Manitowoc QF0400 Technician's Handbook page 59

Step 9 After the entire sanitizer/water solution has
been added to the reservoir, reconnect the water
supply line at the float valve quick disconnect.
The ice machine will continue to freeze and discharge
the sanitizing solution into the bin.
Allow the cycle to run for ten minutes to remove all
sanitizing solution from the water reservoir.
Step 10 Place the toggle switch in the OFF position,
discard all ice produced and refer to disassembly for
cleaning and sanitizing.
Part Number 80-1230-9 10/10 59