Middleby Marshall PS520G installation manual

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WARNING

Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read the installation, operating and maintenance instructions thoroughly before installing or servicing this equipment.

NOTICE

During the warranty period, ALL parts replacement and servicing should be performed by your Middleby Marshall Authorized Service Agent. Service that is performed by parties other than your Middleby Marshall Authorized Service Agent may void your warranty.

NOTICE

Using any parts other than genuine Middleby Marshall factory manufactured parts relieves

the manufacturer of all warranty and liability.

NOTICE

Middleby Marshall reserves the right to change specifications at any time.

Middleby is proud to support the Commercial Food Equipment Service Association (CFESA). We recognize and applaud CFESA's ongoing efforts to improve the quality of technical service in the industry.

Middleby Cooking Systems Group • 1400 Toastmaster Drive • Elgin, IL 60120 • USA • (847)741-3300 • FAX (847)741-4406

www.middleby.com

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Contents Owners operating Page Middleby Marshall IiiTable of Contents Section Description Model IdentificationPS520 Series Oven Specifications Series PS520 Electrical SpecificationsThis Manual Must Be Kept For Future Reference PS520-Series Oven Components Locations II. Component Function Cooling Fan Blank Plates two sizes and an Air Finger F2. Blank PlatesSection Installation Parts List for Series PS520 GAS Oven Installation KIT UnloadingParts List for Series PS520 Gas Oven Model PS520 Single Oven Dimensions Model PS520 Double Oven Dimensions Model 520 Triple Oven Dimensions II. Ventilation Guidelines Electric Supply to be Provided by Customer Circuit BreakerIV. Electric Supply for GAS Heated Ovens 11. Junction Connection BoxGAS Supply 13 Gas Control Valve Section Operation Control FunctionsDoor Safety Switch Blower SwitchHeat Switch Temperature ControllerMeasuring Conveyor Speed ConveyorSee Figures 3-4 Startup Procedures Daily Startup Power FailureShutdown Procedure III. STEP-BY-STEP OperationControl Panel Daily Startup Procedure IV. Normal Operation STEP-BY-STEPSP Lock Quick Reference Troubleshooting SymptomSection Maintenance Maintenance Daily ExteriorCooling Fan Conveyor Belt FigureII. Maintenance Monthly Removing Conveyor From Oven For CleaningSection Maintenance Air Fingers Disassembly For Cleaning T1 T2 T3 B1 B2 B3Reassembly of Air Fingers 12. Standard Lower FingerExtended Lip Tab on Outer Plate Flange Finger Manifold Section Maintenance Reinstall End Plugs Conveyor Reassembly Into Oven Checking Conveyor Belt TensionConveyor Belt Link Removal Attaching Drive Chain III. Maintenance Every 3 Months IV. Maintenance Every 6 MonthsImportant Notices Electrical TerminalsKEY Spare Parts KIT PS520-SERIES GAS Oven KEY Spare Parts KIT FigureSection Troubleshooting Section Troubleshooting Schematics Section Section Electrical Schematics Section Electrical Schematics

PS520G specifications

The Middleby Marshall PS520G represents a significant leap forward in the world of commercial cooking equipment, specifically designed to meet the demands of high-volume foodservice operations. This innovative conveyor oven is engineered for efficiency, speed, and high-quality results, making it a favorite among pizza parlors, restaurants, and fast-food businesses.

One of the standout features of the PS520G is its gas-powered operation. The use of natural gas or propane not only enhances cooking speed but also contributes to lower operational costs when compared to electric models. This advantage allows establishments to serve more customers in less time, thereby maximizing revenue.

The PS520G is equipped with advanced technology that ensures consistent cooking results. Its patented Air Impingement technology circulates heated air within the cooking chamber, ensuring that every item receives even heat distribution. This technology is particularly beneficial for achieving perfectly cooked pizzas, breads, and other baked goods. The ability to cook food quickly while maintaining moisture and flavor is a hallmark of this model.

Another significant characteristic of the PS520G is its versatile cooking capabilities. The unit features adjustable conveyor speed, allowing operators to customize cooking times according to the type of food being prepared. This flexibility is essential in a bustling kitchen environment where different menu items require distinct cooking times.

The construction of the PS520G is robust and designed for durability, with stainless steel exteriors that are not only attractive but also easy to clean. Additionally, the oven's efficient design includes a high-capacity cooking chamber that can accommodate larger items, making it suitable for various food types.

A critical aspect of any commercial kitchen equipment is ease of use, and the PS520G shines in this area as well. The user-friendly digital controls allow for precise temperature settings and monitoring, enabling kitchen staff to maintain high standards in cooking. Moreover, the self-cleaning feature simplifies maintenance, ensuring the oven operates at peak performance with minimal downtime.

In summary, the Middleby Marshall PS520G conveyor oven embodies a perfect blend of technology, efficiency, and versatility. Its gas-powered operation, advanced cooking technologies, and durable construction make it an indispensable asset for any high-volume foodservice operation, driving both productivity and quality in food preparation. With the PS520G, businesses can ensure they are well-equipped to meet the culinary demands of their customers, providing fast and delicious meals consistently.