2 Part Number STH044 10/13
Maintenance
Manitowoc’s Cleaning Technology . . . . 26
Exterior Cleaning . . . . . . . . . . . . . . . . 27
Preventative Maintenance Procedure . . 28
Heavily Scaled Cleaning Procedure . . . . 31
Cleaning And Sanitizing Procedure . . . . 33
Component Disassembly For Cleaning And
Sanitizing . . . . . . . . . . . . . . . . . . . . . . . . . 36
General Information . . . . . . . . . . . . . . 36
Water Dump Valve . . . . . . . . . . . . . . . 50
Cleaning the Condenser . . . . . . . . . . . 52
Removal from Service/Winterization . . . 53
General . . . . . . . . . . . . . . . . . . . . . . . . 53
Troubleshooting
SafeGuard Feature . . . . . . . . . . . . . . . . . . 55
SafeGuards . . . . . . . . . . . . . . . . . . . . . . . 57
No Water . . . . . . . . . . . . . . . . . . . . . . 57
No Ice Production . . . . . . . . . . . . . . . . 58
Ice Machine Will Not Run Diagnostics . . 60
Refrigeration Diagnostics . . . . . . . . . . . . 66
Before Beginning Service . . . . . . . . . . 66
Installation/Visual Inspection Checklist 66
Water System Checklist . . . . . . . . . . . 67
Ice Production/Quality Check . . . . . . . 68
Analyzing Discharge Pressure . . . . . . 69
Analyzing Suction Pressure . . . . . . . . 71
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