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Part Number 000016662 Rev 00 4/21
Maintenance
Section 4
Remedial Cleaning Procedure
This procedure allows in place descaling of all surfaces that
come in contact with the water system. The ice machine
requires disassembly and descaling/sanitizing a minimum
of once every 6 months. The quality of your potable water
supply may require more frequent cleaning intervals.
CLEAN BUTTON OPERATION
• When the clean cycle is complete, default is to start ice
making. The ice machine will shutoff at the end of the
clean cycle, when the power button is pressed during the
clean cycle.
• The clean cycle is aborted when the clean button is
pressed and held for 3 seconds.
• If the curtain switch is open for more than 2 seconds, the
clean cycle is paused until the curtain switch closes.
• Pressing and holding the clean button for 3 seconds will
abort the clean cycle.
Step 1
Press power after ice falls from the evaporator at
the end of a harvest cycle. Or, press power and allow the ice
to melt off the evaporator
Step 2
Remove all ice from the bin.
Step 3
Prepare 4 oz (1/2 cup) of undiluted Manitowoc Ice
Machine Descaler (part number 9405463 only) in a container
that will fit easily under the lifted water curtain.
Model
Amount of Descaler
USE0050
4 ounces (120 ml)
Step 4
Press and hold the clean button for 3 seconds.
Step 5
Wait until the water pump sprays water onto the
evaporator(approximately 3 minutes) then add the prepared
Manitowoc Descaler by lifting the water curtain and pouring
directly into the spray area.
Step 6
Press the power button to have the ice machine
stop at the end of the clean cycle. The ice machine will
automatically time out a ten minute cleaning cycle,
followed by five rinse cycles and stop. This entire cycle lasts
approximately 30 minutes.
Step 7
Prepare 1/2 oz (1 tablespoon) of undiluted
Manitowoc Ice Machine Sanitizer (part number 9405653
only) in a container that will fit into the same area.
Model
Amount of Sanitizer
USE0050
1/2 Ounce (15ml)
Step 8
Press and hold the clean button for 3 seconds.
Step 9
Wait until the water pump sprays water onto
the evaporator(approximately 3 minutes) then add the
prepared Manitowoc Sanitizer by lifting the water curtain
and pouring directly into the spray area. The ice machine will
automatically time out a ten minute sanitizing cycle, followed
by five rinse cycles. This entire cycle lasts approximately 30
minutes. When the clean cycle is complete the ice machine
will start a freeze cycle.
Step 10
Mix a solution of 1/4 oz. (7.4 ml) of sanitizer and
1/2 gallon (1.9 L) of water. Use a spray bottle, sponge or cloth
to sanitize the bin. Rinsing is not required
