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DFG-100ANDDFG-200SERIES
CONVECTION OVEN
INSTALLATION -- OPERATION -- MAINTENANCE
LASÉRIEDFG-100ETDFG-200
FOURSÀCONVECTION
MANUEL D’INSTALLATION -- FONCTIONNEMENT -- ENTRETIEN
BLODGETTOVENCOMPANY
www.blodgett.com
44 Lakeside Avenue, Burlington, Vermont05401 USA Telephone (800) 331-5842, (802) 860-3700 Fax: (802)864-0183
PN 90055 Rev U(1/03)
E2003 --- G.S. Blodgett Corporation
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IMPORTANT WARNING:IMPROPERINSTALLATION,ADJUSTMENT,ALTERATION,SERVICEOR MAINTENANCECANCAUSEPROPERTYDAMAGE,INJURYORDEATH.READTHE INSTALLATION,OPERATINGANDMAINTENANCEINSTRUCTIONSTHOROUGHLY BEFORE INSTALLING OR SERVICING THIS EQUIPMENT AVERTISSEMENT:UNEINSTALLATION,UNAJUSTEMENT,UNEALTÉRATION,UN SERVICEOUUNENTRETIENNONCONFORMEAUXNORMESPEUTCAUSERDES DOMMAGESÀLAPROPRIÉTE,DESBLESSURESOULAMORT.LISEZATTENTIVE- MENTLESDIRECTIVESD’INSTALLATION,D’OPÉRATIONETD’ENTRETIENAVANT DE FAIRE L’INSTALLATION OU L’ENTRE
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THEREPUTATIONYOUCANCOUNTON UNERÉPUTATIONSURLAQUELLEVOUSPOUVEZCOMPTER Foroveracenturyandahalf,TheBlodgettOvenCompanyhasbeenbuilding ovensandnothingbutovens.We’vesettheindustry’squalitystandardforall kindsofovensforeveryfoodserviceoperationregardlessofsize,application orbudget. Infact, no oneoffers moremodels, sizes, and ovenapplications thanBlodgett;gasandelectric,full-size,half-size,countertopanddeck,con- vection, Cook’n Hold, Combi-Ovens andthe industry’shighest qualityPizza Ovenline.Formoreinf
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Model/Modèl: Your Service Agency’s Address: Adressedevotreagencedeservice: Serial Number/Numéro de série: Your oven was installed by/ Installateur de votre four: Your oven’s installation was checked by/ Contrôleur de l’installation de votre four:
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TableofContents/TabledesMatières Introduction Introduction Oven Description and Specifications .... 2 Description et Spécifications du Four.... 48 Oven Components.................... 3 Éléments du Four..................... 49 Installation Installation Delivery and Location ................. 4 Livraison et Implantation............... 50 Oven Assembly ...................... 5 Montage du Four ..................... 51 NSF Bolts .......................... 5 Boulons NSF ....................... 51 Leg
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Introduction OvenDescriptionandSpecifications Cookinginaconvectionovendiffersfromcooking inaconventionaldeckorrangeovensinceheated air is constantly recirculated over the product by afaninanenclosedchamber.Themovingaircon- tinually stripsaway thelayer ofcool airsurround- ingtheproduct,quicklyallowingtheheattopene- trate. Theresultisahighquality product, cooked atalowertemperatureinashorteramountoftime. Blodgettconvectionovensrepresentthelatestad- vancement in energy efficiency, reliability, and
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Introduction OvenComponents Combustion Cover --- provides access to the RackSupports --- hold oven racks. combustion compartment on gas ovens. BlowerWheelCover---locatedonthebackinteri- CombustionCompartment --- containscombus- or wall of the oven. Protects the blower wheel. tion burners on gas ovens. Blower Wheel --- spins to circulate hot air in the CombustionBurners --- provideheatto thebak- baking chamber. ing chamber on gas ovens. Convection Motor --- provides power to turn the Chain & Turn
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Installation DeliveryandLocation DELIVERYAND INSPECTION Thefollowingclearancesmustbeavailableforser- vicing. All Blodgett ovens are shipped in containers to D Oven body sides --- 12” (30cm) preventdamage.Upondeliveryofyournewoven: D Oven body back --- 12” (30cm) D Inspecttheshippingcontainerforexternaldam- age.Anyevidenceofdamageshouldbenoted NOTE: Ongasmodels,routineservicingcanusu- onthedeliveryreceiptwhichmustbesignedby ally be accomplished within the limited the driver. movement provided by
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Installation OvenAssembly NSFBOLTS 1. Locatethe5/16”boltsthatwereshippedwith the oven. Thesebolts arerequired byNSF toblock anyex- 2. InstalltheboltsasshowninFigure3. posedholeonthebackofanoven.Thisincludes: D anyunit,singleorstacked,withoutabackpanel. D any holes in stacked units not used formount- ing stacking brackets. DoubleStacked Units Units withoutBackPanels Figure 3 5
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Installation OvenAssembly LEG ATTACHMENT CASTER ASSEMBLY 1. Pushtheovenontoaliftwiththebottomofthe NOTE: Install the locking casters on the front of oven down. theoven.Installthenon-lockingcasterson 2. Align the threaded stud in each leg with the the back of the oven. nut located inside each bottom corner of the NOTE: Use a gas hose restraint on all units with ovenframe.Turnthelegsclockwiseandtight- casters. See page 13. en to the nearest full turn. CastersforSingleandDoubleStackedOvens: 3. Alig
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Installation OvenAssembly DOUBLESECTIONASSEMBLY 3. Attach the stacking brackets using the re- maining 5/16” bolts shipped with the ovens. NOTE: Oldstyleovensrefertounitswithpaintedex- 4. Drill a clearance hole for a 5/16” bolt in the posed rear angle. New style ovens refer to angleironoftheoldstyleoven.Usetheholes units with rear angle iron enclosed in steel. in the stacking brackets as a pilot. The following instructions apply to stacking two 5. Attach the stacking brackets to the old style new
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Installation Ventilation Ongasmodelstheinstallationofaproperventila- CANOPY TYPEEXHAUST HOOD tionsystemcannotbeoveremphasized.Thissys- Amechanicallydriven,canopytypeexhausthood tem removes unwanted vapors and products of is the preferred method of ventilation. combustion from the operating area. Thehoodshouldbesizedtocompletelycoverthe This oven may be vented using either: equipmentplusanoverhangofatleast6”(15cm) D A mechanically driven, canopy type, exhaust on all sides not adjacent to a wall.
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Installation Ventilation DIRECT FLUEARRANGEMENT Installing thedrafthood Whentheinstallationofamechanicallydrivenex- Ovensorderedfordirectventingaresuppliedwith hausthoodisimpracticaltheovenmaybevented a draft hood. Install the draft hood as follows: by a direct flue arrangement. 1. Place the draft hood over the flue connector. SeeFigure9. WARNING!! 2. Securebothendswiththesheetmetalscrews provided. It is essential that the direct flue be installedasfollows.Incorrectinstallation will result in un
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Installation UtilityConnections --- StandardsandCodes THE INSTALLATION INSTRUCTIONS CON- U.S.and Canadianinstallations TAINED HEREIN ARE FOR THE USE OF QUALI- Installation must conform with local codes, or in FIEDINSTALLATIONANDSERVICEPERSONNEL theabsenceoflocalcodes, withthe NationalFuel ONLY. INSTALLATION OR SERVICE BY OTHER Gas Code, NFPA54/ANSI Z223.1---Latest Edition, THAN QUALIFIED PERSONNEL MAY RESULT IN the Natural Gas Installation Code CAN/CGA- DAMAGE TO THE OVEN AND/OR INJURY TO B149.1
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Installation GasConnection GAS PIPING Maximum Capacity of Iron Pipe in Cubic Feet of Natural GasPerHour Aproperlysizedgassupplysystemisessentialfor (Pressure drop of 0.5 Inch W.C.) maximum oven performance. Piping should be sizedtoprovideasupplyofgassufficienttomeet Pip pe Nominal Size, Inches themaximumdemandofallappliancesontheline L Length h((fft)) 3/4” 1” 1-1/4” 1-1/2” 2” without loss of pressure at the equipment. 10 360 680 1400 2100 3950 Example: 20 250 465 950 1460 2750 NOTE: BTU values i
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Installation GasConnection PRESSUREREGULATIONAND TESTING D Max --- the maximum pressure at which the manufacturer warrants the oven’s operation. DFG-100-3 ovens are rated at 55,000 BTU/Hr. Eachovenissuppliedwitharegulatortomaintain (16.2 kW) (58 MJ) per section. DFG-200-L ovens thepropergaspressure.Theregulatorisessen- areratedat60,000BTU/Hr.(17.6kW)(63MJ)per tial to the proper operation of the oven and section.Eachovenhasbeenadjustedatthefacto- shouldnotberemoved.Itispresettoprovidethe rytooper
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Installation GasConnection GASHOSERESTRAINT WARNING!! If the oven is mounted on casters, a commercial If the restraint is disconnected for any flexibleconnectorwithaminimumof3/4”(1.9cm) reason it must be reconnected when the inside diameter must be used along with a quick oven is returned to its original position. connect device. The restraint, supplied with the oven, must be U.S.and Canadianinstallations used to limit the movement of the unit so that no strain is placed upon the flexible connec
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Installation ElectricalConnection Wiring diagrams are located in the control WARNING!! compartment and on the back of the oven. This appliance is equipped with three This oven is supplied for connection to 115 volt pronggroundingtype plugfor your grounded circuits. The electric motor, indicator protection against shock hazard and lightsandrelatedswitchesareconnectedthrough shouldbepluggeddirectlyintoaproperly the6’ electricsupplycordfoundattherearofthe grounded three prong receptacle. DO oven. N
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Installation InitialStartup The following is a check-list to be completed by ADJUSTMENTS ASSOCIATED WITH INITIAL qualified personnel prior to turning on the INSTALLATION applianceforthefirsttime. Eachoven,anditscomponentparts,havebeen j Open the manual shut-off valve at the rear of thoroughly tested and inspected priorto ship- the oven. ment. However, itis often necessary to further testoradjusttheovenaspartofa normaland j Remove the control panel and combustion properinstallation. These adjustm
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Operation SafetyInformation THE INFORMATION CONTAINED IN THIS SEC- Whatto do in the eventof a power failure: TIONISPROVIDEDFORTHEUSEOFQUALIFIED D Turn all switches to off. OPERATINGPERSONNEL.QUALIFIEDOPERAT- D DO NOT attempt to operate the oven until the ING PERSONNEL ARE THOSE WHO HAVE power is restored. CAREFULLY READ THE INFORMATION CON- NOTE: Intheeventofashut-downofanykind,al- TAINED IN THIS MANUAL, ARE FAMILIAR WITH THE FUNCTIONS OF THE OVEN AND/OR HAVE lowafive(5)minuteshutoffperiodbefore