Manitowoc Q130 Dokumentacja Strona 116

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116 Part Number 80-01111-9 7/10
Discharge Pressure High Checklist
Improper Installation
Refer to “Installation and Visual Inspection
Checklist” on page 104.
Restricted Condenser Air Flow
High inlet air temperature
Condenser discharge air re-circulation
Dirty condenser fins
Defective fan cycling control
Defective fan motor
Improper Refrigerant Charge
Overcharged
Non-condensable in system
Wrong type of refrigerant
Other
Non-Manitowoc components in system
High side refrigerant lines/component
Restricted (before mid-condenser)
Freeze Cycle Discharge Pressure Low Checklist
Improper Installation
Refer to “Installation and Visual Inspection
Checklist” on page 104.
Improper Refrigerant Charge
Undercharged
Wrong type of refrigerant
Other
Non-Manitowoc components in system
High side refrigerant lines/component restricted
(before mid-condenser)
Defective fan cycle control
NOTE: Do not limit your diagnosis to only the items
listed in the checklists.
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