66 Part Number 9294844 April 6, 2023
Maintenance Section 4
Ice Machine Cleaning
These instructions are for units with internal ice maker and
not equipped with the Zone 3 Clean in Place option or
when manual cleaning is required.
Important
Only a trained manager or authorized technician should
perform ice machine cleaning.
Descaling is recommended every six (6) months. More
frequent descaling may be required in some existing water
conditions. Sanitizing is recommended every three (3)
months. Follow carefully any instructions provided with the
descaling or sanitizing solutions being used.
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Warning
Always wear liquid-proof gloves to prevent the descaling
and sanitizing solutions from coming into contact with
skin.
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Warning
To prevent injury, disconnect main supply power to the
dispenser (when used) before cleaning or sanitizing the
bin area and dispenser parts.
TOOLS REQUIRED
• Gloves
• Nut driver 1/4”
UNIT PREPARATION
Important
Keep refrigeration cabinet door closed so that product
remains chilled while the unit is OFF.
1. Disconnect power, remove left side and rear panels and
set the power and compressor rocker switches to the
OFF position.
2. Remove all ice from the bin/dispenser.
3. Turn off the ice making water supply.
4. Drain water from evaporator and reservoir through the
evaporator/reservoir drain line and reinsert hose into
hose clip.
ICE MACHINE DESCALING
To be done every six (6) months. Skip to “Ice Machine
Sanitizing” if just sanitizing the ice machine.
1. Use an approved descaling solution ratio noted.
Amount of Luke Warm
Water
Amount of Ice Machine Cleaner
5 gallons (20 Liters) Use approved ice machine cleaner.
Consult manufacturer’s instructions
for ratio to make up 1 container of
solution.
2. Remove top cover from the water reservoir, block up
reservoir float and fill the evaporator and reservoir with
cleaning solution. Remainder of solution will be used
for hand cleaning.
3. Verify the compressor rocker switch is in the OFF
position, then reconnect power and run the gear motor
for 15 minutes. Perform the following procedures
during the 15 minute period:
• Descale drain pan by gently flexing, then remove any
scale residue.
• Inspect water feed and drain lines and clean as
needed.
4. Disconnect power, then drain the cleaner/water from
the evaporator and reservoir through the evaporator/
reservoir drain line. Using a pitcher, fill and drain the
evaporator/reservoir 4 times and reinsert the hose into
the hose clip.
5. Proceed to “Ice Machine Sanitizing”.
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