Middleby Marshall PS520G installation manual SP Lock

Page 27

SECTION 3 OPERATION

"SP LOCK"

Light

Lights when the

set point is locked out from changes.

This setting can

only be changed by service personnel.

OVERTEMP

Light

Lights when the oven

temperature is

greater than 650°F (343°C). Refer to Quick Reference: Troubleshooting in this section.

Temperature

Key

Press this key once

to view the Actual Temperature in the Display.

Display

"HEAT ON"

Shows the Set Point

Light

or the Actual Tem-

Lights when the

perature in degrees

burner is in

Fahrenheit (F) or

operation.

Celsius (C).

 

"SET PT" (setpoint)

Light

Lights when the

set point is shown

in the display.

"ACTUAL TEMP"

Light

Lights when the Actual Temperature is shown in the display.

Service Key

Service use

only.

 

 

Set Point Key

Unlock Key

 

Press this key

Press this key

Up Arrow and Down

together with the

Unlock Key to allow

together with the Set

Arrow Keys

the Set Point to be

Point Key to allow the

Set Point to be

Press these keys to

changed.

changed. Changes

adjust the Set Point up or

Changes can only be

can only be made for

down. If the Set Point will

made for 60 sec-

60 seconds.

not change, refer to Set

onds.

 

Point Key and Unlock Key

 

 

in this section.

 

23

Image 27
Contents Owners operating Page Iii Middleby MarshallTable of Contents Model Identification Section DescriptionPS520 Series Oven Specifications Series PS520 Electrical SpecificationsThis Manual Must Be Kept For Future Reference PS520-Series Oven Components Locations II. Component Function Cooling Fan F2. Blank Plates Blank Plates two sizes and an Air FingerSection Installation Unloading Parts List for Series PS520 GAS Oven Installation KITParts List for Series PS520 Gas Oven Model PS520 Single Oven Dimensions Model PS520 Double Oven Dimensions Model 520 Triple Oven Dimensions Electric Supply to be Provided by Customer Circuit Breaker II. Ventilation Guidelines11. Junction Connection Box IV. Electric Supply for GAS Heated OvensGAS Supply 13 Gas Control Valve Control Functions Section OperationTemperature Controller Door Safety SwitchBlower Switch Heat SwitchMeasuring Conveyor Speed ConveyorSee Figures 3-4 III. STEP-BY-STEP Operation Startup Procedures Daily StartupPower Failure Shutdown ProcedureControl Panel IV. Normal Operation STEP-BY-STEP Daily Startup ProcedureSP Lock Symptom Quick Reference TroubleshootingSection Maintenance Conveyor Belt Figure Maintenance DailyExterior Cooling FanRemoving Conveyor From Oven For Cleaning II. Maintenance MonthlySection Maintenance T1 T2 T3 B1 B2 B3 Air Fingers Disassembly For Cleaning12. Standard Lower Finger Reassembly of Air FingersExtended Lip Tab on Outer Plate Flange Finger Manifold Section Maintenance Reinstall End Plugs Checking Conveyor Belt Tension Conveyor Reassembly Into OvenConveyor Belt Link Removal Attaching Drive Chain Electrical Terminals III. Maintenance Every 3 MonthsIV. Maintenance Every 6 Months Important NoticesPS520-SERIES GAS Oven KEY Spare Parts KIT Figure KEY Spare Parts KITSection Troubleshooting Section Troubleshooting Schematics Section Section Electrical Schematics Section Electrical Schematics

PS520G specifications

The Middleby Marshall PS520G represents a significant leap forward in the world of commercial cooking equipment, specifically designed to meet the demands of high-volume foodservice operations. This innovative conveyor oven is engineered for efficiency, speed, and high-quality results, making it a favorite among pizza parlors, restaurants, and fast-food businesses.

One of the standout features of the PS520G is its gas-powered operation. The use of natural gas or propane not only enhances cooking speed but also contributes to lower operational costs when compared to electric models. This advantage allows establishments to serve more customers in less time, thereby maximizing revenue.

The PS520G is equipped with advanced technology that ensures consistent cooking results. Its patented Air Impingement technology circulates heated air within the cooking chamber, ensuring that every item receives even heat distribution. This technology is particularly beneficial for achieving perfectly cooked pizzas, breads, and other baked goods. The ability to cook food quickly while maintaining moisture and flavor is a hallmark of this model.

Another significant characteristic of the PS520G is its versatile cooking capabilities. The unit features adjustable conveyor speed, allowing operators to customize cooking times according to the type of food being prepared. This flexibility is essential in a bustling kitchen environment where different menu items require distinct cooking times.

The construction of the PS520G is robust and designed for durability, with stainless steel exteriors that are not only attractive but also easy to clean. Additionally, the oven's efficient design includes a high-capacity cooking chamber that can accommodate larger items, making it suitable for various food types.

A critical aspect of any commercial kitchen equipment is ease of use, and the PS520G shines in this area as well. The user-friendly digital controls allow for precise temperature settings and monitoring, enabling kitchen staff to maintain high standards in cooking. Moreover, the self-cleaning feature simplifies maintenance, ensuring the oven operates at peak performance with minimal downtime.

In summary, the Middleby Marshall PS520G conveyor oven embodies a perfect blend of technology, efficiency, and versatility. Its gas-powered operation, advanced cooking technologies, and durable construction make it an indispensable asset for any high-volume foodservice operation, driving both productivity and quality in food preparation. With the PS520G, businesses can ensure they are well-equipped to meet the culinary demands of their customers, providing fast and delicious meals consistently.