Manitowoc CVD1375 Dokumentacja Pobierz pdf (Strona 148)

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Suction Pressure High Checklist

Problem

 Cause

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

 Non-Manitowoc components in system

 Cool vapor valve leaking

 TXV flooding (check bulb mounting)

 Defective compressor

NOTE: Do not limit your diagnosis to only the items

listed in the checklists.

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Manitowoc CVD1375 Dokumentacja Strona 148