Checklist - Manitowoc QM30 Manuel D'installation Et De Service

Checklist

If a problem arises during operation of your ice machine, follow the checklist below before calling for service.
Problem
Ice machine does not operate
Ice machine does not release ice or
is slow to harvest
Ice quality is poor (soft or not clear)
Ice machine produces shallow or
incomplete cubes, or the ice fill
pattern on the evaporator is
incomplete
Low ice capacity
14
Section 5
Customer Support
Possible Cause
No electrical power to the ice machine
Toggle switch set improperly
Low air temperature around ice machine
Ice machine is dirty
Ice machine is not level
Low air temperature around ice machine
Poor incoming water quality
Water filtration is poor
Ice machine is dirty
Water inlet valve filter screen is dirty
Water softener is working improperly (if
applicable)
Water level is low
Water inlet valve filter screen is dirty
Water filtration is poor
Hot incoming water
Ice thickness adjustment dial is not set
properly
Incorrect incoming water pressure
Ice machine is not level
Water inlet valve filter screen is dirty
Incoming water supply is shut off
The air filter is dirty
The condenser is dirty
Inadequate airflow at the front of the ice
machine
Ice thickness adjustment dial is not set
properly
To Correct
Replace the fuse/reset the breaker/turn on
the main switch
Move the toggle switch to the ON position
Air temperature must be at least 10C
(50F)
Clean and sanitize the ice machine
Level the ice machine
Air temperature must be at least 10C
(50F)
Contact a qualified service company to
test the quality of the incoming water and
make appropriate filter recommendations
Replace the filter
Clean and sanitize the ice machine
Remove the water inlet valve and clean
the filter screen
Repair the water softener
Be sure the overflow tube is fully seated to
prevent water leakage
Remove the water inlet valve and clean
the filter screen
Replace the filter
Connect the ice machine to a cold water
supply
Adjust the ice thickness adjustment dial
Water pressure must be 240-620 kPA
(34.8 - 89.9 psi)
Level the ice machine
Remove the water inlet valve and clean
the filter screen
Open the water service valve
Clean the air filter
Clean the condenser
Remove items blocking airflow at the front
of the ice machine
Adjust the ice thickness adjustment dial
Part Number 00000xxxx 05/10