Manitowoc STH042 4/16, Technician'S Handbook

Page: 37 / 146

Part Number STH042 4/16 37
Preventative Maintenance Cleaning
This cleaning procedure can be performed between the
bi-annual cleaning and sanitizing cycles. This procedure
does not require removing the ice from the bin.
Step 1
Press the On/Off button after ice falls from the
evaporator at the end of a Harvest cycle. Or, press the On/
Off button and allow the ice to melt off the evaporator.
,
Caution
Never use anything to force ice from the evaporator.
Damage may result.
n
Warning
Wear rubber gloves and safety goggles (and/or
face shield) when handling Ice Machine Cleaner or
Sanitizer.
Step 2
To start a cleaning cycle, press the Clean
button. Water will flow through the water dump valve
and down the drain. Wait until the water trough refills,
then add the proper amount of ice machine cleaner to
the water trough.
Model Amount of Cleaner
U0140 2 ounce (60 ml)
U0190 5 ounces (150 ml)
U0240 5 ounces (150 ml)
U0310 5 ounces (150 ml)
Wait until the clean cycle is complete (approximately 22
minutes) then press the On/Off button.