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1. 5 SAFETY amp REGULATIONS 15 3 ERROR LOG 26 1 SAFETY REQUIREMENTS 4 15 4 OVEN COUNTERS 26 1 1 Important 4 15 5 VISUAL VIEW 27 16 FIRMWARE UPDATES 28 PRODUCT DETAILS 2 PRODUCT OVERVIEW FUNCTIONS 5 TESTING COMPONENTS 3 MAIN FEATURES 6 17 OVEN TESTING 31 4 TECHNICAL SPECIFICATIONS 7 17 1 Equipment required 31 4 1 Specifications 7 17 2 Earth Insulation Test 31 4 2 Serial Number Rating Plate 7 17 3 Screen calibration 31 4 3 Compliances 7 17 4 OVEN TESTS 32 6 INSTALLATION 9 17 5 Microwave Power lest 32 6 1 OVEN LOCATION AND POSITIONING 9 17 6 Microwave Leakage Test 33 7 ELECTRICAL INSTALLATION 10 17 7 Temperature Control Test 34 8 ELECTRICAL INSTALLATION GUIDE 11 17 8 Soak Test 55 81 Phase Loading 11 17 9 Recommission Test 35 9 QUICK START GUIDE QUICK SERVICE OVEN 12 18 HIGH VOLTAGE COMPONENTS 36 9 1 START UP 12 18 1 Power Transformer Test 36 9 2 USING A COOKING PROGRAM 13 18 2 High Voltage Rectifier Test Diode Board 36 9 3 SCREEN SAVER 13 18 3 High Voltage Capacitor Test 37 10 OPERATING GUIDE FULL SERVICE OVEN 14 18 4 High Voltage Magnetron Test 3 10 1 easyloUCH MAIN MENU amp KEYBOARD SCREEN 14 19 MAINS VOLTAGE COMPONENTS 38 10 2 DEVELOPMENT MODE CREATING A COOK PROGRAM 19 1 Door Interlock Adjustment 38 15 19 2 Convection Fan Motor amp Controller 39 10 3 PRESS amp GO 16 10 4 USING A COOKBOOK PROGRAM 16 SPARES amp REPLACEMENT 10 5 CHANGIN
2. A d Make all the relevant safety checks and ensure the oven is clean and empty before pressing the oven switch down to activate the oven 2 The easyToUCH screen illuminates with the display briefly showing the serial number and oven data If required to keep the data on the screen Lightly tap the screen once to freeze the display tap again to continue 3 When the oven is setup with two or more preheating temperatures a choice is displayed Scroll arrows at the bottom of the screen indicates there are more temperature choices not shown on screen if necessary use the scroll arrows then select the temperature required to start preheating the oven 4 During preheating the display shows the progress STOP CANCEL as the oven heats up to the set temperature To stop the oven heating touch the red X symbol 5 The oven is ready to use when the COOKBOOK is displayed COOKBOOK DISPLAY MULTIPLE LANGUAGES INSTALLED DISPLAYS ALL COOKING PROGRAMS Optional SHOWS PROGRAM GROUPS FAVOURITES Optional PROGRAM GROUP Each group contains a collection of cooking programs CHANGE OVEN TEMPERATURE Optional 1 2 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 9 2 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 ove
3. Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 UY q lt or a 7 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 gt A Y A suitably rated isolating switch with a 3mm contact gap on all poles should be fitted for each oven installed Establishments with standard Type circuit breakers are sensitive to surges which occur on switching on freezers refrigerators and other catering equipment including microwave ovens Because of this we strongly recommend that a separate Type C circuit breaker designed specifically for this type of equipment must be fitted An individual suitably rated circuit breaker should be fitted for each oven installed This equipment complies with EN61000 3 11 when connected to a mains supply having a maximum impedance of 0 11340hms When connecting sensitive equipment to the same supply as the oven the user should determine in consultation with the supply authority if necessary that the equipment is connected only to a supply of 2 or less SINGLE PHASE 1 UK models are fitted with a UK 3 Pin 13 amp Plug to IEC 60309 60309 The Circuit Breaker should be rated at
4. 14 Cavity Temperature Thermocouples 2x In Parallel X5 NOT USED X13 P Bus Ethernet Ports Not used on standard ovens X12 C Bus Development PC Port Not used on standard ovens X11 P C Bus OTS Cable 1 24V supply from Low Voltage Transformer X8 Cooling Fans 17 NOT USED X20 Stirrer motor X9 Mains Output Power for motor speed controller X 103 1 Mains Output to Low Voltage Transformer X103 Mains Input Live amp Neutral X2 1 Mains Input Live for Heaters 2 2 Mains Output Live to Heaters X102a Mains Input Neutral for microwave circuit X102b Mains Output Neutral to Monitor Switch for safety interlock and HV Transformer X4a Door Switch signal from Secondary Door Switch Live for Magnetron Transformer X10 Connector Block for door switches X4b Live for Magnetron Transformer 52 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 lt VE Eg ye Service amp Parts Manual original Instructions 5 3 Part Number 3273839 GB Issue 5 27 CIRCUIT DIAGRAMS 50Hz 13A A A 3 ed ANGLE PROJECTION Control Fuse 3 an F3 REED Left Hand Sede Switch E m zn F1 Mains Fuse 20 amp Ui OTS Board Cooling Fan ny FZ Mains Fuse 20 amp LUZ Motor Speed Controller Coming Fan r Fuse 7 amp
5. Edit the selected Program Group name Scroll to show Program Groups Delete the selected Program Group Service amp Parts Manual original Instructions 1 0 Part Number 3273839 GB Issue 5 lt a 11 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 Service information and error logs password required 5 mo gt A Y Recipe counters Date time settings G Speaker sound levels H Oven Timer Temperature ON OFF USB program connection K Temperature Band L Change Settings Service access passwords M Screen saver When finished with a setting select backspace to return to the main settings menu To exit the settings menu select backspace a prompt will be displayed to either SAVE DISCARD any changed settings 4 11 1 Oven mode navigation settings A 11 1 1 Select the oven mode navigation symbol A from the Settings menu 11 1 2 Select Quick Serve Mode for cooking only or Full Serve Mode for cooking amp development programs or Manual mode to manually cook only via the Chef hat symbol 11 1 3 Select Enable Settings t
6. Model Number MODEL CONFIGURATION CONVECTION MICROWAVE VOLTAGE HERTZ MAINS LEAD PLUG TYPE COMMUNICATIONS REVISION CUSTOMER ACCESSORIES REGION i e e2 B F X 30 5 A B U 2 GM EU e2BFX305ABU1GMEU model e2 Sealed base 1300W 1000W 230V 50Hz L N E 2 5mm EU 2 pin plug USB 2 General Market European 4 3 Compliances EU Directives EMC 2004 108 EC LVD 2006 95 EC RoHS 2002 95 EC MD 2006 42 EC 11 75in 722mm 298mm Service Parts Manual original Instructions Part Number 3273839 GB Issue 5 W cc DETAILS A v EC Declaration of Conformity Manufacturer 1 Brand Headquarters 2 Factory Manitowoc Foodservice UK Ltd Manitowoc Foodservice UK Ltd Ashbourne House Provincial Park The Guildway Nether Lane Old Portsmouth Road Ecclesfield Guildford Sheffield GU3 1LR 35 97X Equipment details Generic Model Numbers eikon e2 Description Commercial Combination Microwave Oven Declaration of Conformity with directives and standards The manufacturer hereby declares that its commercial combination microwave ovens listed above comply with the following directives and standards Compliance with Directives The commercial combination microwave ovens comply with the relevant provisions of the following European Directives EMC 2004 108 CE LVD 2006 95 EC RoHS 2002 95 EC MD 2006 42 EC Harmonised Standards Applied The commercial comb
7. Merrychef Gikon Service amp Parts Manual de di MICROWAVE GENERATOR OR PARTS CONDUCTING CAUTION MICROWAVE EMISSIONS DO NOT BECOME EXPOSED TO EMISSIONS FROM THE MICROWAVE ENERGY Service amp Parts Manual original Instructions 1 Part Number 3273839 GB Issue 5 SYMBOLS The symbols below are used where applicable as visual guidance throughout this manual DANGER This symbol is shown if there 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 The relevant safety precautions MUST be observed and implemented at all times INFORMATION This symbol is used to highlight useful or important information For example The manual consists of main sections tab markers on the extreme left and right of the pages followed by the main subject heading sub headings and text Text with a reference number or letter such as 1 refers to the same reference on the image 2 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5
8. Stirrer Motor TB1 Mains Terminal Block SAG Primary Micraeswiben MS Convection Mobor Heater Terminal Block XFMR1 HyTrianalermer FLT1 Fiber Cooling Fan Block 2 fux Transformer T1 Cavity Overheat Stat m Wig Murnbers o l3 l4 ____ 5 6 Service 8 Parts Manual original Instructions Part Number 3273839 GB Issue 5 al Cut Out Relay T DHS V na a o NN 1 out Microwave Fuse 4 Pew rae i y as E a 5 U T2 Magnetron Ovemeat Stat Lu M COR Seatch TT SP Speaker SAB Smart Relay Board Magnetron R1 eater Switch Relay C1 HV Capacitor R2 Neutral Cut Out Relay B5 Service amp Parts Manual original Instructions 5 7 Part Number 3273839 GB Issue 5 29 CIRCUIT DIAGRAMS 50Hz 20 O Control Fuse 3 X a F a mm eT i Ez ramber ben relay Bead i 1 Cut 4 cm 2 B indian Left Hand Sede Switch iz i ES Cavity Owerheat Stat T 4 il
9. 0101 26 317000 USBADAPTORMODUE 1 EA 1 3 6 1 27 317000 3WAYTERMINALBLOCK 12 EA 2 6 12 0g ___ 28 317052 2WAYTERMNALBIOCK 1 EA 1 2 6 29 317308 CABEGLANDPGIG 1 EA 1 3 6 5 30 11309 GLANDNUTPGI6 11 EA 1 3 6 p 32 3737 AIRFILTERSx1310x9 1 EA 1 3 31 1 33 31138 PLUG1 2INCHRNDNICKEL 6 EA 6 18 36 34 3123171 42x13HEXHEAD A2 PARTITION PLATE 18 EA 18 54 108 35 3274044 COOKPLATE tT EA 1 3 6 36 3277069 PERSONALITY MODULEe2SRB 1 EA 1 3 6 1 1 37 3227072 PERSONALITY MODULEe2 075 1 EA 1 3 6 1 1 39 00009 HORNCOVERFRAMEe2 0 1 EA 1 3 6 41 DJ0O24 UNDERDOORCOVRASSMBY 1 EA 1 3 6 J 42 DJ063 DRPPANFINSHDe2 1 EA 1 3 6 43 0067 TOPPANELe2 0 0 0 0 0 1 EA 1 3 6 p 44 000706 e2 e PARTMONPLATE 1 EA 1 3 6 1 45 007 0 1 EA 1 3 6 poo 46 DJ078 CAPAHORCUPe2 on EA 1 3 6 47 00079 e2 e6PARTITIONGASKET 1 EA 1 3 6 1 48 0 0 exWANST 12 E 2 6 2 49 00081 e2HEATERELEMENT 1 EA 3 3 so DJ0084 DOORFRAME INSULAT
10. 3 3070217 FUSEliniOAHRC EA 1 3 6 2 4 4 3070231 FUSEHOLDERTin 2 EA 2 6 12 1 2 5 1 3070394 FUSEIin7ZAHRC _________ 3 6 3070503 SWITCHON OFFROCKERDPST 1 EA 1 3 6 1 1 EA 2 8 302178 30NFUSEHOLER 2 EA 2 6 12 1 2 302482 FITER2UAVTI 212 3021054 lVTRANFORMR EA 1 3 6 1 2 13 3071431 12uF2500VCAPACITOR 1 EA 1 3 6 13 1 214 3021440 RELAY22VOMRON EA 1 3 6 13 1 15 302147 MGNERON 1 EA 1 3 6 1 2 16 3071473 MTRSPEED CONTROLLERe2 1 EA 1 3 6 17 3071475 CABINETFANe2LRG __6 6___ 3 EA 3 9 1 18 30477 MIKROSWICH 3 9 i8 3 4 19 302148 2 CAVITYTHERMOCOUPLE 1 EA 1 3 6 1 1 20 3021480 eXe6MAGHILIMTSTAT EA 1 3 6 13 1 21 3075009 TOUCHSCREENPCB QTS O EA 1 3 6 1 1 1 1 1 1 1 Exploded Part BOM No Number N UI N N 4 N W NIAJN WIW a S WIW P UY W W Uy UY W W UO 22 3075010 SMARTRELAYBOARDSRB 71 EA 1 3 6 1 9 1 22 3120186 SILASTICBLACK DOORSEA 1 TUBE 1 3 6 1 1 25 3170599 QTSBISRBCABLE WHITE 1 EA 1 3 6
11. Magnetron Stat 2m A gt 1 Mains Fuse 20 amp U1 QTS Board M1 Cooling Fan 2 F2 Mains Fuse 20 amp Uz Motor Speed Controller 2 Cooling Fan Control Fuse 7 amp Cooling Far Fd Migttwave Fuse 10 amo SM Secondary Microswitch Sire Motor 1 Mamas Terrrinal Block Sa Pirna Mi raswateh M5 Cormecton Motor TB2 Heater Terminal Block XFHR1 HV Transformer FLT Mains Filter TBS Cooling Fan Terminal Block XFMR2 Aux Trarsicamer T1 Cavity Overheat Stat 5 8 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 TO x18e o im Jut Relay TZ Mag SW Switch SP Speaker SRE Smart Relay Board Mn Magnetran C1 HV Capacitor Wine Numbers FE Fans HEUTRAL CUT OUT RELAY ONLY FITTED FOR NORWAY 2 SPECIFIC MODELS Famam IE rad Sar Gk meron Cverheat Stat Neutral Cut Out Relay Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 COMMISSIONING 30 Commissioning the oven anitowoc 30 1 Initial installation 28 1 After Service 1 Unpack the Oven and check for damage Complete the following checks after the Oven has been 2 Check Oven Accessories Serviced Repaired Tested before connecting to the 3 Chec
12. gt T 9 G Error 52 T System E101 Magnetron failed to energise 102 103 E 104 E 105 E 106 E 107 E 108 Heater on without request Ambient overheat gt 70 Magnetron Cavity Overheat Supply voltage high low Cavity reaches 25 above setpoint once it has been controlling at setpoint Communication error BTS PM error Detects a magnetron is not working correctly Heater is on when not requested to be on Detects if the controls area is operating above temperature Detects if the cavity and magnetrons are above temperature Detects if the power supply frequency is outside specification Detects if the cavity temperature has risen above limits No communication can be made between the BTS and SRB Wrong PM found no PM found The current measured by the current sensing transformer was outside of tolerance element current sensed at gt 1 Amp The ambient temperature measured on the BTS and SRB was gt 70 Cavity and magnetron overheat thermostats The power supply to the oven voltage sensor on the SRB measures too high low The setpoint of the oven was exceeded Loss of communication between the SBR and BTS The BTS or SRB either has an incorrect PM Personality Module fitted or no PM 15 fitted Failure of component s in the microwave circuit Display error message unt
13. 109 SRB PM error incorrect The Critical found Personality system 15 PM has been Module fitted or power no PM is fitted Firmware update The BTS has pe has been carried Display error SRB firmware version found that SRB version out to the BTS message until E110 incompatible with the firmware Critical conflict and SRB has system is BTS version running the SRB not been updated power cycled is not supported to match The The controlleris thermocouple Display error Cavity sensor Cavity sensor broken message until E111 circuit acrossthe connected The Critical unplugged system is thermocouple thermocouple power cycled input is broken open circuit Failed SRB Display error message until SRB Ambient Shorted SRB Shorted Ambient service call and E112 SRB Sensor Fail temperature sensor Temperature temp sensor on Critical the magnetron failure sensor the SRB cools down or the cavity stat 15 reset Display error message until Magnetron operates Magnetron Triac Diode service call and Magnetron Fail On E113 NUN GU re USE without being current sensed or relay short Critical the magnetron d requested to do so at gt 1 Amp circuited on SRB cools down or the cavity stat is reset Display error message until No heater current Cavity does not Ovenhiester service call and E116 detected when reach 100 in Critical the m
14. 25A for 20Amp rated ovens Type C The Circuit Breaker should be rated at 20A for BLUE NEUTRAL 13 16Amp rated ovens Type C SINGLE PHASE GREEN amp YELLOW EARTH BROWN LIVE WARNING HIGH LEAKAGE CURRENT EARTH CONNECTION IS ESSENTIAL EQUIPOTENTIAL An Equipotential Earth point is provided on the rear panel of the oven for independent Earth GND connection POWER SUPPLY EARTH LEAKAGE CIRCUIT BREAKERS If the oven is connected to an Earth Leakage Circuit Breaker device this should allow a minimum of 30 milliamperes earth current without interrupting the circuit If you are in any doubt about your electrical supply seek the advice of a qualified electrician 1 0 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 8 ELECTRICAL INSTALLATION GUIDE 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 8 1 Phase Loading Oven loading per phase is not equal therefore we recommend that other electrical equipment is connected 13 x Circuit Breakers SINGLE PHASE Circuit Breakers should be rated at 25A per Phase for 20A rated ovens Circuit Breakers s
15. Codes Fault Finding section for more details The Oven Serial Number Model UI QTS version and SRB version information is also displayed below 15 1 2 Clear the Error message by power cycling the mains power supply to the oven not the oven ON OFF switch 15 2 COPYING ERROR MESSAGES 15 2 1 Enter oven settings menu B and select the USB symbol 15 2 2 Slide up the USB cover and insert the USB memory stick 15 2 3 Select Upload Files 15 2 4 Select Error Log 15 2 5 Select OK to copy the Error Log to the USB memory stick The upload progress is shown followed by the upload status un rri JJ lt Cc 15 2 6 Select backspace 3 times to return to the main menu 15 2 7 Remove the USB memory stick and replace the USB cover 15 3 ERROR LOG 15 3 1 Enter Service Mode and select ERROR LOG C to display a listing of oven component errors Error details include component description error caused Date amp Time of the Error with details of Failure and Range 15 3 2 Scroll down the list if necessary and select an error from the list to display individual records 15 3 3 Select backspace to return to the list again to return to the Service menu 15 4 OVEN COUNTERS 15 4 1 Select OVEN COUNTERS D to display the oven component usage and ambient Controls area temperature Details include the number of screen touches filter cycles door cycles total Oven Magnetron and Heater element
16. Display Screen PCB HTS UI 305007 Checked A E a AJ e N 19219199193 5 0 Service 8 Parts Manual original Instructions Part Number 3273839 GB Issue 5 26 3 SRB LED s e P Bus Irregular flashing indicating data communication with BTS e Run Pulsing 1 second flash indicating that the board has booted up e 12v amp 5v Litto show voltage outputs from inboard transformer e Relay Triac Lit to show that a signal has been sent to energise that component Cooling fan Safety relay Stirrer 5v supply 12v supply Heater safety Heater drive ON A P BUS flashes when data is being sent received RUN 1 second flash 9 Oven Door 10 11 12 Microwave Safety relay Microwave drive LED off at cavity or magnetron overheat trip Normally On TER etu VE Eg E EE Service amp Parts Manual original Instructions 5 1 Part Number 3273839 GB Issue 5 a ad A N 1219199193 26 4 SRB Terminal Locations 1 ON Ub YN 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Output for 2 convection motor controller X101 Voltage Selection Relay coil feeds X18b NOT USED Bridged with Jumper 18 Neutral cutout relay and link X18d Magnetron overheat thermostat X18c Cavity Overheat Thermostat X18a On Off Switch
17. Do not exceed meter full scale deflection leakage meter should initially be set to the highest scale then adjusted down as necessary to ensure that low readings are measured on the most sensitive range e To prevent false readings hold the probe on the grip provided and move at 2 5cm second e Always hold the probe at right angles to the oven and point of measurement ensuring the probe is reading 50mm from the test area e The leakage should not exceed 5mW cm Procedure 17 6 1 Add 275ml of cold water into a 600ml microwave safe container 17 6 2 Place the 600ml container in the centre of oven and close the door 17 6 3 Enter Service mode and select Microwave leakage test A from the oven tests un 9 2 O U 17 6 4 Set the leakage meter to the appropriate scale range 17 6 5 Move the survey meter probe across all casework joins and vent areas including those marked in yellow shown opposite 17 6 6 When the Magnetron circuit stops after 30 seconds change the water and re select the test to continue 17 6 7 Select the red X on the display to stop the G test at any time p 17 6 8 Readings must be below 5mW cn If a level greater than 5mW cm is observed this should be reported to the Merrychef Service Department immediately and the oven should not be used 17 6 9 Notes should be kept of any leakage that is observed in terms of the level and position on the ove
18. OK 11 10 5 Confirm new password select OK 11 11 Screen saver M 11 11 1 Select the ENABLED checkbox to switch the screen saver ON or OFF 11 11 2 Select the time box below to enter a time delay on the keypad from 1 to 60 minutes before the screen saver starts and select OK to confirm 2 2 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 12 COOLING THE OVEN DOWN BEFORE CLEANING 12 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 m lt or nn 3 Taking all necessary precautions place a suitable heaped container of ice into the hot oven cavity Select the OK symbol to continue Alternatively if no ice is available open the door to approximately 20 degrees with the fan running this will blow out the hot air 4 The cooling progress is displayed and takes approximately 30 minutes 5 The oven is now ready for cleaning Select OK on the screen after completing each stage 12 2 Preparing to clean the oven For the oven to operate at peak efficiency the cavity door air filter and crumb filterS must be kept clean A daily cleaning routine will ensure that you comply with the required hygiene standards and will help
19. SWITCH When switched ON the easyToUCH screen illuminates the oven controls Note turning this switch OFF does not isolate the oven from the electricity supply 2 easyloUCH SCREEN CONTROL PANEL See OPERATION CONTROLS for details 3 RATING PLATE Located on the right hand side panel of the oven states the serial number model type electrical specifications 5 LHe gt A Y 4 MenuConnect A USB socket located under the Merrychef logo allows changes to programs stored on the oven See USB MenuConnect User Manual and Operation amp Controls section of this manual for details of updating oven programs 5 AIROUTLETS Air used to cool internal components and steam from the cavity escape through the air outlet vents located on the rear of the oven and side panel of the e2 model The air outlets must be kept free from obstruction and they will not allow microwave energy to escape into the environment 6 AIRINLET FILTER The air filter situated at the upper rear of the oven is part of the ventilation system and must be kept free of obstruction and cleaned daily as described under Cleaning amp Maintenance Note the oven must not be operated without the air filter fitted 7 DOOR HANDLE This is a rigid bar which is pulled downwards and away from the oven to open 8 OVEN DOOR This is a precision made energy barrier with three microwave Safety interlocks The door must be kep
20. a name and symbol for reuse This also enables the use of the oven a manual mode of operation 5 A d IB DEVELOPMENT MODE 2 PRESS amp GO allows quick access to use the MENU cooking programs that already stored 3 contains the oven s cooking programs It displays Favourites Cooking Program COOKBOOK Groups and a complete listing of all cooking programs available 7 CLEANING TEMP CHANGE 4 CLEANING TEMP CHANGE allows the oven temperature to be changed and the oven to be SETTINGS prepared for cleaning with reminders displayed to assist during the cleaning process 5 SETTINGS are used to control the oven settings and functions including time and language loading cooking programs and for service and maintenance purposes 6 KEYBOARD SCREEN 15 used to enter an authorised password to enter data for programs and may restrict operator access to some functions SCREEN CLEAR SCREEN KEYBOARD For Program Names Program Group Names SPACEBAR and Passwords use 1 20 characters in 2 lines max Backspace KEYBOARD For Stage instructions use 1 54 characters in SCROLL 5 lines max RETURN ENTER OK PREVIOUS SCREEN 1 4 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 10 2 DEVELOPMENT MODE CREATING COOK PROGRAM 1 Select the chef s hat symbol from the main menu to enter development mode Enter stage
21. cu Monto Cooling Fd Fuss 10 cuz secondary Stree Melo F Mains Terminal Block SG Pnmary Microgwitch M5 Canvecbon Motor TEZ Heater Terminal Block 1 Transformer FLT1 MamsFiter TES Cooling Fan Terminal Block KFMRZ Aux Transiomw 11 Cavity Overheat Stat A E 54 Service 8 Parts Manual original Instructions Part Number 3273839 GB Issue 5 7 7 SEE Cooling Fans Svs sai Pin Remarks DATE a hiliaa Fuse 4 Lot 7j Pali x Speaker Verne Temm USE 5 2 Qverhnat Stat Pan UY eval Qe Switch ar U oF Speaker Smart Relay Board Magnetran R1 Homer Switch Relay E Capacior Service amp Parts Manual original Instructions 5 5 Part Number 3273839 GB Issue 5 28 CIRCUIT DIAGRAMS 50Hz 16 LR E we ANGLE PROJECTION Conta Fuse 3 Da A a B Left Hand Side Swich A gt Fi Mains Fuss 20 amp LH QTS Board 1 Cooking Fan gt 2 Mama Fuse 20 amp L2 Motor Samed Controller 2 Caching Fan F3 Control Fuse 7 amp SA Monitor Micros wrich Cooling Fan F4 Microwave Fuse 10 amp SW Secondary Microewitch M4
22. from the P A T to the oven hinge A 17 2 4 Place the in an open area such as the floor away from any persons 17 2 5 Perform a Class 1 test a PASS indicates the oven Earthing circuit is functioning ok un v 2 O U 17 2 6 If a FAIL is indicated remove the oven casing and check ALL earth connections before retesting 17 2 7 NEVERoperate an oven that has failed this test as it could be potentially dangerous 17 3 Screen calibration 17 3 1 Apply continuous light pressure to the screen while switching the oven on Keep the pressure on until the top bar reaches the far righthand side of the display you will then see the crosshair appear on the screen 17 3 2 Using a non abrasive pointer such as a ball point pen accurately press the center of each crosshair displayed on the screen Once calibrated the screen will display the oven information NOTE Take care not to touch any other area of the screen during the calibration process Service amp Parts Manual original Instructions 3 1 Part Number 3273839 GB Issue 5 17 4 5 5 17 4 1 Enter Service mode Servicing section 17 4 2 Select the down arrow to display the individual Oven tests A for the oven to perform 17 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 Power output is als
23. having a maximum speed of 3500 rpm controlled by a motor speed controller The windings are thermally protected 19 2 2 Motor Controller Provides a 3 phase AC switched mode drive to the convection motor and is controlled by a0 10 Volt signal from the SRB This allows the motor to be adjusted from approximately 400 rpm to 3500 rpm in steps of 5 e Door Open 1000 RPM 30 e Door Closed not cooking 1000 RPM 30 3V e Door Closed cooking speed as specified by program or setting up to a Maximum of 3500 RPM 100 10V 19 2 3 LED Status display A e Inverter Off No supply LED OFF e Power On Ready LED flashes ON OFF x1 per second e Inverter Running LED ON continuously e General Warning LED ON OFF x2 per second e Fault Condition LED ON OFF x10 per second Convection Fan Motor amp Controller tests 19 2 4 Disconnect and isolate the oven from the electricity supply 19 2 5 Allow the oven to cool down 19 2 6 Remove the oven casing 19 2 7 Ensure that the High Voltage Capacitor is discharged before commencing work 19 2 8 Check the following 1 Electrical supply into motor controller 2 Three phase connections to motor 3 Speed Controller connections to SRB 4 Motor rotates freely not seized 5 Motor winding resistances Blue Black 35 Ohms Black Brown 35 Ohms Brown Blue 35 Ohms Black or Brown or Blue to Earth Open circuit Service amp Parts Manual original Instructions Part Nu
24. 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 temperature in the keypad within the limits ian To Set the cooking Time Enter the cooking time Select OK to accept the displayed and select OK select the Time symbol on the pad time 3 Select and set the cooking time up to a maximum of 10 minutes for each stage Example below setting the cooking time step 3 For example Enter 110 1minute and 10 seconds 4 Select and set the Microwave Power 0 5 100 5 Select and set a Fan speed if available within the limits shown on screen 6 Select the information icon to enter an instruction Optional The instruction appears in the display at the beginning of that stage For example Stage 1 place product in the Enter stage 2 of the program Optional 7 Programs can have up to a maximum of 6 stages STAGE 1 Repeat the steps 2 6 from stage 1 above DISPLAYED 2 i DISPLAYED 3 ADD STAGE BACKTO STAGE 1 DELETE STAGE Running and saving the program 1 Select OK to confirm the Program WARNING ENSURE PRODUCT IS IN THE OVEN AND ALL SAFETY PRECAUTIONS ARE FOLLOWED BEFORE RUNNING THE PROGRAM 2 Run the program optional If the results are not satisfactory select the ba
25. 18 4 2 Allow the oven to cool down 18 4 3 Remove the oven casing 18 4 4 Ensure that the High Voltage Capacitor is discharged before commencing work 18 4 5 Remove all connections from the High Voltage Magnetron 18 4 6 Using a Megger check for continuity Results should be as follows 1 Filament terminals pass if 1 O or less 2 Between each filament terminal and the metal outer case should read open Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 37 un 9 2 O U ONILSAL O m lt 19 MAINS VOLTAGE COMPONENTS 19 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 The Monitor switch SW1 will short out the Microwave circuit blowing the fuse if both Primary and Secondary interlocks fail IMPORTANT in the event that the Monitor switch causes the Microwave circuit fuse to blow the Secondary SW2 and Monitor SW1 microswitches must be replaced due to exposure from high short circuit currents The purpose of the following adjustment procedure is to set the interlock to switch off the Microwave circuit when the door is opened more than 4mm and for the Microwave circu
26. 19 Checkd ing on displ Me eck door opening on display P P 28 1 11 The power output of the oven is checked 20 Check fan speed is controlling accordance with the procedure 21 Turn offthe oven and remove the water 28 1 12 The oven has correct 50mm 2 inches air gap all 22 Switch on oven and run up to preheat temperature round and 50mm 2 inches above Air flow should not be 23 Operate Oven Cooking a Standard Batch restricted 24 Supply User information amp service contact details to 28 1 13 Complete the Service Report Customer 25 Instruct Users with an Overview of the equipment Operation amp Safety Hazards 26 Complete Service Report 60 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 Correct disposal of this product Waste Electrical amp Electronic Equipment Applicable in the European Union and other European countries with separate collection systems This marking shown on the product or its literature indicates that it should not be disposed with other household wastes at the end of its working life To prevent possible harm to the environment or human health from uncontrolled waste disposal please separate this from other types of wastes and recycle it responsibly to promote the sustainable reuse of material resources Household users should contact either the retailer where they purchased this product or their local government office for details of where an
27. 21 2 4 Ensure that the High Voltage Capacitor is discharged before commencing work 21 2 5 Remove the top front panel 21 2 6 Taking anti static precautions disconnect all connections on the QTS 21 2 7 Remove the PM Personality Module 3 from the QTS and place safely aside 21 2 8 Release the four retaining nuts and remove the QTS assembly 4 21 2 9 Refit the PM removed from the old OTS to the new 5 Refer to the following PM replacement if anew PM is fitted 21 2 10 Replace the QTS assembly and secure with the retaining nuts 21 2 11 Reconnect all connections to the OTS for details see OTS Terminal Locations Electrical Circuits section 42 Service 8 Parts Manual original Instructions Part Number 3273839 GB Issue 5 21 3 PM Personality Module replacement The PM on the SRB contains the Firmware The PM on the QTS contains the Firmware Oven Serial Number Temperature Calibration Cooking Programs Application Icons and the Recipe Images 21 3 1 With a new PM fitted and casing refitted switch on the oven and tap the screen to hold and check the 5 5 versions 1 are the latest release if not execute a Firmware update using the latest versions For details see Firmware Updates Servicing section 21 3 2 Tap the top right of the screen to bypass the preheat stage 2 21 3 3 Enter the service password and select OK to display the Settings menu see 3 21 3 4 Select th
28. 7 Magnetron cooling duct 1 28 HT Diode Assembly 29 Magnetron 30 Filter 20A 31 Magnetron cooling duct 2 FI a i TT SS Service amp Parts Manual original Instructions 4 1 Part Number 3273839 GB Issue 5 2 m O gt m m 21 SRB QTS Circuit Boards 21 1 SRB replacement 21 1 1 Disconnect and isolate the oven from the electricity supply 21 1 2 Allow the oven to cool down 21 1 3 Remove the oven top panel 21 1 4 Ensure that the High Voltage Capacitor is discharged before commencing work 21 1 5 Taking anti static precautions disconnect all connections on the SRB 21 1 6 Remove the PM Personality Module from the SRB and place safely aside 21 1 7 Release retaining screws and remove the SRB 21 1 8 Replace SRB and secure retaining screws 21 1 9 Reconnect all connections to the SRB for details see SRB Terminal Locations Electrical Circuits section 1 Ensure the thermocouple negative connection Red and positive connection Yellow are fitted the correct way around or the oven temperature reading will be wrong 2 Refit the PM removed from the old SRB to the new SRB Refer to the following PM replacement if a new PM is fitted 21 2 QTS replacement 21 2 1 Disconnect and isolate the oven from the electricity supply 21 2 2 Allow the oven to cool down 21 2 3 Remove the oven top panel
29. G THE OVEN TEMPERATURE 17 20 OVEN COMPONENTS 41 10 6 VIEWING amp EDITING PROGRAMS 17 21 SRB amp QTS Circuit Boards 43 10 7 ADDING A NEW PROGRAM GROUP 18 21 1 SRB replacement 43 10 8 MOVE A PROGRAM WITHIN A PROGRAM GROUP 18 21 2 5 replacement 43 109 ADDING A PROGRAM TO A GROUP 19 21 3 PM Personality Module replacement 44 10 10 MANAGING PROGRAM GROUPS 19 22 SPARE PARTS EXPLODED VIEW 45 11 OVEN CONTROL SETTINGS 20 23 SPARE PARTS 46 11 1 Oven mode navigation settings A 20 FAULT FINDING 29 ERROR CODES DISPLAYED 49 11 3 Oven temperature settings and labels 20 11 4 Recipe counters E 21 ELECTRICAL CIRCUITS 11 5 Date and Time settings F 21 25 SRB QTS Circuit Boards 51 11 6 Sound levels G 24 25 1 LEDs 51 11 7 Oven Timer H 2 25 2 OTS Terminal Locations 51 11 8 USB oven programs J 22 25 3 SRB LED s 52 11 9 Temperature Band 22 254 SRB Terminal Locations 53 11 10 Change Password L 22 26 CIRCUIT DIAGRAMS 54 11 11 Screen saver 22 26 1 e2 54 12 COOLING THE OVEN DOWN BEFORE CLEANING 23 26 2 POWER CONNECTIONS 2 56 12 1 Oven cool down 23 26 3 CONTROL CIRCUIT 57 12 2 Preparing to clean the oven 23 26 4 HEATER CIRCUIT e2 13A 58 13 Cold oven CLEANING INSTRUCTIONS e2 24 26 5 HEATER CIRCUIT e2 15A 59 26 6 HEATER CIRCUIT e2 20A 60 SERVICING 26 7 MICROWAVE CIRCUIT e2 13 15A 61 26 8 MICROWAVE CIRCUIT 2 20 62 14 1 Servicing Procedure 25 14 2 Enter Service mode 25 COMMISSIONING 15 ERR
30. ION 11 EA 1 3 6 51 DJO8 CHOKEINSUATION 1 EA 1 3 52 0100 j e2BASESEAL 1 3 6 53 DROO9 MERRYCHEFBADGEGUIDE 12 EA 2 6 54 DROOIT TOUCHSCREEN OVERLAY 1 EA 1 3 6 31 1 55 DR0021 HARMONISED SPEAKER 1 EA 1 3 6 p 1 56 ___ 3021427 OVERHEAT Cav STATSMALL 1 EA 1 3 6 1 1 57 DRO45 SPEAKERWIRE 11 EA 1 3 6 p 0 58 DRO49 MERRYCHEFBADGESMALL 1 EA 1 3 6 p md UJ UI UJ Ww UJ 00 a t a i TT UY WW W fe fem gt OO W W W 0 9 UJ WW UJ UY W W W UJ md md UJ Service amp Parts Manual original Instructions 45 Part Number 3273839 GB Issue 5 INSAWSA DV 34 4 24 SPARE PARTS Parts list amp recommended minimum stock holding amp Service Exploded Part Number 080050 080051 040370 00431 040552 11 0339 3021413 PSAT109 3021439 NENNEN Description e2 DOOR HINGE RH bolts insulation plate switche e2 DOOR HINGE LH bolts insulation plate switche PSA1109 Spacer Kit f
31. Number 3273839 GB Issue 5 10 9 ADDING A PROGRAM TO GROUP To add a cooking program to an existing PROGRAM GROUP Example add Program 4 BURGERS to the program group 5 1 Select COOKBOOK from the main menu screen 2 Select the BURGERS Program Group 3 Select EDIT COOKBOOK 4 the lower part of the screen use the up down scroll arrows on the right side to find and select the 4 BURGERS cooking program 5 Select the green UP arrow to add the 4 BURGERS cooking program to the Program Group in the upper part of the screen then select backspace to return to the cooking programs 6 Select backspace again to return to the COOKBOOK 10 10 MANAGING PROGRAM GROUPS To move a program position in a Program Group 1 Select COOKBOOK from the main menu screen 2 Select EDIT COOKBOOK 3 Use the scroll arrows up and down on the right side of the screen to locate all the Program Groups 4 Select the Program Group to be moved and use the up and down arrows on the left side of the screen to move the selected program 5 Select backspace to go back to the COOKBOOK To change the Program Group name Select the Program Group Select EDIT PROGRAM GROUP Enter the new name and select OK To delete a Program Group Select the Program Group Select the DELETE Program Group symbol Select OK to Delete the Group Move the selected Program Group
32. ORS amp DIAGNOSTICS 26 27 Commissioning the oven 63 15 1 ERROR MESSAGES 26 271 Initial installation 63 15 2 COPYING ERROR MESSAGES 26 27 After Service 63 Service amp Parts Manual original Instructions 3 Part Number 3273839 GB Issue 5 SAFETY amp REGULATIONS TESTING SERVICING PRODUCT DETAILS COMPONENTS SPARES amp gt W lt cc FAULT FINDING CIRCUITS ELECTRICAL COMMISSIONING 29 as 1 Sm 5 gt gt 1 SAFETY REQUIREMENTS 1 1 Important This manual provides technical guidance for engineers who have successfully undertaken a recognised product familiarisation and training course run by Merrychef to carry 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 Please remember that it is wiser not to attempt a service task if you are unsure of being able to complete it competently quickly and above all safely To avoid injury to yourself or others and to protect the appliance from possible damage ensure you have read and understand all the relevant instructions and ALWAYS follow the Safety Codes when servicing an oven 1 1 1 Before attempting to repair the oven check the oven for microwave emissions using a calibrated microwave emission detector 1 1 2 Check that the oven is not emitting microwaves even when supposedly not in operation 1 1 3 Ch
33. SULATED RESISTOR WARNING ALLOW OVEN TO COOL OBSERVE AND FOLLOW ALL SAFETY PRECAUTIONS INCLUDING THOSE DESCRIBED UNDER THE SAFETY REGULATIONS SECTION OF THIS MANUAL BEFORE ATTEMPTING A SERVICE OR REPAIR CAUTION MICROWAVE EMISSIONS DO NOT BECOME EXPOSED TO EMISSIONS FROM THE MICROWAVE GENERATOR OR PARTS CONDUCTING MICROWAVE ENERGY 3 6 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 High voltages and large currents 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 18 3 High Voltage Capacitor Test 18 3 1 Disconnect and isolate the oven from the electricity supply 18 3 2 Allow the oven to cool down 18 3 3 Remove the oven casing 18 3 4 Ensure that the High Voltage Capacitor is discharged before commencing work 18 3 5 Remove all connections from the High Voltage Capacitor 18 3 6 Using a D M M check for continuity between the terminals Results should be as follows 1 Between Terminals pass if approx 10 MO 2 Between Terminals and case pass if open circuit 18 3 7 Using a Megger test the insulation resistance between the Terminals and case pass if reading is over 100 MO 18 4 High Voltage Magnetron Test 18 4 1 Disconnect and isolate the oven from the electricity supply
34. agnetron request element failure requested 30mins cools down or the cavity stat 15 reset Blocked air Display error fil High il Mag overheat stat Magnetron stat 9 hes ane Va environmental service call and Magnetron has been triggered as is open circuit E117 temperatures Critical the magnetron Overheat stat a result of excessive when running Positioning next cools down or to heat sources or the cavity stat failed magnetron 15 reset ibd Error Condition Description Trigger Possible Causes Es Level Es FAULT FINDING Door left open Display Oven door open Oven door open jud Foor warnin N A ain p switched feed switch s or SRB Warning 3 longer than 1 min Oven inoperable gt message until on SRB Faulty wiring or door is closed connection Service Parts Manual original Instructions A9 Part Number 3273839 GB Issue 5 26 SRB QTS Circuit Boards 26 1 QTS LEDs e Run Pulsing 1 second flash indicating that the board has booted up e Power Lit to show that there is a power supply from the SRB e P Bus Irregular flashing indicating data communication with SRB e C Bus Lit to show data being loaded from the PM onto the OTS e 105 Lit to show that a USB key is fitted 1 LD5 2 Power Run P Bus C Bus 26 2 QTS Terminal Locations 3 X6 Speaker 4 X5 USB socket 5 X4 Communications to SRB 6 X11 Screen backlight 7 X13 Touch pad 8 X9
35. ckspace change the cooking settings and retest 3 Select the save Cookbook symbol to record the program to the cookbook 4 Select the camera icon to open pictures 5 Select a picture to represent the program Use the scroll arrows for more pictures 6 Enter the name for the cooking program using a maximum of 20 characters for example 1 BURGER then select OK to save the program to the Cookbook A green tick on a book indicates the program has been saved to the Cookbook Service Parts Manual original Instructions 1 5 Part Number 3273839 GB Issue 5 W O cc DETAILS 5 A dd 10 3 PRESS amp GO Running a cooking program from the Press amp Go menu 1 Select PRESS amp GO from the main menu screen 2 Select the item required to cook 3 The display shows the cooking time count down The timer bar turns red to indicate the cooking cycle has finished Choosing which cooking programs are shown in the PRESS amp GO menu screen 1 After selecting PRESS amp GO from the main menu e screen select the EDIT symbol selected item shown in the 2 Two lists are displayed the PRESS amp GO menu Press amp Go items are shown in the upper list and the lower list p RAPE shows other menu items which are available Both lists can be scrolled up or down using the arrows on Moves the extre
36. d how they can take this item for environmentally safe recycling Business users should contact their supplier and check the terms and conditions of the purchase contract This product should not be mixed with other commercial wastes for disposal Merrychef reserves the right to change product specifications without notice and accepts no liability for any inaccuracies errors or ommissions contained herein Merrychef Merrychef Manitowoc Foodservice UK Limited Manitowoc Ashbourne House The Guildway Old Portsmouth Road Guildford GU3 1LR Tel 44 0 1483 464900 Fax 44 0 1483 464905 www manitowocfoodservice com OWOC Service Parts Manual original Instructions 6 1 Part Number 3273839 GB Issue 5
37. e USB symbol 4 21 3 5 Slide the Merrychef badge upwards and insert the USB Memory Stick into the slot 5 21 3 6 Once the USB has stopped flashing select the required USB recipe symbol 6 21 3 7 Select the Application Icons file to download 7 Note a tinted band over a file name indicates the file is not valid for that oven 21 3 8 Check the file information shown is correct before selecting OK 8 if not select X and locate the correct file 21 3 9 When completed select recipes to load the cooking programs 9 Once the programs are loaded the oven restarts 21 3 10 Enter the Date amp Time settings 10 For details see under Oven Control Settings Product Information section 21 3 11 Turn the oven switch OFF ON 21 3 12 Remove the USB and keep in a safe place Reposition the USB cover 21 3 13 5 Personality Module 3227072 SRB Personailty Module 3227069 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 43 FI a i TT 22 SPARE PARTS EXPLODED VIEW 81 83 84 INAWSA DV 1d 44 Service 8 Parts Manual original Instructions Part Number 3273839 GB Issue 5 23 SPARE PARTS Parts list amp recommended minimum stock holding amp Service Kits Qty 51 Description Per 100 To Go Box Oven Ovens 10505 M3CAGENUT 17 EA 7 21 2 2175164 332x3 A4SPLITPIN 1 EA 1 3 6
38. e limit will cause a test failure and the Recommission test will have to be restarted Procedure 17 9 1 Select Recommission Test A from the service mode oven tests and follow the on screen instructions to perform the tests Do not select the red X unless you want to stop the test 17 9 2 After a test has successfully passed select OK to continue 17 9 3 When all the tests have been successfully performed the display shows the Recommission test has passed select OK to confirm 17 9 4 In the event of a Recommission test failure the detail will be recorded in the Error log Any error should be rectified and the Recommission test run again OPEM OVEN 55 TESI PASSED Service Parts Manual original Instructions 3 5 Part Number 3273839 GB Issue 5 un 9 2 O U ONILSAL O m lt 18 HIGH VOLTAGE COMPONENTS High voltages and large currents are present at the High Voltage Capacitor 15 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 18 1 Power Transformer Test 18 1 1 Disconnect and isolate the oven from the electricity supply 18 1 2 Allow the oven to cool down 18 1 3 Remove the oven casing 18 1 4 Ensure that the High Voltage Capacitor is discharged before commencing work 18 1 5 Remove al
39. eck that the oven is not operating continuously whether the display indicates cooking or not 1 1 4 Never manipulate the mains power lead whilst is live 1 1 5 Before removing the oven casing ALWAYS isolate the oven from the mains electricity power supply switch off and disconnect the oven plug from the wall socket turn off isolator switch to disconnect fixed wired ovens NOTE The oven switch does not provide adequate protection against electric shock as it does not isolate all of the internal wiring from the mains 1 1 6 Ensure Electrical supply is locked off to prevent the oven from being inadvertently powered up 1 1 7 Do not leave the oven unattended without the oven panels fitted and keep within sight of other personnel when testing the oven ensuring persons other than trained engineers are denied access 1 1 8 The minimum number of panels should be removed and the HT capacitors must be discharged before working on the oven using a suitably insulated 10 MQ Resistor 1 1 9 Temporary insulation should be used to prevent accidental contact with dangerous conductors 1 1 10 Do not touch any internal wiring or connectors within the Oven whether you believe it is live or not and avoid touching the Metalwork Casing Panels etc of the Oven with your Body 1 1 11 Only use electrically rated screwdrivers for adjusting Pots etc ensuring the tool touches nothing else 1 1 12 Ensure the Test Equipment is set correctly bef
40. essage appears DETAILS U cc 6 The cooking timer counts down to zero and makes a sound to indicate an operator action is required at the end of a cooking stage or the end of a cooking program Once the cooking program has finished opening the oven door to remove the food returns the display to the COOKBOOK screen Note opening the oven door during cooking stops the cooking program and displays a warning Closing the door allows the user to continue or cancel the cooking program To check the oven temperature when cooking lightly tap the temperature displayed the oven cavity temperature is shown with an asterisk 10 5 CHANGING THE OVEN TEMPERATURE 1 Take note of the temperature required for the recipe and select OK 2 Select the temperature symbol 3 An asterisk next to the number indicates the present oven temperature select the required oven temperature for the recipe Once the oven is at the required temperature continue from selecting the COOKBOOK in step 1 10 6 VIEWING amp EDITING PROGRAMS 1 Select COOKBOOK from the main menu screen 2 Select the ALL MENUS symbol 3 Select EDIT COOKBOOK 4 Use the up down scroll arrows on the right side of the screen to find the cooking program for example 1 BURGER and select the view edit cooking program symbol 5 View or adjust the program as required see Development mode for details Ser
41. gh for the oven and contents Allow a minimum clearance A of 2 inches 50mm around the oven for hot air to escape Allow sufficient clearance B in front of the oven for the door to open fully The air intake is located at the rear top of the oven 1 and it is important that the airflow is as cool as possible and not preheated by other appliances such as burners stoves ranges fryers grills and griddles as this will deteriorate the life and performance of the oven Do not affix labels stickers to oven other than those applied or approved by the manufacturer The appliance is to be supplied through a residual current device RCD having a rated residual operating current of 30mA This appliance is intended for counter top applications it is not recommended to be placed on counter tops greater than 1100mm from the ground or below a height likely to cause repetitive injury or strain due to the ergonomics of its installation When installing ensure that it is safe to both remove and place products into the oven without causing injury The oven should not be operated without the AIR FILTER fitted correctly in place HANDLING amp STORAGE When moving an oven always observe and follow National and local requirements for lifting and moving heavy objects Do not use the oven door handle to lift oven When not in use electrically disconnect the oven and store safely in a dry cool place do not stack ovens
42. hould be rated at 20A per phase for 13 16A rated ovens and be Time Delay Motor Start Type European Type C Earth Leakage Circuit If the oven is connected to an Earth Leakage Circuit Breaker device this should allow a minimum of 30 milliamps earth current without interrupting the circuit If you are in any doubt about your electrical supply seek the advice of a qualified electrician BLUE BLACK BLACK D L1 Rear view of plug Rear view of plug Rear view of plug Plug Type plug type plug type EU1 16P Single Phase Single Phase Single Phase 32Amp 13Amp 16 IEC 60309 60309 IEC 60309 60309 EN60309 EN60309 L1 N E 11 L1 N 32 Amp Plug 13 Amp Plug 16 Amp Plug WARNING HIGH LEAKAGE CURRENT EQUIPOTENTIAL Equipotential Earth point is provided on the rear panel of the oven for independent Earth GND connection SINGLE PHASE OVEN LOADING L1 Brown Blue Earth connection is essential Phase Loading Diagram Yellow Green Earth Service Parts Manual original Instructions 1 1 Part Number 3273839 GB Issue 5 W O cc DETAILS 9 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 9 1 START UP 1 Switch the oven on 5
43. ice amp Parts Manual original Instructions 2 1 Part Number 3273839 GB Issue 5 11 8 USB oven programs 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 1 cbr autoupd ate 11 8 1 With the oven switched off slide the Merrychef badge oven front top right upwards and insert the USB Memory Stick into the slot 11 8 2 Switch the oven ON 11 8 3 The files automatically download from the USB showing the progress and confirmation screens for the update 5 9 gt A Y 11 8 4 On completion the oven displays the start up screen 11 8 5 Remove the USB and keep in a safe place Reposition the USB cover 11 9 Temperature Band K 11 9 1 Select the Temp Band symbol at which the oven controls i e 10 C 11 9 2 Select the required temperature band checkbox shown by a green tick Note although the lowest practical Temp Band should be used if the set oven temperature falls by more than the selected Temp Band the ready to cook mode and Temp Band are deactivated until the oven reaches the preheat temperature 11 10 Change Password L 11 10 1 Select the key symbol to change the oven passwords 11 10 2 Select the oven Settings or Service symbol 11 10 3 Enter the existing password and select OK to confirm 11 10 4 Enter the new password select
44. iginal Instructions Part Number 3273839 GB Issue 5 17 OVEN TESTING 17 1 Equipment required e Portable Appliance Tester P A T e Digital Multi meter D M M e Megger similar 500 d c resistance meter 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 e Microwave detection leakage meter Temperature reader Continuity meter e Door Spacer Kit Part 541109 e Microwave safe 600ml glass beaker WARNING ALWAYS DISCHARGE THE HT CAPACITORS BEFORE WORKING ON THE OVEN USING A SUITABLY INSULATED 10MQ RESISTOR A A N WARNING e Microwave safe 2 litre container ALLOW OVEN TO COOL OBSERVE AND FOLLOW ALL SAFETY PRECAUTIONS INCLUDING THOSE DESCRIBED UNDER THE SAFETY REGULATIONS SECTION OF THIS MANUAL BEFORE ATTEMPTING A SERVICE OR REPAIR DANGER THIS APPLIANCE MUST BE EARTHED FAILURETO DO SO MAY RESULT IN ELECTRIC SHOCK AND DEATH CAUTION MICROWAVE EMISSIONS DO NOT BECOME EXPOSED TO EMISSIONS FROM THE MICROWAVE GENERATOR OR PARTS CONDUCTING MICROWAVE ENERGY 17 2 Earth Insulation Test 17 2 1 Disconnect isolate the oven from the power supply 17 2 2 Connect the mains lead from the oven to a P A T Portable Application Tester 17 2 3 Connect the Earth
45. il system is power cycled Display error message until service call and Critical the magnetron cools down or the cavity stat is reset Display error message Critical until ambient controls area temperature is below 60 Display error message until service call and Critical the magnetron cools down or the cavity stat is reset Critical Triac Diode or relay short circuited on SRB Cooling fan failed Cooling fan wired incorrectly Inlet air too hot Blocked inlet filter Cooling fan failed E103 E106 not triggering Failed SRB Magnetron failure Wiring connection fault Blocked Inlet filter Incorrect mains frequency Poor internal external wiring connections Faulty SRB Display error message until system power cycled Cavity fire Failed convection fan No impeller or loose impeller on convection fan Display error message until system 15 power cycled SRB BTS connection cable unplugged or damaged Faulty BTS or SRB Display error message until system 15 power cycled The PM has been changed and is incorrect The PM has been Display error message until system 15 ower cycled removed y 48 Part Number 3273839 GB Issue 5 Service amp Parts Manual original Instructions Error 7 System me has been either has Display error Wrong PM found no incorrect PM inad message until E
46. ination microwave ovens comply with the relevant requirements of the following European standards EN 60335 2 90 2006 1 excluding Annex EE ship board requirements EN60335 2 42 2003 1 2008 60335 1 2002 A11 A1 A12 A2 A13 A15 62233 2008 55014 2 1997 Corrigendum 1997 1 2001 A2 2008in accordance with Category IV requirements 55014 1 2006 1 2009 61000 3 2 2006 1 2009 2 2009 61000 3 11 2000 EN 55011 2009 A1 2010 Classification Class Group 2 Mains terminal disturbance voltage Table 6 Radiated disturbance magnetic field Table 9 Radiated disturbance electric field Table 9 AS NZS CISPR 11 Radiated disturbance CISPR 11 2011 Class A Conducted disturbance CISPR 11 2011 Class AS NZS CISPR 14 Quality and environmental management Manitowoc Foodservice UK employs a quality management system in accordance with 150 9001 2008 and a certified environmental management system in accordance with EN ISO 14001 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 6 INSTALLATION 6 1 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 enou
47. ings off or 5 100 in 1 increments Safety system Agency approved monitored interlock door system current monitoring and overheat detection for magnetron CONVECTED HEAT Temperature settings 0 off and from 100 to 275 C in 1 C steps Distribution system Planar Plumes Safety system oven cavity overheat detection Start up Sequence With the oven switch in the OFF position and the mains power the 075 amp SRB boards boot up The e2 utilizes a new and patented heat transfer method called Planar Plumes How it works When the oven switch is turned ON the splash screen briefly displays oven information and the cabinet cooling fan is activated Heated air is directed into planes which collide above the food surface and then drawn around the food After completing a successful logic test the safety relay is energised and the oven preheats or displays a preheat temperature choice Once preheated the oven displays the main menu ifin FS mode or a recipe selection if in QSR mode Shutting Down Sequence When oven switch is turned OFF the screen displays Shutting Down and the cooling fan operates until the cabinet temperature has been sufficiently reduced cavity temperature of 50C The safety relay is de energised and the 5 SRB boards remain active Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 3 MAIN FEATURES 1 ON OFF
48. ions Part Number 3223839 GB Issue 5 14 SERVICING THE OVEN 14 1 Servicing Procedure 14 1 1 Disconnect isolate the oven from the power supply 14 1 2 Check the oven is correctly installed as described in the Installation Instructions Product Details section 14 1 3 Visually check the cleanliness condition of the power supply cable gland oven casing cavity and door for signs of wear damage distortion etc if required refer to the Spares amp Replacement section 14 1 4 Complete an Earth Insulation test Testing Components section on the oven before switching on 14 1 5 Check the display for Error messages if an Error is shown refer to Errors amp Diagnostics Servicing section 14 1 6 Note If a Firmware update is required follow the instructions under Firmware Updates Servicing section before continuing with the service procedure 14 2 Enter Service mode 1 On start up tap the top right of the splash screen to bypass oven preheat 2 Enter the authorised user password for example MANAGER and select OK to display the Settings menu 3 Select the spanner symbol 4 Enter the service password for example SERVICE on the keyboard and select OK to display the error log service information and test options 14 2 1 Check the Error Log for details of any logged oven errors See Errors amp Diagnostics Servicing section for more details 14 2 2 Check the Oven Counter
49. it to operate when the door is closed and the door seal expands 19 1 1 Door Interlock Adjustment procedure 19 1 2 Disconnect and isolate the oven from the electricity supply 19 1 3 Allow the oven to cool down 19 1 4 Remove the oven casing 19 1 5 Ensure that the High Voltage Capacitor is discharged before commencing work 1 Position Green 2mm spacers over the top corners of the door seal and carefully close the door ensuring the spacer is still in position 2 Slacken the pivot screw 3 Release the adjusting screws and move the backplate until microswitch SW3 just activates then secure all screws 4 Open door to replace the Green 2mm spacers with Red 4mm spacers and close the door 5 Slacken the pivot screw 6 Release the adjusting screws and move the backplate until microswitch SW2 just activates then secure all screws 7 Remove the spacers then open and close the oven door 5 10 times IMPORTANT CHECK THE SWITCHES OPERATE IN THE FOLLOWING SEQUENCE AS MICROSWITCH SW3 MUST SWITCH THE LOAD CURRENT Closing the door e 5 1 opens first e SW2 closes second e SW3 closes third Opening the door e SW3 opens first e SW2 opens second e SW1 closes third OVEN DOOR OPEN L1 OVEN DOOR CLOSED L1 3 8 Service amp Parts Manual original Instructions Part Number 3223839 GB Issue 5 19 2 Convection Fan Motor amp Controller 19 2 1 Convection Fan Motor The convection motor is a 3 phase AC motor
50. k location will provide adequate Ventilation 28 1 1 All internal electrical connections correct see 4 Locate Oven onto a strong level non flammable dn wiring diagrams Surface mE 5 Remove panels amp check all wiring and components for 28 1 2 All wiring insulation is correct and is not touching security any sharp edges 6 Refit panels 28 1 3 All grounding connections are electrically and A E mechanically secure 28 1 4 All door safety interlocks are secure and sides rear mechanically sound dd 28 1 5 The door activates all of the door interlock switches 9 Place a container of water within the oven and switch and in the correct order dol 28 1 6 The door operation is smooth and the arms run 10 Record Model version amp check against serial plate freely in the slots 11 Record BTS UI version 28 1 7 The temperature sensor is correctly connected to 12 Record SRB version the SRB 13 Record Serial Number amp check against serial plate 28 1 8 The casing is securely refitted with no trapped wires 14 Enter Service Mode Before finishing a service call recheck the following 15 Record Voltage amp Frequency points 16 Record Magnetron Current Draw 28 1 9 Run the Recommission tests to ensure the oven is 17 Check for Microwave leakage correctly 15 18 Pacordieatercunear 28 1 10 PIN ONE emissions are below permissible limit of
51. l connections from the Power Transformer 18 1 6 Using a D M M check the resistance of the windings Results should be as follows 1 Mains winding between tags approx 1 1 2 High Voltage winding approx 60 3 Filament winding between terminals less than 10 18 1 7 Using a Megger test the insulation resistance between Primary winding and chassis pass if reading is over 10 MQ e Filament winding and chassis pass if reading is over 10 MQ One end of the High Voltage winding is connected to the chassis so this is not tested 18 2 High Voltage Rectifier Test Diode Board 18 2 1 Disconnect and isolate the oven from the electricity supply 18 2 2 Allow the oven to cool down 18 2 3 Remove the oven casing 18 2 4 Ensure that the High Voltage Capacitor is discharged before commencing work 18 2 5 Remove all connections from the High Voltage Rectifier 18 2 6 Using a Megger test for continuity in both directions Results should be as follows Open circuit both ways FAIL e Conducts one way only PASS Short circuit both ways FAIL Conducts one way leaks the other FAIL 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 ALWAYS DISCHARGE THE HT CAPACITORS BEFORE WORKING ON THE OVEN USING A SUITABLY IN
52. mber 3223839 GB Issue 5 39 un 9 2 O U JJ m gt gt AJ a ur 20 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 OBSERVE AND FOLLOW ALL SAFETY PRECAUTIONS INCLUDING THOSE DESCRIBED UNDER THE SAFETY REGULATIONS SECTION OF THIS MANUAL BEFORE ATTEMPTING A SERVICE OR REPAIR CAUTION MICROWAVE EMISSIONS DO NOT BECOME EXPOSED TO EMISSIONS FROM THE MICROWAVE GENERATOR OR PARTS CONDUCTING MICROWAVE ENERGY Microswitch SW1 SW2 HV Transformer Motor speed controller Cooling fans Air filter Heater element Speaker Convection motor Steam vent outlet Door hinge assembly AO Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 11 Overheat stat Magnetron 12 Microswitch SW3 13 Oven door 14 LH Door hinge assembly 15 Temperature sensors 2 x parallel Thermocouples oven cavity 16 Fuse 20A 17 Neutral cut out relay Omron 12v DC Relay 18 HT Transformer 10A 19 Control circuit Fuse 7A 20 Smart Relay Board SRB 21 Heater element switching relay 240V 22 Stirrer 23 Stirrer motor assembly 24 Auxiliary transformer 24V 25 Cavity overheat stat 26 HV Capacitor 2
53. me right selected item 3 to or from the E an 3 Select an item then choose whether to change its Press amp Go order within the menu or to remove it into the lower Sl list 4 Select an item to move into the upper list making Select to scroll it available in the PRESS amp GO menu ee or 5 Select backspace to return to the menu screen when finished 10 4 USING A COOKBOOK PROGRAM To find the required Program in the cookbook WARNING ENSURE THERE IS FOOD PRODUCT IN THE OVEN BEFORE STARTING A COOKING PROGRAM 1 Select COOKBOOK from the main menu screen 2 Select the ALL MENUS symbol 3 Use scroll up down arrows to find the program NOTE if an image has a red line around it the oven temperature is set too high or too low for that recipe See CHANGING THE OVEN TEMPERATURE Taking all the necessary precautions to ensure you do not burn yourself place the food product into the hot oven cavity and close the door WARNING HOT SURFACE HAZARD 1 6 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 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 m
54. n This information should be kept with the service documentation Service amp Parts Manual original Instructions 3 3 Part Number 3273839 GB Issue 5 ONILSAL O m lt 17 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 17 7 1 Place the probe of a temperature reader onto a heat sink in the centre of the oven cavity and close the oven door 17 7 2 Select Temperature Control Test B from the service mode tests The oven heats up and cycles at the maximum set point temperature over 30 minutes 17 7 3 Once the oven is up to maximum temperature check for a stable temperature reading 17 7 4 Select the red X to finish the test if necessary 17 7 5 If the temperature reading is different to the maximum set point scroll up C to select TEMP COMP Temperature Compensation D and enter the password 17 7 6 Enter the figure from the temperature reader on the keypad E and select OK to calibrate the SRB to the thermocouple 17 7 7 Retest to check that the oven cavity temperature reading is the same as the oven maximum set point temperature If the temperature reading is unstable 1 Disconnect and isolate the oven from the electricity supply 2 Allow the oven to cool down 3 Remove the
55. n and close the door 1 Select a program group for example BURGERS to display the individual cooking programs q lt or a 2 Select a cook program to start for example 2 BURGERS 3 Follow instructions if displayed on the screen 4 Touch the green tick to cook The cooking time counts down for each program stage 5 When the program ends a red bar is displayed usually with an audible sound open the door or touch the red X to return to the cook program Note opening the oven door during cooking stops the cooking program and displays a warning Closing the door allows the user to continue or cancel the cooking program AIR FILTER 8 GREASE TRAY IMPORTANT Clean the AIR FILTER 6 located at the top rear of the oven and the GREASE TRAY 7 located at the front underside of the oven every day and ensure the air filter and grease tray are in place prior to operating the oven See CLEANING MAINTENANCE 9 3 SCREEN SAVER An active screen saver will mask the screen showing a moving image To use the touchscreen tap the screen to deactivate the screen saver Service amp Parts Manual original Instructions 1 3 Part Number 3273839 GB Issue 5 10 OPERATING GUIDE FULL SERVICE OVEN 10 1 easyToUCH MAIN MENU amp KEYBOARD SCREEN MAIN MENU SCREEN 1 DEVELOPMENT MODE enables multistage cooking programs to be developed then stored under
56. o affected by line voltage under load so this test is an approximation only 17 5 1 Ensure the oven is cold then enter Service mode to bypass oven preheating 17 5 2 Select Visual View B to check the oven cavity temperature reading is as close to 0 as possible 1 Fill a microwave safe container glass or plastic with one litre 1 78 pints of tap water at about 20 C 68 F 2 Measure and record the water temperature in the container using a thermometer capable of reading 0 1 degree increments 3 the container centrally inside the oven 4 Select Microwave Power Test C from the service mode tests Microwave power 100 for 63 seconds fan minimum ONILSAL O m lt 5 When the countdown has finished remove the container from the oven immediately stir with a plastic implement and measure the water temperature 6 Calculate the temperature rise of the water end temperature minus the start temperature The Temperature Rise should be 2 14 3 C 58 F 5 If the temperature rise is outside these limits e Check the microwave circuit and components Testing Components section 3 2 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 17 6 Microwave Leakage Test Note before measuring Make sure that the survey meter you using has been calibrated and is suitable for measuring frequencies of 2 450 MHz e
57. o display an unlock symbol on the Quick Serve Cookbook screen to allow access to the Settings menu 11 2 Language options B 11 2 1 Select the globe symbol B 11 2 2 Select the checkbox of the required language from the list shown 11 3 Oven temperature settings and labels C 11 3 1 To change the oven preheat temperature select the temperature symbol C to display the keypad enter the required temperature and select OK 11 3 2 Note the temperature options screen is only displayed at start up when two or more temperatures are set above minimum 11 3 3 To change a temperature label select the label to display the keyboard enter the required label name and select OK For Service information amp error logs D refer to Servicing 20 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 11 4 Recipe counters E 11 4 1 Select the clipboard symbol to display a listing of recipe counters 11 4 2 Ifshown use the arrows bottom right to scroll up and down the list 11 5 Date and Time settings F 11 5 1 Select the time date symbol to display the setting options 11 5 2 CHANGE THE DATE Select MONTH enter the correct Month on the keypad and select OK 11 5 3 Select DAY enter the correct Day on the keypad and select OK 11 5 4 Select YEAR enter the correct last two digits of the Year on the keypad and select OK 11 5 5 To display the Month first follo
58. o remove any food particles from between the oven floor and the inside of the front door 2 Wear protective rubber gloves and protective glasses carefully spray a non caustic proprietary branded Oven Cleaner onto all the internal surfaces of the oven except the door seal A DO NOT spray directly into the fan opening at the rear and towards the sides of the oven 3 For difficult areas leave to soak for 10 minutes with the oven door open Use a non abrasive nylon scrub pad sponge to clean the cavity roof and the inside of the door Do not scrub the door seal or use metallic scourers 4 Wash off using a clean cloth and plenty of clean warm water and dry using a fresh clean cloth or paper towel Replace all the cleaned oven parts Close the oven door and wipe the outside of the oven with a damp cloth DO NOT USE THE OVEN WITHOUT A CLEAN AIR FILTER IN PLACE APPLY OVEN PROTECTOR 1 Only apply to a clean oven Spray proprietary branded Oven Protector onto a sponge 2 Spread Oven Protector lightly onto the internal surfaces of the oven avoiding crumb filters and cooking plates 3 Spread Oven Protector lightly onto the internal surface of the oven door avoiding the door seal Switch on the oven and preheat When the oven has reached operating temperature it will take about 30mins to cure the Oven Protector Note Oven protector turns light brown when cured 24 Service amp Parts Manual original Instruct
59. or Door Switch Adjustment 3021439 12V DC Omron Relay 1 Kits EA m Bs ml 1 1 1 N 46 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 25 ERROR CODES DISPLAYED Error Error System Supply Voltage Error 4 1096 of rated voltage Re commission Warnin Cooling Test Fail User input ng error message message Convection Test Re commission test Warning User input Fail error message message 155 Turntable Test User input ng error message Re commission test message Warning Heater Test Fail User input error message message Magnetron Test Re commission test Fail error message Warning User input message Filter In Test Fail dL input error message Warning message Filter Out Test Fail User input error message Warning message Door Closed Test Re commission test Warning User input Fail error message message 2 Door Open Test Re commission test Warning i User input e Fail error message message TS ar let Warni 2 User input e cleaning message Air Filter Override Oven operation Accepted by the continued with the User input customer air filter removed Warning message Mains Power On oven connected Power on N A to the supply Service amp Parts Manual original Instructions 47 Part Number 3273839 GB Issue 5
60. ore use 1 1 13 Test equipment such as meter test leads or clamps must be fitted and removed whilst the unit is dead for each and every test 1 1 14 Do not undertake functional Magnetron testing with the oven panels removed 1 1 15 Avoid touching the Test Equipment unless necessary for the operation 1 1 16 Upon completion of a service follow the steps for Commissioning the oven under the Commissioning section of this manual IF SMOKE IS OBSERVED SWITCH OFF THE OVEN DISCONNECT ISOLATE FROM THE ELECTRICAL SUPPLY KEEP THE OVEN DOOR CLOSED TO STIFLE ANY FLAMES 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 ALWAYS DISCHARGE THE HT CAPACITORS BEFORE WORKING ON THE OVEN USINGA SUITABLY INSULATED RESISTOR 4 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 2 PRODUCT OVERVIEW amp 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 DETAILS W O cc USB memory stick data transfer MICROWAVE POWER Distribution system rotating active antennae Microwave sett
61. oven ON 2 16 1 26 Tap the top right of the screen 3 to bypass the preheat stage 16 1 27 Enter the password and select OK to display the Settings menu see 4 16 1 28 Select the USB symbol 5 16 1 29 Select the FIRMWARE USB symbol 6 16 1 30 Select the QTS file 7 with the correct file version number Note a tinted band over a file name indicates the file is not valid for that oven 16 1 31 Check the file information shown is correct before selecting OK 8 if not select and locate the correct file 16 1 32 The CBR file is checked and the download progress from the USB is displayed 9 followed by the update status and confirmation screens 16 1 33 The QTS SRB and Application Icon files then download automatically showing the progress status and reboot confirmation screens for each file update 16 1 34 On completion the oven start up screen 10 is displayed showing the updated firmware versions followed by the oven pre heat temperature screen Confirming the oven update After an oven update the oven copies files back to the USB memory stick 16 1 35 Load the files from the USB memory stick to a computer and open the update UPDATE txt file 16 1 36 An oven update is confirmed below the oven serial number with updated following the QTS SRB firmware and App Icons UPDATE STATUS OK aHB FIHMWAKE APP ICONS 3 O Service amp Parts Manual or
62. oven casing 4 Checkthe cavity temperature sensor wire and connections 5 fthe wire and connections are ok replace the cavity temperature sensor see Spares amp Replacement section 6 Replace oven casing switch ON and retest 7 Ifthe temperature is still unstable repeat steps 1 to 3 replace the SRB see Spares amp Replacement section repeat step 6 NOTE reuse the existing PM Personality Module on the new SRB 17 7 8 Repeat the Temperature Control Test procedure 34 Service amp Parts Manual original Instructions Part Number 3223839 GB Issue 5 17 8 Soak Test Checking the oven cavity integrity Procedure 17 8 1 Place an oven microwave safe container with approx 2 litres of water into the oven 17 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 a ara ET 17 8 3 Run the test 30 minutes carefully checking the oven casing joints and door seal for signs of steam or water escaping from the oven cavity 17 8 4 If necessary rectify any leaks and repeat the test 17 8 5 Safely remove the container from the oven 17 9 Recommission Test The Recommission tests are performed following the completion of a service or repair to ensure the oven is operational before handing back to the customer Some of the tests have a countdown timer where failing to carry out a test within the tim
63. power on time and the ambient controls area temperature in the cabinet 15 4 2 Select backspace to return to the Service menu 26 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 15 5 VISUAL VIEW 15 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 15 5 2 Open the oven door and check the colour changes from green to red on the display to check the door microswitch interlock circuit is operating Place 2mm door spacers onto the oven door when the oven is cool refer to Door Interlock Adjustment Testing Components section for details close the door and check the colour on the display Green indicates the door adjustment is ok red indicates that the Door Interlock Adjustment procedure must be completed 15 5 3 Select the cooling fan to check there operation J Z gt 15 5 4 Place microwave safe container of water into the oven close the oven door and select the magnetron to test the current draw at maximum output This will also initiate the cooling fans this will time out after 30 seconds Using heat proof gloves remove the container and close the oven door 15 5 5 Select the Convection Fan and check it 15 operating through the different fan speed settings available 15 5 6 Select the Heating Element it increases to maximum temperat
64. s to find the usage of components and the Controls area temperature within the cabinet Errors Diagnostics Servicing section 14 2 3 Check the operational performance of the main components using the Visual or Data View Errors amp Diagnostics Servicing section 14 2 4 Perform the Oven tests Testing Components section If required refer to the Spares and Replacement section for any repairs needed before continuing with the Oven Tests 14 2 5 Follow the procedures under the Commissioning section before commissioning the oven for use 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 OBSERVE AND FOLLOW ALL SAFETY PRECAUTIONS INCLUDING THOSE DESCRIBED UNDER THE SAFETY REGULATIONS SECTION OF THIS MANUAL BEFORE ATTEMPTING A SERVICE OR REPAIR CAUTION MICROWAVE EMISSIONS DO NOT BECOME EXPOSED TO EMISSIONS FROM THE MICROWAVE GENERATOR OR PARTS CONDUCTING MICROWAVE ENERGY Service amp Parts Manual original Instructions 25 Part Number 3273839 GB Issue 5 2 Y gt 15 ERRORS amp DIAGNOSTICS 15 1 ERROR MESSAGES 15 1 1 A description of the type of error is shown Check for a number following ERROR A and refer to the Error
65. t clean see CLEANING and should NOT be used to support heavy objects 9 DOOR SEALS These ensure a tight seal around the door They should be kept clean and checked regularly for signs of damage At the first sign of wear they should be replaced by a Merrychef approved Service Agent 10 CRUMB FILTERS IMPINGER PLATE amp COOK PLATE The metal crumb filters covering the convection paths in the oven cavity sides must be kept clean and free of debris Great care should be taken when cleaning this area of the oven noting the different oven requirements shown under Cleaning amp Maintenance in this manual 11 OVEN CAVITY The oven cavity is constructed from stainless steel and must be kept clean by following the cleaning instructions in the Cleaning amp Maintenance section of this manual 12 GREASE TRAY The grease tray located under the oven must be cleaned daily Carefully slide the tray forwards and away from the oven for cleaning 6 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 4 TECHNICAL SPECIFICATIONS 4 1 Specifications mem FPoweroutputconvection RO 22 09 13 22713 15A 22004 CA 297 138 337 15 427 20 674 20A Twin 4 2 Serial Number example Rating Plate Serial number YY MM SITE SERIAL i e 10 06 2130 12345 1006213012345 Oven manufactured 2010 in June at Sheffield UK production number 12345
66. to maintain and prolong the efficiency of your oven Equipment required not supplied Non caustic proprietary branded oven cleaner heat proof gloves protective rubber gloves non abrasive nylon scrub pad cleaning towel and cloths eye protection and dust mask optional CAUTION WEAR PROTECTIVE RUBBER GLOVES WHEN CLEANING THE OVEN NEVER use sharp implements or harsh abrasives on any part of the oven WARNING DO NOT USE CAUSTIC CLEANERS ON ANY PART OF THE OVEN OR OVEN CAVITY AS IT WILL CAUSE PERMANENT DAMAGE TO THE CATALYTIC CONVERTORS Service Parts Manual original Instructions 2 3 Part Number 3273839 GB Issue 5 13 Cold CLEANING INSTRUCTIONS 2 Complete COOL DOWN procedure and allow the oven and accessories to cool before commencing cleaning DO NOT USE TOOLS REMOVE amp CLEAN Oven Parts 1 Remove the air filter at the rear of the oven by sliding upwards 2 Open the oven door and remove the crumb filters impinger plate and cook plate 3 Carefully slide the grease tray forwards to remove from the oven and dispose of the contents responsibly following any applicable guidelines or regulations 5 A d Wash all parts in warm soapy water Wash off using a clean cloth and plenty of clean warm water Dry using a fresh clean cloth CLEAN THE OVEN 1 Remove any spillages with disposable paper wipes Use a dry clean brush t
67. ure then cycles the Convection Fan is on by default Check the cavity temperature and heater element current draw at maximum are correct Service Parts Manual original Instructions 2 7 Part Number 3273839 GB Issue 5 16 FIRMWARE UPDATES Note ificons are not displayed on the screen press in the same positions on screen as the missing icons to select 16 1 1 Switch on the oven 16 1 2 Tap the top right of the screen 1 or the same position if it is not displayed to bypass oven preheat 16 1 3 Enter a password i e Manager and select OK 2 or the same position if the green tick symbol is not displayed 16 1 4 Select the USB symbol 3 or the same position if it is not displayed 16 1 5 Select one of the USB options 4 or the same position if it is not displayed Firmware for BTS amp SRB updates and Recipe for Icons Install the SRB update first the BTS update second and Icons third 16 1 6 Select the firmware to install and select OK 5 to confirm or the same position for the OK green tick symbol if it is not displayed un rri JJ lt Cc 16 1 7 The update screen displays the file version and product select OK green tick symbol to confirm installation 6 or the same position if it is not displayed UPDATE UPDATE 28 Service amp Parts Manual original Instructions Part Number 3273839 GB Issue 5 IMPORTANT Downloading from a USB will clear all e
68. ven UPLDA TI ING COMPLE TED 16 1 20 Check the file information shown is correct before selecting OK 14 if not select X and locate the correct file 16 1 21 The file update progress is displayed 15 At 5096 the cooling fan stops operating after 10096 various screen displays appear as the software reboots 16 1 22 Checkthe screen shows the correct 5 version was installed 16 if not repeat the process using the correct file 16 1 23 Remove the USB and keep in a safe place Reposition the USB cover Qanitowoc Service amp Parts Manual original Instructions 2 0 Part Number 3273839 GB Issue 5 J Z un rri JJ lt Cc DO NOT REMOVE USB DURING DOWNLOAD SEQUENCE AS THIS COULD CORRUPT THE USB DATA IMPORTANT Downloading from a USB will clear all existing programs Only use an empty USB memory stick formatted as follows A 16 to update from UI QTS XX XXXXX V1 2 16 B FAT16 or FAT32 to update from UI QTS XX XXXXX V1 2 17 or later Copy the following firmware files to the ROOT directory of the USB memory stick e QTS eX XXX VX X XX BIN e SRB eX X X XXX BIN e VX APP eX CBR e Autoupd ATE For update A follow all instructions For update B follow the first 2 instructions 16 1 24 With the oven switched off slide the Merrychef badge oven front top right upwards and insert the USB Memory Stick into the slot 1 16 1 25 Switch the
69. vice amp Parts Manual original Instructions 1 7 Part Number 3273839 GB Issue 5 10 7 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 Select the camera icon to open pictures 5 A d 5 Select a picture to represent the Group Use the scroll arrows for more pictures 6 Enter a name for the new Program Group max 20 characters and select OK to save the Program Group to the Cookbook Select backspace to return to the COOKBOOK 10 8 MOVE A PROGRAM WITHIN A PROGRAM GROUP Example moving the position of the 4 BURGERS cooking program within the program group called BURGERS 1 Select COOKBOOK from the main menu screen 2 Select the BURGERS program group 3 Select EDIT COOKBOOK 4 Use the up down scroll arrows on the right side of the upper part of the edit screen to view the cooking programs in the group Program Group Then select the cooking program to be moved 4 BURGERS and use the up down arrows on the Move the um n left side of the upper screen to move the selected 1 2 program within the program group program within the current the Program Program Group Group Select backspace to return to the COOKBOOK screen 1 8 Service amp Parts Manual original Instructions Part
70. wed by the Day and Year select the MM DD YY checkbox Note the Error Logs are recorded using these settings 11 5 6 CHANGE THE TIME Select HOUR enter the correct Hour on the keypad and select OK 11 5 7 Select MIN enter the correct Minutes the keypad and select OK UY q lt or a 11 5 8 Select the day name shown to cycle through to display the correct weekday 11 6 Sound levels G 11 6 1 Select the speaker symbol to adjust the volume level suitable for the environment from none rap e i OFF to the loudest 100 11 6 2 Select music note symbol to set LOW MED or Em E di HIGH tone 4 11 6 3 Select the keypad symbol to switch the sound ES y ON or OFF when the touchscreen is pressed 11 7 Oven Timer H 11 7 1 Select the thermometer timer symbol 11 7 2 Select the Timer Enabled checkbox green tick 11 7 3 Select a weekday using the up down arrows 11 7 4 Select an empty Time box maximum of 5 per day or clear the box using the wipe symbol 11 7 5 Enter the start time on the keypad and select OK 11 7 6 Select an empty Temperature box opposite the Time box displaying the time just entered or clear the box using the wipe symbol next to it 11 7 7 Enter the cavity temperature required on the keypad and select OK Note you can also select zero to turn the heat off Selecting the red circle symbol will switch the oven OFF Serv
71. xisting programs Update the SRB first the BTS second and the Icons third found under the USB Recipe heading 16 1 8 Switch on the oven and tap the top right of the screen 1 to bypass the preheat stage 16 1 9 Enter the password and select OK to display the Settings menu see 2 16 1 10 Select the USB symbol 4 16 1 11 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 16 1 12 Once the USB has stopped flashing select the FIRMWARE USB symbol 5 16 1 13 The current QTS Touch Screen amp SRB Smart Relay Board Firmware versions are displayed at the top left of the screen 6 SRB FIRMWARE UPDATE 16 1 14 Select the SRB file required 7 16 1 15 Check the file information is correct before selecting OK 8 16 1 16 Update progress is displayed 9 16 1 17 Select backspace 10 3x to return to the USB screen shown 11 16 1 18 If the firmware versions are far apart an SRB conflict could cause an error message 12 to be displayed In these instances by selecting the cogs symbol towards the lower right of the screen will access to update firmware QTS FIRMWARE UPDATE E 16 1 19 Select the OTS file 13 with the correct file version number Note a tinted band over a file name indicates the file is not valid for that o

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