Middleby Marshall PS740E installation manual Do not USE Conduit for Ground Connection

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UTILITY ROUGH-IN DIMENSIONS AND POSITIONING FOR PS740-SERIES OVENS

WARNING

DO NOT USE CONDUIT FOR GROUND CONNECTION.

CAUTION

IT IS RECOMMENDED THAT THE OVEN BE PLACED UNDER A VENTILATION HOOD FOR ADEQUATE AIR SUPPLY AND VENTILATION.

ELECTRIC SUPPLY TO BE

PROVIDED BY CUSTOMER

To Oven

To Oven

Suggested dimensions are shown; utility code requirements supersede any factors shown.

CIRCUIT BREAKER

Separate circuit breaker with lockout/tagout electrical shutoff for each oven. Wire each oven separately.

100 Amp circuit breaker for 208-240V, or 50 Amp circuit breaker for 380-480V.

ELECTRICAL SPECIFICATIONS

DOMESTIC: 208V main blower motors and elements,

3Ph, 75 Amp draw, 50/60 Hz, 208-240V control circuit,

3pole, 4 wire system per oven (3 hot, 1 grd).

Do NOT use conduit for ground.

or

DOMESTIC: 240V main blower motors and elements,

3Ph, 65 Amp draw, 50/60 Hz, 208-240V control circuit,

3pole, 4 wire system per oven (3 hot, 1 grd).

Do NOT use conduit for ground.

or

EXPORT: 380V elements, 3 Ph, 41 Amp draw, 50/60 Hz, 208-240V control circuit and main blower motor, 4 pole, 5 wire system per oven (3 hot, 1 neutral, 1 grd).

Do NOT use conduit for ground.

or

DOMESTIC: 480V elements, 3 Ph, 32.5 Amp draw, 50/60 Hz, 208-240V control circuit and main blower motor, 4 pole, 5 wire system per oven (3 hot, 1 neutral, 1 grd).

Do NOT use conduit for ground.

Figure 2-19. Typical PS740-Series Oven(s)

Installation

ELECTRICAL RATING

27.0 kW/hr.

SUPPLY WIRE

Supply wire size must be in accordance with the National Electrical Code (current edition) and must be in compliance with local codes.

NOTE: The electrical terminal connection marked “MP” located inside the control compartment is desiganated for the blue (neutral) wire to the oven. See the electrical wiring/schematics in Section 6 of this manual.

SUGGESTED

If space permits, service should be located near the control console end of the oven(s) to allow convenient access to safety switches.

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Contents Owners Operating and Installation Manual Retain this Manual for Future Reference Middleby Marshall Table of Contents Conveyor Drive Motor Moves the conveyor Machinery Compartment Access Panel Allows accessNot Shown Oven Specifications Installation Kit Parts List for Series PS740 Electric Oven Installation KIT″ Legs Casters& Top Casters & Top Kit PS740 Oven Installation Required Kits and Equipment Item no QTY Description Hardware BA G ″-16 × 1 HEX SCREW, SST Item no QTY Description Quad Outrigger Weldment 7A2S15 SCR, MS STR Trshd 10-32X3/4 ″ Recommendations III. Ventilation SystemRequirements Other ventilation concernsIV. Assembly Top Panel and Base Pad AssemblyRestraint Cable Installation StackingConveyor Installation Do not Overtighten the Conveyor BeltFinal Assembly Resetting Direction JumperSwitching Photo Detector Conveyor Belt ReversalIV. Electric Supply for Electrically Heated Ovens 18. Utility Connection Locations forDo not USE Conduit for Ground Connection Electric Supply to be Provided by CustomerLocation and Description of Controls II. Normal Operation STEP-BY-STEP III. Quick Reference Troubleshooting Screen AlertsMaintenance Maintenance DailyII. Maintenance Monthly Top Row Bottom RowIII. Maintenance Every 3 Months Split Belt Disassembly and CleaningIV. Maintenance Every 6 Months Blower BeltKEY Spare Parts Available separately. See Figure Item QTY DescriptionProblem Oven does not Heat ProblemWiring Diagram 60741 Rev. F Page

PS740E specifications

The Middleby Marshall PS740E is a cutting-edge conveyor oven designed to provide exceptional baking performance, particularly in high-volume food service operations. This innovative piece of equipment is particularly favored by pizza restaurants, quick-service eateries, and other establishments that require reliable and consistent cooking results.

One of the standout features of the PS740E is its advanced cooking technology. Equipped with the patented "Jetlube" system, the oven utilizes high-velocity forced air that enhances heat transfer and ensures even cooking across the product. This technology not only cooks food quickly but also preserves the flavor and texture of items, making it a preferred choice for commercial kitchens focused on quality.

The PS740E is built with an energy-efficient design that promotes sustainability while reducing operational costs. It features an electronic control system that allows operators to easily manage cooking times and temperatures, thereby enhancing productivity without sacrificing food quality. With adjustable conveyor speeds and temperature controls that can reach up to 600°F, the oven provides versatility in cooking a variety of menu items, including pizzas, sandwiches, and baked goods.

Another notable characteristic of the Middleby Marshall PS740E is its durable construction. Designed for the rigors of commercial use, it features stainless steel exteriors, which not only present a professional appearance but also ensure easy cleaning and maintenance. The oven's high-quality components are engineered to withstand the demands of daily use, further reinforcing its reputation as a reliable workhorse in any kitchen.

The PS740E is also designed with user convenience in mind. It is compact yet capable of accommodating large volumes of food, thanks to its efficient conveyor system. This allows for streamlined workflow in busy environments, minimizing wait times and enhancing customer satisfaction.

In conclusion, the Middleby Marshall PS740E stands out in the market for its innovative cooking technologies, energy efficiency, durable design, and user-friendly features. It represents a smart investment for food service operators looking to enhance their menu offerings while maintaining efficiency in food preparation and cooking processes.