Middleby-marshall PS528-SERIES PS528G User Manual

©2009 Middleby Marshall Inc.A MIDDLEBY COMPANYPS528-Series Gas Ovens: Englishowner'soperating& installationmanualPS528-Series OVENSModel PS52

6SECTION 1 DESCRIPTION Figure 1-7. Blank Plates (two sizes) and an Air Finger.F2. Blank Plates1. Blank Plates- The Blank Plates are available to inst

SECTION 2 INSTALLATION7WARNINGKeep the appliance area free and clear of combustibles.WARNINGDo not obstruct the ow of combustion and ventilation air

8SECTION 2 INSTALLATION PARTS LIST FOR SERIES PS528 GAS OVEN INSTALLATION KIT Single Stack Oven P/N 63946 ITEM NO. QTY PART NO. DESCRIPTION 1

SECTION 2 INSTALLATION9Figure 2-1 (continued). PS528-Series Gas Oven Installation Parts ITEM NO. QTY PART NO. DESCRIPTION 1 2 62208 INSULATI

10SECTION 2 INSTALLATION Figure 2-5. MODEL PS528 SINGLE OVEN DIMENSIONS The Opening Height is Adjustable from 2-1/4 inch minimum to 3-3/4 inch maximu

SECTION 2 INSTALLATION11Figure 2-6. MODEL PS528 DOUBLE OVEN DIMENSIONS1The Opening Height is Adjustable from 2-1/4 inch mini-mum to 3-3/4 inch maximu

12SECTION 2 INSTALLATION Figure 2-7. MODEL 528 TRIPLE OVEN DIMENSIONS1The Opening Height is Adjustable from 2-1/4 inch mini-mum to 3-3/4 inch maximum

SECTION 2 INSTALLATION13WARNING DO NOT USE CONDUIT OR GAS LINE FOR GROUND CONNECTION. CAUTIONIT IS RECOMMENDED THAT THE OVEN BE PLACED UNDER A VE

14SECTION 2 INSTALLATION III. ELECTRICAL CONNECTION INFORMATION FOR PS528-SERIES OVENS.WARNINGAuthorized supplier personnel normally accom-plish the c

SECTION 2 INSTALLATION15V. GAS SUPPLYCAUTIONDURING PRESSURE TESTING NOTE THE FOLLOWING:1. The oven and its individual shutoff valve must be dis-connec

iiWARNING FOR YOUR SAFETY, DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE.WARNING I

16SECTION 2 INSTALLATION = G. MaintenanceIt is recommended to check yearly the minimum and the maximumsettingandreadjustthemif

SECTION 2 INSTALLATION17If the installation will use the supplied gas hose, be sure that the 1/2"to3/4"gaslinettingisattached.Refe

18SECTION 2 INSTALLATION NOTES

SECTION 3OPERATION19 SECTION 3 OPERATIONI. CONTROL FUNCTIONSWARNINGA possibility of injury from rotating parts and electric shock exists in this oven.

20SECTION 3 OPERATION II. COMPONENT INFORMATION AND LOCATION (Figures 3-1 and 3-2) A. Door Safety Switch The Door Safety Switch is located at the lo

SECTION 3OPERATION21 E. Conveyor The on-off switch for the conveyor motor is on the con-trol panel. Also on the control panel is the digital con-veyo

22SECTION 3 OPERATION WARNING OVEN MUST BE KEPT CLEAR OF COMBUSTIBLES AT ALL TIMES. III. STEP-BY-STEP OPERATIONA. Startup ProceduresDaily Startup1.

SECTION 3OPERATION23 Figure 3-6. Control Panel

24SECTION 3 OPERATION CAUTIONIn case of power failure, turn all switches to the “OFF” ("O") position and remove the product. After the powe

SECTION 3OPERATION25 DisplayShows the Set Point or the Actual Tem-perature in degrees Fahrenheit (F) or Celsius (C)."SP LOCK" LightLights w

iiiMIDDLEBY MARSHALL INC.OVEN LIMITED WARRANTY(Non U.S.A.)The Seller warrants equipment manufactured by it to be free from defects in material and wor

26SECTION 3 OPERATION V. QUICK REFERENCE: TROUBLESHOOTINGSYMPTOM PROBLEM SOLUTIONThe oven temperature exceeded 650°F (343°C),and the burner

SECTION 4 MAINTENANCE27SECTION 4 MAINTENANCEWARNINGPossibility of injury from rotating parts and electrical shock exist in this oven. Turn off and loc

28SECTION 4 MAINTENANCE I. MAINTENANCE - DAILYA. ExteriorEveryday you should clean the outside of the oven with a soft cloth and mild detergent.WARNIN

SECTION 4 MAINTENANCE29Figure 4-3.NOTE: The oven interior may require cleaning morethan once a month depending on the volume of baking. To clean

30SECTION 4 MAINTENANCE side.6. Remove conveyor as shown.Figure 4-6.Figure 4-7.CAUTIONBe careful not to bump the drive sprocket while handling the co

SECTION 4 MAINTENANCE31B. Air Fingers Disassembly For Cleaning1. As the air ngers are removed use a felt pen to mark all parts of the ngers. This

32SECTION 4 MAINTENANCE 6. To remove the inner plate, pull the plate out and then up.Figure 4-11.7. The outer nger plate is stainless and may be cl

SECTION 4 MAINTENANCE334. Replace the air ngers by pushing in at the back side. Remember to replace them according to the numbers marked on them whe

34SECTION 4 MAINTENANCE 5. Install ngers and blank plates correctly with edges interlocked and no space between edges.Figure 4-18.Top FingerIncorrec

SECTION 4 MAINTENANCE35D. Reinstall End Plugs1. Reinstall lower end plug. Be sure to tighten the wing screw on the end plug.2. Reinstall conveyor.3.

ivNOTEWiring Diagrams are in Section 6 of this Manual. The diagram for each oven is also on the lower inner surface of its Control Console. TABLE OF

36SECTION 4 MAINTENANCE F. Checking Conveyor Belt TensionWARNINGOven conveyor belt must be cool when adjusting belt. Do not adjust belt if HOT.1. Wi

SECTION 4 MAINTENANCE371. Using long nose pliers, an entire link can be removed with the conveyor assembly either in or out of the oven. Position mas

38SECTION 4 MAINTENANCE H. Attaching Drive Chain1. If drive sprocket assembly was removed reassemble it into the conveyor drive shaft. Be sure at o

SECTION 4 MAINTENANCE394. Reattach conveyor guard to control panel and secure two screws.Install both upper end plugs.Figure 4-34.III. MAINTENANCE -

40SECTION 4 MAINTENANCE KEY SPARE PARTS KITAn oven can be purchased with a Key Spare Parts Kit (Figure 4-36). (The kit can be purchased when the oven

41SECTION 5 TROUBLESHOOTING SECTION 5 TROUBLESHOOTINGPROBLEM:PRODUCTS ARE OVERCOOKED OR UNDERCOOKEDCheck for correct setting of conveyor speed control

SECTION 5 TROUBLESHOOTING 42NOTES

43SECTION 6 ELECTRICAL SCHEMATICS SECTION 6 ELECTRICAL SCHEMATICSWiring Diagram, G208-240 50/60 GO, PS528G • P/N 62317 REV B

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SECTION 1DESCRIPTION1I. MODEL IDENTIFICATION The Middleby Marshall PS528-Series may be used either as a single oven or stacked for use as doubl

2SECTION 1 DESCRIPTION PS528 SERIES OVEN SPECIFICATIONSConveyor Belt Width 18.00" (457mm) Heating Zone Length 28.00" (711mm) Baking Area S

SECTION 1DESCRIPTION3II. COMPONENT FUNCTION (Figure 1-4)Figure 1-4. PS528-Series Oven Components Locations

4SECTION 1 DESCRIPTION II. COMPONENT FUNCTIONA. Conveyor Motor and Conveyor Belt The conveyor belt is driven by a variable-speed electric motor (Figur

SECTION 1DESCRIPTION5Figure 1-6. Cooling Fan