Before Calling for Service

Section 5

 

 

 

 

Problem

Possible Cause

To Correct

 

Ice machine produces shallow or

Water level is low

Be sure the overflow tube is fully seated to

 

incomplete cubes, or the ice fill

 

prevent water leakage

 

pattern on the evaporator is

 

 

 

Water inlet valve filter screen is dirty

Remove the water inlet valve and clean

 

incomplete

 

the filter screen

 

 

Water filtration is poor

Replace the filter

 

 

Hot incoming water

Connect the ice machine to a cold water

 

 

 

supply

 

 

Ice thickness adjustment dial is not set

Adjust the ice thickness adjustment dial

 

 

properly

 

 

 

Incorrect incoming water pressure

Water pressure must be 240-620 kPA

 

 

 

(34.8 - 89.9 psi)

 

 

Ice machine is not level

Level the ice machine

 

Low ice capacity

Water inlet valve filter screen is dirty

Remove the water inlet valve and clean

 

 

 

the filter screen

 

 

Incoming water supply is shut off

Open the water service valve

 

 

The air filter is dirty

Clean the air filter

 

 

The condenser is dirty

Clean the condenser

 

 

Inadequate airflow at the front of the ice

Remove items blocking airflow at the front

 

 

machine

of the ice machine

 

 

Ice thickness adjustment dial is not set

Adjust the ice thickness adjustment dial

 

 

properly

 

 

5-2

Part Number 000001772 07/08

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Manitowoc Ice QM30 manual Before Calling for Service