to “Installation/Visual Inspection Checklist”
Discharge Pressure
• Discharge pressure is too low and is affecting low
side – refer to “Freeze Cycle Discharge Pressure
Low Checklist”
Improper Refrigerant Charge
• Undercharged
Wrong type of refrigerant
Other
• Non-Multiplex components in system
• Restricted/plugged liquid line drier
• Restricted/plugged tubing in suction side of
refrigeration system
Summary of Contents for Multiplex Ms-8
Page 59: ...1 12 59 Blender Scale Schematic Shaver Schematic ...
Page 62: ...62 1 12 Notes ...
Page 63: ...1 12 63 Notes ...