Part Number STH063 9/17 63
Safety Limit #2
Harvest time exceeds 3.5 minutes for 100 Consecutive
harvest cycles.
Possible Cause Checklist
Improper installation
• Refer to “Installation/Visual Inspection Checklist” on
page 53
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
Electrical System
• Bin switch defective
• Premature harvest
Refrigeration System
• Non-OEM components
• Improper refrigerant charge
• Defective harvest valve
• TXV flooding (check bulb mounting)
• Defective fan cycling control
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