Part Number 80-01111-9 7/10 119
Suction Pressure High Checklist
Improper Installation
• Refer to “Installation and Visual Inspection
Checklist” on page 104.
Discharge Pressure
• Discharge pressure is too high, and is affecting
suction pressure, refer to “Discharge Pressure
High Checklist” on page 150.
Improper Refrigerant Charge
• Overcharged
• Wrong type of refrigerant
• Non-condensables in system
Other
• Non-Manitowoc components in system
• Hot gas valve leaking
• TXV flooding (check bulb mounting)
• Defective compressor
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