82 Part Number STH042 7/15
Suction Pressure High Checklist
Improper Installation
• Refer to “Installation/Visual Inspection Checklist” on
page 67
Discharge Pressure
• Discharge pressure is too high, and is affecting
suction pressure, refer to “Discharge Pressure High
Checklist” on page 79.
Improper Refrigerant Charge
• Overcharged
• Wrong type of refrigerant
• Non-condensable in system
Other
• Non-Manitowoc components in system
• Harvest valve leaking
• TXV flooding (check bulb mounting)
• Defective compressor