Middleby Marshall PS528G installation manual PS528-SERIES GAS Oven KEY Spare Parts KIT Figure

Page 44

SECTION 4

MAINTENANCE

KEY SPARE PARTS KIT

An oven can be purchased with a Key Spare Parts Kit (Figure 4-36). (The kit can be purchased when the oven is ordered, or later, from a Middleby Marshall Authorized Parts Distributor). The kit contains many of the crucial

parts that can reduce serious downtime and loss of pro- duction, if a failure occurs.

Replacement parts for this kit can be purchased from your Middleby Marshall Authorized Parts Distributor.

PS528-SERIES GAS OVEN KEY SPARE PARTS KIT (Figure 4-36)

ITEM

PART NO.

 

ENGLISH DESCRIPTION

 

QUANTITY

1

28041-0011

 

Contactor, DP 25A 208/240V

 

1

2

58390

 

Motor, Conveyor Drive w/Magnet

 

1

3

60671

 

Board, Amplifier Signal, 0-15VDC

 

1

4

32108

 

XFMR, 240V PRI 24V 65VA SEC

 

1

5

33812-5

 

Thermocouple, Type “J” Shielded 2.50 x 120

3

6

33813

 

Filter, RFI

 

1

7

38185

 

Assembly, Pickup Sensor

 

1

8

41872

 

Transformer, 240V (P), 24V (S) 25VA

1

9

44696

 

Switch, Rotary and Mounting Adapter

2

10

44697

 

Block, Contact

 

3

11

45644

 

Breaker, Circuit 240V 1A

 

1

12

48455

 

Ignitor, Single Rod

 

1

13

61602

 

Ignition, Spark Module 24VAC 50/60 Hz

1

14

62044

 

Switch, Air .08WC

 

1

15

50794

 

Relay, 240VAC 2P1S

 

1

16

47321

 

Control, Combo 4-20MA, Burst

 

1

17

60542

 

Controller, Digital w/o Dip Switch

 

1

18

60679

 

Valve, Gas PS528

 

1

19

36451

 

Fan, Cooling 230VAC 295 CFM

 

1

20

62282

 

Ignition Cable, 25

 

1

21

59002

 

Inshot Burner

 

2

22

62106

 

Main Blower

 

2

2

20

 

7

 

21

 

 

 

 

1

3

4

5

 

 

 

 

 

 

15

8

9

10

11

13

12

14

5

16

18

19

22

 

 

 

 

 

 

 

17

 

 

Figure 4-36.

40

Image 44
Contents Owners operating Page Middleby Marshall IiiTable of Contents Section Description Model IdentificationThis Manual Must Be Kept For Future Reference PS528 Series Oven SpecificationsSeries PS528 Electrical Specifications PS528-Series Oven Components Locations II. Component Function Cooling Fan Blank Plates two sizes and an Air Finger F2. Blank PlatesSection Installation InstallationParts List for Series PS528 GAS Oven Installation KIT UnloadingItem no QTY Description Model PS528 Single Oven Dimensions Model PS528 Double Oven Dimensions Model PS528 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 16. Gas Burner Assembly Checking the Gas Supply Inlet Pressure Section Installation Section Operation Control FunctionsDoor Safety Switch Blower SwitchHeat Switch Temperature ControllerSee Figures 3-4 Measuring Conveyor SpeedConveyor 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 II. Maintenance MonthlyExterior Conveyor Belt FigureRemoving Conveyor From Oven For Cleaning QuantitySection 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 Incorrect Too Reinstall End Plugs Conveyor Belt Link Removal Conveyor Reassembly Into OvenChecking Conveyor Belt Tension Remove the outside master links on the right and left Attaching Drive Chain III. Maintenance Every 3 Months IV. Maintenance Every 6 MonthsImportant Notices Electrical TerminalsKEY Spare Parts KIT PS528-SERIES GAS Oven KEY Spare Parts KIT FigureSection Troubleshooting Problem Oven does not HeatSection Troubleshooting Section Electrical Schematics
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PS528G specifications

The Middleby Marshall PS528G is a cutting-edge gas-fired conveyor oven, designed to revolutionize the way food is cooked in high-demand commercial kitchen environments. Renowned for its exceptional performance, this oven combines advanced technology with user-friendly features, making it a preferred choice for restaurants, pizzerias, and other food service operations.

One of the standout features of the PS528G is its impressive cooking capacity. With a spacious cooking chamber and a conveyor belt that ensures uniform movement of food items, this oven can handle a variety of menu items all at once. This is particularly beneficial for establishments with high volume requirements, as the efficient design allows for consistent results and quick turnaround times.

The PS528G utilizes advanced jet air technology, which circulates hot air throughout the cooking chamber. This ensures even cooking and browning of food, eliminating cold spots and ensuring that every item comes out perfectly cooked. The enhanced air flow not only improves cooking quality but also reduces the cooking time compared to traditional ovens.

Energy efficiency is another highlight of the Middleby Marshall PS528G. The gas-fired system is engineered to optimize fuel consumption, making it both environmentally friendly and cost-effective. Operators can expect significantly lower energy bills without compromising on cooking performance, making this oven an ideal investment for busy kitchens.

Moreover, the PS528G features a user-friendly digital control panel. This intuitive interface allows operators to easily set cooking temperatures, adjust conveyor speeds, and monitor cooking cycles with precision. The programmable features enable users to save recipes, ensuring consistency across batches and streamlining kitchen operations.

Safety is also a top priority with the PS528G. The oven is equipped with safety features such as a reliable ignition system and temperature controls that prevent overheating, reducing the risk of accidents in busy kitchens.

In conclusion, the Middleby Marshall PS528G is a powerhouse in the realm of commercial cooking. Its combination of high cooking capacity, advanced jet air technology, energy efficiency, user-friendly controls, and safety features make it an essential tool for any food service operation that demands high-quality cooking in a fast-paced environment. As the culinary landscape continues to evolve, the PS528G stands as a testament to innovation and reliability in the kitchen.