Manitowoc EC18 - Suction Pressure High Checklist

58 Part Number 80-1479-3 10/10
SUCTION PRESSURE HIGH CHECKLIST
Improper Installation
 Refer to “Installation/Visual Inspection Checklist”
Discharge Pressure
 Discharge pressure is too high, and is affecting
suction pressure, refer to “Freeze Cycle Discharge
Pressure High Checklist”
Improper Refrigerant Charge
 Overcharged
 Wrong type of refrigerant
 Non Condensable in system
Other
 Hot gas valve leaking
 TXV flooding (check bulb mounting)
Defective compressor