Manitowoc Ice STH003 Ice Maker User Manual


 
45
FREEZE CYCLE IS LONG, LOW ICE
PRODUCTION
Problem
Cause
Water temperature is too high
Connect to a cold water supply, verify check
valves in faucets and other equipment are
functioning correctly
Dirty Condenser
Clean condenser
High air temperature entering condenser
Air temperature must not exceed 120°F (39°C)
Water inlet valve filter screen is dirty
Remove the water inlet valve and clean the filter
screen
Water inlet valve stuck open or leaking
Turn off ice machine, if water continues to enter
ice machine, verify water pressure is ok then
replace water inlet valve
Water inlet valve is not working
Water inlet valve must be replaced
Refrigeration problem
Refer to refrigeration diagnostics
Water escaping from sump during freeze cycle
Check standpipe and drain
Check for water tracking out of water circuit