Middleby Marshall Model PS536 II. Maintenance Monthly, III. Maintenance Every 3 Months

Page 22

ENGLISH

SECTION4-MAINTENANCE

II. MAINTENANCE - MONTHLY

A.Check that the oven is cool and the power is disconnected, as described in the warning at the beginning of this Section.

B.Refer to Part D, Conveyor Installation, in the Installation section of this Manual. Then, remove the following compo- nents from the oven:

•Conveyor exit tray

•Crumb trays

•Chain cover

•End plugs

•Conveyor assembly

C.Slide the air fingers and blank plates out of the oven, as shown in Figure 4-2. AS EACH FINGER OR PLATE IS REMOVED, WRITE A "LOCATION CODE" ON IT WITH A MARKER to make sure that it can be reinstalled correctly.

Example of markings:

(Top Row) T1 T2 T3 T4 (Bottom Row) B1 B2 B3 B4

D.Disassemble the air fingers. See Figure 4-3. AS EACH FINGER IS DISASSEMBLED, WRITE THE "LOCATION CODE" FOR THE FINGER ON ALL THREE OF ITS PIECES. This will help you in correctly reassembling the air fingers.

CAUTION

Incorrect reassembly of the air fingers will change the baking properties of the oven.

E.Clean the air finger components and the interior of the baking chamber using a vacuum cleaner and a damp cloth. Refer to the boxed warnings at the beginning of this Section for cleaning precautions.

F.Reassemble the air fingers. Then, replace them in the oven, using the "location code" as a guide.

G.Install the end plugs on the oven. Then, reinstall the conveyor.

I.Reattach the drive chain. Replace the chain cover.

J.Check the tension of the conveyor belt as shown in Figure 2-9 (in Section 2, Installation). The belt should lift between 1-2" (25-50mm). If necessary, adjust the belt tension using the procedure in Part D (Conveyor Installation) in the Installation section of this Manual.

K.Replace the crumb trays and exit tray onto the oven.

III. MAINTENANCE - EVERY 3 MONTHS

A.Check that the oven is cool and the power is disconnected, as described in the warning at the beginning of this Section.

B.Open the machinery compartment access panel. Vacuum the inside of the compartment using a shop vacuum.

C.Tighten all electrical control terminal screws.

D.Split Belt Disassembly and Cleaning

For split belt ovens ONLY, disassemble, clean and lubri- cate the conveyor shaft components as described below.

1.Refer to Part D, Conveyor Installation, in the Installa- tion section of this Manual. Then, remove the following components from the oven:

•Conveyor exit tray

•Crumb trays

•Chain cover

•End plugs

•Conveyor assembly

2.Remove the master links from each conveyor belt. Then, roll the belts up along the length of the conveyor

to remove them from the frame.

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Figure 4-2 - Removing Air Fingers and Plates

Figure 4-3 - Disassembling the Air Fingers

Outer Plate

Inner plate

Manifold

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Contents PS536 Gas and Electric Ovens English Table of Contents Oven Uses III. Oven SpecificationsDescription II. Oven Components see FigureElectrical specifications for electric ovens per oven cavity Installation Installation KIT see Figure Installation KitRecommendations II. Ventilation SystemRequirements Other ventilation concernsIII. Assembly Top panel and base pad installationRestraint Cable Installation StackingConveyor Installation Assembling and tensioning the conveyorFinal Assembly 10 Conveyor placementVI. Electrical Supply DuringpressuretestingnoteoneofthefollowingVII. GAS Supply Gas Utility Rough-In Recommendations Gas ConversionOperation Location and Description of ControlsDailystartupprocedure If the oven uses this Digital Temperature ControllerII. Normal Operation STEP-BY-STEP Dailyshutdownprocedure ForIII. Quick Reference Digital Temperature Controllers LightOvertemp SP LockActual IV. Quick Reference Troubleshooting SymptomMaintenance Maintenance DailyIII. Maintenance Every 3 Months II. Maintenance MonthlySplit Belt Disassembly and Cleaning Disassembling the drive shaft Blower Belt IV. Maintenance Every 6 MonthsKEY Spare Parts KIT Available sepa- rately. See Figure Lubricating the Blower Fan BearingsElectrical Wiring Diagrams Wiring diagram, PS536 Gas Oven 208/230V, 60 Hz, 1 PhWiring diagram, PS536 Electric Oven 208/230V, 60 Hz, 3 Ph Wiring diagram, PS536 Electric Oven 380V, 50 Hz, 3 Ph English Français Fours électriques et à gaz, modèle PS536 Avertissement Entretien Table DES MatièresFonctionnement Schémas DE CâblageII. Composants DU Four Figure Utilisations DU FourIII. Spécifications DU Four Neut., 1 masse Mise EN Garde Trousse D’INSTALLATION Figure Trousse d’installationII. Système DE Ventilation RecommandationsAutres considérations pour la ventilation III. Assemblage Panneau supérieur et plaque de poseInstallation du câble de retenue SuperpositionInstallation du transporteur Assemblage et ajustement de tension du Transporteur10 Placement du transporteur Assemblage FinalVII. Alimentation EN GAZ VI. Alimentation EN ÉlectricitéDURANTL’ESSAIDEPRESSION,NOTEZCEQUISUIT 14 Installation du tuyau à gaz flexible Emplacement ET Description DES Commandes FonctionnementII. Fonctionnement Normal PAS-À-PAS ProcédurequotidiennedemiseenmarcheAttendez PROCÉDUREQUOTIDIENNEDEMISEÀL’ARRÊTAffichage du « Overtemp » Lock »Temp » IV. Consultation Rapide Résolution DE Problèmes SymptômeMise EN Garde EntretienAvertissement RemarqueII. Entretien Mensuel III. Entretien TrimestrielDémontage de l’arbre d’entraînement IV. Entretien Semestriel Schémas DE Câblage Schéma de câblage, Four à gaz PS536 208/230 V, 60 Hz, 1 PhSchémas DE Câblage Schéma de câblage, Four électrique PS536 380 V, 50 Hz, 3 Ph Anglais Français Espagnol Hornos de Gas y Eléctricos PS536 Aviso Sección 3 Operación SECCIÓN5-DIAGRAMASDELCABLEADOELÉCTRICOÍndice Sección 4 MantenimientoSECCIÓN1DESCRIPCIÓN III. Especificaciones DEL HornoImportante Sección 2 Instalación PrecauciónJuego DE Instalación ver Figura Juego de InstalaciónRequisitos Otros problemas de ventilaciónII. Sistema DE Ventilación RecomendacionesIII. Ensamblado Conjunto del panel superior y cojín de baseCable de sujeción. Para hornos dobles o triples, continúe ApiladoPara hornos sencillos, pase al apartado C, Instalación del Con el paso 1 descrito a continuaciónInstalación del Transportador Figura 2-8 Instalación y tensión del transportadorEnsamblado Final Figura 2-10 Colocación del transportadorVII. Suministro DE GAS Precaución VI. Suministro EléctricoDurantelaspruebasdepresiónobservelosiguiente Conexión Conversión Según el Tipo de GasSección 3 Operación Ubicación Y Descripción DE LOS ControlesSi el horno usa un controlador digital de la temperatura II. Operaciones Normales Paso a PasoProcedimientodiariodeencendido Importante ProcedimientodiariodeapagadoLuz III. Referencia Rápida Controlador Digital DE TemperaturaLock TempIV. Referencia Rápida Diagnóstico DE Averías SíntomaNota SECCIÓN4-MANTENIMIENTOAviso Mantenimiento DiarioII. Mantenimiento Mensual III. Mantenimiento TrimestralFigura 4-5 Desensamble del eje impulsor IV. Mantenimiento Semestral Figura 4-6 Acceso al panel posteriorSección 5 Diagramas DEL Cableado Eléctrico Solamente Para LOS Hornos DE Banda DobleSección 5 Diagramas DEL Cableado Eléctrico Contactor Fases English Français
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