turbochef technologies, inc.HHB2 Rev B Service Manual ChangesAugust 2010 Changed all “press and hold” key strokes to 2 seconds Updated F7 troubleshooting Updated “Cook Door Open When Door is Closed” troubleshooting Updated “Food Not Cooking Properly” troubleshooting Where applicable, updated drawings to match DOC-1267 parts catalog Where applicable, updated part numbers and descriptions to match DOC-1267 parts catalog Added hinge detail drawings Added miscellaneous components drawing (covers, legs) 2010 TurboChef Technologies, Inc.
TMService Manualfor the turbochef high 2009–2010 TurboChef Technologies, Inc.hbatch 2 rapid cook ovenTM
For further information call:Customer Service at 800.90turboSales & Marketing at 866.90turboTM
The information contained in this manual is important for the proper installation, use, maintenance,and repair of this oven. Follow these procedures and instructions to ensure satisfactory baking results andyears of trouble-free service.Errors – descriptive, typographic, or pictorial – are subject to correction. Specifications are subject tochange without notice.PLEASE CAREFULLY READ THIS MANUAL AND RETAIN IT FOR FUTURE REFERENCE.
Table of ContentsSafety InstructionsGeneral Safety InformationReducing Fire RiskPreventing Oven DamageGrounding InstructionsPower Cord ReplacementiiiiiiiiSpecifications and InstallationTheory of iorInteriorElectrical SpecificationsUnited StatesCanadaLatin AmericaEurope/Asia/PacificUnited Kingdom/IrelandStandard FeaturesPerformanceInstallationPackagingDamaged Shipment ClaimsLifting and Placing the OvenSecuring Oven to CartDouble Stacking OvensBuilt-In InstallationInstallation Near Open Heat SourceSetupVentilation RequirementsOptional Installation ItemsOven Restraint KitOven CartReplacing/Exchanging Jetplates1112222222223333334446667778Oven MaintenanceDaily CleaningDeep Cleaning910
Operating the OvenControl Display and Key IdentificationCooking InstructionsAdditional Cooking OptionsTime ScreenDone ScreenOptions MenuEnabling/Disabling the Edit MenuErasing the Recipe MenuEnabling/Disabling the Write Card FunctionEnabling/Disabling the Time ScreenEnabling/Disabling the Done ScreenDemonstration ModeProgramming RecipesAdjusting the Cook Cavity TemperatureModifying RecipesOrdering a Smart CardLoading Menu from Smart CardSaving Menu to Smart CardChecking Recipe osing an IssueFault Codes: Descriptions, Clearing Instructions, and TroubleshootingF1: BLOWER (Blower Running Status Bad)F2: LOW TEMP (Cook Temperature Low)F6: EC TEMP (Electrical Compartment Temperature High)F7: THERMO (Thermocouple Open)F8: HEAT LOWStatus IndicatorsDoorHeater AHeater BBlowerTesting OptionsDiagnosing Door Switch OperationTesting the Blower MotorViewing/Clearing the Fault LogAdjusting the Temperature OffsetChecking Heaters A and BTesting the Rack Oscillator MotorEnabling/Disabling Diagnostic ModeViewing Cook Counter/TimeViewing the Cumulative Operating TimeViewing the Electrical Compartment TemperatureSetting Fahrenheit/CelsiusViewing/Editing the Serial 2727
Fault Code TroubleshootingF1: BLOWER (Blower Running Status Bad)F2: LOW TEMP (Cook Temperature Low)F6: EC TEMP (Electrical Compartment Temperature High)F7: THERMO (Thermocouple Open)F8: HEAT LOWNon-Fault Code TroubleshootingNo Keypad Input“Cook Door Open” Message when Door is ClosedNo Display – Screen is BlankFood Not Cooking Properly“Read Fail” Message When Loading Menu“Write Fail” Message When Loading Menu28282930303132323233343535The Control SystemComponentsControl BoardCooling FansDisplayEMI FilterFusesKeypadPower CordPower SupplyRelay - Rack Oscillation MotorSmart Card ReaderSolid State Relay (SSR)Thermocouple – Cook CavityThermocouple – Electrical Compartment (EC)Thermostat – Cooling FanThermostat – High-LimitVoltage SensorWire Harness373737373737373737373738383838383838The Convection SystemComponentsBlower MotorBlower Motor Speed ControllerHeatersJetplatesJetplate Support RailsOven RackRack Oscillation MotorSwing Arm AssemblyConvection System Troubleshooting41414141414141414141
The Oven DoorComponentsDoor GasketDoor HandleDoor HingesDoor SkinDoor Interlock SwitchRemoving/Reinstalling the Oven Door45454545454545The Filtering System/Miscellaneous ComponentsFiltering System ComponentsGrease FilterGrease Filter FrameCatalytic ConverterMiscellaneous Components4747474748SchematicsHigh h Batch 2 SchematicControl Board and Test Point Locations4952
iIMPORTANT SAFETY INSTRUCTIONSWARNING: When operating this oven, strictly adhere to all safety precautions below, on page ii, andthroughout this manual to reduce the risk of burns, electric shock, fire, injury, oven damage, or propertydamage. Improper installation, adjustment, alteration, service, or maintenance of this equipment can causeproperty damage, injury, or death. Thoroughly read the installation, operating, and maintenance instructionsbefore installing or servicing this equipment.General Safety InformationUse this appliance only for its intended uses as described in this manual.Only qualified service personnel should service this appliance. Contact the nearest authorized servicefacility for examination, repair, or adjustment. Always ensure the oven is disconnected from the power supply before servicing, repairing, or adjustingany components or parts. This appliance must be grounded. Connect only to properly grounded outlet. See “GroundingInstructions” found on page ii. Install or locate this appliance only in accordance with the provided installation instructions.T Do not place the cord near heated surfaces.T Do not store or use flammable vapors or liquids (e.g., gasoline) in the vicinity of this appliance.T Do not allow children to use this appliance.T Do not place corrosive chemicals or vapors in this appliance. It is not designed for industrial orlaboratory use.T Do not operate this appliance if it- Has a damaged cord or plug- Is not working properly- Has been damaged or droppedT Do not cover or block any openings on this appliance.T Do not store this appliance outdoors.T Do not use this appliance near water.T Do not immerse this appliance or any of its components (e.g., cord, plug, etc.) in water.T Do not let the cord hang over the edge of a table or counter.T This appliance is not to be used by children or persons with reduced physical, sensory or mentalcapabilities, or lack of experience and knowledge, unless they have been given supervision or instruction. Reducing Fire Risk TTTCarefully monitor the oven if paper, plastic, or other combustible materials are placed insideto facilitate cooking.Do not leave items in the cook cavity when the oven is not in use.Do not cook items wrapped in cling wrap or plastic film.Do not overcook food.SAFETY INSTRUCTIONSIf materials inside the oven ignite or if smoke is observed:1. Keep the oven door closed.2. Turn off the oven.3. Disconnect the power cord or shut off power at the fuse/circuit breaker panel.
iiSAFETY INSTRUCTIONSPreventing Oven DamageClean the oven daily (page 9). Failure to do so will adversely affect cooking performance and shortenthe life of the oven. Once per month or more frequently depending on use, perform the deep cleaning procedure (pages10-11). Failure to do so will adversely affect cooking performance and shorten the life of the oven. Clean the oven only with TurboChef Oven Cleaner. Operate the oven only when food is in the cook chamber.T Do not clean with a water jet.T Do not slam or mishandle the oven door.T Do not frequently open and close the door to check the cook status of the food.T Do not allow cleaning solution or water to remain in the cook chamber after cleaning or atany other time. When servicing this appliance, do not tear insulation to get to components. Rather, find the edge ofthe insulation and remove the tape that holds it in place. Grounding InstructionsWarning: Improper grounding increases the risk of electric shock.This appliance must be grounded. It is equipped with a cord that has a grounding wire and plug, whichin the event of an electrical short circuit reduces the risk of electric shock by providing an escape wirefor the electric current. The wire must be plugged into an outlet that is properly installed and grounded.Consult a qualified electrician or serviceman for more information on grounding instructions or todetermine if the appliance is properly grounded.TDo not use an extension cord. If the power supply cord is too short, ask a qualified electrician orserviceman to install an outlet near the appliance.Power Cord ReplacementTo avoid potential hazards, only the manufacturer, an authorized service agent, or a similarly-qualifiedperson should replace a damaged power cord.
Specifications and Installation
1Theory of OperationDimensionsThe TurboChef High h Batch 2 oven generateshigh heat transfer rates to rapidly cook food byrecirculating impinged air at speeds of up to 60mph. The technology includes utilizing a variablespeed blower, oscillating rack, and catalyticconverter, resulting in minimal energy input, highfood quality, and UL -certified ventless operation.TMCertificationsUL, cUL, NSF, TÜV, CEUL 710B (KNLZ) listed for ventless operation. Seepage 6 for details and limitations.Single UnitsHeightwith legs*without legsWidthDepthwith handle 7 lb.(442 mm)(544 mm)(442 mm)(658 mm)(742 mm)(805 mm)(71 kg)Double Units (Requires a Stacking Kit)Heighttop w/ legs42.8”(1087 mm)top w/out legs38.8”(986 mm)Width25.9”(658 mm)Depth29.2”(742 mm)with handle31.7”(805 mm) Weight314 lb.(142 kg)* Legs are 4” (102 mm)Cook CavityHeight8”Width18.75” Depth16.75”Volume1.45 cu. ft.(203 mm)(476 mm)(425 mm)(41.1 liters)Wall Clearance Top Sides(51 mm)(51 mm)2”2”17.4 in. (442 mm)21.4 in. (544 mm)31.7 in. (805 mm)29.2 in. (742 mm)10 in.(254 mm)F ig ur e 1 : High h Batch 2 DimensionsSPECIFICATIONS AND INSTALLATION38.8 in. (986 mm)25.9 in. (658 mm)
2SPECIFICATIONS AND INSTALLATIONConstructionLatin AmericaExterior Stainless steel front, top, back, and powder-coated sides4” (102 mm) matte black legsErgonomic, cool to touch powder-coated doorhandleInterior 304 stainless steel interior Water-tight construction Interchangeable jetplates for customizedcooking results Europe/Asia/Pacific Electrical SpecificationsUnited States HHB2 (P/N: HHB-8603-1)Phase1Voltage*208/240 VACFrequency50/60 HzCurrent24 ampsMax Circuit 30 ampsMax Input5000 wattsCord10 gauge, 3 wire, 6 foot, SOOWPlugNEMA 6-30P Canada HHB2C (P/N:PhaseVoltage*FrequencyCurrentMax CircuitMax InputCordPlugHHB-8603-1C)1208/240 VAC50/60 Hz24 amps50 amps5000 watts10 gauge, 3 wire, 6 foot, SOOWNEMA 6-50P* Smart Voltage Sensor Technology automaticallysenses the supply voltage and prompts the operator to configure the oven to the correct setting(208 or 240). However, it does not compensatefor lack-of or over-voltage situations.HHB2LA (P/N: HHB-8603-1K-2073)Phase1Voltage230 VACFrequency50/60 HzCurrent24 ampsMax Circuit 32 ampsMax Input5000 wattsCord10 gauge, 3 wire, 5 foot, SOOWPlugNEMA 6-30PHHB2EW (P/N: HHB-8603-1W)Phase3Voltage400 VACFrequency50/60 HzCurrent10 ampsMax Circuit 16 ampsMax Input5000 wattsCordHO7RN-F, 5 wirePlugIEC 309, 5-pin, 16 ampHHB2ED (P/N: HHB-8603-1D)Phase3Voltage230 VACFrequency50/60 HzCurrent14 ampsMax Circuit 20 ampsMax Input5000 wattsCordHO7RN-F, 4 wirePlugIEC 309, 4-pin, 32 ampUnited Kingdom/Ireland HHB2UK (P/N: HHB-8603-1K)Phase1Voltage230 VACFrequency50/60 HzCurrent24 ampsMax Circuit 32 ampsMax Input5000 wattsCordHO7RN-F, 3 wirePlugIEC 309, 3-pin, 32 ampNOTE: The owner is responsible for supplyingvoltage that meets the above specifications. Formore information, consult a qualified electrician.
3Standard Features Integral recirculating catalytic converter for ULlisted ventless operation (UL KNLZ)Top and bottom jetplates removable forcleaningVariable-speed High h recirculatingimpingement airflow systemOscillating rack for high heat transfer withoutspottingHalf-sheet pan/16-inch pizza capacitySmart Voltage Sensor Technology* (U.S. only)Stackable design (requires stacking kit)Smart menu system capable of storing up to 72recipesBuilt-in self diagnostics for monitoring ovencomponents and performanceIncludes plug and cord (5 ft.)Warranty - 1 year parts and laborPerformance Heat transfer rates (h) are 3X–4X typicalconvection oven Heat transfer rates (h) are 2X typicalconveyor oven InstallationPackagingAll ovens are packaged in a double-wall corrugatedbox with integrated skids. If the oven may possiblybe shipped from its original place of installationfor any reason, TurboChef recommends retainingthe packaging in good condition.Upon delivery, remove the oven from its packagingand immediately note any damage. To file a claim,contact the shipping company within 24 hours ofreceiving the shipment. TurboChef is not responsible if a product is damaged during shipment.Lifting and Placing the OvenWarning: Oven weight is approximately157 lb. (71 kg). Two or more persons arerequired to lift it.Warning: To prevent personal injury ordamage to the oven, do not lift the ovenfrom the front and rear or by the handle.Warning: Ensure the oven is properlyplaced on the table or countertop at all times.TurboChef will not recognize a fallen oven as awarrantable claim and is not liable for anyinjuries that may result.When lifting and placing the oven:1. Position one or more persons on the left andright sides of the oven.2. Lift from the bottom of the oven.3. Place the oven on surface at least 30” (762 mm)deep and capable of supporting 167 lb. (76 kg).SPECIFICATIONS AND INSTALLATIONInstall or locate this appliance only in accordancewith the instructions provided below and on pages4-8. In no event shall the manufacturer assumeany liability for damages or injuries resulting frominstallations which are not in compliance with theseinstructions and the safety instructions listed onpages i and ii.Damaged Shipment Claims
4SPECIFICATIONS AND INSTALLATIONNOTE: Ovens can be stacked either with legsattached or removed from the top oven.Securing Oven to CartReference Figure 3, adjacent.7. Place the top oven on the bottom oven.1. Lock the oven cart wheels.2. Place the oven on the cart.WARNING: Do not attempt to lift the ovenwith fewer than 2 people.WARNING: When lifting the oven, positionat least one person on each side. Do not liftthe oven from the front and back, and do notuse the handle to lift the oven.WARNING: Do not transport ovens on cartwhen stacked.4. Attach one oven cart bracket to each leg(kit HHB-8206 includes four brackets).5. Secure each leg by aligning the bracket with theholes on the oven cart and attaching the partslisted in Figure 3.Double Stacking Ovens1. Ensure the surface that will hold the stackedovens can support the weight (314 lb./142 kg).2. Allow each oven time to cool and then unplug.3. If stacking ovens on an oven cart, make surethe bottom oven is bolted to the cart and thewheels are locked (Figure 3).4. Attach the stacking bracket to the back of thebottom oven using the existing oven screws asshown in Figure 4.5. Remove the screws from the top oven, asshown in Figure 4.6. If desired, remove the legs from the top oven.WARNING: Do not attempt to lift the ovenwith fewer than two people.WARNING: When lifting the oven, positionat least one person on each side. Do not liftthe oven from the front and back, and do notuse the handle to lift the oven.8. Align the holes on the stacking bracket with theholes on the top oven and reinstall the screws.WARNING: Do not stack ovens more thantwo-high.Built-In InstallationTurboChef ovens are designed to be installed ona countertop or table. They are not intended forbuilt-in or enclosed installation.“Built-in or enclosed installation” is defined asinstalling an oven in any structure that surroundsthe oven by five sides (top/rear/base/side panels).If installation must be “built in,” the operatormust ensure the following (see Figure 2):At least 300 cfm (8.5 cmm) of supplement flowwithin the cabinet. At least 2” (51 mm) clearance to every surface.o oThe operator will be responsible for compensatingany extra time required to service the product dueto removing the product for serviceability.2.0" (51mm)2.0" (51mm)2.0" (51mm)2.0" (51mm)Unobstructed UnobstructedAirflowAirflowFanFan300 CFM (8.5 300CMM)CFM (8.5 CMM)Discharge to AmbientDischarge to Ambient4.0" (102 mm)4.0" (102 mm)Unobstructed UnobstructedAirflowAirflow2.0" (51mm)2.0" (51mm)F ig ur e 2 : Built-in Installation2.0" (51mm)2.0" (51mm)Notes:Notes:1: Must be included1: Mustbybecontractorincluded by contractor
5BoltFlat WasherBracketFlat WasherSplit-Lock WasherNutF ig ur e 3 : HhB 2 Oven Secured to TurboChef Oven CartSPECIFICATIONS AND INSTALLATIONF ig ur e 4 : Stacked HhB 2 Ovens (Two Configurations)
6SPECIFICATIONS AND INSTALLATIONPARTITION21.4” (544 mm)ABOVE COUNTER TOPCOUNTER TOP / TABLEPARTITION21.4” (544 mm)ABOVE COUNTER TOPTURBOCHEFOVENGRILL6”(152 mm)MINIMUMDEEP FRYER12”(305 mm)MINIMUMF ig ur e 5 : Installation Near Open Heat SourceInstallation Near Open Heat SourceSetupWhen placing a TurboChef oven near an openheat source, strictly adhere to the following(Figure 5):Once the oven is properly positioned on thecounter:Verify oven location has a minimum 6” (152mm) clearance on top and minimum 2” (51mm) of clearance on each side.If the oven is being placed near a grill or stove,there must be a divider between the oven andthe open heat source, with a minimum of 6”(152 mm) between the oven and the divider.If the oven is being placed near a fryer, theremust be a divider between the oven and fryer,with a minimum of 12” (305 mm) between theoven and the divider.The height of the divider must be greater thanor equal to the height of the oven (21.4”/544mm). 1. Remove packing material from the cook cavity.2. Install the oven rack by placing it over thesupport pins.3. Plug the oven into a wall-mounted electricalreceptacle. (See Electrical Specifications, page 2.)4. The oven has been preprogrammed with factorysettings and is ready to operate out of the box.Ventilation RequirementsThe TurboChef model HhB/HhB 2 oven has beenapproved by Underwriter’s Laboratory for ventlessoperation (UL 710B, KNLZ listing) for all fooditems except for foods classified as “fatty raw proteins.” Such foods include bone-in, skin-on chicken, raw hamburger meat, raw bacon, raw sausage,steaks, etc. If cooking these types of foods, consultlocal HVAC codes and authorities to ensurecompliance with ventilation requirements.
7Optional Installation ItemsOven Restraint Kit (P/N: TC3-0242 KIT)The oven restraint kit is an optional device thatprevents the oven from moving forward during useand cleaning. It will not prevent the oven from falling off a countertop if the oven is pulled off or thelegs are allowed to slide off the edge. Call1-800-90TURBO or your Authorized Distributorfor more information.Oven CartConstruction Available heights: 18” (457 mm) or24” (610 mm)304 stainless steel14-gauge 304 stainless steel top16-gauge 304 solid stainless steel shelfFour 6” (152 mm) high polyurethane tiredcasters, front two with safety locking brakes;bolt-on to stainless steel legStandard Features Reinforcement: Welded gusset plates betweenlegs and top to ensure rigidity/eliminate standrackingFrame: Fully welded 1.5” x 1.5” (38 mm x 38mm) square stainless steel tubeEasy to assembleCall 1-800-90TURBO or your AuthorizedDistributor for more information.18" (457 mm) Oven Cart DimensionsHeight18"(457 mm)with single oven39.4"(1001 mm)with stacked ovens*top unit without legs 56.8"(1443 mm)top unit with legs60.8"(1544 mm)Width27.8"(706 mm)with single oven27.8"(706 mm)with stacked ovens*27.8"(706 mm)Depth26.625" (676 mm)with single oven31.7"(805 mm)with stacked ovens*31.7"(805 mm)24" (610 mm) Oven Cart DimensionsHeight24"(610 mm)with single oven45.4"(1153 mm)with stacked ovens*top unit without legs 62.8"(1595 mm)top unit with legs66.8"(1697 mm)Width27.8"(706 mm)with single oven27.8"(706 mm)with stacked ovens*27.8"(706 mm)Depth26.625" (676 mm)with single oven31.7"(805 mm)with stacked ovens*31.7"(805 mm)*Requires Stacking Bracket.Assembly instructions are included with the cart.If additional help is needed, call 1-800-90TURBOor your Authorized Distributor.F ig ur e 6 : 24” (610 mm) Oven Cart with Oven(s)SPECIFICATIONS AND INSTALLATIONNOTE: If using 18”(457 mm) cart, subtract6” (152 mm) from allmeasurements.
8SPECIFICATIONS AND INSTALLATIONReplacing/Exchanging JetplatesReference Figure 7. The top and bottom jetplatesensure hot air is distributed evenly to maximizefood quality. For product-specific results, jetplateswith different hole patterns can be installed.To remove the bottom jetplate:1. Ensure the oven is off and the cook cavitytemperature is below 150 F (66 C).2. Remove the oven rack.3. Remove both lower support rails.4. Remove the lower jetplate.To remove the top jetplate:1. Ensure the oven is off and the cook cavitytemperature is below 150 F (66 C).2. Remove the oven rack.3. Remove the filter bracket.4. Remove both upper support rails.5. If additional clearance is required, remove theair diverter from the rear oven wall using aPhillips screwdriver.6. Remove the top jetplate.Bottom Support Rail (Left)Top JetplateBottom JetplateTop Support Rail (x2)RackF ig ur e 7 : Removing JetplateBottom Support Rail (Right)
9The daily and deep cleaning procedures below will help maintain the High h Batch 2 oven. Be sure to useonly TurboChef Oven Cleaner; any other cleaner can damage and void the warranty on critical parts. Toorder TurboChef Oven Cleaner, Oven Guard, or a new filter, call 1-800-90TURBO, 1-214-379-6000, oryour Authorized Distributor.12Supplies and Equipment: TurboChef Oven Cleaner (P/N: 103180), Oven Guard(P/N: 103181), nylon scrub pad, cleaning towel, soft-bristle cleaning brush,Phillips screwdriver (only if required for top jetplate removal)Step 1: Prepare the Oven Ensure the oven is turned off – press the On/Off key. DO NOT attempt to clean the oven until the display reads “Ready to Clean.”3Warning: Injury can occur if the oven is not allowed to cool properlybefore cleaning.Step 2: Remove the Oven RackWash, rinse, sanitize, and dry the oven rack. Step 3: Clean the Grease Filter Grasp the filter latch and lift and pull out until the filter and bracket lie flat(Figure 3). Remove the filter from the bracket and gently rinse it.4 5CAUTION: DO NOT scrub the filter or use a water jet when cleaning.If required, replace the filter (HHB-8287) if it has large holes or is becomingdetached from the frame.Step 4: Clean the Oven Door and Cook ChamberUsing a damp towel, remove food particles. For stubborn stains, spray Oven Cleaner and allow it to penetrate for 5 minutes. Scrub with a nylon scrub pad. Wipe the oven door and cook chamber with a clean damp towel. Using a clean dry towel, thoroughly dry the cook chamber. 6Step 5: Reinstall the Grease Filter and Oven RackStep 6: Apply Oven GuardFollow instructions on bottle. Step 7: Wipe the Oven Exterior with a Clean Damp TowelCAUTION: DO NOT spray chemicals into any openings, such as thelouvers on the side panels or the cooling fans on the back of the oven.Doing so can damage critical oven components, resulting in a non-warranty service call.OVEN MAINTENANCE7
10OVEN MAINTENANCE1Deep CleaningTurboChef recommends deep-cleaning once per month, or more frequentlydepending on oven use.2Step 1: Prepare the Oven Ensure the oven is turned off – press the On/Off key. DO NOT attempt to clean the oven until the display reads “Ready toClean.”3Warning: Possible injury can occur if the oven is not allowed tocool properly before cleaning.Step 2: Remove the Oven RackWash, rinse, sanitize, and dry the oven rack. Step 3: Clean the Oven DoorUsing a damp towel, remove food particles. For stubborn stains, spray Oven Cleaner and allow it to penetrate for fiveminutes. Scrub with a nylon scrub pad. Wipe the oven door with a clean damp towel. 4a4b5a5bStep 4: Remove the Bottom JetplateRemove the left and right support rails by gently pulling the rail out,then toward the middle of the oven (Figure 4a), and then out again. Remove the bottom jetplate by gripping the thumb screw and lifting upand out (Figure 4b). Wash, rinse, sanitize, and dry the bottom jetplate and both support rails. Step 5: Remove the Grease Filter and BracketGrasp the filter latch and lift and pull out until the filter and bracket lieflat (Figure 5a). Lift the right side of the filter bracket until you are able to remove it(Figure 5b). Remove the filter from the bracket and gently rinse it. CAUTION: DO NOT scrub the filter or use a water jet whencleaning.Wash, rinse, sanitize, and dry the filter bracket.Insert the filter back into the bracket. If required, replace the filter(HHB-8287) if it has large holes or is becoming detached from theframe.Continued on page 11.
116a6bStep 6: Remove the Upper Jetplate Remove both upper support rails by pulling the peg (Figure 6a). Remove the upper jetplate. If additional clearance is required, remove theair diverter using a Phillips screwdriver (Figure 6b). Wash, rinse, sanitize, and dry the upper jetplate and support rails.Step 7: Clean the Cook Chamber 7 CAUTION: DO NOT spray Oven Cleaner directly on the backoven wall. Doing so may damage critical oven components,resulting in a non-warranty service call.Spray Oven Cleaner to break up stubborn stains and allow it to penetratefor five minutes.Scrub with a nylon scrub pad. Clean the cook chamber thoroughly with a clean damp towel.Step 8: Dry the Cook ChamberUsing a clean dry towel, thoroughly dry the cook chamber. 8CAUTION: DO NOT operate the oven with water, cleaner, ordebris in the bottom of the cook chamber.Step 9: Reinstall all Clean Parts Reinstall in the following order:1. Air diverter (if removed)2. Upper jetplate3. Upper support rails4. Bottom jetplate5. Lower support rails6. Grease filter and bracket7. Oven rack 910Step 10: Apply Oven GuardFollow instructions on the bottle. 11Step 11: Clean the Cooling Fan Housing Using a dry soft-bristle brush, clean the rear cooling fan housing.Step 12: Wipe the Oven Exterior with a Clean Damp TowelCAUTION: DO NOT spray chemicals into any openings, such asthe louvers on the side panels or the cooling fan openings on theback of the oven. Doing so can damage critical oven components,resulting in a non-warranty service call.OVEN MAINTENANCE12
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Operating the Oven
1356212437F ig ur e 8 : High h Batch 2 KeypadThis section contains information on: Control display and key identificationCooking instructionsAdditional cooking optionsProgramming recipesUsing the Options menuControl Display and Key IdentificationReference Figure 8.1. DisplayDisplays operational information.2. Soft keys (6)Press to select an option on the screen that isdisplayed adjacent to key.3. Directional keysPress to navigate menus and adjustincremental settings, where applicable.4. Enter keyPress to save edited information.5. Back/Stop keyPress to stop a cook cycle or return to aprevious screen.6. On/Off keyPress to turn the oven on and off.Modifies cook settings in Edit mode.OPERATING THE OVEN7. Numeric Keypad
14OPERATING THE OVEN1ST GROUP4TH GROUP2ND GROUP5TH GROUP3RD GROUP6TH GROUPPress the soft key that corresponds to the desired foodgroup. In this example, pressing the top left soft keywould access all food items in the “1st Group.”NOTE: Press the Down key to view food groups7-12.F ig ur e 9 : Selecting a Food Group1ST ITEMIST GROUP4TH ITEM2ND ITEM5TH ITEM3RD ITEM6TH ITEMPress the soft key corresponding to the desired food item.In this example, pressing the top left soft key would initiatea cook cycle for the “1st Item.”F ig ur e 1 0 : Selecting a Food ItemCooking InstructionsEach oven is pre-programmed with recipe settingsand is ready to operate out of the box. For instructions on customizing these settings, see page 19.To select a recipe and initiate a cook cycle:1. Press the On/Off key to turn the oven on.The oven will start warming up.2. Once the oven reaches its predetermined cooktemperature (typically 500 F or 260 C), it willbeep and display “Ready to Cook.”3. Carefully place the food item to be cooked inthe cook cavity.WARNING: Inside of oven is HOT! Insertfood with caution.4. To select a food group, press the correspondingsoft key (Figure 9). OTE: Press the Down key to view foodNgroups 7–12.5. Select the item to cook by pressing thecorresponding soft key (Figure 10).6. The oven will begin cooking, unless theTime screen is enabled (see page 14).NOTE: To immediately terminate a cook cycle,press the Back/Stop key.7. When cooking is complete, the oven will beepand display “Please Remove Food from Oven.”WARNING: Inside of oven is HOT!Remove food with caution.8. Remove the food. The oven will return to thefood group selection screen unless the Donescreen is enabled (see page 15).
15ENTER COOK TIME02:00STARTPress the “Start” soft key (bottom right)to initiate a cook cycle.Use the Up and Down keys to adjust time in5-second increments.F ig ur e 1 1 : Time ScreenDONESAVE TIMECOOK MOREPress the “Save Time” soft key (bottom left)to save an adjusted time.Press the “Cook More” soft key(bottom right) to cook an item longer.After selecting “Cook More,” adjust additionaltime in 5-second increments using the Up andDown keys.F ig ur e 1 2 : Done ScreenAdditional Cooking OptionsTime ScreenReference Figure 11. If the Time screen is enabled,the operator will be given the option to adjust thecook time in 5-second increments before initiatinga cook cycle.To learn about enabling and disabling the Timescreen, see page 17.Reference Figure 12. If the Done screen is enabled,the operator is given
the life of the oven. Once per month or more frequently depending on use, perform the deep cleaning procedure (pages 10-11). Failure to do so will adversely affect cooking performance and shorten the life of the oven. Clean the oven only with TurboChef Oven Cleaner. Operate the oven only when food is in the cook chamber.