Operating Manual
Product:
VIENNA Gelato Display Case
Self contained
Operating and Maintenance instructions
Information in this manual has to be followed. Please read it carefully before you start to
operate your freezing Ice Cream well. You can always ensure having a fully functional
cooling unit.
Warranty claims can only be forwarded if all instructions are strictly
followed!
Contents
Operation and maintenance
1 Introduction .............................................................................................................. 3
1.1. Welcome .............................................................................................................. 3
1.2. Fundamental Safety Notes ............... ................................................................ 3
1.3. Warranty and Liabilities ............................................................................................ 3
1.4. Symbols and Notes ............................ ................................................................ 4
1.5. Validity .............................................................................................................. 4
2 Purpose of use …….................................................................................................. 5
3 Proper use of the unit …………..……..................................................................... 5
4 Improper use of the unit ........................................................................................ 5
5 Safety notes …………............................................................................................. 5
6 Fundamental operating notes .................................................................................. 6
6.1. Switching on the appliance ....................................................................................... 6
6.2. Setting the temperature .......................................................................................... 6
6.3. Manual defrosting .................................................................................................... 6
6.4. Lighting .............................................................................................................. 6
7 Operating description ……….. ................................................................................ 7
7.1. Load Display case …………....................................................................................... 7
7.2. Loading Restrictions .………....................................................................................... 7
7.3. Function of the unit .………....................................................................................... 7
8 Cleaning and care ............................................................................................. 8
8.1. General Recommendations ...................................................................................... 8
8.2. Detergents ……….................................................................................................... 8
8.3. Special cleaning hints ……………………................................................................ 9
9 Trouble shooting .......................... ................................................................ 10
10 Dangers .................................................................................................................... 11
11 Maintenance ……...................................................................................................... 11
12 Wiring diagram …………………………………………………………………… 12
13 Schematic diagram …………………………………………………………………… 13
14 Declaration of Conformity ………………………………………………………….. 14
Valid from: 05/2006 Technical changes reserved Page 2
OPERATING AND MAINTENANCE
1. Introduction
1.1. Welcome
With the purchase of this new freezer Ice Cream equipment you have decided on a product that
combines the highest technical demands with practical service comfort. We recommend that you read
these operating and maintenance instructions carefully in order to become familiar with the product
quickly.
With the proper treatment you will enjoy this appliance for a long time. Please keep these operating
and maintenance instructions to consult in case any maintenance and repairs are needed.
We wish you successful business and much pleasure with this appliance.
1.2. Fundamental Safety Notes
• Those covers bearing a warning may only be opened by specialists!
• The bottom and back panels are not to be cleaned by water jet.
• Protective covers and devices may not be removed due to risk of injury!
• The control system may only be opened by an expert.
• Air currents near the refrigerating unit resulting from improperly installed ventilation or draughts
are to be avoided, in order to ensure the efficient functioning of the refrigerating unit.
• The surrounding temperature may not exceed 77°F; the relative humidity may not exceed
55% over a long period of time.
• Due to risk of injury, sharp objects are not to be stored loosely in the refrigerating unit.
• Any glass parts are to be treated with the necessary care in order to avoid injuries resulting from
broken glass.
• Components and operating equipment may only be replaced by original parts.
1.3. Warranty and Liabilities
Fundamentally, our "General terms of sale and delivery“are valid. These are known to the operator
upon the signing of the contract at the latest. Claims of warranty and liability for damage to persons
and property are not possible, if they result from one or several of the following causes:
• Improper use of the unit.
• Improper assembling, starting up, operating and servicing of the unit.
• Operating the unit with defective safety devices or safety devices which have not been installed
properly and are not in working condition.
• Disregard of the references in the operating manual concerning transportation storage,
installation, start-up, operation, maintenance and assembling of the unit.
• Unauthorized mechanical or electrical changes to the unit.
• Insufficient maintenance of wear and tear parts.
• Unauthorized repair.
• Force of nature and act of god.
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The connection and any technical adaptations on the refrigerated well
are only to be carried out by specialists!
This is especially valid for any work on the cooling technology,
electrical installation, water connection and mechanical work.
Any adaptation is to be authorized by the manufacturer!
1.4. Symbols and Notes
This symbol points to important references for the proper use of the unit.
Not paying attention to these references can lead to disturbances at the unit or in the
environment!
This symbol means a possible or directly threatening danger to the life and health of
persons and/or a possibly dangerous situation.
Ignoring these references may result in dire consequences for your health and/or can
lead to property damages!
This symbol points to operation tips and especially useful information.
1.5. Validity
These operating instructions are valid for the models:
Helps you to use all functions on your unit optimally.
Freestanding
Gelato Display Cases
VIENNA Gelato VIG-3
31 1/2“ x 28 3/8“ x 47 1/4“
VIENNA Gelato VIG-4
47 1/4“ x 28 3/8“ x 47 1/4“
VIENNA Gelato VIG-6
57 7/8“ x 28 3/8“ x 47 1/4“
- self contained -
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2. Purpose of use
The Gelato Display Cases have been specially developed as drop-in units for mounting in food and
dispensing counters. They are suitable for the refrigeration and presentation of Ice Cream and Gelato
at temperatures ranging from +10°F to -1°F.
These units are not suitable for chilling foods. Any Ice products to be presented have to be
chilled to the temperature required before being placed in the unit.
Before the Ice Cream Display Cases are filled, please wait until the desired temperature has been
reached.
Do not fill with hot foods and do not overfill!
3. Proper use the unit
The drop-in Freezing Ice Cream Display Cases conform to current state-of-the-art technology, are
constructed in accordance with the recognized safety regulations and are reliable.
However, health and/or life threatening circumstances could arise for the user or a third party or
damage could be done to the appliance or other property or equipment should the unit be operated by
non-trained personnel in a manner that is improper or non-conform.
The appliance may only be operated in a technically acceptable condition and in accordance with all
regulations, safety regulations and conscious of risks with regard to the operating instructions! Any
other uses beyond those intended are to be considered as not being in compliance with the
regulations. The manufacturer/supplier is not liable for any damages resulting from such actions. The
user bears the entire risk.
Use in accordance with the regulations includes observance of the mounting and operating
instructions and keeping with the inspection and maintenance regulations.
After cleaning the appliance is to be checked for any loose connections, shears and damages. Any
defects found should be repaired.
The appliance is not to be used for non-operating purposes.
Any changes to the appliance are to be made solely by the manufacturer!
When replenishing the refrigerant only use the refrigerant indicated on the label. Refilling is only to be
carried out by authorized service personnel.
4. Improper use of the unit
The Refrigerated Display Cases are not suitable for chilling foods. No foodstuffs having a higher
temperature than indicated are to be filled into the display. Safe operation at temperatures of less
than +10°F is not possible.
The ventilation slots in the front and back panels of the display area may not be covered as doing so
will result in cutting off air circulation and preventing the cooling function.
5. Safety notes
All safety regulations were followed during manufacturing, particularly the VDE regulations
(Association for Electrical, Electronic & Information Technologies) and international CEE regulations.
The appliance was subject to a comprehensive final check at the plant.
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6. Fundamental operating notes
6.1. Switching on the appliance
The GELATO Display Case is switched on and off by the
mains switch; the control unit can be switched to standby
mode by pressing the STANDBY button (5).
Above the buttons there is a digital display of the cooling
regulator. This field shows the medium temperature and
any errors.
Before filling the display cases with Ice Cream,
please wait until the desired temperature has been
reached.
Key 1 UP - button
Key 2 DOWN - button
Defrosting can be started any time by pressing the UP-key
for 3 seconds
The DOWN key, among other functions, can acknowledge
an alarm
1
2
5
3
4
Key 3 LIGHTING
Key 4 SET - button
Key 5 STANBY - button
6.2. Setting the temperature
The interior temperature is regulated by an electric temperature regulator. This is located underneath
the refrigerated well on operation side and is easily accessible.
On the service side the refrigerated display case is set at a temperature of +6°F. Your desired
temperature can be set by holding down the SET button (4) and simultaneously pressing UP - button
(1) for higher temperatures or DOWN - button (2) for lower temperatures.
Switch for lighting
While SET key is pressed, the setpoint is indicated
With this key the controller is switched to standby mode.
Pressing the key a second time, restarts the unit
The desired value can only be set from +10°F to -1°F
After resetting the temperature some time needs to pass before the desired temperature has been
achieved. Please check the interior temperature a few hours afterwards with an exact thermometer
and reset the thermostat if needed.
Depending on the surrounding temperature and humidity, the interior temperature is not to be set too
low as this could lead to icing on exposed areas of the cooling element. This will interfere with the
cooling performance and with the continuous defrosting which has been set by your specialized dealer
for a certain interval.
6.3. Manual defrosting
Defrosting can be started any time by pressing the UP - button for 3 seconds. During the process of
defrosting the respective LED is illuminated. The LED flashes if defrosting is requested, but may not
be started yet due to interlock conditions.
6.4. Lighting
Lighting of the Display case is connected to the control unit and is then switched on and off by
pressing button (3).
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in order to prevent any operating errors.
7. Operating description
7.1. Load Display Case
Load the display case with pre-chilled product from the service side. Place the Ice pans between the
adapter bars. A constant air haze is blown above the Ice pans.
The Gelato Display Case is designed to maintain the temperature of pre-chilled Gelato / Ice.
This freezing unit is not a refrigerator, and consequently, if warm product is introduced, there
could be a considerable delay before the operating temperature falls to the normal operating
level.
7.2. Loading Restrictions
• It is important to leave adequate free space for the refrigerated air to circulate above the Ice pans.
• The air louvers at the front and rear of the display case must not covered at all.
• There are different Ice pans available, figure below shows some possibilities.
The Gelato unit is open on service side, which offers you
easy access to the Ice cream and keeps even temperature
inside the freezing Display Case.
Customer side is closed with a curved glass, which can be
tilted easily for cleaning. Lighting fixture on the top for an
appetizing appearance.
A fan below the evaporator forces a constant air haze inside
the freezing well.
The hot air from the condenser unit is redirected to the
front glass, this prevent condensation on the glass.
It is important to keep all cabinet doors closed. If the doors are not fully
closed, an even temperature will not be maintained within the display case.
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8. Cleaning and care
Following is some advice on maintenance, care, trouble shooting and service for your freezing Ice
Cream display cases. The interior and the outside of the unit have to be cleaned every day in
accordance with hygiene regulations. Only then can you guarantee optimal presentation of the goods.
CAUTION:
Before you start to clean and care switch off the appliance and
disconnect it from the mains! Allow unit to defrost before proceeding.
For cleaning purposes the unit must be turned off. Therefore, the best time for cleaning is at
the end of your working day.
The display case can be switched off during the night or outside of opening hours.
8.1. General Recommendations
• The unit has to be cleaned daily.
• Wear acid-proof gloves while cleaning the parts to prevent skin irritations.
• After cleaning with special cleaners you have to wash all parts with clear water and dry them so
that there is no cleaner residue on these parts.
• It is absolutely necessary to bear some fundamental things in mind to keep this stainless steel unit
working and to maintain its long life:
- always keep the stainless steel surface clean.
- make certain there is always enough fresh air on the surface.
- never let the surface come into contact with rusty material.
8.2. Detergents
Use the following detergents!
• Lukewarm soap water
• Glass-cleaner
• Stainless-steel-cleaner
• Lamps
• Ice pans
Use lukewarm soap water for all surfaces that are in direct contact with the goods.
Removes grease from glass-surfaces. You can lift the glass panels for easy cleaning of the glass
and the surfaces underneath. (Pictures 2-3)
The stainless steel surfaces should be cleaned with a stainless-steel-cleane r only.
The lamps are to be cleaned with soft paper or cloth only.
Easily removable without tools for separate cleaning.
Use brushes with plastic or natural bristles for cleaning.
Avoid the following detergents!
• Do not use acid, bleaching or chlorine cleaners.
• Never use high-pressure, water pressure or steam jet cleaning machines.
• Do not use inflammable detergents.
• Never use sharp-edged or metallic tools like Steel-wool or Scrubbing cleanser for cleaning.
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8.3. Special cleaning hints
Before start cleaning, remove all ice boxes from the Display
• Remove the Ice pans (1) from the display case and have access to the evaporator.
• The evaporator and the interior have to be cleaned with lukewarm soap water. Fan in low voltage,
which allows for danger-free rinsing of the evaporators and the fan with a hand spray. Always dry
the interior after cleaning.
• Never clean the rear or the bottom of the tub with a water hose or a scrubber. Avoid flowing water
near this areas.
• All other surfaces can be cleaned with soft detergents or water.
• If the condenser is contaminated it has to be cleaned with a broom or a vacuum cleaner.
• Do not close or put any objects in front of the air-inlet and air-outlet of the counter because
otherwise the refrigerating power of the Condensing unit will be reduced.
• To clean the front glass, tilt the pane and hold it with one hand (2-3). Don’t let out the front glass
while cleaning – otherwise the glass could break or damage the aluminium hinge due the weight.
Picture 1 Picture 2 Picture 3
CAUTION:
After all cleaning has been completed the freezing equipment has to be
returned to its original state in order to guarantee efficient operation!
In addition to daily cleaning, service and maintenance of the display case is required to be
carried out in regular intervals by qualified specialists.
( see Chapter 11 MAINTENANCE )
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9. Trouble shooting
Before requesting service, please check the following:
If the appliance is not working at all please check whether:
• The power supply is interrupted .................................................. Self-checking
• A fuse has blown ....................................................................... Self-checking
• The plug is firmly in the socket ..................................................... Self-checking
• Power has been switched on ..................................................... Self-checking
• The electronic has been properly set ......................................... Self-checking
The refrigeration equipment is working, but incorrect:
The products are too warm or too cold:
• Is the condenser clean? ............................................................... Self-checking
• Is the surrounding temperature too high? ..................................... Self-checking
• Is there too much food or is it too warm? ...................................... Self-checking
• Has the evaporator not been defrosted? ...................................... Self-checking
• The refrigerated well is subject to strong draughts ..................... Self-checking
• The cooling unit is malfunctioning ................................................ Customer service
• The cooling regulator is set wrong ............................................... Customer service
The evaporators are constantly iced up:
• Defrosting does not begin ........................................................... Customer service
• The ventilators are not running .................................................... Customer service
• The air circulation in the well is blocked ....................................... Clear the ventilation openings
Status display and error notification
Message Cause Error elimination
Temperature
indication flashes
E0
flashes
E1
flashes
EP
flashes
Should the options listed not be the cause of the error, please contact customer service.
IMPORTANT:
Refrigerating chamber temperature
beyond alarm limits (parameter A1
A2)
Refrigerating chamber sensor F1
error, break or short-circuit
Sensor F2 error,
break or short-circuit
Data loss at parameter memory
The manufacturer is not liable for loss of goods, even if the appliance is
still covered by warranty.
It is therefore recommended that the temperature of the
appliance be checked periodically.
Control sensor. Controller operates
according to with parameter c3.
Control sensor. At setting [c3=1] the
controller operates in timed defrosting
modus (defrosting time as set in d3).
Unplug the appliance. Press and hold
down buttons (4) SET and (1) UP and plug
the power plug back into the socket. By
doing so the electronic will re-program
itself.
If Error occurs again please contact
customer service.
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10. Dangers
Electrical energy
Switch the appliance off immediately upon interruptions in the electrical power supply!
Any work carried out on the electrical units or utilities may only be carried out in accordance with
electrical regulations by an electrician specialist or by those being instructed and supervised by an
electrician specialist.
Appliances and unit components which are subject to inspection, maintenance and repair work have
to be completely disconnected and volt-free. First, check as to whether the activated parts have
indeed been disconnected and are volt-free, then ground and short them out. Insulate any adjacent
parts that are also energized!
11. Maintenance
In order to guarantee efficient operation of the freezing Display Case along with optimum presentation
of the goods, the entire technological equipment has to be checked and maintained regularly.
The following should be done:
• complete cleaning of the entire refrigerated display case
• checking the ventilator for functionality
• checking the thermostat setting
• checking the temperature of the unit
• checking and cleaning the drainage lines and drip water evaporation
• cleaning the condensers on the cooling unit
• checking the amount of refrigerant
• making a security check of the unit
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12. Wiring diagram
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13. Schematic diagram
Valid from: 05/2006 Technical changes reserved Page 13
14. Declaration of Conformity
DECLARATION of CONFORMITY
Confirming the EC directives 73/23/EEC and 89/336/EEC
Company
Ausseer Kälte und Edelstahltechnik GmbH
A-8984 Kainisch, Pichl 66
We herewith declare under our sole responsibility that the AKE product:
REFRIGERATED ICE CREAM UNIT
types designated as: EIS-PVE 80-E
EIS-PVE 120-E
EIS-PVE 162-E
which is covered by this declaration, meets all safety provision of the EC directives
73/23/EEC amended by 93/68/EEC (Low-voltage directive) and 89/336/EEC amended by
92/31/ECC (Electromagnetic compatibility EMC directive). These directives represent legal
binding laws of the European Union for electrical equipments.
To meet all safety and sanitation EC directives we fully comply with all applicable
requirements of the following international and national standards:
HD 277 S1
DIN VDE 32733, issue. 01.89
Druckbeh. V/05.89
HD 280 S1
DIN VDE 0530
EN 60335-1
EN 60730-2
EN 50081-1: EN 55022
EN 50082-1: IEC 1000-4-2-LEVEL IV,
IEC 1000-4-3-5 V/m, IEC 1000-4-4-LEVEL IV
DIN IEC 255 part 1-00
DIN VDE 0435 part 201/05.83
DIN IEC 255 part 0-20
DIN VDE 0630/04.86
Andreas Pilz
Managing director
Valid from: 05/2006 Technical changes reserved Page 14
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