Hobart HFB6 User's Manual
Contents
1. MODEL HFB6 ELECTRIC FlashBake OVEN MODEL 6 ML 126878 ML 126880 CORPORATION 701 S RIDGE AVENUE TROY OHIO 45374 0001 937 332 3000 www hobartcorp com FORM 34485 May 2000 TABLE OF CONTENTS n A nee aut 3 INSTALLATION x Oat ease e wake ee 3 WAPACKING 446 isa w thai 3 arte steers Mek elas ei ee Kole in a Re 3 Installation Codes and 4 PSSOMDIY nite Oa es wR a ER OSs ake ES 4 Exhaust Duct Installation on bene ey Ree a Sane 4 Electrical Connection Hard Wired 5 Electrical Connection Cord Connected Ovens 5 Start up Testing Aes oto crs AC eg ee 6 Lamp MSs Oe cease Gan eee aetna acts Dees 6 Voltage TeSt scrie ei WEE Gis 6 OPERATION art hte arate eee RNG 7 7 Utensils to USE 7 COOKING HINS ic ica ce he 7 Controls Model 8 Start COOKING nes tet het mae Poets eon es 9 Choosing Power Level 9 Choosing a Cook 555552. Press START and the cook cycle will begin The oven automatically adjusts the top and bottom power ratios to provide optimum performance During a cook cycle it is normal to see the lamps turn on and off at various times A lower power setting will result in more lamp off time Also a very hot oven will result in more lamp off time especially at the lower power settings CHOOSING A POWER LEVEL Use the table below to determine the suggested power level for the following types of food Experiment with the times and power levels to find the desired settings for your products Most frozen appetizers finger foods Cookies Biscuits Bagels Meats Brownies Muffins Sandwiches Seafood Breads Bread Sticks Melting Cheese Fresh Dough Pizza Cheese Sticks Top Browning Par baked Dough Cinnamon Rolls Frozen Pizza Pastries Lasagna reheating CHOOSING A COOK TIME Most items cooked in the FlashBake oven will cook in approximately one half to three quarters of the time recommended for a conventional oven Check the food after cooking for half the recommended time Add time if necessary to obtain the desired cooking results TO SAVE A RECIPE Presets Once you have determined the appropriate settings for a food item you can store those settings in any one of the 20 preset locations After selecting the desired settings simply press the SAVE button The display will prompt you to elect one of the 20 available storage locations using the
3. 76 mm minimum clearance on each side of the oven The area behind the oven around the blower must be kept clear of obstructions and allow free air circulation Make sure the cord can be plugged into the appropriate outlet 4 INSTALLATION CODES AND STANDARDS The HFB6 FlashBake oven must be installed in accordance with In the United States of America 1 State and local codes 2 National Electrical Code ANSI NFPA 70 latest edition Copies may be obtained from The National Fire Protection Association Batterymarch Park Quincy MA 02269 In Canada 1 Local codes 2 Canadian Electrical Code Part 2 CSA Standard C22 1 latest edition Copies may be obtained from The Canadian Standard Association 178 Rexdale Blvd Rexdale Ontario Canada M9OW 1R3 ASSEMBLY Install the upper lamp shield into the oven cavity Be sure the shield is pushed all the way back and is lying flat in the channels Refer to REMOVING AND INSTALLING THE TOP LAMP SHIELD page 13 Place the grill on the rollers EXHAUST DUCT INSTALLATION A length of flexible exhaust duct may be attached to the oven to vent hot air out of the area Attach the duct to the blower assembly Fig 1 The other end of the duct can be vented into an existing hood or to the outside in a manner consistent with local building codes Flexible Duct By Others The exhaust duct must not be less than 4 10 1cm diameter and a recommended maximum length of 6 Fan feet
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5. Soe eee eee ee eet 9 To Save a 2 2 2 252 4 2 waa ss 9 Password Protection for 10 Stopping or Pausing 10 BIOWEP Tahaan 10 11 Approved Cleaning Materials Procedures 11 Cleaners ata 11 gt LOGS oi esta EANA 11 Removing and Installing the Top Lamp Shield 13 be Oa eae ee E 14 Inspecting Ae oe es ad Cee ee 14 FUSES eet aire Sele eee eee tats 14 Circ it ProtectolS eae 14 Lamp 2222222 925024 14 TROUBLESHOOTING 15 Error Messages 16 SEICE 16 HOBART CORPORATION 2000 D Installation Operation and Care of MODEL HFB6 ELECTRIC FiashBake OVEN SAVE THESE INSTRUCTIONS GENERAL Your Hobart FlashBake oven is a versatile oven that employs a revolutionary high quality high speed cooking technology The baking process is so fast that food retains its natural juices Bread products brown and become crisp while vegetables retain their color and texture FlashBake ovens use visible
6. and cooking will continue from the point atwhich itwas paused If no more cooking is needed press the STOP gt gt PAUSED lt lt button and the cooking cycle will be ended After a cook cycle ends the oven will beep every few seconds until the door is opened or a button is pressed This is to remind the operator that the food is still in the oven Extending the Cook Time To extend the cook time press the ADD TIME button after the cook cycle has completed The oven will cook for an additional 20 seconds atthe last recipe s ending intensities You can stop the extended cook cycle at any time by pressing the STOP or PAUSE buttons An asterisk appears next to the recipe number in the display Recipe 1 0 19 indicating that it is cooking in an extended mode The TIME value is MED POWER set to 20 seconds and it begins counting down as usual Time 1 30 BLOWER The oven blower turns off automatically after approximately 4 minutes of nonuse adding to the oven s energy efficiency 10 CLEANING WARNING DISCONNECT ELECTRICAL SUPPLY BEFORE CLEANING THE OVEN WARNING THE OVEN AND ITS PARTS ARE HOT USE CARE WHEN OPERATING CLEANING OR SERVICING THE OVEN The interior cleanliness of the FlashBake oven is essential to ensure maximum efficiency of your oven Keeping the oven clean and free of food debris will minimize the possibility of smoke and odors from food stuck on the lamp shields and interior walls The interior of
7. residue from baking on the shields and burning The upper lamp shield is easily removed with the door open Lift the front edge of the lamp shield over the retaining feature Fig 2 and pull it toward you To reinstall the lamp shield place it on its rails and gently push it into the oven until it stops Be sure the lamp shield is properly seated behind the retaining feature OVEN DOOR LAMP SHIELD RAIL SS OVER RETAINING FEATURE Ee ae PULL LAMP SHIELD TOWARD YOU NON REMOVABLE PL 52646 Fig 2 It is recommended that you obtain spare lamp shields so that dirty ones can be replaced quickly Dirty shields can then be cleaned during off peak times The lamp shield is made of a special transparent material with specific properties Replace shield only with official FlashBake oven replacements 13 MAINTENANCE WARNING THE OVEN AND ITS PARTS ARE HOT USE CARE WHEN OPERATING CLEANING AND SERVICING THE OVEN WARNING DISCONNECT THE ELECTRICAL SUPPLY BEFORE PERFORMING ANY MAINTENANCE ON THE OVEN Do not remove the oven covers or attempt to open the control cabinet Doing so will void the warranty There are no user serviceable parts inside INSPECTING THE OVEN At least once each day when the oven is cool visually inspect the inside of the oven Make sure both lamp shields are in place clean and unbroken Make sure there are no obvious signs of damaged worn or broken part
8. the oven cavity is lined with highly reflective materials that allow the oven to cook with exceptional speed These materials MAY NOT under any circumstances be cleaned with abrasive materials or chemicals that are not recommended for aluminum If the non recommended type chemicals are used they can etch and scratch the cavity causing a loss in efficiency and result in the need for repairs APPROVED CLEANING MATERIALS AND PROCEDURES Cleaners e Mild dish soap Use any mild food service type dish soap for the interior cleaning Be sure that the soap is non caustic Citrus 2000 Multi Purpose Ready To Use Pro Formula 409 Pro Formula 409 Degreaser Use for interior walls Windex Powerized Formula Use for cleaning the door window interior and exterior Norcross Bar Be Que and Grill Cleaner Use this to clean the stainless steel grill Only clean the grill outside of the oven e FDA food quality sanitizer for cooking surfaces Cleaning Tools Terry towel cloth Food service quality e Nonabrasive pad Institutional quality certified nonabrasive Example White 3 M e Small wire brush Used to clean the rollers on the grill assembly only FlashBake lamp shield scraper Always rinse cleaned surfaces to ensure all the soap and chemicals have been removed then wipe dry with a soft clean cloth It is recommended that you clean the oven after each shift If your operation is extremely busy it may be necessary to wi
9. 182 9cm The duct should be made of metal suitable for high temperature use Be sure there are no bends in the duct that will restrict air flow Duct Clamp By Others Blower A duct longer than 6 feet 182 9 cm may require a supplementary exhaust system to ensure adequate Power Cord air flow The exhaust system must ya support 135 cfm OVEN REAR PL 53483 Fig 1 ELECTRICAL CONNECTION Hard Wired Ovens WARNING ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE AND OR OTHER LOCAL ELECTRICAL CODES WARNING DISCONNECT THE ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE DISCONNECT SWITCH TO INDICATE YOU ARE WORKING ON THE CIRCUIT A qualified electrician must wire the oven into a properly rated dedicated circuit Measure the incoming power supply with a volt ohmmeter The supply MUST measure 197 volts with no load as a minimum ELECTRICAL CONNECTION Cord Connected Ovens WARNING APPLIANCES EQUIPPED WITHA FLEXIBLE ELECTRIC SUPPLY CORD ARE PROVIDED WITH A THREE PRONG GROUNDING PLUG THE PLUG MUST BE CONNECTED TOA PROPERLY GROUNDED THREE PRONG RECEPTACLE IF THE RECEPTACLE IS NOT THE PROPER GROUNDING TYPE CONTACT AN ELECTRICIAN DO NOT REMOVE THE GROUNDING PRONG FROM THE PLUG Plug the oven into a dedicated circuit outlet of the appropriate NEMA style and rating The plug and cord supplied is suitable for 208 or 240 volt operation Measure th
10. amp Check Finished If a lamp was reported as an error retest and verify visually that the lamp did or did not light Lamp Check Finished If either of the two light sensors failed to operate during the test you will see the message at right at the end of the test 4 No Bottom Sensor If either a lamp sensor are reported as a problem call your local Hobart authorized service office Voltage Test After performing the lamp test the display will return to Recipe 1 Recipe 1 oven the display will say Empty Recipe nog EMPTY RECIPE Press the green START button The door will lock the blower will start and a few seconds later the cycle will end and the door will unlock Now hold down the 1 button and push the 7 button at the same time The display reports the system voltage The voltage reported on this screen must match the nominal 208 Volts system voltage supplied to the oven either 208 Volts or 240 Volts Call your local Vulcan authorized service office if it does not match Single Phase OPERATION WARNING THE OVEN AND ITS PARTS ARE HOT USE CARE WHEN OPERATING CLEANING OR SERVICING THE OVEN PRECAUTIONS Never attempt to open the oven door while cook cycle is in progress Never attempt to operate the oven with the door open Do not operate the oven without the grill or with missing or damaged lamp shields e Never operate the oven without f
11. and infrared light energy to cook by radiative heat transfer The infrared energy browns the surface of the food while the visible light energy penetrates and heats it internally Using the proper combination of visible and infrared light energy the FlashBake oven provides efficient high speed baking and high quality food The HFB6 FlashBake oven may be ordered with a 6 foot 1829 mm power cord for receptacle installation or with a junction box for direct line connection INSTALLATION Before installing verify that the electrical service agrees with the specifications on the rating plate located on the rear of the oven If the supply and specifications do not agree do not proceed with the installation Contact your dealer or your local Hobart authorized service office immediately UNPACKING Immediately after unpacking check for possible shipping damage If the oven is found to be damaged save the packaging material and contact the carrier within 15 days of delivery Check to make sure you have the following items 1 Oven 1 5 Cooking guide 1 2 16 406 5 mm stainless steel grill 1 6 Lamp shield scraper 1 3 Upper lamp shield 1 7 Menu cards 3 4 Instructions Manual 1 LOCATION When deciding oven placement be sure to consider clearance and available air for oven cooling If the inlet air is obstructed or heated the oven will not operate properly Install the oven on a level countertop There must be a 3
12. e incoming power supply with a volt ohmmeter The supply MUST measure 197 volts with no load as a minimum ELECTRICAL DATA Minimum Circuit Ampacity Model Volts Hertz Phase Maximum Protective Device Receptacle Plug AMPS HFB6 Cord Equipped 208 240 60 1 30 6 6 30R HFB6 Hard Wire Installation 208 240 60 1 ap Compiled in accordance with the National Electrical Code NFPA 70 latest edition START UP TESTING After the oven is connected to the supply circuit perform the following tests to ensure that the oven is operating properly Lamp Test Turn the oven on by pressing the ON OFF button After a few Would You Like T seconds the display will settle on Recipe 1 At this point hold down hack the ee the 1 button and push the 8 button at the same time The display at right appears 1 Yes 2 Press the 1 button to begin the lamp test The door will lock and the lamps will each turn on briefly After each of the four lamps are turned on successfully the display will report Lamp OK When all lamps pass the oven will automatically return to the normal operating mode Lamp 2 Lamp Error Ifa lamp does not operate properly the test will stop and the display will show the number of the lamp that failed The display at right is gt gt Press Any Key lt lt an example Press any key to continue the test At the end of the test the display will show L
13. he right side in the center of the oven cavity will not spin by hand Clean the interior surface of the front door with a terry cloth towel and recommended cleaner Wipe the exterior edges of the door and frame paying close attention to the gasket Clean the inside of the oven door window with a cloth dampened with window cleaner If necessary use a nylon scouring pad to remove baked on grease Wipe the window clean with acloth or paper towel dampened with window cleaner CAUTION Do not use abrasives on the reflective inside door surface With a clean cloth dampened with a food quality sanitizer wipe the entire interior cavity of the oven working from the back forward Clean the exterior of the oven with a soft cloth dampened sparingly with a commercial stainless steel cleaner The outside of the oven door window may be cleaned with a cloth dampened with window cleaner NEVER touch the cooking lamps If contact does occur gently wipe the lamps with a clean lint free cloth dampened with rubbing alcohol 12 REMOVING AND INSTALLING THE LAMP SHIELD Turn the oven off before removing the lamp shield The lamp shields MUST be kept clean to ensure maximum efficiency of the oven If the lamp shields are dirty foods may not cook as quickly or as thoroughly as specified in the programmed recipes The lamp shields should be cleaned any time food or grease begins to build up on the shield surface Keeping the shields clean will prevent
14. number buttons Follow the prompts to confirm your choice and to save your settings To start a saved recipe using the presets simply press the number of the preset verify that the display shows the desired setting and press the START button PASSWORD PROTECTION FOR PRESETS This oven comes with an optional password protection to prevent accidental changes to the settings stored in the nine preset locations To Enter a Password 1 Press and hold down the 1 button and press the 6 button simultaneously 2 Atthe prompting of the display enter a four digit password 3 Follow the instructions on the display to either save or disable the password sure to save the password even if you want to disable it Ifapassword has already been enabled you must enter the current password before it will allow you to change or disable the password If You Forget Your Password 1 Turn the oven OFF 2 Hold down the STOP button as you press the ON OFF button to turn the oven on 3 Release the STOP button The display will briefly show the current password STOPPING OR PAUSING A RECIPE To stop a cook cycle press the STOP button The door will unlock and the product can be removed Use caution as the product and the oven will be extremely hot To pause a cook cycle press the PAUSE button The door will unlock Recipe 1 and the product can be examined If more cooking is desired close HI S NA the door and press START
15. of food items in a portion is increased and foods have high moisture content Keep the lamp shields and interior cavity clean Baked on grease and food particles will reduce the efficiency of the oven and affect the cooking process See the CLEANING section of this manual For best results when experimenting with a new product or recipe try to start each test cook cycle from a cool oven CONTROLS Model HFB6 DISPLAY WINDOW 9 a 0 g FlashBake PROGRAM CJ SAVE ICLEAR DISPLAY START ADD TIME PAUSE STOP 1 Thru 0 MED LO BROWN SAVE CLEAR ON OFF The display screen located at the top of the control panel provides a constant indication of the oven status It is also used for programming the oven and forthe display of information and diagnostic messages Press this button to begin cooking with the programmed recipe that is currently displayed After this button is pressed the door will lock the blower will start and the oven will start cooking Press this button after the cook cycle has completed if additional cooking is desired An additional 20 seconds of cooking is done using the power settings from the final step of the last recipe used Press this button while the oven is cooking to pause the current cook cycle and unlock the door Press the START button to resume cooking at the point the recipe was interrupted Press this button while the o
16. ood inside Before removing a pan from the oven prepare a place to put the hot pan Do not place the hot pan on wood plastic Formica or other burnable surfaces When removing pans from the oven use grabber and hot pads designed to withstand high temperatures UTENSILS TO USE We recommend using FlashWare 9 and 12 Pyroceram Metal Aluminum and Silverstone pans Approved Never Use FlashWare Pyroceram Steel Paper Stoneware Silverstone coated aluminum Ceramic Boil In Bag Pouches Roasting Bags Corelle Dishes Aluminum Plastic COOKING HINTS Experiment Try various combinations of time and power levels until each of your recipes results ina perfectly cooked product Some rules of thumb e Generally try to cook as quickly as possible Cooking for longer periods of time at lower intensities may reduce the quality of the food e Consistent preparation and storage of foods to be cooked in the oven will result in consistent cooking results If oven settings are developed for a pizza using refrigerated and portioned ingredients then this is how the pizza should be prepared every time or the results will vary Cooking times should decrease if foods are room temperature instead of refrigerated foods are more dry and porous foods are flat or thin uniform size pieces are cooked or black cooking pans are used e Cooking times should increase when foods are thick and or dense foods are frozen the number
17. otector 2 see Fig 3 has blown Press reset No High Power button 15 ERROR MESSAGES Under certain conditions the oven will emit a short trill tone alarm when the operator presses a button This indicates that something is preventing the oven from operating properly Check the display screen for the following messages HIGH POWER IS NOT ON 1 Press any button to clear the message gt Press ANY key lt 2 Restart the cook cycle Door detected open after cook cycle started 16 DOOR IS OPEN 1 Check for obstructions that may be keeping the door from closing properly 2 Restart the cook cycle Door detected open at start of cook cycle 1 Check for obstructions that be keeping the door from closing properly 2 Restart the cook cycle DOOR IS NOT CLOSED Press any button to clear the message Make sure the blower is on 1 VEN OVERHEATED t8 1 COOL Check vent duct for obstructions Close door wait for the oven to cool Restart the cook cycle An irregular lamp condition was detected 15 LAMPS ARE ON Turn the oven off H V IS TURNED OFF Turn the oven Restart the cook cycle Check that the upper lamp shield is properly installed Restart the cook cycle 19 UPPER LAMP SHIELD OUT OF PLACE SERVICE If these actions do not reset the oven and allow the cooking cycle to begin contact your local Hobart authorized service office FORM 34485 May 2000 PRINTED IN U
18. pe out the oven during a shift until you are able to perform the detailed cleaning 1 Allow oven to cool before starting the cleaning process 2 Lift the door to the UP position 3 Remove the grill and set aside Clean the stainless steel grill with a non caustic grill cleaner using a small wire brush The grill MUST be cleaned only when it is out of the oven 11 start the interior cleaning use cloth dampened with one of the recommended cleaners sure that the soap is non caustic Wipe the food debris out of the oven working from the back forward Do not pour cleaning liquids into the oven Always use a cloth dampened with the cleaning fluids Using a FlashBake lamp shield scraper scrape the lower lamp shield to loosen all residual food Repeat step 4 by wiping the cavity out working from the back forward Remove the upper lamp shield and clean as recommended in REMOVING AND INSTALLING THE TOP LAMP SHIELD page 13 Dampen a clean cloth with one of the recommended cleaners and wipe out the interior wall surfaces to remove any grease or spatters Work from the back of the oven forward Repeat this step several times if necessary Next use a small wire brush to clean the drive rollers Make sure you remove any buildup so the rollers spin freely After brushing clean the rollers with a mild soap and water solution Rinse thoroughly and dry with a soft clean cloth Test the rollers by spinning them The drive roller on t
19. s FUSES There are two replaceable fuses located on the back of the oven Fig 3 Replace these fuses only with Class CC 3 Amp Fuses Blower 5 N OO OVEN REAR Fig 3 CIRCUIT PROTECTORS There are two resettable circuit protectors located on the back of the oven Fig 6 A tripped protector is indicated by the reset button sticking out To reset the protector press the button LAMP REPLACEMENT All lamps MUST be replaced by your local Hobart service representative 14 TROUBLESHOOTING PROBLEM POSSIBLE CAUSES No power to the oven Oven power cord is not plugged into the wall outlet Main branch circuit breaker is blown No power to the oven controls or display Tripped circuit protector Reset by pushing the button Blown fuse s Replace with Class CC 3 Amp fuses only Blower not operating Obstruction in the blower air flow path Initiate a cook cycle and check for foreign objects in the blower air flow path Blown fuse s Replace with Class CC 3 Amp fuses only Oven not cooking Check the recipe settings Make sure the settings are valid Be sure time setting is not zero Circuit Protector 1 located at rear of oven see Fig 3 Display screen does not light up has blown Press reset button Circuit Protector 2 see Fig 3 has blown Press reset Grill does not rotate button Circuit Protector 2 see Fig 3 has blown Press reset Door does not lock button Circuit Pr
20. ven is cooking or paused to stop the cook cycle Each of these buttons can have a recipe assigned to it Press one of these buttons to display that recipe This mode uses maximum power applied from both the top and bottom of the oven for the duration of the cook cycle It is best suited for cooking appetizers meats par baked pizzas and fresh dough This mode begins to decrease the amount of energy applied from the top and bottom of the oven as the cook cycle progresses It is best suited for baking cookies This mode significantly reduces the amount of energy applied to the top and bottom of the oven It is best suited for bread products and most frozen products This mode applies maximum power from the top of the oven only It is best suited for toasting bagels and sandwiches melting cheese and browning the top of foods Pressing this key will save the current cook mode and time in one of the nine preset locations The display will prompt you to select one of the nine presets Pressing this key will clear any numeric entry field Pressing it again will return the display to the standby or ready mode Turns the control On or Off 8 START COOKING You can start cooking immediately by choosing a cook mode length of time and pressing the START button Press one of the four cook mode buttons HI MED LO or BROWN Then enter the desired cook time in minutes and seconds up to 99 99 max using the number buttons
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