MKN OPEHEG2, OPEHEG4, O7EHEG2, O7EHEG4, OIEHEG2 Operating Instructions Manual

...
Read the operating instructions prior to commissioning
Operating instructions
Cooker
Unit Type of en-
ergy
Cooker with large hob Electric Floor-standing unit OPEHEG2...
Translation from the original document • 2023501-20ABDE-A • 18/05/2016
Unit type Model
OPEHEG4... O7EHEG2... O7EHEG4...
OIEHEG4...
2023501-20ABBE-A en-GB

Operating and display elements

b
b
b b acccc
a
On Off
control knob c
b
Output
control knob
Heat zone
identification
2 Operating instructions
2023501-20ABBE-A
Manufacturer
MKN Maschinenfabrik Kurt Neubauer GmbH & Co. KG Halberstädter Strasse 2a 38300 Wolfenbüttel Germany
Phone +49 5331 89-0 Fax +49 5331 89-280 Internet www.mkn.eu
Copyright
All rights to text, graphics and pictures in this documentation are held by MKN Maschinenfabrik Kurt Neubauer GmbH & Co. KG. Distribution or duplication is only permitted with the prior written consent of MKN. Copyright by MKN Maschinenfabrik Kurt Neubauer GmbH & Co. KG.
3Operating instructions
Directory of contents
1Introduction......................................................................... 5
1.1About this manual ............................................................................ 5
1.1.1Explanation of signs ..................................................................................  6
1.2Intended use ..................................................................................... 7
1.3Warranty............................................................................................ 7
2Safety information.............................................................. 8
3Description of the unit ..................................................... 11
3.1Overview of the unit ....................................................................... 11
3.1.1Floor-standing unit...................................................................................  11
3.1.2Suspended unit .......................................................................................  12
3.2Function of the operating and display elements......................... 12
4Operating the unit............................................................. 13
4.1Tips for use ..................................................................................... 13
4.2Switching the unit on and off ........................................................ 13
4.2.1Switching on ............................................................................................  13
4.2.2Switching off ............................................................................................  13
4.3Burning-in the heating zone.......................................................... 14
4.4Basic functions............................................................................... 14
4.4.1Adjusting the output.................................................................................  14
4.5Cooking ........................................................................................... 15
4.6Pausing and end of use ................................................................. 15
5Cleaning and caring for the unit ..................................... 16
5.1Preventing corrosion ..................................................................... 16
5.2Removing rust spots...................................................................... 17
5.3Cleaning the housing..................................................................... 17
5.4Cleaning heat zone......................................................................... 17
6Troubleshooting ............................................................... 18
6.1Cause of failure and the remedy................................................... 18
6.2Nameplate ....................................................................................... 18
7Carrying out maintenance ............................................... 19
8Disposing of the unit in an environmentally responsible
manner ................................................................................. 20
9Manufacturer's declaration.............................................. 21
4 Operating instructions
2023501-20ABBE-A

1 Introduction

1.1 About this manual

Introduction
The operating instructions are part of the unit and contain information:
On safe operation,
On cleaning and care,
On remedies in case of faults.
Be aware of the following notes and adhere to them:
Read the operating instructions completely before operating the unit for the first time.
Make the operating instructions available to the operator at all times at the operating site of the unit.
Insert any supplements from the manufacturer.
Keep the operating instructions throughout the service life of the
unit.
Pass on the operating instructions to any subsequent operator of the unit.
Target group The target group of the instruction manual is the operator, who is
entrusted with the operation, cleaning and care of the unit.
Figures All figures in this manual are intended as examples. Discrepancies
between these and the actual unit can arise.
2023501-20ABBE-A
5Operating instructions
Introduction

1.1.1 Explanation of signs

DANGER Imminent threat of danger
Failure to comply will lead to death or very severe injuries.
WARNING Possible threat of danger
Failure to comply can lead to death or very severe injuries.
CAUTION Dangerous situation
Failure to observe precautions can result in slight to moderately severe injuries.
ATTENTION Physical damage
Failure to comply can cause physical damage.
Notes for better understanding and operation of the unit.
Symbol / sign Meaning
Listing of information.
Action steps, which can be performed in any sequence.
1.
2.
Action steps, which must be performed in the specified sequence.
Result of an action performed.
6 Operating instructions
2023501-20ABBE-A

1.2 Intended use

Introduction
This unit is intended to be used solely for commercial purposes, particularly in commercial kitchens.
This unit may only be used with suitable accessories and for the cooking of food.
It is forbidden to use the unit for purposes, which include the following:
Heating acids, alkaline solutions or other chemicals
Heating of warmer plates, containers and tins
Drying cloths, paper or dishes
Heating rooms
As set-down area or working surface
This unit is not intended for the US and Canadian markets. It is not permitted to be used there.

1.3 Warranty

The warranty is void and safety is no longer assured in the event of:
Improper conversion or technical modifications of the unit,
Improper use,
Incorrect startup, operation or maintenance of the unit,
Problems resulting from failure to observe these instructions.
2023501-20ABBE-A
7Operating instructions
Safety information

2 Safety information

The unit complies with applicable safety standards. Residual risks associated with operation or risks resulting from incorrect operation cannot be ruled out and are mentioned specifically in the safety instructions and warnings.
The operator must be familiar with regional regulations and observe them.
Operation During operation, the following group of individuals must be
supervised by an individual who is responsible for safety:
Individuals with physical, sensory, or mental handicaps, or who
The supervising individual must be familiar with the unit and the risks associated with it.
Hot surfaces Risk of burns from hot surfaces
Protect arms and hands by wearing suitable protective gloves.
lack the knowledge and experience to operate the unit properly.
Do not touch heating elements, hot surfaces or accessories immediately after use.
Allow surfaces to cool prior to cleaning.
Do not place any pot lids or utensils on the cooking surface.
Risk of chemical burns from evaporating cleaners
Follow the instructions of the cleaning agent manufacturer.
Defective unit Risk of injury from a defective unit
Disconnect a defective unit from the electric mains.
Do not operate a defective unit.
Allow only an authorized technician to repair the unit.
Fire prevention Risk of fire from dirt and grease deposits
Clean the unit when finished using it.
Risk of fire from overheating
Observe the unit during operation.
Firefighting
In the event of a fire, disconnect the unit from the electric mains.
Use a Fire Class F fire extinguisher, never water, to extinguish
grease fires. Other fires, for instance, can be extinguished with fire extinguishers suitable for Fire Classes A, B, C, CO2 fire extinguishers or extinguishing media suitable for the fire class confronted.
8 Operating instructions
2023501-20ABBE-A
Unit on casters Risk of injury from a unit on casters
Attach units with a wall side narrower than 600mm to the wall at
the installation site.
Move the unit only for cleaning or maintenance.
Lock casters during operation.
Risk of a line breaking if subjected to high tensile load
Secure the unit with a chain as a strain relief for the power
connection at the installation site so that no tensile load is applied to the power connection if the unit is moved.
Improper cleaning Risk of chemical burns from cleaning agent
Follow the instructions of the cleaning agent manufacturer.
Take appropriate protective measures when handling aggressive
cleaning agents.
Risk of falling on smooth floors
Safety information
Keep the floor in front of the unit clean and dry.
Risk of physical damage from improper cleaning
Clean the unit after using it.
Do not clean the unit with a high-pressure cleaner.
Do not clean the housing with highly abrasive or chemically
aggressive cleaning agents.
Do not clean the housing with highly abrasive sponges.
Follow the instructions of the cleaning agent manufacturer.
Do not cool shock the unit by cooling it abruptly.
Use only a stainless steel scraper or stainless steel spatula for
cleaning.
Hygiene Health risk from insufficient hygiene
Observe applicable regional hygiene regulations.
Follow the cleaning instructions.
2023501-20ABBE-A
9Operating instructions
Safety information
Improper use Risk of physical damage from improper use
Do not operate the unit outdoors.
Use only original accessories.
Train operators regularly.
Do not heat food warmer plates or tins of preserved food.
Observe the unit during operation.
Use only cookware that is dry outside.
Use only appropriate and undamaged cookware.
Remove spices, overcooked food or the like immediately.
Do not use cookware with a rough bottom.
Do not fry directly on the cooking surface.
10 Operating instructions
2023501-20ABBE-A

3 Description of the unit

d
a
b
c

3.1 Overview of the unit

3.1.1 Floor-standing unit

Description of the unit
Image: Cooker with large hob
a Large hob c Nameplate b Control panel d Equipment leg
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11Operating instructions
Description of the unit
a
b
c

3.1.2 Suspended unit

Image: Cooker with large hob
a Large hob c Nameplate b Control panel

3.2 Function of the operating and display elements

Operating/display element Symbol Designation Function
On Off
control knob 0 Off Switch off the unit
1 On Switch on the unit
Output
control knob Off Heating element Off
1 — 10 Output Set the heating element output
12 Operating instructions
2023501-20ABBE-A

4 Operating the unit

4.1 Tips for use

Use suitable cooking utensils.
The shape and size of the cooking utensils can be freely selected.
Operating the unit
CAUTION Risk of burns from hot surfaces
Protect arms and hands by wearing suitable protective gloves.
Suitable cooking utensils are those made of metal, such as for
example steel, stainless steel, copper or cast iron, and they should have a flat bottom.
Unsuitable cooking utensils are those made of plastic, glass or
ceramics.
Avoid overcooking.
Place the lid on when cooking.
Switch off heating zones that are not required.
Use residual heat by switching off early.

4.2 Switching the unit on and off

4.2.1 Switching on

Turn the
The unit is now on.

4.2.2 Switching off

Turn the
The unit is now off.
On Off
On Off
control knob to "1".
control knob to "0".
2023501-20ABBE-A
13Operating instructions
Operating the unit

4.3 Burning-in the heating zone

Smoke can develop when particles are incinerated on the heat zone.
Ventilate the room well.
Heat up the heat zone to full load during the initial commissioning in order to eliminate unpleasant smells.
1. Switch the unit on.
2. Turn the
The heat zone is heated.
Repeat the process in the same way for further heat zones.
3. Heat the heat zone for approx. 10 minutes without cooking utensils.
Maximum heating produces a bluish discoloration of the material.
output
control knob to full load.
4. Turn the
5. Switch off the unit.
6. Clean the heat zones (see "Cleaning the unit").
output
The heat zone cools down.
Repeat the process in the same way for further heat zones.
control knob to the " " setting.

4.4 Basic functions

4.4.1 Adjusting the output

The large cooktop is divided into two or four identical heat zones. Each heat zone can be adjusted individually.
The heat output can be adjusted infinitely from 0—100% with the
output
Control setting Triangle 1 2 3 4 5 6 7 8 9 10
Output (%) 10 20 30 40 50 60 70 80 90 100
The temperature range extends from 0—420°C.
Requirement The unit is switched on
control knob.
1. Select the heat zone.
2. Set the
The heat zone warms up.
14 Operating instructions
output
control knob to the desired output.
2023501-20ABBE-A

4.5 Cooking

Operating the unit
CAUTION Risk of burns from hot surfaces
Protect arms and hands by wearing suitable protective gloves.
CAUTION Risk of scalding from hot steam or hot food being cooked
Scalding from hot escaping steam or hot food being cooked can occur, when cooking utensils are being opened, closed or moved.
Cooking utensils must be carefully opened, closed and moved.
Cooking encompasses a number of cooking modes, such as for example cooking, frying and braising.
Requirement Heat zone cleaned
1. Switch the unit on.
2. Select the heat zone.
3. Place cooking utensil on the heat zone.
4. Set the output.
5. Put the food to be cooked into the cooking utensil.
6. Depending on the desired cooking mode, continue with the cooking of the food.
7. Turn the
8. Remove the cooking utensil from the heat zone.
9. Switch off the unit.

4.6 Pausing and end of use

Switch off the unit during pauses and at end of use.
Distribute a larger cooking utensil evenly over several heat zones.
The heat zone is heated.
The cooking utensil is heated.
output
The heat zone cools down.
The cooking utensil cools down.
control knob to the " " setting.
2023501-20ABBE-A
15Operating instructions
Cleaning and caring for the unit

5 Cleaning and caring for the unit

CAUTION Risk of burns from hot surfaces
Allow surfaces to cool prior to cleaning.
ATTENTION Risk of physical damage from extremely abrupt cooling
Do not cool shock the unit by cooling it abruptly.
ATTENTION Risk of physical damage from improper cleaning
Do not clean the unit with a high-pressure cleaner.
ATTENTION Risk of physical damage through penetration of water
Image: Discharge channel

5.1 Preventing corrosion

Keep the surfaces of the unit clean and with access to air.
Remove lime, grease, starch and protein deposits.
Only expose parts made from non-rusting steel to brief contact
Do not close the discharge channel and fill with water.
If there is a longer pause in use, clean the heat zone and apply commercially available cooking oil thinly.
with highly acidic foods, spices, salts or the like.
Avoid damaging the stainless steel surface with other metal items, for example steel spatulas or steel wire brushes.
Prevent contact with iron and steel, for example steel wool and steel spatulas.
Do not use bleaching or chlorine-containing cleaning agents.
Clean contact surfaces with water.
16 Operating instructions
2023501-20ABBE-A

5.2 Removing rust spots

Remove fresh rust spots with a mild abrasive or fine sandpaper.
Always remove rust spots completely.
Expose treated areas to fresh air for at least 24 hours. During this

5.3 Cleaning the housing

Requirement Unit switched off and cooled down
Cleaning and caring for the unit
time, do not allow any contact with greases, oils or foods so that a new protective layer can form.
ATTENTION Risk of physical damage from improper cleaning
Do not clean the housing with highly abrasive or chemically aggressive cleaning agents.
Do not clean the housing with highly abrasive sponges.

5.4 Cleaning heat zone

Requirement Unit switched off
Clean the housing with warm water and commercially available washing-up liquid.
CAUTION Risk of burns from hot surfaces
Allow surfaces to cool prior to cleaning.
ATTENTION Risk of physical damage from improper cleaning of the surface
Do not use abrasive cleaners or cloths.
Do not use grill cleaners.
Remove stubborn contamination from a warm heat zone (approx. 60°C).
Heat zone cooled down
2023501-20ABBE-A
1. Wipe off light contamination with a damp cloth.
Use a mild cleaning agent.
2. Remove heavy contamination with a stainless steel spatula or stainless steel sponge.
3. Rinse with clear water and then dry.
17Operating instructions
Troubleshooting

6 Troubleshooting

6.1 Cause of failure and the remedy

Failure Possible causes Remedy
The unit does not react Operating element is defective Disconnect the unit from the electric
mains.
Contact Customer service.
The unit does not heat up Unit is defective Disconnect the unit from the electric
mains.
Contact Customer service.
Power supply interrupted Contact the authorized technical person-
nel.
Output
control knob or heating ele-
ment is defective
The unit is switched off Switch the unit on.
Disconnect the unit from the electric mains.
Notify Customer service.
Output
control knob on " " set-
ting
Insufficient heat output Unit is defective Disconnect the unit from the electric
Mains phase missing Contact the authorized technical person-
Set the output.
mains.
Contact Customer service.
nel.

6.2 Nameplate

When contacting Customer service, please always provide the following data from the nameplate:
Serial number (SN)
Type number (TYP)
18 Operating instructions
2023501-20ABBE-A

7 Carrying out maintenance

The unit is maintenance-free, there are no maintenance requirements.
Carrying out maintenance
2023501-20ABBE-A
19Operating instructions
Disposing of the unit in an environmentally responsible manner

8 Disposing of the unit in an environmentally responsible manner

Do not dispose of unit or the unit's components together with non­recyclable waste. If the unit is disposed of together with non­recyclable waste or treated improperly, toxic substances contained in the unit can damage health and pollute the environment.
Dispose of the unit in accordance with local regulations for used appliances. Clarify any open questions with the responsible agencies (for instance, solid waste management).
Unit In addition to valuable materials, used electrical and electronic
equipment also contains harmful substances that were needed for their operation and safety.
Cleaning agents Dispose of leftover cleaning agents and cleaning agent containers in
accordance with the information provided by the cleaning agent's manufacturer. Observe applicable regional regulations.
20 Operating instructions
2023501-20ABBE-A

9 Manufacturer's declaration

EC Declaration of Conformity
1 / 1
2023501--0KOBE-C en-GB
Manufacturer
MKN Maschinenfabrik Kurt Neubauer GmbH & Co. KG • Halberstädter Straße 2a • 38300 Wolfenbüttel, Germany
We hereby declare, that the following product:
Description of the unit
Unit for cooking food in commercial applications
Unit type
Electric cooker with large hob
Unit number
0723501A 0723502A 0723505A 10010352 1423501 1423501A 1423502 1423502A
1423504 1423504A 1423505 1423505A 2023501 2023501A 2023502 2023502A
2023525A 2123504 2123504A 2123505 2123505A 3023501 3023501A 3023502
3023502A
complies with the relevant provisions of the following directives, but does not contain any assurance of properties:
Directive 2011/65/EU (RoHS) dated 01 July 2011
Directive 2014/30/EU dated 26 February 2014 on electromagnetic compatibility
Directive 2014/35/EU dated 26 February 2014 on electrical equipment used within certain voltage limits
Adduced basis for verification
EN ISO 12100:2010
DIN EN 55014-1:2012-05
EN 60335-1:2012
EN55014-2:2015
EN 60335-2-36:2002/A11:2012
The manufacturer bears the sole responsibility for issuing this Declaration of Conformity. This Declaration of Conformity becomes invalid, if changes are made which are not agreed with us.
Wolfenbüttel, 18/05/2016
Person authorised to compile the technical documents: ppa. Peter Helm,Chief Technical Officer (address as
manufacturer)
Translation from the original document • 2023501--0KODE-C
Manufacturer's declaration
2023501-20ABBE-A
21Operating instructions
Manufacturer's declaration
22 Operating instructions
2023501-20ABBE-A
www.mkn.eu
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