Summary of Contents for MKN FlexiCombi Classic FKECOD615
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Read the operating instructions prior to commissioning Installation instructions Combisteamer Unit Type of energy Unit type Model FlexiCombi Classic Countertop unit FKECOD615 FKECOD621 FKECOD115 FKECOD121 Floor-standing unit FKECOD215 FKECOD221 10014471-1AIBE-- en-GB...
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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.
Directory of contents 1 Introduction ................. 5 1.1 About this manual ................ 5 1.1.1 Explanation of signs .................. 6 1.2 Use of the unit ................... 7 1.3 Warranty .................... 7 2 Safety information .............. 8 3 Description of the unit ............. 11 3.1 Overview of the unit ............... 11 3.2 Planning drawing ................ ...
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Directory of contents 6.7 Making the gas connection ............ 45 6.7.1 Description of the gas connection ............ 46 6.7.2 Connecting the gas connection line ............ 46 6.7.3 Checking for leaks ................... 48 6.7.4 Checking the connection pressure ............ 49 6.7.5 Checking the basic gas setting .............. 51 6.7.6 Adjusting the basic gas setting ...
Introduction 1 Introduction 1.1 About this manual The instruction manual is part of the unit and contains information on safe installation of the unit. Observe and adhere to the following instructions: • Read the instruction manual in its entirety prior to installation. •...
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 comply can lead to slight or moderately severe injuries.
Introduction 1.2 Use of the unit This unit is intended to be used solely for commercial purposes, particularly in commercial kitchens. The use of the unit is prohibited in the following countries: • • Canada 1.3 Warranty The warranty is void and safety is no longer assured in the event of: •...
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 installer must be familiar with regional regulations and observe them.
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Safety information Organisational measures Risk of property damage and personal injury from lack of organizational measures • Identify hazard areas when transporting, setting up and connecting the unit. • Prior to starting the installation work, notify any operators present about the procedure. •...
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Safety information • Prior to working on the gas system, switch off the unit, close the gas supply from the gas system and secure it against being reopened. When bleeding air or degassing, ensure that the air and gas are discharged to the outside in a technically correct manner and without creating a risk.
Description of the unit 3 Description of the unit 3.1 Overview of the unit Image: Unit with tray rack trolley a Tray rack k Nameplate b Insulated window l Base frame (optional) c Door handle m Equipment leg d Cooking zone door n Control unit e Tray rack trolley (optional) o Housing...
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Description of the unit Image: Unit with tray trolley a Tray rack k Nameplate b Insulated window l Equipment leg c Door handle m Control unit d Cooking zone door n Housing e Guide rail (right) o Air inlet f Tray trolley p Waste gas connection g Push handle q Steam outlet...
Description of the unit 3.3 Equipment and connection data Model: FKGCOD Size Dimensions Unit 1020 x 799 x 790 1020 x 799 x 1060 1075 x 813 x 1960 Length x Width x Height (mm) Weight (kg) unit Emissions Noise level (db(A)) <...
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Description of the unit Model: FKGCOD Size Type of water Tap water, cold Carbonate hardness < 4 (22) CaCO (mmol/l (°dH)) Connection pressure (kPa (bar)) 200 (2) 600 (6)— Connection (") R 3/4 Water consumption for steaming Soft water (l/h) Water consumption for Combisteaming Soft water (l/h) 10,6...
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Description of the unit Model: FKGCOD Size Combustion air (m³/h) ** Supply air routing and exhaust gas routing Required delivery pressure 0 — 5 (Pa) 13BS Exhaust gas temperature (°C) 13BS Exhaust gas mass flow rate (kg/h) 13BS * Information is country-specific and applies to Germany; for further information, see "Checking the connection pressure" ** Information applies at 15 °C and 1013,25 hPa (mbar) Transformer voltage Type of connection...
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Description of the unit Basic control setting Basic setting Parameter Standard Adjustment Explanation value range Unit of temperature 0 = °C Celsius (°C) 1 = °F Fahrenheit (°F) Altitude 0 — 999 m Request the altitude above sea level from the local weather station. If the altitude is 1000 m — 1999 unknown, set 0 –...
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Description of the unit Basic setting Parameter Standard Adjustment Explanation value range Steam elimination 0 = Low Sets the steam elimination level 1 = Normal 2 = High Gas connection pressure Gas type Connection pressure (hPa (mbar)) Connection pressure range (hPa (mbar)) Germany: Natural gas 2H, 2E, 2L...
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Description of the unit Exhaust gas values Output Model: (Vol %) * (hPa (mbar)) ** CO (ppm) *** offset type FKGCOD Range Optimum Range Optimum Range Optimu Natural High All models 8.6 — 9.6 0 — < 100 1000 615, 621 0.5 —...
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Description of the unit Model: FKGCOD Natural gas E/ Natural gas LL/ Natural gas L Natural gas K Natural gas * Upper Wobbe index, information applies at 0 °C and 1013,25 hPa (mbar) ** For manually setting the rated heat input (see "Adjusting the basic gas setting"). *** In undiluted exhaust gas Gas orifice size for liquefied gas Model: FKGCOD...
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Description of the unit Burner status messages Display Meaning G0 = Gas supply closed (gas solenoid valve closed) G0F0 F0 = No flame (burner off) G1 = Gas supply open (gas solenoid valve open) G1F0 F0 = No flame (burner off) G1 = Gas supply open (gas solenoid valve open) G1F1 F1 = Flame present (burner on)
Transporting the unit 4 Transporting the unit CAUTION Risk of property damage and personnel injury from tipping equipment • Do not linger next to or behind raised equipment. • Move raised equipment carefully. ATTENTION Risk of physical damage from improper transport •...
Transporting the unit 4.2 Unpacking the unit CAUTION Risk of injury from sharp edges • Wear protective gloves. When unpacking the unit, inspect it for transport damage. Do not install damaged units or put into service. 1. Remove the packaging. 2.
Setting up the unit 5 Setting up the unit WARNING Risk of burns from spraying hot fat • Set up deep fat fryers outside the range of the hand shower. CAUTION Risk of crushing from improper setup • Protect the unit and work area during setup and alignment. CAUTION Risk of fire from failure to observe applicable regional fire prevention regulations...
Setting up the unit • For service work, 500 mm on the left is recommended. • For parking the tray trolley, 800 mm on the left. • Clearance from heat sources (baking oven), 500 mm on the left. • Clearance to deep-fat fryers, at least one length of the hand shower on the left and right.
Setting up the unit 5.3 Setting up the unit on the equipment legs Requirement The floor must carry the weight of the unit 1. Lift the unit with the pallet truck. 2. Move the unit to the installation site. 3. Place the unit on the floor. 4.
Setting up the unit Image: Attach a warning sign about the shelf height 3. Clean the adhesive surface for the sticker. 4. Attach the sticker to the cooking zone door at a height of 1,6 m. 5.4.1 Installing the support rack Depending on the version, the base frame can be equipped with a support rack.
Setting up the unit 5.5 Aligning the unit 5.5.1 Aligning countertop units Requirement Base frame levelled Level the unit by screwing the equipment legs in or out. Fill out the Commissioning report. 5.5.2 Aligning floor-standing units ATTENTION Risk of water discharge from leaking cooking zone The cooking zone will leak if the tray trolley is not aligned.
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Setting up the unit Image: Aligning the tray trolley with the insertion system a Tray trolley d Equipment leg b Distance e Support roller c Guide rail f Push handle 1. Level the unit by screwing the equipment legs in or out. 2.
Connecting the unit 6 Connecting the unit DANGER Risk of personal injury and physical damage from electric shock • Prior to working on the unit, ensure that the unit has been disconnected from the mains. • Do not operate the unit with the housing open. CAUTION Risk of injury from sharp edges •...
Connecting the unit Attaching the side wall ATTENTION Risk of physical damage from leaky housing • Check seals when attaching the housing parts. • Replace damaged gaskets. 1. Insert the top edge of the side wall. 2. Carefully push the bottom of the side wall inwards. 3.
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Connecting the unit – Type B unit: Direct routing of exhaust gas via ventilation system or chimney or indirect routing of exhaust gas via ventilation systems such as ventilated ceiling or ventilation hood. 13BS Image: Indirect exhaust gas routing a Ventilation hood d Flow control b Steam outlet connection fitting e Exhaust gas duct...
Connecting the unit 6.3 Making the power connection The unit must be connected on the basis of the information on the nameplate and this manual. ATTENTION Risk of physical damage from incorrect connection voltage • Before making the connection, measure the connection voltage and check the set voltage on the transformers in the unit.
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Connecting the unit Plug-in connection CAUTION Risk of property damage and personal injury from improper installation • The plug-in connection must be readily accessible. If the unit is connected with a plug to the power-supply mains, use plugs and sockets according to IEC60309. The socket must be readily accessible so that the unit can be disconnected from the electric mains at any time.
Connecting the unit 6.3.1 Matching the unit to the connection voltage DANGER Risk of personal injury and physical damage from electric shock • Prior to working on the unit, ensure that the unit has been disconnected from the mains. • Do not operate the unit with the housing open.
Connecting the unit 230 V 220 V 200 V 120 V N -20 V N 20 V Image: A Transformer position T2, T3; B Connection for transformer glow electrode Requirement Unit not live Left side wall removed 1. Measure the connection voltage with a suitable measuring device. The voltage range must match that on the nameplate.
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Connecting the unit DANGER Risk of personal injury and physical damage from electric shock • Before connecting, ensure that the power connection cable has been disconnected from the power supply. • Ensure that the power connection cable is undamaged. Image: Connecting the electric power cable a Connection terminals c Electric power cable b Cable tie...
Connecting the unit 6.3.3 Connecting to the potential equalisation circuit Image: Connecting the potential equalisation circuit 1. Run and attach potential equalisation line to the identified terminal. 2. Fill out the commissioning report. Installation instructions...
Connecting the unit 6.4 Making the basic control settings MAXI a On Off "I O" button j "START STOP" button b Selection range k Ready2Cook button c Select knob l Fan speed button d HandClean symbol m "STEP" button e WaveClean symbol n Indicator light f Right display o Left knob...
Connecting the unit 6.4.1 Calling up the Setting menu By entering the password "2100", the basic settings for the installation can be displayed and changed. Requirement The unit is on 1. Turn the Select knob to the Settings symbol. The indicator light illuminates. The left display shows "PASS".
Connecting the unit 6.5 Making the water connection Installation work involving drinking water must be performed by an authorised plumbing contractor. Observe applicable regional regulations with regard to drinking water installations and connection data (see "Equipment and connection data"). The unit has a connection for permanent attachment the drinking water system.
Connecting the unit Requirement Water pressure complies with the specified range (see "Equipment and connection data") Backflow preventer installed The connection lines are pressure-tight and suitable for tap water 1. Connect the connection lines to the tap water valves using seals. 2.
Connecting the unit 6. Open the tap water valve and check the threaded connectors for leaks. 7. Fill out the Commissioning report. 6.6 Making the wastewater connection Installation work involving wastewater must be performed by an authorised plumbing contractor. Observe the applicable regional regulations of the sewage utility involved.
Connecting the unit If a waste trap is installed in the wastewater system, a vacuum breaker must be installed in the wastewater line. Requirement Wastewater line complies with the specifications (see "Equipment and connection data") 1. Install the wastewater line up to the connection at the sewer system.
Connecting the unit 6.7 Making the gas connection DANGER Risk of fatal injury from operating the unit with the wrong gas type • Ensure that the gas type for which the unit is set (see gas type supplemental label) matches the gas type available at the site.
Connecting the unit Permanent connection The unit is intended for a permanent connection. The connection line must be flexible. Route the flexible gas connection line or gas hose line in accordance with the manufacturer's information and without it being stressed, kinked or twisted. Shut-off device The unit or the gas connection line must be equipped with a thermally activated shut-off.
Connecting the unit Requirement Gas shut-off valve closed Unit not live Left side wall removed 1. Connect the unit to the gas connection line. ATTENTION Risk of physical damage from excessively high pressure • When opening the gas shut-off valve on the unit, ensure that the pressure in the gas connection line is <...
Connecting the unit 6.7.3 Checking for leaks Requirement Gas connection line connected Left side wall removed 1. Check for leaks outside the unit. 2. Check for leaks inside the unit. DANGER Risk of explosion and fire from leaking, gas-conducting parts •...
Connecting the unit 4. Using the left knob, set the burner to high output ("HI"). The left display flashes "HI". The centre display shows "CO2". 5. Using the right knob, select the first burner "-1-" (on models with two burners). The right display flashes "-1-".
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Connecting the unit Requirement Gas connection line connected Checked for leaks outside the unit Measuring accuracy of the pressure measuring device at least 0,1 hPa (mbar) Left side wall removed 1. Close the gas shut-off valve on the unit. 2. Unscrew the sealing plug at the connection pressure measuring point.
Connecting the unit DANGER Risk of fatal injury from operating the unit at a connection pressure outside the specified range • Do not put the unit into service. • Notify the gas utility. 13.Check whether the measured connection pressure is within the specified range (see "Equipment and connection data").
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Connecting the unit Requirement Gas connection line connected Checked for leaks outside the unit Connection pressure checked Checked for leaks inside the unit Left side wall removed 1. Check the rated heat input at full load. 2. Check the rated heat input at partial load. 3.
Connecting the unit Checking the rated heat input at full load Image: Measurement in the exhaust gas a Exhaust gas measuring device c Waste gas connection for burner 2 (only size 2XX) b Waste gas connection, burner 1 d Steam outlet Requirement 1.
Connecting the unit 10.Measure the exhaust gas values in the waste gas connection with an approved exhaust gas measuring device, while the unit is at a warm operating temperature. 11.Check whether the measured CO content is within the specified range (see "Equipment and connection data"). If the CO content is not within the specified range, adjust the basic gas setting (see "Adjusting the basic gas setting").
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Connecting the unit 6. Press the "START STOP" button. The indicator light in the "START STOP" button flashes and the burner starts. The unit operates at partial load. 7. Press the Ready2Cook button. The left display shows the current temperature in the cooking zone.
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Connecting the unit Image: A Size 1XX and 2XX; B Size 6XX a Suction hose A Primary air gap Requirement Left side wall removed 1. Check the suction hose for position and condition. The suction hose must be routed without kinks. The suction hose is routed in the shape and position as shown in the figure.
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Connecting the unit Checking the exhaust gas values DANGER Risk of personal injury and physical damage from electric shock • Inspection and adjustment work that can be carried out only with the housing open and the unit under power must be performed only by electrically trained technical personnel.
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Connecting the unit 4. Using the left knob, set the burner to high output ("HI"). The left display flashes "HI". The centre display shows "CO2". 5. Using the right knob, select the first burner "-1-" (on models with two burners). The right display flashes "-1-".
Connecting the unit 6.7.6 Adjusting the basic gas setting DANGER Risk of personal injury and physical damage from electric shock • Inspection and adjustment work that can be carried out only with the housing open and the unit under power must be performed only by electrically trained technical personnel.
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Connecting the unit Image: Adjusting the rated heat input a Adjusting screw for partial load (TX40) 1. Switch on the unit. 2. Call up the CO2 setting display (see "Checking the basic gas setting"). 3. Press the "START STOP" button. 4.
Connecting the unit 11.Press the Ready2Cook button. The left display flashes "LO". The centre display shows "CO2". 12.Using the left knob, set the burner to high output ("HI"). The left display flashes "HI". The centre display shows "CO2". 13.Using the right knob, select the first burner "-1-" (on models with two burners).
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Connecting the unit Adjusting the primary air quantity DANGER Risk of personal injury and physical damage from electric shock • Inspection and adjustment work that can be carried out only with the housing open and the unit under power must be performed only by electrically trained technical personnel.
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Connecting the unit 6. Fill out the commissioning report. Manually adjusting the rated heat input DANGER Risk of personal injury and physical damage from electric shock • Inspection and adjustment work that can be carried out only with the housing open and the unit under power must be performed only by electrically trained technical personnel.
Connecting the unit 3. Press the "START STOP" button. 4. Using the left knob, set the burner to low output ("LO"). The left display flashes "LO". The centre display shows "CO2". 5. Using the right knob, select the first burner "-1-" (on models with two burners).
Connecting the unit 5. Using the right knob, select the first burner "-1-" (on models with two burners). The right display flashes "-1-". 6. Press the "START STOP" button. The indicator light in the "START STOP" button flashes and the burner starts. The unit operates at full load.
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Connecting the unit Image: Offset pressure a Offset pressure measuring point b Pressure measuring device Requirement Basic gas setting checked and not OK Gas connection line connected Checked for leaks outside the unit Connection pressure checked Checked for leaks inside the unit Left side wall removed Measuring accuracy of the pressure measuring device at least 0,01 hPa (mbar)
Connecting the unit 14.Remove the pressure measuring device. 15.Screw the sealing plug tightly into the offset pressure measuring point. 16.Check the offset pressure measuring point for leaks (see "Checking for leaks"). 17.On models with two burners: Repeat the procedure for the second burner.
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Connecting the unit Image: Changing the gas orifice a Burner c Gas solenoid valve b Screws (TX25) d Gas orifice with seal Requirement Unit not live Gas shut-off valve on the unit is closed Left side wall removed 1. If the unit is already filled with gas, degas the unit in a proper manner.
Connecting the unit ATTENTION Risk of physical damage from excessively high pressure • When opening the gas shut-off valve on the unit, ensure that the pressure in the gas connection line is < 150 hPa (mbar). • If the pressure is > 150 hPa (mbar), close the gas supply, reduce the pressure in a proper manner and notify the gas utility company.
Connecting the unit 6.9 Making the exhaust air connection When setting up the unit under a ventilation system, observe the regional regulations for heating, ventilation and air conditioning systems. ATTENTION Risk of physical damage from fouling of the exhaust air ducts •...
Testing the function 7 Testing the function Requirement Power connection made Water connection made Wastewater connection made Supply air routing and exhaust gas routing checked and switched on Gas connection line connected Checked for leaks outside the unit Connection pressure checked Checked for leaks inside the unit Basic gas setting checked Unit cleaned...
Testing the function 7.2 Checking the monitoring of the exhaust gas routing 1. Switch on the unit 2. Start any cooking program with the maximum temperature (see Operating instructions). The burner ignites. The flame burns stably. 3. Switch off the ventilation. The gas supply is disabled.
Testing the function 8. Press the "START STOP" button. The flame goes out. The burner is off. 9. Repeat the procedure several times. 10.On models with two burners: Repeat the procedure for the second burner. 11.Switch off the unit. 12.Fill out the Commissioning report. 7.4 Checking the flame pattern DANGER Risk of personal injury and physical damage from electric...
Testing the function 10.Using the right knob, select the first burner "-1-" (on models with two burners). The right display flashes "-1-". 11.Press the "START STOP" button. The indicator light in the "START STOP" button flashes and the burner starts. The unit operates at partial load.
Testing the function 7. Close the gas shut-off valve on the unit. The flame goes out. The unit attempts to ignite 3 times. The safety device trips. An error message flashes on the display. An audible signal sounds. The STEP indicator light flashes. The flame monitoring is functioning.
Testing the function 7.6 Checking the controls Requirement Ignition behaviour checked Flame pattern checked 1. Switch on the unit 2. Select any cooking program (see Operating instructions). Set the cooking zone temperature to a higher temperature than the current cooking zone temperature. 3.
Putting the unit into service 8 Putting the unit into service If the unit is not put into service immediately after being connected and the function check, all inspections must be repeated. Requirement Supply air and exhaust gas routing checked Power connection made Gas connection made Water connection made...
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Putting the unit into service Electrical connection Electrical connections made properly? Residual-current protective device connected immediately before this unit? Residual-current protective device connected before this and other units? Connection voltage measured? Connection voltage: _______________ (V) Set transformer voltage T0: 0 V | ______ V | ______ V; T1: blue 0 V | red ______ V; T2/T3: blue ______ V | red ______ V Basic control setting Unit of temperature set? °C...
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Putting the unit into service Gas connection Information from the gas type supplemental label entered? Natural gas E/H, G20, 20 hPa (mbar) Liquefied gas B/P, G30/G31, 50 hPa (mbar) Natural gas LL/L, G25, 20 hPa (mbar) Liquefied gas B/P, G30/G31, 30 hPa (mbar) Natural gas L, G25, 25 hPa (mbar) LP Gas B/P, G30/G31, 28 hPa (mbar) Natural gas E+, G20/G25, 20/25 hPa (mbar)
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Putting the unit into service Conversion of gas type (if necessary) Has information from the gas type supplemental label been entered after conversion? Natural gas E/H, G20, 20 hPa (mbar) Liquefied gas B/P, G30/G31, 50 hPa (mbar) Natural gas LL/L, G25, 20 hPa (mbar) Liquefied gas B/P, G30/G31, 30 hPa (mbar) Natural gas L, G25, 25 hPa (mbar) LP Gas B/P, G30/G31, 28 hPa (mbar)
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Putting the unit into service Wastewater installation was provided by: Company Installer City, date Signature The gas was connected by: Company Installer City, date Signature Exhaust air connection was provided by: Company Installer City, date Signature The function check was performed by: Company Installer City, date...
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Putting the unit into service Installation instructions...
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