Owner's Manual
12  Part Number: 04002909 Rev02 4/16
Installation  Section 2
WATER/DRAIN CONNECTIONS
A.  Potable Water Inlet
B.  Drain
C.  Condenser Water Inlet - (Water-cooled Only)
D.  Condenser Water Outlet - (Water-cooled Only)
A
B
C
D
Ice Thickness Adjustment
The ice thickness can be adjusted to three levels.
1.  Pull forward on the bottom of the bracket until clear of 
the tab.
2.  Slide the bracket over the desired tab and release.
•  The center position is the normal factory setting.
•  To increase bridge thickness, raise the water level.
•  To decrease bridge thickness, lower the water level.
Thicker Bridge
Thinner Bridge
Factory Default Location
Model
Total ice weight from one cycle
Minimum - Maximum Minimum - Maximum
U140 0.13 - 1.36 lbs 513 - 617 grams
U190 2.26 - 2.93 lbs 1025 - 1329 grams
U240 2.26 - 2.93 lbs 1025 - 1329 grams
U310 2.26 - 2.93 lbs 1025 - 1329 grams
Before Starting the Ice Machine
All Manitowoc ice machines are factory-operated and, 
normally, new installations do not require any adjustment.
Starting the ice machine and completing the Operational 
Checks are the responsibilities of the owner and operator.
Adjustments and maintenance procedures outlined in this 
manual are not covered by the warranty.
INSTALLATION CHECKLIST
√ Checklist Item
Has the ice machine been installed where ambient 
temperatures will remain in the range of 40° – 110°F 
(4° – 43°C)?
Has the ice machine been installed where the 
incoming water temperature will remain in the range 
of 40° – 90°F (4° – 32°C)?
Has all of the internal packing been removed?
Is there proper clearance around the ice machine for 
air circulation?
Is the ice machine level? 
Are all electrical leads free from contact with 
refrigeration lines and moving equipment?
Has the supply voltage been tested and checked 
against the rating on the nameplate?
Are all electrical and water connections complete?
Is the ice machine grounded and polarity correct?
Is there a separate drain for the water-cooled 
condenser?
Is there a separate vented drain for the bin?
Has the On/Off button been pressed?
Has the owner/operator completed the warranty 
registration card?
Has the owner/operator been instructed regarding 
maintenance and the use of Manitowoc Cleaner and 
Sanitizer?
Has the ice machine and bin been sanitized?










