Manitowoc RFF Service Manual

Part Number 000017542 Rev 00 8/22 25
Interior De-scaling and Sanitizing
Maintenance procedures covered in this manual are not
covered by the warranty.
,
Caution
Use only Manitowoc approved Metal Safe Ice Machine
De-sclaer (part number 000000084) and Sanitizer (part
number 9405653). Do not mix De-scaler and Sanitizer
solutions together. It is a violation of Federal law to
use these solutions in a manner inconsistent with their
labeling. Read and understand all labels printed on
bottles before use.
n
Warning
Wear rubber gloves and safety goggles (and/or face
shield) when handling Ice Machine De-scaler or Sanitizer.
DETAILED DESCALING/SANITIZING PROCEDURE
This procedure must be performed once every six months.
• All ice must be removed from the bin.
• The ice machine and bin must be disassembled, de-scaled
and sanitized.
• The ice machine produces ice with the de-scaler and
sanitizer solutions.
• All ice produced during the de-scaler and sanitizing
procedure must be discarded.
• Sanitizing Procedures can be performed independently
and more frequently than De-scaling as needed (detailed
de-scaling must be performed once every six months).
HEAVILY SCALED DESCALING PROCEDURE
Perform this procedure if you have some or all of these
symptoms.
• Grinding, popping or squealing noises from the
evaporator.
• Grinding noise from gearbox.
• Ice machine trips speed sensor.
NOTE: A De-scaling/Sanitizing Procedure must be performed
after this procedure.
Exterior Cleaning
Wipe surfaces with a damp cloth rinsed in water to remove
dust and dirt from the outside of the ice machine. If a greasy
residue persists, use a damp cloth rinsed in a mild dish soap
and water solution. Wipe dry with a clean, soft cloth. Never
use steel wool or abrasive pads for cleaning. Never use
chlorinated, citrus based or abrasive cleaners on exterior
panels and plastic trim pieces.
Detailed De-scaling and Sanitizing Procedure
Use Metal Safe Ice Machine De-scaler, part number
000000084 (used to remove lime scale and mineral deposits).
Use Ice Machine Sanitizer part number 9405653 (used to
disenfect, remove algae and slime).
Step 1 Remove front and top covers and set the toggle
switch to the OFF position.
Step 2 Remove all ice from the bin.
Step 3 Turn off the ice making water supply and drain
water from evaporator and reservoir.
Step 4 Remove the top cover from water reservoir.
Step 5 Follow the chart and premix de-scaler and water.
Amount of Water
Amount of Metal Safe
De-scaler - Part Number
000000084
1 gallon (4 Liters) 3 ounces (90 ml)
Step 6 Fill the evaporator and reservoir with de-scaling
solution.
Step 7 Move the toggle switch to the ON position. The
ice machine will make ice with the de-scaling solution and
deposit the ice in the bin. Add the remaining de-scaler/water
solution as the water level in the reservoir drops.
NOTE: Do not allow the de-scaler/water level to drop below
the minimum water level. The ice machine will discontinue
the de-scaling cycle if the water float switch opens.
Section 4
Maintenance

Manitowoc RFF Specifications

General

Brand	Manitowoc
Model	RFF
Category	Ice Maker
Language	English