Manitowoc Ice Q 1800 用户手册

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Before Calling for Service                                               Section 5 
5-2 
 
 
Problem 
Possible Cause 
To Correct 
Ice machine produces shallow 
or incomplete cubes, or the ice  
Ice thickness probe is out of 
adjustment. 
Adjust the ice thickness probe.  
fill pattern on the evaporator is 
incomplete. 
Water trough level is to high or too low.  Check the water level probe for 
damage.  
 
Water inlet valve filter screen is dirty. 
Remove the water inlet valve and 
clean the filter screen.  
 
Water filtration is poor. 
Replace the filter. 
 
Hot incoming water. 
Connect the ice machine to a cold 
water supply 
 
Water inlet valve is not working. 
Remove the water inlet valve and 
clean it.  
 
Incorrect incoming water pressure. 
Water pressure must be 20-80 psi 
(137.9 - 551.5 kPA). 
 
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. 
 
Water inlet valve stuck open or leaking.  Remove the water inlet valve and 
clean it.  
 
 
 
Safety Limit Feature 
In addition to the standard safety controls, such as 
the high pressure cutout, your Manitowoc ice 
machine features built-in safety limits which will 
stop the ice machine if conditions arise which could 
cause a major component failure. 
Before calling for service, re-start the ice machine 
using the following procedure: 
 
1.  Move the ICE/OFF/CLEAN switch to OFF and 
then back to ICE. 
A.  If the safety limit feature has stopped the ice 
machine, it will restart after a short delay. 
Proceed to step 2.  
B.  If the ice machine does not restart, see “Ice 
machine does not operate” on the previous 
page. 
2.  Allow the ice machine to run to determine if the 
condition is recurring. 
A.  If the ice machine stops again, the condition 
has recurred. Call for service.  
B.  If the ice machine continues to run, the 
condition has corrected itself. Allow the ice 
machine to continue running.