Middleby Marshall PS540 installation manual Table of Contents

Page 4

TABLE OF CONTENTS

 

 

Page

SECTION 1

 

I. MODEL IDENTIFICATION

1

SERIES PS540 ELECTRICAL SPECIFICATIONS

2

II. PRINCIPLE OF AIR FLOW

3

A. Heat Transfer and How It Works

3

II. PRINCIPLE OF AIR FLOW (Continued)

4

B. Air Fingers

4

III. COMPONENT FUNCTION

5

A. Conveyor Motor and Conveyor Belt

6

B. Blower Fan

6

C. Gas Burner

6

D. Window

6

E. Cooling Fan

7

F. Air Fingers and Blank Plates - See Figure 1-9

8

SECTION 2

 

I. UNLOADING

9

PS540 OVEN INSTALLATION

 

REQUIRED KITS AND EQUIPMENT

10

PARTS LIST FOR SERIES PS540 GAS OVEN

 

INSTALLATION KIT P/N 50633

10

PARTS LIST FOR PS540 SERIES SINGLE OVEN

 

OPTION - BASE W/15LEGS & TOP P/N 34832

11

PARTS LIST FOR PS540 SERIES DOUBLE OVEN

 

OPTION - BASE W/6LEGS,

 

CASTERS & TOP P/N 34833

12

PARTS LIST FOR PS540 SERIES TRIPLE OVEN

 

OPTION - BASE w/OUTRIGGERS & TOP

 

P/N 34831

13

RESTRAINT CABLE INSTALLATION

16

UTILITY ROUGH-IN DIMENSIONS AND POSITIONING

FOR PS540-SERIES OVENS

17

ELECTRICAL SAFETY SWITCH

17

ELECTRICAL SPECIFICATIONS

17

GAS RATING

17

MINIMUM GAS METER RATING

17

MINIMUM GAS PIPE SIZE

17

GAS SAFETY VALVE

17

REQUIRED GAS SUPPLY PRESSURE

17

SUGGESTED

17

User supplied Items

17

II. VENTILATION GUIDELINES

18

VENTILATION HOOD

18

VENTILATION CAPTURE TEST

18

III. ELECTRICAL CONNECTION INFORMATION FOR

 

PS540-SERIES OVENS

19

IV. ELECTRIC SUPPLY FOR GAS-HEATED OVENS

19

V. GAS SUPPLY FOR GAS HEATED OVENS

20

VI. CONVEYOR REAR STOP AND

 

END STOP INSTALLATION

21

SECTION 3 INSTALLATION

 

I. CONTROL FUNCTIONS

23

II. COMPONENT INFORMATION AND LOCATION

24

A. Door Safety Switch

24

B. Blower Switch

24

C. Heat Switch

24

D. Temperature Controller

24

E. Conveyor

25

MEASURING CONVEYOR SPEED

25

III. STEP-BY-STEP OPERATION

26

A. Startup Procedures

26

TABLE OF CONTENTS

 

(Continued)

 

 

Page

Daily Startup

26

Power Failure

26

B. Shutdown Procedure

26

A.Daily Startup Procedure

28

IV. NORMAL OPERATION - STEP-BY-STEP

28

V. QUICK REFERENCE: TROUBLESHOOTING

30

SECTION 4 MAINTENANCE

 

I. MAINTENANCE - DAILY

32

A. Exterior

32

B. Cooling Fan

32

C. Conveyor Belt

32

D. Crumb Pans

32

E. Window

32

II. MAINTENANCE - MONTHLY

33

A. Removing Conveyor From Oven For Cleaning ....

33

B. Air Fingers Disassembly For Cleaning

35

C. Cleaning the Window

36

D. Reassembly of Air Fingers

36

E. Reinstall End Plugs

39

F. Conveyor Reassembly Into Oven

40

G. Checking Conveyor Belt Tension

40

H. Conveyor Belt Link Removal

41

I. Replacing Conveyor Belt

42

J. Attaching Drive Chain

42

III. MAINTENANCE - EVERY 3 MONTHS

43

A. Cleaning the Blower/Fan Motor

43

B. Electrical Terminals

44

C. Ventilation

44

D. Checking the Blower/Fan Belt

44

E. Blower Fan Shaft Bearing Lubrication

45

F. Split-belt Conveyor Shaft Cleaning

45

IV. MAINTENANCE - EVERY 6 MONTHS

47

PS540-SERIES GAS OVEN KEY SPARE PARTS KIT,

p/n 36805

48

KEY SPARE PARTS KIT

48

SECTION 5 TROUBLESHOOTING

 

Troubleshooting Charts

49

SECTION 6 - PARTS LIST

 

OVEN PANELS, WINDOW AND LEGS

53

CONTROL PANEL

55

BLOWER AND SHROUD

57

CONVEYOR

59

SPLIT BELT CONVEYOR

61

GAS BURNER AND PIPING ASSEMBLY

63

MACHINERY COMPARTMENT

65

SECTION 7 ELECTRICAL SCHEMATICS

 

Wiring Diagram, G208-240 50/60, 1PH 3W PS540

67

NOTE

Wiring Diagrams are in Section 7 of this Manual. The diagram for each oven is also on the lower inner surface of its Control Console.

iv

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Contents Owners operating Page Middleby Marshall IiiTable of Contents Section Description Model IdentificationPS540 Series Oven Specifications II. Principle of AIR Flow Heat Transfer and How It WorksII. Principle of AIR Flow Air FingersPS540-Series Oven Components Locations III. Component Function FigureIII. Component Function Conveyor Motor and Conveyor BeltBlower Fan Gas BurnerCooling Fan Cooling Fan See FigureAir Fingers and Blank Plates See Figure F1. Air Fingers F2. Blank PlatesSection Installation UnloadingPS540 Oven Installation Required Kits and Equipment Parts List for Series PS540 GAS Oven Installation KITModel PS540 Single Oven Option Base with Legs and Top Model PS540 Double Oven Option Base with Legs and Top Model PS540 Triple Oven Option Base with Outriggers and Top Model PS540 Single Oven Dimensions Model PS540 Double Oven Dimensions Restraint Cable Installation Model Triple Oven DimensionsSection Installation II. Ventilation Guidelines Ventilation Hood 10. Vent HoodIV. Electric Supply for GAS- Heated Ovens 11. Typical Gas Oven Data PlateGAS Supply for GAS Heated Ovens 12. Junction Connection BoxVI. Conveyor Rear Stop and END Stop Installation Section Installation Section Operation Control FunctionsDoor Safety Switch Blower SwitchHeat Switch Temperature ControllerConveyor Measuring Conveyor SpeedSee Figures 3-4 III. STEP-BY-STEP Operation Control Panel Daily Startup Procedure II. Normal Operation STEP-BY-STEPSP Lock IV. Quick Reference Troubleshooting SymptomSection Maintenance Maintenance Daily ExteriorCooling Fan Crumb Pans FigureII. Maintenance Monthly Removing Conveyor From Oven For CleaningSection Maintenance Air Fingers Disassembly For Cleaning Standard FingersCleaning the Window Reassembly of Air FingersExtended 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 Replacing Conveyor BeltLower End Plug III. Maintenance Every 3 Months Cleaning the Blower/Fan MotorVentilation Electrical TerminalsChecking the Blower/Fan Belt Split-belt Conveyor Shaft Cleaning Blower Fan Shaft Bearing LubricationSection Maintenance IV. Maintenance Every 6 Months Important NoticesKEY Spare Parts KIT PS540-SERIES GAS Oven KEY Spare Parts KIT, p/n 36805 FigureSection Troubleshooting Section Troubleshooting Parts List English Oven PANELS, Window and Legs NUT, 3/8″-16 Nylon Insulated L/N ZCSection Parts List Control Panel English Blower and Shroud English Conveyor English Split Belt Conveyor English GAS Burner and Piping Assembly English Machinery Compartment Section Parts List Section Electrical Schematics Section Electrical Schematics Section Electrical Schematics Section Electrical Schematics Page Hour Service Hotline

PS540 specifications

The Middleby Marshall PS540 is a state-of-the-art conveyor pizza oven that has garnered significant attention in the commercial kitchen world due to its advanced features and capabilities. This oven is designed to meet the high-volume demands of pizzerias, restaurants, and food service establishments, offering efficiency without sacrificing quality.

One of the standout features of the PS540 is its innovative air impingement technology. This system utilizes powerful jets of hot air that circulate around the pizza, ensuring even cooking and browning. The result is a perfectly cooked pizza with a crispy crust and melting cheese, all while reducing cooking times significantly compared to traditional ovens. The efficiency of the PS540 allows operators to increase output, making it a valuable asset during peak hours.

Another key characteristic of the PS540 is its adjustable conveyor speed, which enables operators to customize cooking times based on the specific menu items being prepared. This flexibility ensures that various pizzas, from thick crust to thin crust, can be cooked to perfection. The conveyor design also facilitates a seamless workflow in busy kitchens, allowing for easy loading and unloading of pizzas.

In addition to its cooking capabilities, the PS540 boasts a user-friendly control panel, featuring intuitive digital controls for temperature and cooking times. This user-focused design simplifies operation, allowing staff members to easily program the oven for consistent results. Furthermore, the oven's durable construction and high-quality materials ensure reliability and longevity, minimizing maintenance needs and downtime.

Energy efficiency is a critical consideration in commercial kitchens, and the Middleby Marshall PS540 stands out in this area as well. By optimizing airflow and heat transfer, the oven reduces energy consumption while maintaining exceptional performance. This not only contributes to lowering operational costs but also aligns with sustainability efforts in food service.

Safety features, such as cool-touch exteriors and integrated ventilation systems, further enhance the PS540's appeal, ensuring that it meets the rigorous standards required in commercial kitchens. Overall, the Middleby Marshall PS540 not only elevates pizza quality but also enhances operational efficiency, making it an indispensable tool for any high-volume restaurant or pizza establishment. With its blend of technology, performance, and ease of use, the PS540 sets a new standard for conveyor pizza ovens in the culinary landscape.