coldline ICE400M-HA User manual

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USER MANUAL
COMMERCIAL MODULAR
AIR COOLED ICE MAKER
MODEL: ICE400M-HA, ICE400-BD, ICE550M-FA, ICE550M-HA
USR Brands, Inc.
Phone: [phone] | www.usrestaurant.com | [email protected]

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Table of Contents
Important Information................................................................................................................................................................ 1
Warning and safety instruction................................................................................................................................................ 2
General........................................................................................................................................................................................ 3
Installation................................................................................................................................................................................... 3
Location for Installation.....................................................................................................................................................3
Schematic Diagram of Installation.................................................................................................................................. 4
Installation Steps................................................................................................................................................................4
Startup and Operation.......................................................................................................................................................5
Operation Instruction.................................................................................................................................................................5
Instruction of Control Panel......................................................................................................................................................6
Maintenance............................................................................................................................................................................... 8
Clean Function........................................................................................................................................................................... 9
Common Faults and Troubleshooting..................................................................................................................................10
Warranty....................................................................................................................................................................................11
Note: please keep this manual in a place accessible to users at any time.

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1
Important Information
Please pay attention to the following warning
labels on the ice maker
The label indicates a hazardous voltage.
There is a risk of electric shock.
The label indicates a hazardous voltage.
There is a risk of electric shock.
The label indicates rotating components inside.
There is a risk of serious mechanical injury.
The label indicates a flammable foaming agent
“Cyclopentane” used. There is a risk of fire.
The label indicates a flammable refrigerant
“R290” used. There is a risk of fire.
Warning:The ice making water inlet of ice
maker can only be connected with drinking
water, and groundwater or other non drinking
water sources can not be used.
Instruction of symbols in this Manual
Alert sign: indicating the item requiring
particular attention.
Warning sign: special attention is required
and operation is prohibited.

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2
Warning and safety instruction
This product cannot be used in outdoor
environment.
This ice machine is not intended for
use by children, and those with physical
weakness, slow response, or mental
disorders.
The installation, repair or maintenance of
this ice machine must be carried out by
professional and qualified personnel, or
electric shock, fire, personal injury may
cause from incorrect operation.
After the ice machine is delivered, please
keep the machine still upright for more than
24 hours, to have the lubricant be fully
precipitated before startup, otherwise the
compressor may be damaged.
When the power cord of the ice maker is
damaged, in order to avoid electric shock,
fire or personal injury, it must be replaced by
the manufacturer or professional and
qualified personnel.
The water pipe assembly in the
accessory box of the ice maker must be
used. In order to ensure food safety, the
water pipe assembly removed from the old
machine should not be used.
When handling, keep the cabinet upright,
with the inclination not exceeding 45
degrees. Do not invert the machine or lay it
horizontally.
This ice machine should not be placed in
wet or easily splashed area.
The grounding of this ice machine cannot
be connected to gas pipe, water pipe,
telephone line or lightning rods, etc.
There are rotating components in this ice
machine. Do not insert slim objects into
ventilation or exhaust ports, or serious
mechanical injury may occur.
Do not store volatile or flammable
substances in this ice machine, or it may
result in explosion or fire.
Do not store any sundries, or freeze any
food in the storage bin. Keep the ice scoop
clean.
The ice machine must be placed on the
floor sufficient to supports its weight.
Insufficient base may cause the
equipment fall over and cause injury.
There should be sufficient ventilation
space around the ice machine. Keep
good ventilation.
Only the power supply specified on the
machine nameplate can be used with this
ice machine.
This ice machine cannot be connected to
hot water.
Socket for this ice maker must be reliably
grounded and with leakage protection.
The ice machine must be disconnected
from power before manual cleaning,
repairing and maintenance.
Before cleaning, repairing and
maintenance, the remaining ice in the ice
bin should be removed from the ice
machine to avoid contamination to ice.
Do not splash water directly onto the
surface of the ice machine during the
cleaning process; otherwise it may cause
short circuit, leakage or other faults.
Flammable foaming agent is used during
the foaming process. The ice maker should
be disposed of and recycled by qualified
personnel and institutions.
The ice machine should be properly
managed to ensure that children will not
play with the machine.
When the ice machine malfunctions, turn
off the power and contact professional
personnel for repairing

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3
For the ice maker with
flammable refrigerant R290:
 DANGER – RISK OF FIRE OR
EXPLOSION. FLAMMABLE
REFRIGERANT USED. MUST BE
ENOUGH VENTILATION SPACE
AROUND THE ICE MAKER TO KEEP
THE VENTILATION SMOOTH.
 DANGER – RISK OF FIRE OR
EXPLOSION. FLAMMABLE
REFRIGERANT USED. DO NOT USE
MECHANICAL DEVICES TO DEFROST
REFRIGERATOR. DO NOT PUNCTURE
REFRIGERANT TUBING.
 DANGER – RISK OF FIRE OR
EXPLOSION. FLAMMABLE
REFRIGERANT USED. TO BE
REPAIRED ONLY BY TRAINED
SERVICE PERSONNEL. DO NOT
General
The ice machine is fully automatic. With
proper installation and connection to potable
water and power source, the ice making will
start properly. When the ice cubes fill up the
storage bin, the machine will automatically
stop. The ice machine is generally used in the
following and similar occasions:
PUNCTURE REFRIGERANT TUBING.
 DANGER – RISK OF FIRE OR
EXPLOSION. FLAMMABLE
REFRIGERANT USED.DO NOT USE
ANY ELECTRICAL APPLIANCES INTHE
ICE STORAGE BIN OF THE ICE
MAKER.
 CAUTION – RISK OF FIRE OR
EXPLOSION. FLAMMABLE
REFRIGERANT USED. CONSULT
REPAIR MANUAL/OWNER'S GUIDE
BEFORE ATTEMPTING TO SERVICE
THIS PRODUCT. ALL SAFETY
PRECAUTIONS MUST BE FOLLOWED.
 CAUTION – RISK OF FIRE OR
EXPLOSION. DISPOSE OF PROPERLY
IN ACCORDANCE WITH FEDERAL OR
LOCAL REGULATIONS. FLAMMABLE
REFRIGERANT USED.
 CAUTION – RISK OF FIRE OR
EXPLOSION DUE TO PUNCTURE OF
REFRIGERANT TUBING; FOLLOW
HANDLING INSTRUCTIONS
CAREFULLY. FLAMMABLE
REFRIGERANT USED.

The kitchen area of a store, office or other
workplace;

Farm, hotel, car hotel and restaurant;

Catering and similar non-retail occasions;
 This ice machine is not intended for used
at home.
Installation
1.Location for Installation
The ice machine should be installed in a
proper location meeting the following
conditions:
 Indoor, not more than 2,000 meters
above sea level;
 Ambient temperature: 5-40°C;
 Power supply: the rated voltage indicated
on the machine nameplate ±6%;
 Water source: potable water, with water
pressure from 0.13MPa to 0.55MPa;
water temperature: 5-35°C;
 The ice machine should be kept away
from heat sources, and should be strictly
forbidden to use at extremely high
temperature or low temperature
environment, and should avoid direct
sunlight.
 There should be sufficient ventilation
space around the ice machine and keep
good ventilation; the distance from the ice
maker to the wall should be no less than
30 cm for the front, 15cm for the sides,
and 20 cm for the rear.
 The ice machine must be placed on a
floor sufficient to support its weight;
 Socket for the ice maker must be reliably
grounded and with leakage protection;
 Proper floor drainage must be provided
near the installation location of the ice
machine.

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4
2. Schematic Diagram of Installation
3. Installation Steps
1. Check if the ice machine is in good
condition and the accessories are
complete; check the machine model and
the machine nameplate.
2. Clean the ice storage bin and the food
area inside with a sponge soaked in
warm water and soda. Then wash and
dry it with potable water.
3. Place the ice machine in the operation
area; ensure that the machine is placed
on a leveled floor. So as to ensure the
water flows evenly on the evaporator.
4. The compressor chamber is located at
the back. The compressor and condenser
are installed in it. For air cooled unit, it
requires good ventilation. Therefore, the
front and rear of the ice maker must have
ventilation space of more than 20-30 cm.
5. The bottom of the ice machine is
equipped with adjustable legs for level
adjustment and floor cleaning.
6. Connect the machine's inlet water filter
and water pipe referring to the schematic
diagram of installation; if the installation
site is already equipped with a drinking
water system, the water filter may not be
installed.
Note: the filter flow direction should
be correctly installed as per the direction
marker on the filter head cover or the filter
body.
Note: This machine is equipped with
an inlet water filter. The filter will have
impurities from the water accumulated as
the machine is running. Generally, it
needs to be replaced every month to every
3 months.
7. Connect the machine to the water supply
using the 3/4" inlet pipe supplied with the
machine. It is recommended to install a
water valve (not supplied with this
machine) on the water supply line.
8. Connect the drain pipe to the drain
connection. In order to meet a good
draining, it is recommended that the drain
pipe should have a difference of level
more than 3cm per meter; and confirm
that the drain pipe is not blocked. It is
recommended that the drain pipe be
connected to an open drainage port.
9. Any joint in the drain pipe must not be
higher than the machine drainage port;
any joint in the drain pipe cannot be
higher than the previous joint.
10. Confirm the power requirements stated in
the machine nameplate; ensure that the
power supply meets the requirements.
11. A circuit breaker or switch with leakage
protector and reliably grounding is
required.
12. Turn off the switch on the power line and
connect the machine to the power

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5
source.
4.Startup and Operation
1. Before you start up the machine, please
check and confirm:
 That the packaging tape inside the ice
machine has been removed;
 The accessories or items in the ice bin
have been taken out;
 The ice machine has been adjusted to a
leveled state;
 The water pipe has been connected and
the water valve is open;
 The plug has been connected to the
power supply and the power switch is off.
 The ambient temperature, water
temperature, and pressure of the water
supply meet the above requirements.
2. Start up: turn on the power switch. After
power-on, the machine begins to make ice
automatically.
3. For normal operation, please confirm:
There is water in the water trough and no
overflow occurs;
The pump is working properly and water
is flowing evenly on the evaporator;
The compressor is running normally, the
temperature of the evaporator and the ice
making water is gradually decreasing;
For air cooled machine, check the fan is
running normally, and there is stable air
flow in the inlet and outlet of the ice
machine;
The ice machine has no abnormal noise;
The ice machine has no abnormal
vibration;
It takes about 10 to 20 minutes to make
one batch ice, depending on the ambient
temperature and the temperature of the
water. The higher the temperature is, the
longer the ice making will take;
Ice cube can be properly defrosted from
the machine.
Operation Instruction
 Startup: after proper installation, connect
the water source and turn on the power
supply, the machine will start working.
Please confirm that the machine is
operating normally when you turn it on for
the first time.
Note: In case of thunderstorm or not
in use for a long time, please disconnect
the power and water source!
 Self-check: with power on for the first
time, the ice maker will do self-check and
pump out remaining water.
 Preparing: after the ice machine is
energized, the inlet valve opens and the
inlet water will flow in until it reaches the
set level; then the ice maker will do
defrosting one time.
 Ice making: after pre-cooling for 30
seconds, the water pump starts, the
water flows through the evaporator
smoothly and evenly, the ice cubes are
gradually formed in the ice cube tray.
 Ice Harvest: after the ice making
process, the water pump is turned off,
the defrosting valve is turned on, and
after the hot gas enters into the
evaporator for about 1-2 minutes, the ice
cubes slides from the evaporator into the
storage bin.
Warning: Do not put your hand into
the ice storage bin during the ice-falling
process to prevent the ice from hitting
your hand!
 Shutdown: The ice maker will stop
working when you click the “on/off” button
on the panel during running process.
 Bin full stop: in the running state, with
the storage bin filled to a certain height,
the ice sliding board cannot be
rebounded or reset because of the block
of the freshly produced ice cubes, the ice
maker will stop in 40 seconds.
 Repeat ice-making: when the ice cubes
on the ice sliding board are taken away,
the ice maker will back to ice making
process in a few seconds.

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6
Instruction of Control Panel
1. LED Display:
 Self-check：Display “ini” code.
 Preparing：Counting seconds
positively.
 Ice making: Counting seconds positively
prior the water reaching 0 degree C.
Counting seconds down to 0 s after.
 Ice Harvest: Counting seconds positively.
 Clean: Display “CLE” during cleaning
and sterilizing;Display “rin” during rinsing.
2. LED Lamps: Lights on during the related
process.
3. Ice cube thickness adjustment: If you
are not satisfied with the ice
thickness,process this below operation
after the water flows smoothly through
the evaporator: Press the Ice cube “–”
button for 3 seconds until the panel
display new number such as "-01”, then
click the button “+” or “-” on the panel to
adjust the thickness of ice cube.
Note: By clicking the “+” or “-“ button
one time, the ice making time is extended
or shortened by 1.5 minutes.
4. Cleaning: During the normal operation,
hold the cleaning button for 3 seconds to
enter the cleaning process. During the
entire cleaning process, cleaning agents
and disinfectants need to be put into the
water trough. When the clean process is
finished, the ice maker will go to ice
making process.
5. Switch: When the device is powered,
click the “Switch” button to switch
OFF/ON the device.
6. Voice function (only for machines with
voice function): The machine with voice
announcement prompts will provide voice
prompts for related operations.
7. Please open and close the storage bin
door gently. Do not slam the door. After
taken the ice cubes, please close the
door.
8. If the ice maker is not in use for a long
time, it should be energized and run for 2
to 4 hours every 2 months.
Other special protection - shutdown
 If the ice machine has not detected ice
cube falling off in three cycles, it will shut
down for safety protection. The ice maker
needs to be checked.
 The ice machine detects that the ambient
temperature is too high and will stop for
safety protection.
 If the water-cooled ice machine detects
an abnormity in water supply, it will stop
for safety protection.

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7
Code
Comments
Machine action
E01
Sliding board fails
Protective
shutdown
E03
Overtime of ice
making
Protective
shutdown
E04
High temperature
Protective
shutdown
E05
Water shortage
Protective
shutdown
E06
High pressure
Protective
shutdown
E07
Condensation
sensor open circuit
Not stop
E08
Condensation
sensor short circuit
Not stop
E09
Water temp.
sensor open circuit
Not stop
E10
Water temp.
sensor short circuit
Not stop
 The fault code and its comments are displayed as follows:
Parameters on the Control Panel
Please kindly note: “Ice Thickness +” (here after we say “+”) is the first
buttonto press if you wanna restore the original parameters; However, “Ice
Thickness -” (here after we say “-”) is the first button to press if you want to
adjust the ice thickness.
Original Parameters Display “+-” buttons
Restore The Original Parameters
Generally the original parameters is not allowed to be changed, but if customers
change the numbers carelessly, please process the following steps to solve it:
 Firstly check the display numbers as per our correct original numbers , for example
model SK-500P: “220, 308 ,405, 501, 640, 708, 820, 901”. If it is not same, we
needto adjust the display numbers until it is same with the correct.
Here we take SK-500P as example. Adjustment operation: press"+" button, if the
first number is 220, then press "+", come to display number 308, if it is not 308, now
you need to press "-" to check whether it is 308, if it display the correct number 308,
then we press "+" again" to come to 4-serial number, the next steps are same, just
repeat ituntil all numbers are correct.
NOTE: Next time do not press"+" directly, because this may
change the originalparameters.
、

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8
Maintenance
Note: Maintenance must be done by a
qualified professional personal.
Warning: Before maintenance or
manual clean, be sure to cut off the water
source and power supply.
Exterior cleaning

Frequently clean the environment around
the ice machine to keep it clean. Do not
block the vents.
 The outer enclosure should be cleaned with
a mild detergent and then wiped clean. If
necessary, use commercial stainless steel
cleaners and polishes.
Note: Stainless steel may rust without
proper maintenance.
Inlet water filter
 The filter element should be inspected
regularly. It is recommended to replace filter
element every month to every 3 months.
Interior cleaning

The inside of the ice storage bin can be
washed directly with water pipes.
Note: Check and confirm the water
pressure lower than the maximum allowed
pressure. Do not flush the part above the
water pump or the evaporator directly for
water protection.
Condenser
 For the air-cooled ice maker, the condenser
should be cleaned every three weeks. Use a
soft brush or a vacuum cleaner with a brush
to brush it up and down along the fin
direction, to avoid damage to the fins and
further affecting the cooling effect.

The condenser filter should be cleaned
every 2 weeks.
Note: Be careful when doing the
condenser cleaning as the edges of the
fins are sharp.
Water pipe

In order to ensure food safety, the water
pipe of the ice machine should be cleaned
regularly.
Wintering

Turn off the water and power supply, drain
the residual water from the water trough,
inlet pipe and drain pipe.
The maintenance of the ice machine is
not covered by the manufacturer's
warranty!

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9
Clean Function
Note: Please empty the bin of ice in
advance.
Note: Please clean and sterilizing the
bin and do complete rinsing.
Note: Please clean and sterilizing the
ice sliding board, water distribution pipe,
water supply pipe, water pump, then do
complete rinsing.
 Turn on the ice maker; push “clean”
button for 3 seconds, the ice maker will
get into clean process. Put in proper
amount of clean solution manually
followed by the clean and sterilizing
process instruction.
 Push “clean” button. The ice maker will
do auto clean for about 15 minutes.
Please do spray cleaning to the
evaporator at the mean time to insure a
complete clean. When finished, the led
display flashes “Clean” slowly again.
 Put in proper amount of sterilizing
solution manually followed by the clean
and sterilizing process instruction. Push
the “clean” button again, the ice maker
will do auto sterilizing for about 15
minutes. Please do spray sterilizing to
the evaporator at the mean time to insure
a complete sterilizing. When finished, the
ice maker will get into rinsing process,
the process will take about 5 minutes，
and do 5 cycles rinsing.
 The ice maker will get back to do ice
making as soon as the clean process
end.
 Please throw away the next 5 batches
ice in case of cleaner remained.
Service Call
If the ice machine works abnormally, please
confirm below before making a service call:
1. Check the water supply
whether there is water in the water
trough;
whether the water pressure for the ice
machine is 0.13MPa to 0.55MPa; the
water temperature is 5-35 °C;
whether the water valve is open;
whether there is no water leakage;
2. Check the power
whether the indicator on the display panel
is ON;
whether the panel display does not
display the OFF standby state;
If the LED on the display panel is not ON,
check whether the plug and socket are
normal, and whether the power supply
switch is ON.
3. Check nameplate and series number
Check the nameplate located on the side
or back of the ice machine and record the
model and series number of the ice machine.
Note: If the machine fails due to the
user’s faults, such as no supply of water,
electricity or environmental factors, rather
than the fault of the ice maker, the door-to-
door service will be charged.

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10
Common Faults and Troubleshooting
Fault
Potential cause
Troubleshooting
Not working
Indicator is OFF
Power switch not turned on
Plug is loose
Turn on the power switch
Check plug and socket
Shutdown every 3
minutes after startup;
the display shows E04
high temperature
The display shows E06
high pressure
protection
The ambient temperature is
too high
Condenser is dirty and
blocked
High pressure switch wires
fallen off
Fan does not start
Normal working temperature range of
5-40 °C
Clean the condenser
Check and correct high pressure
switch wires
Check and correct the fan
Ice defrost abnormal
Ambient temperature too low
Defrost valve does not start
normally
Ice thickness too thin or too
thick
Normal working temperature range of
5-40 °C
Check and correct the defrosting valve
Check and correct ice thickness
setting
Poor transparency of
ice cubes; ice cubes
too thin or incomplete
Ice thickness too thin
Water pressure too low
Water temperature too high
Inlet water valve does not
work
Inlet water valve is dirty and
blocked
Water leaking
Inlet water filter has not been
replaced for a long time
Check and correct ice thickness
setting
Check that the water supply pressure
is 0.13MPa to 0.55MPa
Water temperature of 5-35 °C
Check and correct the inlet water valve
Check whether water leaks and correct
Check and correct the inlet water filter
Too slow in ice making
The condenser or air filter is
dirty
High ambient temperature
Poor ventilation
Water temperature is too high
Clean the condenser and filter screen
Normal working temperature range of
5-40 °C
Check the environment around the ice
machine
Check the water supply temperature
of 5-35 °C
Too much noise
The ice machine is not placed
in a leveled foundation or the
ice maker is not leveled.
Level the ice machine

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11
Warranty
The following circumstances are not covered
by the warranty:
 Normal cleaning or maintenance;
 Unauthorized modification of the ice
machine or use of non-native parts;
 Damage caused by improper power
supply, water supply and drainage;
Note: Warranty service should be
provided by an agent or repair organization
approved by the manufacture.
Note: this Manual is subject to any
technical change without further
notice. Please refer to the
nameplate on the product for exact
information
 Damage caused by installing, cleaning or
maintaining of the ice machine not in
accordance with the instructions of this
manual;
 Artificial damage.