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116 Part Number: 000015430 Rev 02 5/20
Freeze Cycle Discharge Pressure Low Checklist
Improper Installation
• Refer to “Installation/Visual Inspection Checklist” on
page 108
Air Cooled Condensers
• Defective head pressure control valve, won’t bypass
refer to “Head Pressure Control Valve” on page 171
• Defective fan cycle control, stuck closed
refer to “Fan Cycle Control” on page 164
Water Cooled Condensers
• Water Regulating Valve out of adjustment
• Water Regulating Valve Defective
Other
• Undercharged
• Wrong type of refrigerant
• Non-Manitowoc components in system
• Liquid line/component restricted
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