Part Number: 000015431 Rev01 5/19 111
SUCTION PRESSURE HIGH CHECKLIST
Improper Installation
• Refer to “Installation/Visual Inspection Checklist” on
page 102
Discharge Pressure
• Discharge pressure is too high and is affecting suction
pressure – refer to ”Analyzing Discharge Pressure in the
Freeze Cycle” on page 107
Improper Refrigerant Charge
• Overcharged
• Wrong type of refrigerant
• Non condensible in system
Components
• Harvest valve leaking
• TXV flooding
• Defective compressor
Other
• Non-Manitowoc components in system
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