Manuals / Middleby Marshall / Kitchen Appliance / Oven

Middleby Marshall PS520G installation manual Table Of Contents, Continued

Models: PS520G

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TABLE OF CONTENTS

TABLE OF CONTENTS
	Page
SECTION 1
I. MODEL IDENTIFICATION	1
SERIES PS520 GAS SPECIFICATIONS	2
II. COMPONENT FUNCTION	4
A. Conveyor Motor and Conveyor Belt	4
B. Blower Fan	4
C. Gas Burner	4
D. Cooling Fan	4
E. Air Fingers and Blank Plates - See Figure 1-9	4
SECTION 2
I. UNLOADING	8
PARTS LIST FOR SERIES PS520 GAS OVEN
INSTALLATION KIT	8
UTILITY ROUGH-IN DIMENSIONS AND POSITIONING
FOR PS520-SERIES OVENS	13
CIRCUIT BREAKER	13
ELECTRICAL SPECIFICATIONS	13
ELECTRICAL RATING	13
SUPPLY WIRE	13
SUGGESTED	13
II. VENTILATION GUIDELINES	13
III. ELECTRICAL CONNECTION INFORMATION FOR
PS520-SERIES OVENS	14
IV. ELECTRIC SUPPLY FOR GAS HEATED OVENS	14
V. GAS SUPPLY	15
SECTION 3 INSTALLATION
I. CONTROL FUNCTIONS	17
II. COMPONENT INFORMATION AND LOCATION	18
A. Door Safety Switch	18
B. Blower Switch	18
C. Heat Switch	18
D. Temperature Controller	18
E. Conveyor	19
MEASURING CONVEYOR SPEED	19

TABLE OF CONTENTS
(Continued)
Page
III. STEP-BY-STEP OPERATION	20
A. Startup Procedures	20
Daily Startup	20
Power Failure	20
B. Shutdown Procedure	20
IV. NORMAL OPERATION - STEP-BY-STEP	22
A.Daily Startup Procedure	22
B. Daily Shutdown Procedure	22
V. QUICK REFERENCE: TROUBLESHOOTING	24
SECTION 4 MAINTENANCE
I. MAINTENANCE - DAILY	26
A. Exterior	26
B. Cooling Fan	26
C. Conveyor Belt	26
D. Crumb Pans	26
II. MAINTENANCE - MONTHLY	27
A. Removing Conveyor From Oven For Cleaning	27
B. Air Fingers Disassembly For Cleaning	29
C. Reassembly of Air Fingers	30
D. Reinstall End Plugs	33
E. Conveyor Reassembly Into Oven	34
F. Checking Conveyor Belt Tension	34
G. Conveyor Belt Link Removal	35
H. Attaching Drive Chain	36
III. MAINTENANCE - EVERY 3 MONTHS	37
A. Electrical Terminals	37
B. Ventilation	37
IV. MAINTENANCE - EVERY 6 MONTHS	37
PS520-SERIES GAS OVEN KEY SPARE
PARTS	38
KEY SPARE PARTS KIT	38
SECTION 5 TROUBLESHOOTING
Troubleshooting Charts	39
SECTION 6 ELECTRICAL SCHEMATICS
Wiring Diagram, G208-240V 50/60 GO, PS520	41

NOTE

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

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Middleby Marshall PS520G installation manual Table Of Contents, Continued

Contents

& installation owners operatingmanual MiddlebyFOR YOUR SAFETY, DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS ANDLIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCENO QUIBBLE LIMITED WARRANTY MIDDLEBY MARSHALLU.S.A. ONLY TABLE OF CONTENTS TABLE OF CONTENTSContinued SECTION DESCRIPTION I.MODEL IDENTIFICATIONFigure 1-1.Single PS520 Oven Figure 1-2.Double PS520 OvenPS520 SERIES OVEN SPECIFICATIONS SERIES PS520 ELECTRICAL SPECIFICATIONSand are also located inside the oven at the bottom of the Control PanelFigure 1-4. PS520-SeriesOven Components Locations II. COMPONENT FUNCTION FigureII. COMPONENT FUNCTION Blower Assembly Right Control BoxFigure 1-5.Machinery Compartment Components A. Conveyor Motor and Conveyor BeltSECTION DESCRIPTION Figure 1-6.Cooling FanF2. Blank Plates SECTION INSTALLATION SECTION 2 INSTALLATION•Perform a gas leak test •Test for correct air supplyPARTS LIST FOR SERIES PS520 GAS OVEN INSTALLATION KITI. UNLOADING Single Stack OvenPARTS LIST FOR SERIES PS520 Gas OVEN Double Stack OvenTriple Stack Oven INSTALLATION KITFigure 2-5.MODEL PS520 SINGLE OVEN DIMENSIONS 4.00 101.6mmFigure 2-6.MODEL PS520 DOUBLE OVEN DIMENSIONS 1to 3-3/4inch maximum in 1/2 inch increments4.00 101.6mmFigure 2-7.MODEL 520 TRIPLE OVEN DIMENSIONS 1to 3-3/4inch maximum in 1/2 inch incrementsUTILITY ROUGH-INDIMENSIONS AND POSITIONING FOR PS520-SERIESOVENSII. VENTILATION GUIDELINES Figure 2-9.Typical PS520-SeriesOvens InstallationFigure 2-11.Junction Connection Box IV. ELECTRIC SUPPLY FOR GAS HEATED OVENSFigure 2-10.Typical Electric Oven Data Plate V. GAS SUPPLY Figure 2-13- Gas Control Valve I. CONTROL FUNCTIONS SECTION OPERATIONFigure 3-1. PS520-SeriesOven Control Functions A. Door Safety Switch B. Blower SwitchC. Heat Switch D. Temperature ControllerMEASURING CONVEYOR SPEED Figure 3-3.Conveyor Speed Digital ControlFigure 3-4.Product at entrance end of baking chamber – BEGINNING OF TIMINGIII. STEP-BY-STEPOPERATION A. Startup Procedures Daily StartupPower Failure B. Shutdown ProcedureSECTION OPERATION Figure 3-6.Control PanelIV. NORMAL OPERATION - STEP-BY-STEP A.Daily Startup ProcedureB.DAILYSHUTDOWNPROCEDURE wait + forSECTION 3 OPERATION V. QUICK REFERENCE: TROUBLESHOOTING SYMPTOMPROBLEM SOLUTIONSECTION MAINTENANCE SECTION MAINTENANCENOTICE I. MAINTENANCE - DAILY Figure 4-2.Conveyor Belt and Crumb Pan CleaningFigure 4-1.Oven Cooling Fans A. ExteriorII. MAINTENANCE - MONTHLY PRECAUTIONSA. Removing Conveyor From Oven For Cleaning FigureFigure Figure Figure Figure6. Remove conveyor as shown B. Air Fingers Disassembly For Cleaning T1 T2 T3 B1 B2 B3Standard Fingers FigureC. Reassembly of Air Fingers FigureFigure 4-12.Standard Lower Finger Figure 4-13.Standard Upper FingerFigure FigureFigure 2. Reinstall conveyor D. Reinstall End PlugsFigure Figure E. Conveyor Reassembly Into Oven FigureFigure Figure F. Checking Conveyor Belt TensionFigure FigureFigure Figure FigureFigure FigureFigure Figure FigureIII. MAINTENANCE - EVERY 3 MONTHS IV. MAINTENANCE - EVERY 6 MONTHSIMPORTANT NOTICES FigurePS520-SERIESGAS OVEN KEY SPARE PARTS KIT Figure KEY SPARE PARTS KITFigure SECTION TROUBLESHOOTING PROBLEM PRODUCTS ARE OVERCOOKED OR UNDERCOOKEDPROBLEM PROBLEM OVEN DOES NOT HEATNOTES SECTION TROUBLESHOOTINGWiring Diagram, G208-24050/60 GO, PS520G SCHEMATICSSECTION NOTES SECTION ELECTRICAL SCHEMATICSSECTION ELECTRICAL SCHEMATICS NOTESNOTICE NOTICENOTICE