Merrychef eikon e3 Service & Parts Manual
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Merrychef eikon e3 Service & Parts Manual

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eikon e3
Service & Parts Manual
eikon
CAUTION MICROWAVE EMISSIONS:
DO NOT BECOME EXPOSED TO EMISSIONS FROM THE
MICROWAVE GENERATOR OR PARTS CONDUCTING
MICROWAVE ENERGY.
TM
Service & Parts Manual original Instructions
Part Number 32Z3809 GB
Issue 1
1

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  • Page 1 Service & Parts Manual eikon CAUTION MICROWAVE EMISSIONS: DO NOT BECOME EXPOSED TO EMISSIONS FROM THE MICROWAVE GENERATOR OR PARTS CONDUCTING MICROWAVE ENERGY. Service & Parts Manual original Instructions Part Number 32Z3809 GB Issue 1...
  • Page 2 SYMBOLS The symbols below are used, where applicable, as visual guidance throughout this manual. DANGER This symbol is shown if there is a high risk of severe personal physical injury. The relevant safety precautions MUST be observed and implemented at all times. WARNING This symbol is shown if there is a possible risk of personal physical injury or if damage may occur to the equipment.

  • Page 3: Table Of Contents

    CONTENTS SAFETY & REGULATIONS 14.5 VISUAL VIEW 15 FIRMWARE UPDATES 1 SAFETY REQUIREMENTS 1.1 Important: TESTING COMPONENTS PRODUCT DETAILS 16 OVEN TESTING 16.1 Equipment required 2 PRODUCT OVERVIEW & FUNCTIONS 16.2 Earth/Insulation Test: 3 MAIN FEATURES 16.3 Screen calibration: 4 TECHNICAL SPECIFICATIONS 16.4 OVEN TESTS 4.1 Specifications 16.5 Microwave Power Test...

  • Page 4: Safety Requirements

    FROM THE ELECTRICAL SUPPLY - kEEP THE OVEN DOOR CLOSED TO STIFLE ANY familiarisation and training course run by Merrychef to carry FLAMES. out service/repair tasks to the appliance/s shown on the front cover of this manual which must not be used for any other make or model of appliance.

  • Page 5: Product Overview & Functions

    PRODUCT OVERVIEW & FUNCTIONS CONSTRUCTION Stainless Steel cavity and casework. CONTROL SYSTEM Colour touchscreen, icon driven. Storage for up to 1024 programs with 6 stages per cooking program providing a user instruction for each stage. USB memory stick data transfer. Support for optional remote communications Ethernet module.

  • Page 6: Main Features

    MAIN FEATURES ON/OFF SWITCH ON (I) activates the oven, OFF (0) switches the oven to standby mode. IT DOES NOT ISOLATE INTERNAL WIRING FROM THE MAINS SUPPLY. CONTROL PANEL Touch sensitive controls (easyToUCH) for controlling oven functions, including diagnostics and service mode. USB menuKey A socket, located under the logo, allows a USB menuKey to be used to update the cooking...

  • Page 7: Technical Specifications

    TECHNICAL SPECIFICATIONS Specifications Description unit Touch screen controls programs 1024 Ambient operating temperature °C <40 External HxWxD 551x598x622 External HxWxD inches 21.7x23.5x24.5 Internal HxWxD 319x332x325 Internal HxWxD inches 12.6x13.1x12.8 Cooking chamber Ltr (cu.ins) 34.4 (2113) Power output microwave Watts 700/1000 Power output convection 3 (3/1.5 EE) Power supply...
  • Page 8 CISPR 11:2003:A1:2004 Quality and environmental management Merrychef Limited and Viscount Catering employ a certified quality management system in accordance with EN ISO 9001:2008 and Viscount Catering employs a certified environmental management system in accordance with EN ISO 14001 Service & Parts Manual original Instructions...

  • Page 9: Installation

    INSTALLATION OVEN LOCATION AND POSITIONING Choose a site away from major heat sources. DO NOT position so that hot air is drawn in from fryers, grills, griddles, etc. A heat barrier to the height of the oven must be installed if sited next to a burner, stove or range. Place the oven on a permanent nonslip/ nonflammable flat surface that is LEVEL, STABLE and STRONG enough for the oven and contents.

  • Page 10: Electrical Installation

    ELECTRICAL INSTALLATION DANGER! THIS APPLIANCE MUST BE EARTHED. FAILURE TO DO SO MAY RESULT IN ELECTRIC SHOCk AND DEATH. The oven must be connected to a separate electrical supply installed by a qualified and approved electrician. A suitably rated isolating switch with a 3mm contact gap on all poles should be fitted for each oven installed.

  • Page 11: Electrical Installation Guide

    ELECTRICAL INSTALLATION GUIDE DANGER! WARNING THIS APPLIANCE MUST BE EARTHED. FAILURE HIGH LEAkAGE CURRENT. TO DO SO MAY RESULT IN ELECTRIC SHOCk AND DEATH. EQUIPOTENTIAL The oven must be connected to a separate An Equipotential Earth point is provided on electrical supply installed by a qualified and the rear panel of the oven for independent approved electrician.

  • Page 12: Quick Start Guide: Quick Service Oven

    QUICk START GUIDE: QUICk SERVICE OVEN The easyToUCH screen display, layout and icons shown herein, are for guidance purposes only and are not intended to be an exact representation of those supplied with the oven. START UP 1. Switch the oven on; Make all the relevant safety checks and ensure the oven is clean and empty before pressing the oven switch down to activate the oven.

  • Page 13: Using A Cooking Program

    USING A COOkING PROGRAM Taking all the necessary precautions to ensure you do not burn yourself, open the oven door to place the food into the hot oven and close the door. 1. Select a program group, for example, ‘BURGERS’ to display the individual cooking programs.

  • Page 14: Operating Guide: Full Service Oven

    OPERATING GUIDE: FULL SERVICE OVEN easyToUCH MAIN MENU & kEYBOARD SCREEN MAIN MENU SCREEN: 1. DEVELOPMENT MODE enables multistage cooking programs to be developed, then stored under a name and symbol for reuse. DEVELOPMENT 2. PRESS & GO allows quick access to use the MODE cooking programs that are already stored.

  • Page 15: Development Mode: Creating Acook Program

    DEVELOPMENT MODE: CREATING A COOk PROGRAM 1. Select the ‘chef’s hat’ symbol from the main menu to enter development mode. Enter stage 1 of the program 2. The temperature displays the set preheated oven temperature. To increase or decrease the temperature required, select the temperature symbol (2), enter the Example below;...

  • Page 16: Press & Go

    PRESS & GO Running a cooking program from the Press & Go menu. 1. Select ‘PRESS & GO’ from the main menu screen. 2. Select the item required to cook. 3. The display shows the temperature, cooking time, microwave power and fan speed while the timer counts down.

  • Page 17: Changing The Oven Temperature

    4. Select the required cooking program to start cooking. For example, ‘1 BURGER’ . 5. The program either starts immediately displaying a countdown timer, or an instruction is displayed first; follow the stage instruction then select OK to start cooking. If the oven door is not opened within 30 seconds a warning message appears.

  • Page 18: Adding A New Program Group

    ADDING A NEW PROGRAM GROUP To add a new Program Group. 1. Select ‘COOKBOOK’ from the main menu screen. 2. Select ‘EDIT COOKBOOK’ . 3. Select the ‘ADD A NEW GROUP’ symbol. 4. Enter a name for the new Program Group (max. 20 characters).

  • Page 19: Adding A Program To A Group

    ADDING A PROGRAM TO A GROUP To add a cooking program to an existing PROGRAM GROUP. Example add Program ‘4 BURGERS’ to the program group ‘BURGERS’ . 1. Select ‘COOKBOOK’ from the main menu screen. 2. Select the ‘BURGERS’ Program Group. 3.

  • Page 20: Oven Control Settings

    OVEN CONTROL SETTINGS 1. Select the ‘settings’ symbol from the main menu screen. 2. Enter the password and select OK to display the Settings menu (3) comprising: A. Oven mode/navigation settings. B. Language options. C. Oven temperature settings and labels. D.

  • Page 21: Recipe Counters (E)

    10.4 Recipe counters (E) 10.4.1 Select the clipboard symbol to display a listing of recipe counters. 10.4.2 If shown, use the arrows (bottom right) to scroll up and down the list. 10.5 Date and Time settings (F) 10.5.1 Select the time/date symbol to display the setting options.

  • Page 22: Usb Oven Programs (J)

    10.8 USB oven programs (J) IMPORTANT: Downloading from a USB will clear all the existing programs. Check that the key has the correct number/code for the programs you want to load into the oven memory. 10.8.1 Select USB from the settings screen. 10.8.2 Slide the USB cover (logo on the oven front) upwards to insert the USB into the slot.

  • Page 23: Cooling The Oven Down Before Cleaning

    COOLING THE OVEN DOWN BEFORE CLEANING 11.1 Oven cool down IMPORTANT: the oven must be cooled down before the cleaning processes are carried out. 1. In Full Serve mode, select the CLEANING symbol from the main menu. 2. In Full or Quick Serve mode, select the blue thermometer symbol to disable heating and start the cooling cycle.

  • Page 24: Cold Oven Cleaning Instructions E3

    Cold oven CLEANING INSTRUCTIONS e3 Complete COOL DOWN procedure and allow the oven and accessories to cool before commencing cleaning. DO NOT USE TOOLS REMOVE & CLEAN Oven Parts: 1. Remove the air filter at the base of the oven. 2.

  • Page 25: Servicing The Oven

    SERVICING THE OVEN 13.1 Servicing Procedure: DANGER: 13.1.1 Disconnect/isolate the oven from the power BEFORE REMOVING THE OVEN CASING, ISOLATE THE supply. OVEN FROM THE MAINS ELECTRICITY POWER SUPPLY; SWITCH OFF, DISCONNECT OVEN PLUG FROM WALL 13.1.2 Check the oven is correctly installed as SOCkET, TURN OFF ISOLATOR SWITCH TO DISCONNECT described in the Installation Instructions (Product FIXED WIRED OVENS AND LOCk-OFF.

  • Page 26: Errors & Diagnostics

    ERRORS & DIAGNOSTICS 14.1 ERROR MESSAGES 14.1.1 A description of the type of error is shown. Check for a number following ‘ERROR:’ (A) and refer to the Error Codes (Fault Finding section) for more details. The Oven Serial Number, Model, UI (BTS) version and SRB version information is also displayed below.

  • Page 27: Visual View

    14.5 VISUAL VIEW 14.5.1 Select VISUAL VIEW (E) to check the main oven components. Select a component symbol to switch on (red), select again to increase the level or turn off (green). 14.5.2 Remove the front air intake filter, the colour should change from green to red on the display indicating that the magnetic reed switch circuit for the air intake filter is operating.

  • Page 28: Firmware Updates

    FIRMWARE UPDATES Note: if icons are not displayed on the screen, press in the same positions on screen as the missing icons to select. 15.5.1 Tap the top right of the screen (1) or the same position if it is not displayed to bypass oven preheat.
  • Page 29 Settings menu, see (2). 15.5.9 Select the USB symbol (4). 15.5.10 Slide the Merrychef badge (oven front top right) upwards and insert the USB Memory Stick into the slot (3). DO NOT REMOVE USB DURING DOWNLOAD SEQUENCE AS THIS COULD CORRUPT THE USB DATA.

  • Page 30: Oven Testing

    OVEN TESTING 16.1 Equipment required DANGER: ● Portable Appliance Tester (P.A.T.). BEFORE REMOVING THE OVEN CASING, ISOLATE THE OVEN FROM THE MAINS ELECTRICITY POWER SUPPLY; ● Digital Multi-meter (D.M.M.). SWITCH OFF, DISCONNECT OVEN PLUG FROM WALL ● Megger / similar 500V d.c. resistance meter. SOCkET, TURN OFF ISOLATOR SWITCH TO DISCONNECT ●...

  • Page 31: Oven Tests

    16.4 OVEN TESTS 16.4.1 Enter Service mode (Servicing section). 16.4.2 Select the down arrow to display the individual Oven tests (A) for the oven to perform. 16.5 Microwave Power Test Measuring the power output. Note: The power output is established under IEC 705 standard method which is only workable in Laboratory controlled conditions.

  • Page 32: Microwave Leakage Test

    16.6.8 Readings must be below 5mW/cm². If a level greater than 5mW/cm² is observed, this should be reported to Merrychef Service Department immediately. 16.6.9 Notes should be kept of any leakage that is observed in terms of the level and position on the oven.

  • Page 33: Temperature Control Test

    16.7 Temperature Control Test Measuring the oven cavity temperature. (Note; re-calibrating the Thermocouple with the SRB is normally only required when the Thermocouple has been replaced or the oven is under or over cooking.) Procedure: 16.7.1 Place the probe of a temperature reader (A) onto a heat sink in the centre of the oven cavity and close the oven door.

  • Page 34: Soak Test

    16.8 Soak Test Checking the oven cavity integrity. Procedure: 16.8.1 Place an oven/microwave safe container with approx. 2 litres of water into the oven. 16.8.2 Close the oven door and select ‘Soak Test’ (A) from the Service mode oven tests (maximum oven temperature, 50% microwave power, maximum fan speed).

  • Page 35: High Voltage Components

    HIGH VOLTAGE COMPONENTS High voltages and large currents are present at DANGER: the High Voltage Capacitor. It is very dangerous BEFORE REMOVING THE OVEN CASING, ISOLATE THE to work near this part when the oven is on. OVEN FROM THE MAINS ELECTRICITY POWER SUPPLY; NEVER make any voltage measurements at the SWITCH OFF, DISCONNECT OVEN PLUG FROM WALL High Voltage circuits, including the magnetron...

  • Page 36: High Voltage Capacitor Test

    High voltages and large currents are present at the High Voltage Capacitor. It is very dangerous to work near this part when the oven is on. NEVER make any voltage measurements at the High Voltage circuits, including the magnetron filament. Even when the oven is not cooking, the High Voltage Capacitor has High Voltages present because of the Soft Start circuit.

  • Page 37: Mains Voltage Components

    MAINS VOLTAGE COMPONENTS 18.1 Door Interlock Adjustment Located on the door hinges are 3 safety interlock microswitches, to prevent microwave emissions escaping when the oven door is opened: The Primary (SW3) breaks the electrical supply circuit to the transformers. The Secondary (SW2) breaks the microwave circuit if the primary fails.

  • Page 38: Oven Components

    OVEN COMPONENTS DANGER: BEFORE REMOVING THE OVEN CASING, ISOLATE THE OVEN FROM THE MAINS ELECTRICITY POWER SUPPLY; SWITCH OFF, DISCONNECT OVEN PLUG FROM WALL SOCkET, TURN OFF ISOLATOR SWITCH TO DISCONNECT FIXED WIRED OVENS AND LOCk-OFF. WARNING: ALLOW OVEN TO COOL AND OBSERVE AND FOLLOW ALL SAFETY PRECAUTIONS INCLUDING THOSE DESCRIBED UNDER THE SAFETY...
  • Page 39 46 Speaker unit 65 Stirrer motor assembly 15 Microswitch SW3 67 Door oven 74 Motor assembly turntable 72 Hinge assembly door LH 17 BTS Touch Screen Assy. 69 Wave guide 47 Overheat stat oven cavity 76 Cooling duct Magnetron 58 Vent steam outlet 45 Temperature sensor (Thermocouple) oven cavity 38 Heater element (connectors shown) 68 Motor assembly convection fan...

  • Page 40: Srb & Bts Circuit Boards

    SRB & BTS Circuit Boards 20.1 SRB replacement 20.1.1 Disconnect and isolate the oven from the electricity supply. 20.1.2 Allow the oven to cool down. 20.1.3 Remove the oven casing. 20.1.4 Ensure that the High Voltage Capacitor is discharged before commencing work. 20.1.5 Taking anti-static precautions, disconnect all connections on the SRB.

  • Page 41: Pm (Personality Module) Replacement

    Settings menu, see (3). 20.3.4 Select the USB symbol (4). 20.3.5 Slide the Merrychef badge upwards and insert the USB Memory Stick into the slot (5). 20.3.6 Once the USB has stopped flashing, select the required USB recipe symbol (6).

  • Page 42: Spare Parts Exploded View

    SPARE PARTS EXPLODED VIEW Service & Parts Manual original Instructions Part Number 32Z3809 GB Issue 1...

  • Page 43: Spare Parts

    CAST TURNTABLE DISK 40H0262F CAST TURNTABLE COATED DR0005 4 COIL DUAL HEAT ELEMENT 3.2kW DR0006 REED SWITCH DR0007 MERRYCHEF BADGE DR0008 MERRYCHEF BADGE SLIDER DR0009 MERRYCHEF BADGE GUIDE DR0010 MERRYCHEF BADGE SEAL DR0011 TOUCHSCREEN OVERLAY DR0020 CAVITY TEMP SENSOR (OVEN) DR0021...
  • Page 44 SX307 DOOR SEAL ASSY SX309 AIR FILTER ASSY SX314 WAVEGUIDE AIR DUCT SX315 CERAMIC CAT CONVERTER eikon e3 EE - 230Volts 50Hz - Uk/EU - Unique Parts 30Z1330 0.88uF 2500V CAPACITOR 30Z1413 230V 50Hz TRANSFORMER 30Z1440 RELAY 240V OMRON 31Z1308...
  • Page 45 Centre BOM No. Number Ovens Ovens Ovens To Go Oven eikon e3 XX - 230Volts 50Hz - Uk/EU - Unique Parts 30Z1431 1.2uF 2500V CAPACITOR 30Z1413 230V 50Hz TRANSFORMER 31Z1255 CABLE GLAND BLACK PG21 31Z1256 NUT FOR CABLE GLAND PG21...

  • Page 46: Error Codes Displayed

    ERROR CODES DISPLAYED Error Error System Error Condition Description Trigger Possible Causes Code Level Response The current measured by the Failure of Display error Detects a magnetron Magnetron failed current sensing component/s in message until E 101 is not working Critical to energise transformer...
  • Page 47 Error Error System Error Condition Description Trigger Possible Causes Code Level Response The controller is thermocouple Display error reading an open is not Cavity sensor Cavity sensor broken message until E 111 circuit across the connected. The Critical error / unplugged system is thermocouple thermocouple...

  • Page 48: Srb & Bts Circuit Boards

    SRB & BTS Circuit Boards 24.1 BTS LEDs ● Run - Pulsing 1 second flash, indicating that the board has booted up. ● Power - Lit to show that there is a power supply from the SRB. ● P-Bus - Irregular flashing, indicating data communication with SRB.

  • Page 49: Srb Led's

    24.3 SRB LED’s ● P-Bus - Irregular flashing, indicating data communication with BTS. ● Run - Pulsing 1 second flash, indicating that the board has booted up. ● 12v & 5v - Lit to show voltage outputs from inboard transformer. ●...

  • Page 50: Srb Terminal Locations

    24.4 SRB Terminal Locations: X3 - Not used. X101 - Voltage Selection Relay coil feeds. X18b - Air intake Filter Reed Switch. X18e - Not used. X18d - Magnetron overheat thermostat. X18c - Cavity Overheat Thermostat. X18a - On/Off Switch. X14 - Cavity Temperature Thermocouple.

  • Page 51: Circuit Diagrams

    CIRCUIT DIAGRAMS 25.1 e3 EE For Dual phase or Star Delta Right Hand 3 phase Delta ovens Wire No's 4 & 6 connect to L1/L2 Heater Wire No 5 For single phase ovens Wire No's 4,5 & 6 connect to L1/L2 Microwave Control X103...
  • Page 52 EE series Title: ELREHA Elektronische Regelungen GmbH Service & Parts Manual original Instructions PCB No.: e3ee Size: Drawing No.: Part Number 32Z3809 GB Date: 23-Aug-2010 H.Wirth Sheet Drawn by: Issue 1 File: C:\Users\ha\ELREHA\Projects\Manitowoc\Merrychef eikon ovens\Wiringloom\wireingloom - Copy.ddb - Documents\e3 EE.Sch...

  • Page 53: E3 Xe : E3

    25.2 e3 XE : e3 XX For Dual phase or Star Delta Right Hand 3 phase Delta ovens Wire No's 4 & 6 connect to L1/L2 Heater Wire No 5 For single phase ovens Wire No's 4,5 & 6 connect to L1/L2 Microwave Control X103...
  • Page 54 XX / XE series Title: ELREHA Elektronische Regelungen GmbH Service & Parts Manual original Instructions PCB No.: e3xx Size: Drawing No.: Part Number 32Z3809 GB Date: 23-Aug-2010 H.Wirth Sheet Drawn by: File: C:\Users\ha\ELREHA\Projects\Manitowoc\Merrychef eikon ovens\Wiringloom\wireingloom - Copy.ddb - Documents\e3 XE-XX.Sch Issue 1...

  • Page 55: Power Connections E3

    25.3 POWER CONNECTIONS e3 Product e3EE, e3XE & e3XX Neutral Single Phase Model Heater circuit Microwave 700W e3EE & e3XE Microwave 1000W e3XX Convection heater 3kW/1.5kW e3EE Microwave circuit Convection heater 3kW e3XE & e3XX Control circuit Live Heater circuit Microwave circuit Control circuit Product e3XE &...

  • Page 56: Control Circuit E3Ee, E3Xe & E3Xx

    25.4 CONTROL CIRCUIT e3EE, e3XE & e3XX L1 TWIN PHASE MODEL L SINGLE PHASE MODEL Fuse 3 3 Amp Filter 1 Safety Aux. 1.25A controlled Safety Relay supply Input detection for control Filter 1 Filter 1. Connector view Service & Parts Manual original Instructions Part Number 32Z3809 GB Issue 1...

  • Page 57: Heater Circuit E3Ee

    25.5 HEATER CIRCUIT e3EE Fuse 1 20 Amp Filter 3 x2.1 x14.1 Safety Heater Relay. input for Temperature Powered by Safety Supply thermocouple relay x14.2 Processor controlled x2.2 Heat half Power normally Relay closed Heater Element Filter 3. Connector view Filter 3 Service &...

  • Page 58: Heater Circuit E3Xe & E3

    25.6 HEATER CIRCUIT e3XE & e3 XX L1 TWIN PHASE MODEL L SINGLE PHASE MODEL Fuse 1 20 Amp Filter 3 x2.1 x14.1 Safety Heater Relay. input for Temperature Powered by Safety Supply thermocouple relay x14.2 Processor controlled x2.2 Heater Element Filter 3.

  • Page 59: Microwave Circuit E3Ee

    25.7 MICROWAVE CIRCUIT e3EE Filter 2. Connector view Fuse 2 20 Amp Filter 2 RHS SW2 Filter 4. Connector view normally open Door Switches shown in X.10 door open position RHS SW1 normally closed LHS SW3 normally open Safety Relay Microwave.

  • Page 60: Microwave Circuit E3Xe & E3Xx

    25.8 MICROWAVE CIRCUIT e3XE & e3XX L1 TWIN PHASE MODEL Filter 2. Connector view L SINGLE PHASE MODEL Fuse 2 20 Amp Filter 2 RHS SW2 Filter 4. Connector view normally open Door Switches shown in X.10 door open position RHS SW1 normally closed...

  • Page 61: Commissioning The Oven

    Commissioning the oven 26.1 Initial installation 26.2 After Service Unpack the Oven and check for damage. Complete the following checks after the Oven has been Serviced/Repaired/Tested before connecting to the Check Oven Accessories. mains electricity power supply: Check location will provide adequate Ventilation. 26.2.1 All internal electrical connections are correct (see Locate Oven onto a strong, level, non-flammable...
  • Page 62 Service & Parts Manual original Instructions Part Number 32Z3809 GB Issue 1...
  • Page 63 Service & Parts Manual original Instructions Part Number 32Z3809 GB Issue 1...
  • Page 64 Fa x: + 44 (0) 1252 371007 e -m ai l: tec hni c a l.su pp or t@m err yche f.co m Merrychef reserves the right to change product specifications without notice and w w w.me rr yc hef.co m accepts no liability for any inaccuracies, errors or ommissions contained herein.

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