Hoshizaki Snowflake GII Series User manual

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EN 1
Snowflake GII
REFRIGERATORS AND FREEZERS
OPERATION, MAINTENANCE AND INSTALLATION MANUAL
I. GENERAL INFORMATION
2
II. OPERATING INSTRUCTIONS
6
III. MAINTENANCE INSTRUCTIONS
12
IV. TECHNICAL INFORMATION
14
V. SERVICE DIAGNOSIS
21
VI. REMOVAL AND REPLACEMENT
22
Contact Details:
HOSHIZAKI EUROPE B.V.
Address: Burgemeester Stramanweg 101 1101 AA Amsterdam, The Netherlands
Tel: [phone] http://hoshizaki-europe.com/
EN: OPERATION, MAINTENANCE AND INSTALLATION MANUAL
FR: MANUEL D'UTILISATION, D'ENTRETIEN ET D'INSTALLATION
DE: BEDIENUNG-, WARTUNGS- UND MONTAGEANLEITUNG
ES: MANUAL DE OPERACIÓN, MANTENIMIENTO E INSTALACIÓN
NL: HANDLEIDING VOOR BEDIENING, ONDERHOUD EN INSTALLATIE
IT: MANUALE DI INSTALLAZIONE, USO E MANUTENZIONE

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EN 2
Snowflake GII
I. GENERAL INFORMATION
PRODUCT DESCRIPTION LABEL
THE PURPOSE OF USAGE
• This product is suitable for use in indoor areas only and solely for the purpose of storing
food and beverages.
• The manufacturer will not be held responsible for any damages arising as a result of
usage contrary to stated guideline in this book.
• While storing food in this cabinet, it is necessary to ensure that food never comes in
contact with the body of this cabinet.
• All foods must be completely covered.
• Do not store hot foods or liquids in this cabinet.
• Beverages stored in boxes and glass bottles should not be stored at temperatures below
0°C (freezing point). Cans and glass bottles may burst due to expansion. All containers
with lids should not be filled completely: a small amount of space should be left for
expansion.
• This cabinet is equipped with an automatic self-defrosting facility. It is also possible to
perform manual defrosting. The manual defrosting does not involve turning the cabinet
off for long periods but can be performed via the controller. Under no circumstances
should force or hand tools to be used to de-ice this cabinet, any damage arising from
such action is difficult to repair.
• Do not employ any mechanical or alternative means of defrosting.
• Any electrical or mechanical changes to this cabinet will void the warranty. Changes
carried out by non-authorized service engineers and changes other than those described
in this manual will also void the warranty. The manufacturer will not accept any
responsibility for damages arising from such changes.
1 Product Number
2 Product Description
3 Model
4 Refrigerant (GWP)
5 CO2 Equivalent
6 IP Protection
7 Climate Class
8 Production Date
9 Power - Current
10 Voltage - Frequency
11 Heating Element
12 System Pressure
13 Blowing Agent
14 Serial Number

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EN 3
Snowflake GII
CLIMATE CLASS
The cabinet is designed to run within specific ambient temperature and humidity levels. These are
set out in the climate class system. These levels are never to be exceeded. The climate class for this
product can be found on the product description label.
Climate Class
Ambient Temperatures and Humidity
5
+40°C with %40 RH
FIRST ACCEPTANCE AND CONTROLS
This cabinet was packed in protective packaging material for shipping. On delivery, please check the
cabinet for any possible transport damage and that the cabinet model is what you ordered.
IMPORTANT
All operations listed below must fully comply with all local bylaws and safety regulations. Observe all
current safety rules when operating this product.
TRANSPORTING
When lifting the product using machinery, the lifting capacity of any machinery must be verified prior
to undertaking any such procedures.
IMPORTANT
When using a fork truck to move the product, please ensure that the forks are inserted into the
appropriate openings in the pallet.
Once moving, attention must be paid to the stability of the product. If the centre of gravity is not
central to the product, which will make it prone to tip over. When lowering the product with a fork
truck ensure this is done slowly and with care.
Should it become necessary to transport any upright cabinets in a horizontal position, please make
sure the cabinet has been upright for at least 2 hours before operating. It is not recommended to
transport upright cabinets in the horizontal position and any damage arising from such action is not
covered by warranty.
ATTENTION
Recommendations written on the outside of the transport packaging are for the user’s benefit.
Therefore the following recommendations should be observed:
• Carry the product carefully.
• Keep the product dry.
• Do not use the top of the cabinet for storage.

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EN 4
Snowflake GII
OPENING THE PACKAGING
• Remove the cardboard and any other packaging material.
• Lift the cabinet to disconnect and remove it from the pallet.
• Place the cabinet in the desired location, standing on its own base.
• Check for any visible damage.
• Packaging materials can be recycled according to local recycling regulations.
• Verify that the product code and serial number match the same on any shipping
documents.
Upright Cabinets
Trade mark
HOSHIZAKI
Model name
SUR-65BG
SUR-135BG
SUF-65BG
SUF-135BG
Intended use
Storage
Storage
Storage
Storage
Chilled operating temperature
X
X
Frozen operating temperature
X
X
Multiuse cabinet
Vertical cabinet
X
X
X
X
Counter cabinet
Parameter
Symbol
Unit
Energy Efficiency Class
EEC
-
D
D
D
F
Energy Efficiency Index
EEI
-
74.96
61.92
74.57
89.19
24 hour Energy Consumption
E24h
kWh
3
4
7
13
Annual Energy Consumption
AEC
kWh
952.65
1201.44
2558.65
4830.95
Net volume for compartment 1
Vn or
Vn1
litre
402.8
405.2
397.6
400.0
Net volume for compartment 2
Vn2
litre
-
405.2
-
400.0
Net volume for compartment 3
Vn3
litre
-
-
-
Net volume for compartment 4
Vn4
litre
-
-
-
Total Net volume
VnT
litre
402.8
810.3
397.6
800.0
Climate Class
CC
5
5
5
5
Refrigerant
R290
R290
R290
R290
Charge
kg
0.068
0.104
0.106
0.142
GWP
3
3
3
3
CO2 Equivalent
t. CO2
Heavy-duty; This appliance is
intended for use in ambient
temperatures up to 40°C
X
X
X
X
Contact details:
HOSHIZAKI EUROPE B.V.
Address: Burgemeester Stramanweg 101 1101 AA
Amsterdam, The Netherlands
Tel.: [phone]
http://hoshizaki.europe.com/

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EN 5
Snowflake GII
Refrigerated Counters
Trademark
Hoshizaki
Model Name
SCR-130CG
SCR-180CG
SCR-225CG
Configuration doors/drawers
LR
22
32
LRR
222
332
LLRR
2222
3332
Intended use
Storage
Storage
Storage
Chilled operating temperature
X
X
X
X
X
X
X
X
X
Frozen operating temperature
Multi use cabinet
Vertical Cabinet
Counter cabinet
X
X
X
X
X
X
X
X
X
Parameter
Symbol
Unit
Energy Efficiency
Class
EEC
C
C
C
C
C
C
C
D
D
Energy Efficiency
Index
EEI
40.63
36.21
36.93
37.89
43.39
45.00
39.71
60.06
63.23
24 hour Energy
Consumption
E24h
kWh
2
2
2
3
3
3
3
4
4
Annual Energy
Consumption
AEC
kWh
905.20
766.5
766.5
927.10
989.15
989.15
1058.50
1467.30
1467.30
Net volume for
compartment 1
Vn1
litre
85.7
63.9
47.9
85.7
63.9
47.9
85.7
63.9
47.9
Net volume for
compartment 2
Vn2
litre
85.7
63.9
63.9
85.7
63.9
47.9
85.7
63.9
47.9
Net volume for
compartment 3
Vn3
litre
85.7
63.9
63.9
85.7
63.9
47.9
Net volume for
compartment 4
Vn4
litre
85.7
63.9
63.9
Total Net volume
VnT
litre
171.4
127.8
111.8
257.1
191.7
159.7
342.8
255.6
207.6
Climate class
CC
5
5
5
Refrigerant
R290
R290
R290
Charge
kg
0.055
0.079
0.095
GWP
3
3
3
CO2 Equivalent
t.
CO2
Heavy-duty; This
appliance is
intended for use in
ambient
temperatures up to
40°C
X
X
X
X
X
X
X
X
X
Contact details:
HOSHIZAKI EUROPE B.V.
Address: Burgemeester
Stramanweg 101 1101 AA
Amsterdam, The Netherlands
Tel.: [phone]
http://hoshizaki.europe.com/

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EN 6
Snowflake GII
II. OPERATING INSTRUCTIONS
ELECTRICITY
Before connecting the product to electrical power, please verify that the specified electrical power
supply on the product description label corresponds with the local network electrical power supply.
The Product Description label with the specified electrical power supply can be found on the inside of
the cabinet, at the top left-hand side.
Installation of the product must only be undertaken by qualified and trained service personnel as per
the specifications listed in this manual.
Electrical safety of this cabinet can only be valid if its earthed in accordance to current local laws and
regulations.
Earthing of the product is always required.
The manufacturer will not accept any responsibility for any damage arising from improper grounding.
Adhere to all electricity requirements stipulated by the local electrical regulations. The product’s
electricity plug and wall socket must have the correct earth connectivity reading. If necessary employ
a qualified electrician.
GENERAL PRELIMINARY CHECKS
Make sure the cabinet is standing on level ground and is upright. If necessary, the adjustable feet of
the cabinet can be used to achieve this. All feet should be in contact with the ground. This is
necessary for the proper operation of the cabinet door.
Do not place the cabinet next to any heat generating devices such as ovens, grills, and deep fryers.
Do not expose to direct sun light. Heat that may be radiated by walls or floors must be insulated with
appropriate insulating material. The cabinet should be placed as far as possible from any heat source.
If the cabinet is re-located, allow three hours before re-starting. Plastic protection or tape should be
removed from the outer surfaces.
Ensure the cabinet is positioned so sufficient air can flow to/from the cooling circuit and around the
surfaces of the cabinet. Leave at least 500 mm free space from the top of the cabinet.

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EN 7
Snowflake GII
In case of water overflow from the re-evaporation tray on the back of an upright cabinet the user
must connect a drain hose (6mm in diameter) to the tray. The hose shall lead to the floor/drain in the
floor. There is quick connector on the drain pan where the user can connect drain hose.
Certain SCR models are prepared for changing the door/drawer configuration. However, a drawer set
with 3 pcs. 1/3 drawers can NEVER be placed next to the compressor compartment. Contact your
dealer for more information.
PRELIMINARY DEFROST WATER CHECK
The upright cabinets are constructed to allow up to 72 door openings per day according to EN16825.
If the use of the door is excessive of this level it is necessary to connect the drain pipe(s) to an
external drain.
PRELIMINARY ELECTRICAL CHECKS
• Check that the mains voltage and frequency of the socket conform to the information on
the product description label.
• The cabinet is connected to a mains outlet with a 13-16 Amp fuse as a serial connection.
• Turn off the mains fuse connected to the power cable.
• Check that the plug on the cabinet is suitable for use with the available mains socket and
that they fit together.
drain hose
Correct configuration
Correct configuration
Wrong configuration

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EN 8
Snowflake GII
ATEX 2014/34 / EU Requirements:
1- The manufacturer and authorized technical service shall not assume any responsibility in case of
losses and hazards that may arise due to the fact that infrastructure of area of use is not appropriate.
2- Ventilation speed in environment where the product is located shall not be less than 0,3 m/sec.
3- Capacity of ventilation fan must be at a capacity that is capable of changing ambient air 5 times at
minimum 1 hour. The ventilation system to be installed must be in conformity with ATEX 2014/34/EU
standards.
4- In the event of gas leak in the environment, warning assembly and device de-energizer at
maximum 20% of LEL (lower explosive limit) value of gas must be connected to the system.
5- The environment must be equipped with gas detectors. Gas detectors must be installed at
appropriate places that allow them to detect LPG and natural gas.
6- The manufacturer and seller firm do not have any responsibility for hazardous situations and
damages that may occur because of interventions and modifications performed by those other than
authorized service personnel who have received training on Atex 2014/34/EU. In this case, atex
certificate will be deemed null and void.
7- In the event of gas leak in the environment or if gas detectors emit warning, the cooler has to be
de-energized, for this reason electrical installation has to be equipped with a system that cuts off
electricity to the cooler in case of a gas leak.
FIRST OPERATIONS AND CONTROLS
After the above checks have been completed, the cabinet can be operated.
The ON/OFF switch operates the cabinet.
After the cabinet is turned ON, the compressor will start running. The compressor will run until the
factory pre-set temperature is reached. Foods should not be placed in the cabinet until the
temperature setting has been adjusted to suit the foods to be cooled.
New temperature setting can be done through the controller as described in this manual.
IMPORTANT
Ø Allow the product to cool to the set temperature before placing food items inside.
Ø Never exceed the maximum load capacity. The maximum shelf capacity is an even load of 40 kg
each for shelves in upright cabinets and 20 kg for shelves and drawers in counter cabinets.
Ø Refer to the “General Preliminary Checks’ section of this manual for information on the
amount of space required for good air ventilation around the product.
Ø Do not store explosive substances such as aerosol cans with a flammable propellant in this
appliance.
WARNING:
Ø Do not block any ventilation openings on the appliance at any time.
Ø Do not use mechanical devices or other means to accelerate the defrosting process, other
than those recommended by the manufacturer.
Ø Do not damage the refrigerant circuit.

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EN 9
Snowflake GII
STORAGE CONDITIONS AND PERFORMANCE
Correct storage conditions are not only paramount to food hygiene and safety but improve the
quality of service and reduce the energy consumption. Best performance can be achieved if the
following tips and guidelines are observed: keep all food items on shelves only and never place food
items on the floor of the cabinet.
Food items must be placed in the cabinet or counter in such a way as to allow good air flow all
around, leaving space between items and the walls of the product. If required shelf distance can be
adjusted accordingly.
CONTROL PANEL
1 2 3 4
The control panel provides the following controls and functions:
1. SET key
• Use to enter/set input values
2. ON/OFF key
• Hold down for 4 seconds to turn the cabinet on or off
3. DOWN key
• Use to scroll down through the menu or to change/reduce the value
4. UP key
• Use to scroll up through a menu or to change/increase the value
• Hold down for 4 seconds to start MANUAL DEFROSTING
FRONT PANEL FUNCTIONS
The control panel can be locked and unlocked.
To lock the controls:
• Ensure that no procedure is in progress
• Do not operate for 30 seconds
• The display will show “LOC” for 1 second and the keyboard will lock automatically
To unlock the controls:
• Touch a key for one second: the display will show the message “UNL” for one second
TEMPERATURE SETTING
1. Ensure that the control panel is not locked and that no procedure is on progress.
2. Touch the SET key, the * LED will flash.
3. Change the temperature setting by the use of the UP and DOWN arrows.
4. Touch the SET key or do not operate for 15 secs. The * LED will stop showing and the
controller will exit this procedure.
5. To exit the temperature setting procedure before it is complete.

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EN 10
Snowflake GII
a. Touch the ON/OFF key (any changes will not be saved). The working set point can also be
set via the SP parameter.
TEMPERATURE DISPLAY (as detected by probes)
1. Ensure that the control panel is not locked and that no procedure is in progress.
2. Press the DOWN arrow for 4 seconds: the display will show the first probe available.
3. Select the correct probe using the UP and DOWN arrows.
4. Press the SET key.
This table shows the codes for each of the probes.
Label
Displayed temperature
Pb1
Cabinet temperature
Pb2
Evaporator temperature
To exit the procedure, press the SET key for 60 seconds or do not operate for 60 seconds. Then press
the ON/OFF key.
Note: if the evaporator probe is not present, the Pb2 code will not be displayed.
TEMPERATURE ALARMS
This is a list of alarms shown by this cabinet.
CODE
ALARM TYPE
CRITICAL VALUE
AL
Low temperature alarm
Low cabin temperature during this alarm
AH
High temperature alarm
High cabin temperature during this alarm
Id
Open door alarm
Maximum cabin temperature during this alarm
Alarm recording can only be done while the cabinet is turned on.
When the cause of the alarm is no longer present, the cabinet will return to normal operation.
ACCESS TO ALARM HISTORY
1. Press the DOWN button for 2 seconds to show the first code
2. Press and release the UP button or select LS by pressing the DOWN button
3. Press and release the SET button: one of the codes above will be shown
To select an alarm, press the UP button till AH is shown.
To show alarm information, press and release the SET key (the flashing HACCP LED will stop).
DISPLAY TEXTS AND THEIR MEANING
8.0
Critical values 8.0 °C/°F
Dur
The display shows the alarm time
h01
1-hour alarm (cont.)
n15
1 hour and 15-minute alarm
AH
Selected alarm
To exit the historical display, press and release the ON/STANDBY button repeatedly.

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EN 11
Snowflake GII
To exit the process, repeatedly press the UP or DOWN buttons until the display shows the cabinet
temperature or wait 60 seconds without pressing any buttons.
Alternative Exit method: press and release the ON/STANDBY button. If there are no alarms recorded,
the LS code will not be displayed.
ERROR CODES
Code
Description
Pr1
Cabinet probe error
Pr2
Evaporator probe error
The correction of these errors can only be undertaken by qualified technical personnel.
OPERATION STATUSES
Available operation statuses are listed below:
Status
Description
ON
The cabinet is powered up and operating
STANDBY
The cabinet is powered up but switched off
OFF
The cabinet has no power, the plug is not in the socket,
or the main isolator is turned off
IMPORTANT
Do not carry out any maintenance or repair while the cabinet is in on or standby mode. Only when
the power supply is completely isolated from the cabinet can any works be done.

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EN 12
Snowflake GII
III. MAINTENANCE INSTRUCTIONS
This section is particularly intended for the owner/user of the product. It provides important
information on the correct usage and for the maximisation of the product’s life span.
Few simple steps during usage and adjustment can reduce the need for expensive repairs by service
technicians. These steps do not require special technical knowledge.
IMPORTANT
Before you begin cleaning and maintenance on the product, make absolutely sure the power supply
has been turned off and cannot be reconnected accidentally by anyone else.
ATTENTION
Do not wash the product with high pressure water. Avoid any possibility spraying into the electrical
components.
CLEANING
• It is recommended that periodically the inside of the cabinet is cleaned with disinfecting
detergents. Internal cleaning of the cabinet should be carried out by using warm and slightly
soapy water.
• Only pH neutral or slightly alkaline detergents may be used to clean the interior and the
exterior of the cabinet.
• Damage caused by cleaning products containing chemicals that could damage stainless steel
is not covered by the warranty.
• Never use metal implements, metal scouring pads nor scouring creams or powders.
• Dirt can be cleaned with a damp cloth.
• Keep the ventilation grilles of the cabinet clean and clear at all times.
• Shelves are removable for easy cleaning access.
• Ensure that the shelf runners and shelves themselves are cleaned thoroughly.
IMPORTANT
The product is made out of stainless steel. When used in normal conditions stainless steel does not
corrode, however corrosion of stainless will occur if corrosive detergents are used.
ROUTINE MAINTENANCE
CONDENSER
It is very important that the condenser is capable of maximum heat transfer. Therefore, the surface
of the condenser must always be clean and clear. Due to the effect of the fan, dust will accumulate
on and inside the condenser fins. A vacuum cleaner with a brush attachment can be used to clean
the condenser.
Pay particular attention to avoid causing any damage to the condenser fins or the fan blades.
If there is a filter, remove the filter to clean it and then replace it. Replace the filter if it is damaged or
too dirty to clean properly.

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EN 13
Snowflake GII
ATTENTION
When pushing back the condensing unit after cleaning please ensure that the drip water hose is
pointing into the drip water tray.
DOOR/DRAWER GASKETS
A gasket in good condition will prevent humidity and warm air ingress into the cabinet, therefore it is
vital for the good economical running of the cabinet.
POWER CABLE
If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly
qualified persons in order to avoid a hazard.
PREPARATION FOR LONG-TERM PERIODS WITHOUT USE
• Turn off the power at the main isolator or remove the cabinet plug from the socket.
• Remove all food items from the cabinet.
• Clean the cabinet (refer to cleaning section).
• Remove accumulated dust and dirt from the compressor.
• To prevent any unpleasant odours, do not fully close the door.
ATTENTION
When disconnecting the product please be aware that thawing water might drip from the cabinet on
to the floor. This can cause damage to the floor and cause slippery conditions.

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EN 14
Snowflake GII
IV. TECHNICAL INFORMATION
DIMENSIONS OF THE PRODUCTS
SUR-65BG & SUF-65BG

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EN 15
Snowflake GII
SUR-135BG & SUF-135BG

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EN 16
Snowflake GII
SCR-130CGRC-LR

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EN 17
Snowflake GII
SCR-180CGRC-LRR

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EN 18
Snowflake GII
SCR-225CGRC-LLRR

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EN 19
Snowflake GII
TECHNICAL ELEMENTS – COOLING
Standard Cooling System
1 Compressor
2 Drain pan (2 pcs. for double door freezers)
3 Condenser
4 Dryer
5 Capillary tube
6 Evaporator

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EN 20
Snowflake GII
TECHNICAL ELEMENTS –ELECTRICITY