2 Part Number STH039 8/13
TROUBLESHOOTING
Ice Machine Will Not Run . . . . . . . . . . 47
Diagnosing Ice Thickness Control Circuitry
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Ice Production Check . . . . . . . . . . . . . 51
Installation and Visual Inspection Checklist
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Water System Checklist . . . . . . . . . . . 53
Ice Formation Pattern . . . . . . . . . . . . . 54
Safety Limit Feature . . . . . . . . . . . . . . 56
Analyzing Discharge Line Temperature 62
Analyzing Suction temperature . . . . . . 64
Hot Gas Valve . . . . . . . . . . . . . . . . . . 69
Comparing Evaporator Inlet/Outlet
Temperatures . . . . . . . . . . . . . . . . . . . 73
Discharge Line Temperature Analysis 74
Refrigeration Component Diagnostic Chart
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Final Analysis . . . . . . . . . . . . . . . . . . . 78
Refrigeration Component Diagnostic Chart
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
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