Installation and operating instructions MAI This oven is a pre-production prototype model intended for use in field trials only, it must not be sold ION T A M FOR N I T TAN USE R E NS O R O P I O T F IM C U BE READ ESE INSTR E TH V A S E PLEAS MENUKEY2 Users are cautioned that maintenance and repairs should be performed by a Merrychef authorized service agent using genuine Merrychef replacement parts.
PRECAUTIONS TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY a) Do not attempt to operate this oven with the door open since open-door operation can result in harmful exposure to microwave energy. It is important not to defeat or tamper with the safety interlocks. b) Do not place any object between the oven front face and the door or allow soil or cleaner residue to accumalate on sealing surfaces. c) Do not operate the oven if it is damaged.
IMPORTANT SAFETY INSTRUCTIONS When using electrical appliances basic safety precautions should be followed, including the following: WARNING To reduce the risk of burns, electric shock, fire, injury to persons, or exposure to excessive microwave energy: 1. Read all instructions before using the appliance. 2. Read and follow the specific “PRECAUTIONS TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY” FOUND ON PAGE 2. 3. This appliance must be grounded. Connect only to a properly grounded outlet.
ELECTRICAL INSTALLATION For all cord connected appliances: GROUNDING INSTRUCTIONS This appliance must be grounded. In the event of an electrical short circuit, grounding reduces the risk of electric shock by providing an escape wire for the electric current. This appliance is equipped with a cord having a grounding wire with a grounding plug. The plug must be plugged into an outlet that is properly installed and grounded. WARNING — Improper use of the grounding can result in the risk of electric shock.
PRECAUTIONS TO BE OBSERVED 1. 2. 3. 4. 5. 6. Read this manual before using your oven. As with all electrical appliances, it is wise to have the electrical connections inspected periodically. The oven interior and door seals should be cleaned frequently, following the instructions described in the CLEANING section. There is no need to switch off your oven after each function but remember to switch off at the end of the day or period of operation.
INSTALLATION Remove packing material and protective film from the oven. Included inside your oven: Check for obvious signs of transit damage. If necessary, inform the freight company IMMEDIATELY. 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.
SUITABLE COOKING UTENSILS Manufacturer’s instructions should be checked to determine the suitability of individual containers or utensils using each of the cooking functions. DO NOT place metal trays or containers on the BOTTOM of the oven as arcing may occur. co m bi n co atio n nv ec tio n on ly The following chart provides general guidelines: Heat resistant containers Toughened glass Vitreous ceramics Earthenware (porcelain, crockery, china etc.) Do not use items with metallic decoration.
INTRODUCTION This oven offers operators the flexibility of combination cooking with additional control over fan speed and microwave power. Combination cooking enables high quality results to be achieved in a fraction of the time taken by conventional cooking, particularly when baking, browning, roasting, grilling or producing gratinee dishes.
MAIN FEATURES 7 6 12 11 8 1 2 Rear view 3 4 5 9 10 7 ON/OFF SWITCH 1 AIR OUTLETS 2 3 4 5 6 These vents on the rear panels enable air which has been used to cool internal components to escape. It will not allow microwave energy to escape into the environment. They must be kept free from obstruction. OVEN CAVITY The cavity is constructed from stainless steel and vitreous enamelled panels. It must be kept clean (see CLEANING).
CONTROL PANEL PREHEAT PAD FAN SPEED PADS PROGRAM TIME/PROGRAM PADS ENTER DISPLAY PANEL POWER PADS POWER PADS The microwave power can be increased or decreased adjusted in 10% steps. ( 0% to 100% ) The default setting is 50% microwave power. FAN SPEED PADS The Fan speed can be increased and decreased in 5% steps ( 10% to 100% ) TIME/ PROGRAM PADS These pads are used for setting the cooking time in 1 second steps to a maximum of 30 minutes.
USING THE OVEN FOR THE FIRST TIME The MAI oven has a constant operating temperature for cooking. When the PREHEAT pad is pressed the oven heats up to this temperature before cooking can commence, this set initially at 480°F. To change the PREHEAT temperature within range 212°F to 525°F: 1 Switch oven OFF Serial No. Model No. Software MK serial No. 2 Press and hold PREHEAT pad and switch the oven on The oven serial no.
OPERATING INSTRUCTIONS: MANUAL MODE The oven can be operated in manual or programmed mode. It is important to understand manual mode prior to attempting program operation. WARNING: DO NOT APPLY MICROWAVE ENERGY WHEN OVEN IS EMPTY DO NOT USE THE OVEN WITHOUT CLEAN AIR FILTERS IN POSITION To familiarize yourself with the controls place a heatproof bowl containing approximately 2.5 pints of water in the oven.
AUDIBLE WARNING At the end of every timed cycle an audible warning will sound. The audible warning stops when the door is opened. On closing the door after interrupting the cycle the audible warning sounds as a reminder to press START (see PAUSE FACILITY). The audible warning can be stopped by touching the cancel pad but it is important to remember that food in the oven will continue to brown until removed. PAUSE FACILITY A cooking cycle may be interrupted by opening the door.
PROGRAMMING NUMBER PADS 1 Pre-programming allows repetitive cooking procedures to be stored for ease of use. Each program can comprise up to four stages, allowing at each, independent control of Stage time, Microwave power level and Fan speed. However, programs must be used with caution, since if the food to cook varies in weight or density, adequately cooked food may not be achieved.
PROGRAMMING NUMBER PADS 2 Press NEXT to move to the next stage. STAGE 4 Time Power Fan 02.35 3 70% 35% STAGE back NEXTt Time Power Fan STAGE 02.35 270% 35% TIME back FAN POWER NEXT 02.35 35% 70% 5 Repeat step 4 for Program Stage 2, stage 3 and stage 4 as required. To skip a stage press NEXT. BACK NEXT STAGE 4 6 On completing stage 4, to review the program stages press the BACK function button. TIME FAN POWER 02.35 35% 70% BACK NEXT Press the NEXT function key.
PROGRAMMING NUMBER PADS 3 TO EDIT THE PROGRAM NAME Use the POWER DOWN ARROW to move one space forward in the program name. PROGRAM 32 23456789_ A BCDEFGHIJ IZZA 10” - - - - - - - - - - ACCEPT SAVE Use the UP ARROWS to select a new character from the list . To delete a character select space from the list using the UP ARROWS.
RUNNING A PROGRAM Using number pad keys to run a program Programs 00 to 99 can be recalled using the number pad keys. The following procedure should be used to activate these programs. OVEN COLD Press Preheat 1 Switch the oven on 2 Press Preheat Pad to heat the oven up to its pre-set READY TO COOK AT 480°F temperature this will take approximately 20 minutes.
MenuKey : CHANGING OVEN MENU PROGRAMS The MenuKey System automatically changes all the cooking programs with the turn of a key. To change the menus on the oven: MENUKEY2 1 Ensure the power switch is off. 2 Lift the MenuKey cover in the top front panel of the oven and put the key in the slot. 3 With the key still in place switch the power switch on. The oven will now go through the program download sequence by displaying the following: The MenuKey Code.
CLEANING: 1 For the oven to operate at peak efficiency, the cavity, door and air filters must be kept clean. A daily cleaning routine will ensure that you comply with the required hygiene standards and will help to maintain and prolong the efficiency of your oven. Follow the SAFETY INSTRUCTIONS at the beginning of this manual.
CLEANING: 2 • ALWAYS switch off at the electrical supply and allow oven to cool for at least 20 minutes before cleaning • CAUTION: Allow the oven and accessories to cool before commencing cleaning • CAUTION: Wear protective rubber gloves when cleaning the oven Cleaning the oven cavity and door 1. Remove the oven rack and lift out the bottom impinger plate from between the retaining pins on each side. To remove the top impinger plate undo the two thumb screws and ease the plate forwards and down.
TECHNICAL SPECIFICATIONS Merrychef MAI External Dimensions Convection Microwave Height Width Depth Wt. Power output Power output ( inches ) ( inches ) ( inches ) ( lb.s) ( watts ) ( watts ) 23.0 23.0 27.5 187 1500 3250 Power supply ( See Product Rating Label ) Approved Service Agent Merrychef and Menukey are registered trademarks of Merrychef Ltd. 21 Pt No.