Manitowoc indigo series Technician's Handbook page 143
Air/water/remote condenser ice machine
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Also See for indigo series:
- Technician's handbook (350 pages) ,
- Installation, use & care manual (92 pages) ,
- Technician's handbook (270 pages)
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Freeze Cycle Discharge Pressure High Checklist
Improper Installation
•
Refer to "Installation/Visual Inspection Checklist"
on page 136
Air Condenser
•
Dirty condenser filter
•
Dirty condenser fins
•
High inlet air temperature
•
Condenser discharge air recirculation
•
Defective fan cycling control
•
Defective fan motor
•
Defective head pressure control valve {Remote}
Water Condenser
•
Low water pressure [20 psig (138 kPa) min.]
•
High inlet water temperature (90°F/32°C max.)
•
Dirty condenser
•
Dirty/Defective water regulating valve
•
Water regulating valve out of adjustment
Other
•
Overcharged
•
Non-condensable (air) in system
•
Wrong type of refrigerant
•
Non-Manitowoc components in system
•
High side refrigerant lines/component restricted
Part Number STH025 11/16
143
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Troubleshooting
