UNIS BIG HORN User manual

Refrigerated top table counter
BIG HORN
Operating manual

OPERATING MANUAL FOR BIGHORN
ver.: uniscool v1.4.1
Dear Customer,
Thank you for purchasing the product of the company UNIS COOL s.r.o., which is long-time successful manufacturer and
supplier of a specialized range of professional refrigeration and catering equipment. We believe that with the help of this
facility you will attract a lot of attention to the exhibited goods and your customers will be happy to return.
 Symbols used in this manual
SYMBOL
MEANING
These symbols are the "WARNING" and "CAUTION" and point to the fact that the activity can cause
damage and / or serious injury to the user.
This symbol indicates an important instruction, property, process or matter, which is necessary during the
servicing and maintenance of equipment comply or be aware of.
Symbol points to useful information related to the device or accessories.
Symbol is a reference to another section of this manual.
 For whom is the guidance intended
This manual is intended for all persons who come into contact with the device during the installation, operation and
maintenance. Each of these persons must be thoroughly familiar with its content before beginning any activity with the
device.
 Necessary notice
Carefully follow the instructions therein, to make the use of equipment, but also ensure its optimum use and long life.
Do not turn-on the unit until you are thoroughly familiar with all instructions, restrictions and
recommendations that are included in this manual, especially the chapter "Safety in use".
The illustrations used in this manual may not always agree with reality; their purpose is to describe the main principles of
the device.
 If you are unsure
In practice there are often unpredictable situations that can not be included in this instruction and described. Therefore,
whenever you are not sure, contact your supplier.
When contacting the supplier or trained technician, please prepare the basic data about the device.
You can read the nameplate, located in the upper right corner of the enclosure cooling units, see the last page.

OPERATING MANUAL FOR BIGHORN
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1DELIVERY
1.1Packaging and Content Delivery
During transport the rear sliding doors, shelf brackets and shelves are removed. Everything is packed and placed on
exhibition board.
Inside the exhibition space you will find individually wrapped dismantled smaller portion of the case.
1.2Transport to the installation site
It is recommended to transport showcase in the original packaging to the place of its installation.
During transport of the showcase and subsequently during its establishment in the site is prohibited exert a force (push) to all
glass showcases.
When receiving the unit from forwarder visually check that the display case was not damaged during transport. Unpack
also all individually packaged parts and check them. In case of any damage, contact the supplier immediately and do not
install the machine. Fill the report with the driver.
1.3Storage
If you do not unpack the showcase after delivery immediately, it must be stored under the following conditions:
1. Showcase should be kept in their original packaging in a dry and dark place.
2. Do not turn upside down nor to side the showcase. Do not place any objects on it.
3. Keep the showcase away from direct sunlight, frost and moisture. The optimum storage temperature is between +5
to +30 ° C. Humidity of storage room must not exceed 60%.
1.4Unpacking
1. Use the suitable tool, remove all individually packaged parts and remove all reinforcing elements and packaging
materials.
2. Visually check that the display case was not damaged during transport. Unpack also all individually packaged parts and
check them. In case of any damage, contact the supplier immediately and do not install the machine. Fill the report
with driver.
3. Remove the display case of the pallet. Due to the weight of unit we recommend to use of at least four persons for
removing it.
How to complete a showcase after unpacking can be found in section 3.2.
After unpacking ensure a proper disposal and recycle all packaging materials. Dispose according to the relevant law valid in
showcase user's country. If you are unsure, entrust the disposal to a specialized company.

OPERATING MANUAL FOR BIGHORN
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2INTRODUCTION
2.1Using of the showcase
BIGHORN top table counter is designed to display and maintain the temperature of cold pre-packed snacks. Showcase
allows easy installation on the table therefore it is ideal for fast foods, pastry shops, bakeries, shops, restaurants, pumps
and so on. The operation of the showcase is controlled by electronic controller. The counter BIGHORN may be performed
in the serve over or self-service design.
Any use of equipment, employing in excess of this region, including modifications to security or functional
elements without the permission of the manufacturer, is deemed inappropriate purpose. For any damage
resulting from such an activities, the equipment manufacturer is not liable, the risk is covered by the user solely.
Before first run please read the chapter
s 3.3 and
3.4
carefuly
,
follow the steps noted there to prevent any
damage.
2.2Improper use
- Showcase is not intended to chill the merchandise on display.
- Showcase is not intended for permanent storage of refrigerated goods.
2.3The main parts of the case
The most important part of the exhibition space, which is equipped with grid shelves for arranging snacks, is lit on the top
by the friendly fluorescent lighting. The access to the exhibition space is possible through the back sliding doors for the
shops assistant by self-service and serve-over versions. By Self-service versions the access to displayed goods is made
possible thought the front glass (either flip-flop doors or sliding doors).
The case is equipped with a static cooling system operated by electronic controller which ensure automatic defrost and
evaporation of condensate water.
The position of the compressor unit might be left or right, depending on your order / seen from back service side. On the
above picture is the left version.
Pos. Name
1 Front glass (serve over)
2 Air exhaust outlets
3 Side grids for sucking the air
4 Back sliding doors
5 Exhibited area /shelves+bottom board)
6 Control panel+switches
7 Air exhaust outlets
1
2
3
5
4
7
6

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2.4Dimensions
BIGHORN WITH BUILD IN aggregate

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3BEFORE FIRST TURN-ON
3.1Place of operation
1) The showcase will work correctly:
- At the workplace with temperature from +16°C to +25 °C
- With ambient humidity max. to 60% RH
2) Do not operate the showcase:
- near the cooling nor heating sources
- in the place where sunlight can affect operation of the unit
- in the place with draught (from air-conditioner or near the entry)
- near other objects which could prevent proper ventilation
3.2Assembling
1) Showcase should be placed on aligned table
2) Insert shelf consoles.
3) Insert grids to shelves.
4) If the model is provided with sliding back doors, insert them. By self-service version woth sliding doors install the front
doors as well.
3.3Connection to the electric power
The case is designed for single-phase voltage 230V / 50 Hz. The power supply socket must be separately grounded and
protected by a fuse of 10A. Other devices must not be attached to this separately fused circuit. It is necessary that the
electrical connections of this showcase is protected and it complies with applicable regulations.
3.4Before first turn-on
1) Visualy check if all packing materials and protective foil were removed.
2) Clean the exhibition space and shelves with a slightly damp cloth and a suitable detergent.
3) Dry the surface of washed surfaces with a dry cloth.
4) Properly chill the interior of the cabinet, see chapter 5.2 Turn on.

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4 SAFETY IN USE
For personal safety when operating equipment is mainly responsible the operator. Manufacturer of the showcase is not
responsible for personal injury or property damage and environmental damage caused while the unit is not used and
serviced in accordance with the instructions for operation and maintenance and the applicable safety regulations.
4.1In general
! Showcase may be used by the trained personnel only. Never allow anyone, who is not authorized to use the display
case and is not familiar with its functions, to manipulate it, carried its maintenance or other activities contrary to its
intended use. Such improper operation may result in injury or damage the device.
! Showcase may be used only for their intended purpose and in accordance with the instructions. Any other use is in
contrary with its purpose and it is considered as dangerous.
! For safety reasons, do not remove the cover or attempt to get into the case. There are no parts which you, as the
user, can manipulate. Repair of any faults and maintenance, beyond that described in this manual, must be carried out
by qualified service technicians.
! Do not block the ventilation holes of the equipment.
! Before use, check the exhibition space. Remove the remnants of food, unremoved cleaners, protective foil or other
objects and clean the exhibition space thoroughly.
! Do not place the device on or near ignitable sources.
! Check the correct positioning and securing of shelves. Incorrect placement of shelves may lead to fall and cause injury.
4.2While using the showcase
! If the device is damaged in any way, turn it off immediately, unplug it from the power supply and contact your supplier.
! Operate the control panel buttons by using fingers exclusively. Using sharp, pointed or other objects to control the
device will affect the warranty of equipment.
! Ensure that the load of shelves and exhibition space does not exceed the maximum permissible load (Chapter 5.4).
! When opening showcase do not press on the glass surface and do not use excessive force. Glass can break and cause
injury.
Always be aware of touching heated internal parts of the showcase without proper tools, ie hands protection.
4.3After working with a showcase
! For cleaning, use only non-aggressive cleaning agents.
! For cleaning, do not use sharp objects.
! Never use water stream, there is a risk of electrical short circuits. Clean only with the damp cloth.
! During periods of disuse device, turn off the power supply.
4.4Electrical safety
! If there is any damage to the electrical parts of the equipment, it is necessary to ensure the immediate repair. The
damaged equipment must not be operated.
! Do not damage, alter or bend the power cord excessively. Do not tighten it and avoid its twisting. Placing heavy objects
on the power cord and other compression may result in electric shock or fire.
! Use a single dedicated AC socket only. Do not use extension cords or multiple sockets, can cause overheating and
electric shock or fire.
! The device is intended for indoor use only. It must not be exposed to rain, there is a risk of electric shock.
! If the installation of showcase in a moist environment is unavoidable, install a circuit breaker with effective protection
against current leakage. If the circuit breaker is not installed, there is a risk of electric shock.

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5OPERATION
5.1Control panel
Description of control unit‘s buttons/indicators
Symbols explanation of electronic control unit indicators:
1 - Electronic control unit EVCO 3224
2 - Light switch
3 - Power switch

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5.2 Turn on
1) Connect the power supply to the display case.
2) Turn the power switch (3). The display will show the current temperature and cooling to this temperature will showcase
cool.
3) Turn on the light switch (2).
Let the empty showcase run for at least one hour, or until the desired temperature is reached.
After switching the display case starts cooling. The cold air from evaporator fall down to shelves and display bottom board.
There are front and back cold air exhausts. The warm air is sucked by side grid outlets. It is neccesary not to block the air
access side grids as well as exhaust air outlets.
The collection, drainage and evaporation of condensate from the evaporator is done automatically. The case is equipped
with automatic defrosting, set by the manufacturer (every 6 hours for 30 minutes). The condensed water is automatically
drained from the evaporator into an evaporating dish and subsequently evaporated into space.
5.3 Setting
 Check the set temperature of the cooling space:
Press button . The set value is displayed for about 15 seconds.
To change the set temperature push and than:
 Increasing the temperature:
Press the button to get required value. Press and realease the button . to save it.
 Decreasing the temperature:
Press the button to get required value. Press and realease the button . to save it.
 Manual defrosting:
Press and hold the button for 4 seconds. Symbol of defrosting will light (10) and defrosting is activated.
The defrost starts when the evaporator has not sufficient minimum temperature.
During defrost the measured temperature is blocked, ie. remains the same. After the defrost termination temperature
measurement goes back to normal.

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5.4Placing of goods in the display case
The showcase is not designed for cooling the goods, but to maintain the temperature of pre-cooled food during its
presentation in the display case. Food, whose temperature is extremely higher than the temperature inside the display
case, may not be placed in the unit.
Place the goods on the shelves and exhibited display, so that:
- between pieces on shelves is a gap of at least 1 cm
- goods do not exceed the edges of shelves
- total weight of the goods on one shelf does not exceed
the carrying capacity per shelf (10 kg)
Improper storage of goods slows the circulation of air inside
the display case and raises its temperature.
When loading and unloading goods, open and close the door as quickly as possible to shorten the length of time that the
door is open, to prevent leakage of cold air (ie heating the interior of unit).
5.5Turn off
1) Turn off the light (2).
2) Turn off the main switch (3).
3) Disconnect the showcase from power supply.
4) Remove all the goods and clean the showcase, see 6.1 Daily maintenance.
5) To prevent mold and unwanted odors, leave the door open to dry up the exhibition space completely.
Always be aware of touching heated internal parts of the showcase without proper tools, ie hands protection.

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6MAINTENANCE
Showcase does not require any special maintenance. However, it must be kept clean and remove the residues of exhibited
goods and other contaminants.
Instructions for maintenance are obligatory to follow, otherwise void the warranty. Just regular maintenance windows and
following all instructions is to ensure its long life and trouble-free function.
Before starting any maintenance or service work the showcase must be disconnected from the electricity supply by pulling
the power plug from the socket, otherwise there is a danger of electric voltage!
Before starting any maintenance or service work the responsible person must be thoroughly familiar with all instructions,
prohibitions and recommendations contained in chapter 4.
Damage caused by improper cleaning and maintenance is not covered by warranty.
Elements that were set by the manufacturer or authorized service agent must not be adjusted by the user.
Plan of maintenance:
6.1Daily maintenance
Daily clearing of exhibition space from the remnants of the exhibited goods includes:
• Disconnecting the device from power supply.
• Sweeping or vacuuming of the crumbs.
• Washing with damp cloth or towel.
When cleaning, do not use aggressive cleaning agents or sharp objects.
The abrasive and corrosive liquids are not allowed!
Never use water stream when cleaning inside and outside parts of unit, there is a risk of electrical short circuits and electric
shock.
• If it is necessary to polish the front glass and rear doors by ordinary detergent, leave the door open to exhibition space
until the showcase dries up completely to prevent mold and unwanted odors.
6.2Monthly maintenance
Dirt can impede the exchange of heat between the condenser and the environment, which causes an increase in electricity
consumption and shortens the life of the compressor. Thus, each month clean the condenser:
Cover grid of condenser
• Unscrew and remove the cover grille.
1

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• Use a soft brush or brush to clean the condenser fins. If extremely dirty condenser (fins are clogged with dust and other
impurities), use a vacuum cleaner, compressed air or compressed nitrogen to blow through the fins.
6.3. Quarterly maintenance
Quarterly clean bottom of pan with a vaporizer:
• Disconnect showcase the power supply.
• Empty showcase and allow to reach room temperature.
• Remove the front grille and rear bottom plate of the exhibition space.
• Make sure the bottom of the tub with a vaporizer are not infested debris (crumbs) - if so, use a vacuum cleaner to
remove them.
• Clean the entire bottom area.
6.4. Regular maintenace
Regularly check the power cable:
• Pull out the cord.
• The cable must be in perfect condition, unbroken and untwisted. If there is any damage it immediately repaired or
replaced by a qualified person.
6.5Troubleshooting
PROBLEM CHECK
The unit doesn´t cool
 Shut off the power failure?
 Is the power cord of electric current?
 Plug of power is plugged to the wall outlet?
 There blown fuse or circuit breaker blown?
 Showcase in defrost mode? (for el. Control unit defrost indicator light)?
Showcase cool a little
 Correct temperature?
 Cooling air circulation is blocked? Or suction opening by the goods?
 Goods placed too close together?
 Door is opened or opening their frequency is too high?
 Condenser is blocked by dust or others?
 The evaporator and refrigerated wrapped in ice?
Showcase produces
excessive noise
 All adjustable feet are in contact with the floor?
 Not adjacent equipment or other related furniture too close to the display case and no
vibration compressor?
 Showcase is in contact with other unwanted objects?
On the outer surface of
the case is
condensation (water)
Condensation on the outer surface of the display cases can occur during hot and humid days
or depending on the installation site. It occurs when there is high humidity of the ambient
air and water from the air coming into contact with cold surfaces. This is normal. In this
case, wipe with a dry cloth showcase.
Showcase works, but
light does not light
 The lights on?
 Damaged LED strip? If so, contact service.

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6.6. Errors
While using showcase to display error messages may appear. Their meaning are as follows:
SYMBOL ERROR CORRECTION RESULT
PR1 Temperature sensor defect. Turn off and turn on the display
case.
If the message reappears, contact
your service provider.
Showcase will be switched on and off
at regular intervals.
PR2 Evaporator sensor defect.
COH Too high condensation
temperature – warning Call the service.
CSd Too high condensation
temperature - alarm Call the service.

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7SPARE PARTS AND WARRANTY
7.1Spare parts
For information about spare parts, please contact your supplier.
7.2Warranty
The warranty does not cover damage or disruptions caused by incorrect operation, disregarding this instruction manual,
using harsh chemical cleaning agents and improper cleaning of the device. The warranty excludes damages resulting from
improper installation, which is not in accordance with the manufacturer's recommendations, factually incorrect repairs as
well as defects which have been caused by foreign intervention or force majeure.
8DISPOSAL
Once the service life of showcase expired, it must be properly disposed of.
During the disposal of the showcase and its parts, the operator is obliged to follow the procedure under
Art.8 REGULATION OF THE EUROPEAN PARLIAMENT AND COUNCIL REGULATION (EU) No. 517/2014.
Components better be disposed of at the site, which is specialized and thus will be possible to recycle the
materials.
The device nor its parts must not be discarded in the municipal waste!
The unit contains electric components, which can cause harm to the environment or health in case of improper disposal.

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9TECHNICAL INFORMATION
9.1Technical data
9.2 Production plate
Pos. Name Pos. Name
1 Producer 4 Serial number
2 Contact 5 Technical data
3 Model 6 Production date
UNIS COOL, s.r.o.
Na Baštici 201
739 01 Staré Město
District Frýdek-Místek
Czech Republic
Tel: [phone]
Fax: [phone]
E-mail: [e-mail]
www.uniscool.cz
Universal Remote
Dimensions (mm) 1302x620x640 705/1005x620x640
Grid shelves 2 2
Light (W) 21 21
Temperature (°C) +2 / +12 +2 / +12
Voltage (V/Hz) 230 / 50 230 / 50
Input (W) 250 250
Cooling performance (W) 280 280
Weight (kg) 85 73
Sample label