Part Number 000014797 Rev02 05/18 159
Safety Limit #2
harvest cycles.
Possible Cause Checklist
Improper installation
• Refer to “Installation/Visual Inspection Checklist” on
page 164
Water System
• Water area (evaporator) dirty
• Dirty/defective water dump valve
• Vent tube not installed on water outlet drain
• Water freezing behind evaporator
• Plastic extrusions and gaskets not securely mounted to
the evaporator
• Low water pressure (20 psig min.)
• Loss of water from sump area
• Clogged water distribution tube
• Dirty/defective water inlet float
• Defective water pump
Electrical system
• Bin switch defective
• Premature harvest
Refrigeration system
• Non-Manitowoc components
• Improper refrigerant charge
• Defective harvest valve
• TXV flooding (check bulb mounting)
• Defective fan cycling control