Blodgett 1048 Owner's manual

1048
GAS DECK OVEN
INSTALLATION -- OPERATION -- MAINTENANCE
1048
FOURS À GAZ À PLATEFORME
MANUEL D’INSTALLATION -- UTILISATION -- ENTRETIEN
BLODGETT OVEN COMPANY
www.blodgett.com
44 Lakeside Avenue, Burlington, Vermont 05401 USA Telephone [phone] Fax: [phone]
PN 18648 Rev E (6/01)
E2001 --- G.S. Blodgett Corporation

IMPORT
A
NT
FORYOURSAFETY
Do not store or use gasoline or other flammable vapors or liquids in the vicinity
of this or any other appliance.
AVERTISSEMENT
Ne pas entreposer ni utiliser de l’essence ni d’autres vapeurs ou liquides inflam-
mables dans le voisinage de cet appariel, ni de tout autre appareil.
INSTRUCTIONS TO BE FOLLOWED IN THE EVENT THE USER SMELLS GAS
MUST BE POSTED IN A PROMINENT LOCATION. THIS INFORMATION MAY BE
OBTAINED BY CONTACTING YOUR LOCAL GAS SUPPLIER.
LES INSTRUCTIONS À RESPECTER AU CAS OÙ L’UTILISATEUR PERÇOIT UNE
ODEUR DE GAZ DOIVENT ÊTRE AFFICHÉES DANS UN ENDROIT BIEN VISIBLE.
VOUS POUVEZ VOUS LES PROCURER AUPRÈS DE VOTRE FOURNISSEUR DE
GAZ LOCAL.
WARNING:IMPROPER INSTALLATION,ADJUSTMENT,ALTERATION, SERVICE OR
MAINTENANCE CANCAUSE PROPERTY DAMAGE,INJURY ORDEATH.READTHE
INSTALLATION, OPERATING AND MAINTENANCE INSTRUCTIONS THOROUGHLY
BEFORE INSTALLING OR SERVICING THIS EQUIPMENT
AVERTISSEMENT: UNE INSTALLATION, UN AJUSTEMENT, UNE ALTÉRATION, UN
SERVICE OU UN ENTRETIEN NON CONFORME AUX NORMES PEUT CAUSERDES
DOMMAGESÀLAPROPRIÉTE,DESBLESSURESOULAMORT.LISEZATTENTIVE-
MENTLESDIRECTIVESD’INSTALLATION, D’OPÉRATIONET D’ENTRETIENAVANT
DE FAIRE L’INSTALLATION OU L’ENTRETIEN DE CET ÉQUIPEMENT.
The information contained in this manual is important for the proper installation,
use, and maintenance of this oven. Adherence to these proceduresandinstruc-
tions will result in satisfactory baking results and long, trouble free service.
Please read this manual carefully and retain it for future reference.
Les informations données dans le présent manuel sont importantes pour installer,
utiliser et entretenir correctement ce four. Le respect de ces instructions et procé-
dures permettrad’obtenir de bons résultatsde cuissonetune longue durée de ser-
vice sans problèmes. Veuillez lire le présent manuel et le conserver pour pouvoir
vous y reporter à l’avenir.
Errors: Descriptive, typographic or pictorial errors are subject to correction. Specifica-
tions are subject to change without notice.
Erreurs:Les erreurs de description, de typographie ou d’illustration font l’objet de
corrections. Les caractéristiques sont sujettes à modifications sans préavis.

THE REPUTATION YOU CAN COUNT ON
UNE RÉPUTATION SUR LAQUELLE VOUS POUVEZ COMPTER
For over acentury and a half, The BlodgettOven Companyhas beenbuilding
ovens and nothing but ovens. We’ve set the industry’s quality standard for all
kinds of ovens for every foodservice operation regardlessof size, application
or budget. In fact, no one offers more models, sizes, and oven applications
than Blodgett; gas and electric, full-size, half-size, countertop and deck, con-
vection, Cook’n Hold, Combi-Ovens and the industry’s highest quality Pizza
Oven line. For more information on the full line of Blodgett ovens contact your
Blodgett representative.
CelafaitmaintenantdessusunsiècleetdemiqueBlodgettsespécialisedans
la fabrication de fours. Nous avons établi les normes de qualité qui s’appli-
quent dans l’industrie à tous les types de fours utilisés dans les services ali-
mentaires,quelqu’ensoitlataille,l’exploitationoulebudget.En fait, nin’offre
plus de modèles, de tailles et d’applications de fours que Blodgett. À gaz et
électriques. De tailles différentes, sur plan de travail et superposables. Qu’il
s’agisse de foursà convection, des modèlesCook’n Holdet Combi-Oven,ou
de la gamme de fours à pizzas de la plus haute qualité offerte sur le marché.
Pour de plus amples informations sur la gamme complète de fours Blodgett,
veuillez contacter votre représentant Blodgett.

Your Service Agency’s Address:
Adressedevotreagencedeservice:
Model/Modèl:
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:

Table of Contents/Table des Matières
Introduction
Oven Description and Specifications 2....
Oven Components 3....................
Installation
Delivery and Location 4.................
Oven Assembly 5......................
Packaging 5..........................
Leg Attachment 5.....................
caster attachment 5...................
Double Section Assembly 6............
3 Piece Deflector Assembly 6...........
Ultra Rokite Shelves 6.................
Deck Seal 7..........................
Flue Plates 7.........................
Leveling the Oven 7...................
Adjustments Associated with Initial
Installation 7.........................
Ventilation 8...........................
Canopy Type Exhaust Hood 8..........
Direct Flue Arrangement 9.............
Venting Problems 9...................
Utility Connections ---
Standards and Codes 10.................
Gas Connection 11......................
Operation
Safety Information 14....................
Oven Control 15.........................
General Guidelines for Operating
Personnel 16............................
Maintenance
Cleaning and Preventative Maintenance 17.
Troubleshooting Guide 18................
Introduction
Description et Spécifications du Four 20....
Éléments du Four 21.....................
Installation
Livraison et Implantation 22...............
Montage du Four 23.....................
Emballage 23.........................
Assemblage des Pieds 23...............
Fixation des Roulettes 23...............
Montage de la Section Double 24........
Montage du Déflecteur en Trois
Parties 24.............................
Des Plaques en Rokite 24...............
Joint de Plaque 25.....................
Plaques de Cheminée 25...............
Mise à Niveau des Fours 25.............
Réglages à Faire Lors de
l’Installation Initiale 25..................
Ventilation 26...........................
Hotte D’évacuation Type Voûte 26.......
En Prise Directe 27.....................
Problêmes de la Ventilation 27...........
Branchements de Service --- Normes et
Codes 28...............................
Branchement de Gaz 29.................
Utilisation
Information de Sécurité 32................
Les Commandes du Four 33..............
Consignes Générales à l’Intention des
Utilasateurs 34..........................
Entretien
Nettoyage et Entretien Préventif 35........
GuidedeDétectiondesPannes 36........

Introduction
2
Oven Description and Specifications
Blodgett Deck ovens have set industry wide stan-
dards of excellence for baking characteristics,
performance and reliability. They remain unsur-
passed for product quality.
Simplicity of design and quality construction
throughout assure years of trouble free service
when the equipment is properly installed and
maintained.
Features include a full angle iron frame, allwelded
radius corners and stainless steel fronts and
doors.
Natural Gas Propane Gas
US Units SI Units US Units SI Units
1048-BL GAS SPECIFICATIONS
Heating Value 1000 BTU/hr 37.3 MJ/m
3
2550 BTU/hr 95.0 MJ/m
3
Specific Gravity (air=1.0) 0.63 0.63 1.53 1.53
Gas Manifold Pressure 3.5” W.C. 0.87 kPa 10” W.C. 2.49 kPa
Oven Input
Per Burner
Per Oven 42,500 BTU/hr
85,000 BTU/Hr
12.4 kW
24.9 kW
42,500 BTU/Hr
85,000 BTU/Hr
12.4 kW
24.9 kW
Main Burner Orifice Size 30 MTD* 3.3 mm 48 MTD* 1.93 mm
Pilot Burner Orifice Size .018” Dia. .46 mm .010” Dia. .25 mm
1048-B GAS SPECIFICATIONS
Heating Value 1000 BTU/hr 37.3 MJ/m
3
2550 BTU/hr 95.0 MJ/m
3
Specific Gravity (air=1.0) 0.63 0.63 1.53 1.53
Gas Manifold Pressure 3.5” W.C. 0.87 kPa 10” W.C. 2.49 kPa
Oven Input
Per Burner
Per Oven 60,000 BTU/hr
120,000 BTU/Hr
17.6 kW
35.2 kW
60,000 BTU/Hr
120,000 BTU/Hr
17.6 kW
35.2 kW
Main Burner Orifice Size 23 MTD* 3.9 mm 44 MTD* 2.18 mm
Pilot Burner Orifice Size .018” Dia. .46 mm .010” Dia. .25 mm
NOTE: *Multiple Twist Drill
Gas Specifications are supplied in both US and SI (International Standard) units.

Introduction
3
Oven Components
UltraRokiteDeck --- stonedeckthatabsorbsheat
from below to cook the bottom of the product.
Steel Deck --- absorbs heat from below to cook
the bottom of the product.
Deck Supports --- hold the oven decks.
DeckSeal --- seals the gap betweenthe deck and
the front of the oven.
ControlPanel --- containswiringandcomponents
to control the oven operation.
Burner Compartment --- located beneath the
cooking chamber. The burner compartment con-
tains the combustion burners.
Combustion Burners --- provide heat to the bak-
ing chamber and the decks.
Deflector --- diverts some of the heat from the
combustion burners to the flue plates.
Flue Plates --- located on the interior side walls of
the cooking chamber. The flue plates conduct
heat from the burners tothe oven cavity. The heat
cooks the top of the product before being vented
from the oven.
Oven Decks
Deck Seal
Flue Plates
Burner
Compartment
Control
Panel
Baking
Compartment
Figure 1

Installation
4
Delivery and Location
DELIVERY AND INSPECTION
All Blodgett ovens are shipped in containers to
prevent damage. Upon delivery ofyour newoven:
D Inspecttheshippingcontainerforexternaldam-
age. Any evidence of damage should be noted
onthe delivery receiptwhich must be signedby
the driver.
D Uncrate the oven and check for internal dam-
age. Carriers will accept claims for concealed
damage if notified within fifteen days of delivery
and the shipping container is retained for in-
spection.
The Blodgett Oven Company cannot assume
responsibility for loss or damage suffered in
transit. The carrier assumed full responsibility
for delivery in good order when the shipment
was accepted. We are, however, prepared to
assist you if filing a claim is necessary.
OVEN LOCATION
The well planned and proper placement of your
oven will result in long term operator convenience
and satisfactory performance.
The following clearances must be maintained be-
tween the oven and anycombustible or non-com-
bustible construction.
D Oven body right side --- 6” (15 cm)
D Oven body left side --- 6” (15 cm)
D Oven body back --- 6” (15 cm)
D Oven body bottom --- 6” (15 cm)
The following clearance must be available for ser-
vicing.
D Oven body left side --- 12” (30.5 cm)
NOTE: Ongasmodels,routineservicingcanusu-
ally be accomplished within the limited
movement provided by the gas hose re-
straint. If the oven needs to be moved fur-
ther from the wall, the gas must first be
turned offanddisconnectedfromtheoven
before removing the restraint. Reconnect
the restraint after the oven has been re-
turned to its normal position.
It is essential that an adequate air supply to the
oven be maintained to provide a sufficient flow of
combustion and ventilation air.
D Place the oven in an area that is free of drafts.
D Keeptheovenareafreeandclearofallcombus-
tiblessuchaspaper,cardboard,andflammable
liquids and solvents.
D Do not place the oven on a curb base or sealto
awall. This willrestricttheflow ofair andprevent
proper ventilation. Pilot outages or yellow, float-
ing flames on the main burners are indicative of
a lack of secondary air.
D The oven must be installed with the legs sup-
plied by the manufacturer.
Beforemakinganyutilityconnectionstothisoven,
check the rating plate to be sure the oven specifi-
cations are compatible with the gas and electrical
services supplied for the oven. The rating plate is
located on the inside of the burner door.

Installation
5
Oven Assembly
PACKAGING
Before beginning assembly and installation of the
oven, check that all necessary components have
been received. In addition to the oven itself, legs,
the proper vent, and/or other accessories maybe
required.
Single Sections
1048 with Steel Deck
D Legs, regulator, set of flue plates, draft diverter
and steel deck are shipped in the oven.
D Drafthood (when supplied) is packed separately.
1048 with Ultra Rokite Decks
D Legs, regulator, set of flue plates and draft di-
verter are shipped in oven.
D UltraRokitedecksarepackedinaseparatecar-
ton.
D Drafthood (when supplied) is packed separately.
Double Sections
1048 with Steel Deck
D Legs and bolts, regulator, set of flue plates and
steel deck are packed in the lower section.
D Regulator, set of flue plates, draft diverter and
steel deck are packed in the upper section.
D Crown angle leg frame is packed in a separate
carton.
D Drafthood (when supplied) is packedin asepa-
rate carton.
1048 with Ultra Rokite Decks
D Legs and bolts, regulator, set of flue plates are
packed in the lower section.
D Regulator, draft diverter and a set of flue plates
are packed in the upper section.
D UltraRokitedecksarepackedintwoseparate
cartons.
D Crown angle leg frame is packed in a separate
carton.
D Drafthood (when supplied) is packedin asepa-
rate carton.
LEG ATTACHMENT
1. Put the oven onto a genie lift with the bottom
of the oven down.
2. Each leg is attached by three bolts to the un-
derside of the oven base frame.
CASTER ATTACHMENT
1. Boltsupportstoovenwith1/2-13hexhead
bolts(casterswithbrakesshouldbefacing
front of oven.)
2. Carefully place oven onto the casters. (It will
benecessary tohaveseveralpersons liftoven
off the pallet and set it onto the casters). En-
gage brakes on front casters.
NOTE: A fixed restraint must be provided if cast-
ers are used in conjunction with a flexible
connector for movable appliances. This
restraint must secure the oven to a non-
movable surface to eliminate stress onthe
connector. If the oven is moved, the re-
straint must be reconnected after the oven
is returned to it’s normal position.

Installation
6
Oven Assembly
DOUBLE SECTION ASSEMBLY
1. Fasten 12” (305 mm) legs to lower section.
2. Remove the sheet metal flue cover on bottom
of UPPER SECTION FLUE ONLY and save the
two screws.
3. Fasten crown angle leg frame to upper sec-
tions.
4. Insert double oven flue connector into upper
oven section flue until it is flush with the base
angle. Temporarily hold in place with tape.
5. Install upper section on bottom section.
6. Remove tape and slide flue connector into
position over the collar of the bottom section.
SeeFigure2.
7. Fasten flue connector to bottom section with
screwsfromthefluecover.
8. Install drafthood or draft diverter with screws
provided.
Figure 2
3PIECEDEFLECTORASSEMBLY
1. Deflectorsareshippedinplaceintheoven.No
assembly is required.
2. Remove the shipping clip located in the back
center of each deflector before inserting two-
piece shelf assembly.
ULTRA ROKITE SHELVES
1. Slide one half of the Ultra Rokite shelf through
the door opening. Rest the shelf on the deflec-
tor and slide to the rear of the oven until it
drops into the shelf support. Slide the shelf to
the right.
2. Slide the other half of the UltraRokite shelfon
top of first shelf to the rear until it is within the
shelfsupport.Slideitallthewaytothe leftuntil
it drops down into place.
3. Slide both shelf halves inward so the center
joint closes.
4. Referto pre-heatinginstructions suppliedwith
Ultra Rokite.
NOTE: Because of the weight of the Ultra Rokite
shelves, take care to avoid injury to your-
selfordamagetotheshelves whensliding
sections into the oven. Use of 1” x 4”
pieces of lumber will help to slideshelves
into place.
Figure 3