Manitowoc Indigo Series Technician's Handbook page 44

Step 4 Wait until the clean cycle is complete
(approximately 24 minutes). Then disconnect power to
the ice machine (and dispenser when used).
Disconnect the electric power to the ice machine at
the electric service switch box.
Step 5 Remove parts for cleaning.
Please refer to the proper parts removal for your ice
machine. Continue with step 6 when the parts have been
removed.
Single Evaporator Ice Machines - page 48
Dual Evaporator Ice Machines - page 52
Step 6 Mix a solution of cleaner and lukewarm water.
Depending upon the amount of mineral buildup, a larger
quantity of solution may be required. Use the ratio in the
table below to mix enough solution to thoroughly clean
all parts.
Solution Type
Cleaner
44

Warning
Water
1 gal. (4 L)
Mixed With
16 oz (500 ml)
cleaner
Part Number STH026 6/15