Middleby Cooking Systems Group PS520E operation manual Section Troubleshooting

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SECTION 5

TROUBLESHOOTING

SECTION 5

TROUBLESHOOTING

PROBLEM:

PRODUCTS ARE OVERCOOKED

OR UNDERCOOKED

PROBLEM:

OVEN BLOWER AND CONVEYOR OPERATE,

YET THE OVEN IS NOT HEATING

Check for correct setting of conveyor speed control.

Set the conveyor speed control at correct setting.

Check for correct

setting on temperature

controller

Turn temperature control to correct setting.

Reset the temperature controller to a new setting (above 2000F), after turning the BLOWER switch to off for 30 seconds.

Start the oven again. If the oven still does not heat, call your Middleby Marshall Service Agency.

Verify the food

preparation process.

If products still cook incorrectly,

call your Middleby Marshall

Service Agency.

PROBLEM:

OVEN DOES NOT HEAT

Check to see if both BLOWER switch and HEAT switch are in the “ON” or “I” position.

If oven does not heat, call your

Middleby Marshall Service Agency

PROBLEM:

CONVEYOR WILL NOT HOLD PROPER

SPEED OR WILL NOT RUN AT ALL

Check whether the conveyor is

jammed on something in the oven.

Check for proper tension of conveyor drive chain and

conveyor belt. Refer to Section 4 for

correct procedure.

Check that the conveyor drive sprocket is tight.

If conveyor still does not run correctly, contact

your Middleby Marshall Service Agency.

PROBLEM:

BLOWER MOTOR IS RUNNING, YET LITTLE OR NO AIR BLOWS FROM AIR FINGERS

Air fingers reassembled incorrectly,

after cleaning

Assemble air fingers correctly, after cleaning. Refer to Section 4 procedure, or call your Middleby Marshall Service Agency

PROBLEM:

OVEN DOES NOT TURN ON WHEN ITS

SWITCHES ARE TURNED ON

Check that all electric supply switches are set to the “ON” or “I” position. Then, start the oven.

If oven still will not start, contact your Middleby

Marshall Service Agency.

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Contents Installation Page Iii A. OnlyTable of Contents Model Identification Section DescriptionThis Manual Must Be Kept For Future Reference PS520 Series Oven SpecificationsII. Component Function Unloading Section InstallationSingle and Double Stack Ovens Installation KITModel PS520 Single Oven Dimensions II. Ventilation 11. Junction Connection Box IV. Electric Supply for Electrically Heated OvensControl Functions Section OperationBlower Switch Door Safety SwitchHeat Switch Temperature ControllerMeasuring Conveyor Speed ConveyorSee -4 Power Failure Start-up Procedure Daily Start-upShutdown Procedure III. STEP-BY-STEP OperationDaily Start-up Procedure Daily Shutdown ProcedureIV. Normal Operation STEP-BY-STEP Overtemp Symptom Quick Reference TroubleshootingSection Maintenance Exterior Maintenance DailyImportant Note Conveyor Belt FigurePrecautions II. Maintenance MonthlyRemoving Conveyor From Oven For Cleaning Part#QuantitySection Maintenance Standard Fingers Air Fingers Disassembly For cleaning12. Standard Lower Finger Reassembly of Air FingersExtended Lip Tab on Outer Plate Flange Finger Manifold Reinstall End Plugs Checking Conveyor Belt Tension Conveyor Reassembly Into OvenConveyor Belt Link Removal Attaching Drive Chain IV. Maintenance Every 6 Months III. Maintenance Every 3 MonthsElectrical Terminals VentilationDescription Quantity PS520-SERIES Electric Oven KEY Spare Parts KITSection Troubleshooting E208-240V 50/60/1 E380-480V 50/60/1 E230-240V CE, 1Ph E380-400V CE, 1Ph E380-400V CE, 3Ph

PS520E specifications

The Middleby Cooking Systems Group PS520E is a remarkable addition to the commercial cooking equipment market, designed to meet the high demands of operational efficiency and cooking quality. This advanced piece of equipment is engineered for high-volume operations, particularly in busy restaurants and foodservice environments.

One of the standout features of the PS520E is its innovative cooking technology, utilizing a unique blend of infrared and convection cooking methods. This combination ensures rapid cooking times while preserving the moisture and flavor of the food. The enhanced heat transfer capabilities significantly reduce cooking durations, making it ideal for establishments with a high turnover rate.

The PS520E boasts an impressive cooking capacity, able to handle multiple menu items simultaneously without compromising on cooking consistency or quality. This is particularly advantageous for establishments that require versatility in their cooking processes, as it can accommodate a wide range of products, from meats and seafood to vegetables and baked goods.

Another significant characteristic of the PS520E is its user-friendly interface. It features an intuitive digital touchscreen that allows operators to easily navigate through various cooking programs and settings. This ease of use is essential in fast-paced environments, enabling staff to focus on service rather than complicated machinery.

The design of the PS520E also takes into account the importance of energy efficiency. With advanced insulation and heating elements, this cooking system minimizes energy consumption while maximizing output. This not only contributes to lower operational costs but also supports sustainability initiatives within the foodservice industry.

In terms of maintenance, the PS520E includes features that simplify cleaning and upkeep. Removable parts and a streamlined design make it easy to clean, ensuring that hygiene standards are consistently met. Furthermore, its durable construction is designed to withstand the rigors of a commercial kitchen, promising longevity and reliability.

Finally, the Middleby Cooking Systems Group PS520E is built with safety in mind, featuring automatic shut-off systems and safety interlocks that protect operators from potential hazards. This enhances the safety profile of the equipment, reassuring operators and managers alike.

In conclusion, the PS520E represents a perfect blend of innovation, efficiency, and reliability. With its advanced cooking technologies, user-friendly design, and emphasis on energy efficiency and safety, it is positioned to be an invaluable asset for any high-volume kitchen. Whether for restaurants, cafeterias, or catering services, the PS520E stands ready to deliver outstanding cooking performance in a modern culinary landscape.