Manitowoc EC Series User Manual

4-7
Section 4
Maintenance
Before Calling for Service
If a problem arises during operation of your ice machine, follow the chart below before calling for service.
Routine adjustments and maintenance procedures are not covered by the warranty.
Problem
Cause
Correction
Ice Machine Will Not Run
Toggle switch is not in ice position
Place toggle switch in ice position
No Power – Breaker off, fuse blown,
unplugged
Restore power
Bin Thermostat incorrectly adjusted
Adjust bin thermostat
Ice machine runs and no ice is
produced
No water to ice machine
Correct water supply
Water sump overflow tube out of
position
Reposition/install overflow tube
Evaporator thermostat incorrectly
adjusted or faulty
Adjust or replace evaporator
thermostat
Freeze cycle long – low
production
Dirty condenser
Clean condenser
Water temperature too high
Connect to a cold water supply,
verify check valves in faucets and
other equipment work properly
Refrigeration problem
Call for service
Freeze Cycle
Shallow, incomplete or white
ice cubes
Ice machine is dirty
Clean & sanitize the ice machine
Water pressure supply incorrect
Verify water pressure is correct
Air temperature around ice machine is
too high
Vent area or move ice machine
Evaporator thermostat incorrectly
adjusted
Adjust evaporator thermostat
Harvest Cycle
Will not initiate a harvest cycle
Evaporator thermostat incorrectly
adjusted or faulty
Adjust or replace evaporator
thermostat
Timer Problem
Call for service
Ice cubes do not release
Ice machine is dirty
Clean and sanitize the ice machine
Low ambient around ice machine
Adjust timer or move ice machine
to warmer area
Evaporator thermostat incorrectly
adjusted (cubes too large)
Adjust evaporator thermostat

Manitowoc EC Series Specifications

General

Brand	Manitowoc
Model	EC Series
Category	Ice Maker
Language	English