TABLE OF CONTENTS

 

 

Page

SECTION 1 – DESCRIPTION

1

I.

OVEN USES

1

II. OVEN COMPONENTS

1

 

A. Conveyor Motor Drive

1

 

B. Crumb Pans

1

 

C. Conveyor

1

 

D. End Plugs

1

 

E. Eyebrows

1

 

F. Window

1

 

G. Machinery Compartment Access Panel

1

 

H. Serial Plate

1

 

I. Control Panel

1

 

J. Photo Cell

1

 

K. Blowers

1

 

L. Air Fingers

1

III. OVEN SPECIFICATIONS

2

 

A. Dimensions

2

 

B. General Specifications

2

 

C. Electrical Specifications for

 

 

PS740 Electric Ovens

2

SECTION 2 – INSTALLATION

3

I.

BASE PAD KIT

4

II.

INSTALLATION KIT

6

III. VENTILATION SYSTEM

12

 

A. Requirements

12

 

B. Recommendations

12

 

C. Other Ventilation Concerns

12

IV. ASSEMBLY

13

 

A. Base Pad, Legs, Casters

13

 

B. Stacking

14

 

C. Restraint Cable Installation

14

 

D. Conveyor Installation

15

 

E. Standoff Installation

15

V. FINAL ASSEMBLY

16

VI. ELECTRICAL SUPPLY

17

 

Connection

17

 

UTILITY ROUGH-IN DIMENSIONS AND

 

 

POSITIONING FOR PS840-SERIES OVENS

18

 

Circuit Breaker

18

 

Electrical Specifications

18

 

Electrical Rating

18

 

Supply Wire

18

 

Suggested

18

 

Page

SECTION 3 – OPERATION

.............................................. 19

I.LOCATION AND DESCRIPTION OF CONTROLS 19

II. NORMAL OPERATION, STEP-BY-STEP

20

A. Main Screen

20

B. Daily Startup Procedure

20

C. Daily Shutdown Procedure

20

III. QUICK REFERENCE: TROUBLESHOOTING

21

IV. SCREEN ALERTS

21

SECTION 4 – MAINTENANCE

22

I. MAINTENANCE – DAILY

22

II. MAINTENANCE – MONTHLY

23

III. MAINTENANCE – EVERY 3 MONTHS

24

IV. MAINTENANCE – EVERY 6 MONTHS

25

V. KEY SPARE PARTS KIT

26

SECTION 5 – TROUBLESHOOTING

27

SECTION 6 – ELECTRICAL WIRING DIAGRAM

28

WIRING DIAGRAM, 740 Electric Oven, E208/240V,

 

50/60 Hz, 3 Ph

28

WIRING DIAGRAM, 740 Electric Oven, E380-480V,

 

50/60 Hz, 3 Ph

29

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.

iv

Page 4
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Middleby Marshall PS740E installation manual Table of Contents

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.