Part Number STH039 8/13 67
Suction temperature High Checklist
Improper Installation
• Refer to “Installation and Visual Inspection
Checklist” on page 52.
Discharge temperature
• Discharge temperature is too high, and is affecting
suction temperature
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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