Middleby Marshall P/N 60250 Adjusting the Minimum Pressure Setting, Checkout, Maintenance

Page 23

Figure 2-20. Burner Assembly

F.

Adjusting the Minimum Pressure Setting

 

 

1.

Disconnect pressure feedback connection (if appcable).

 

 

2.

Connect a suitable pressure gauge to pipe line or to outlet

 

 

 

pressure tap of gas control concerned, to measure burner

 

 

 

pressure (measuring point must be as near to burner as

 

 

 

possible).

 

 

3.

Disconnect electrical connection of the Moduplus®.

 

 

4.

Energize operator, set control in operation and wait until

 

 

 

an outlet pressure is recorded on pressure gauge.

 

 

5.

If minimum rate pressure needs adjustment, use a 5 mm

 

 

 

wrench to turn adjustment screw for minimum pressure

 

 

 

setting (clockwise to increase or counter-clockwise to

 

 

 

decrease pressure), until the desired minimum outlet

 

 

 

pressure is obtained.

 

 

6.

Check if main burner lights easily and reliable at minimum

 

 

 

pressure.

 

 

7.

Reconnect pressure feedback connection (if appcable).

 

 

8.

Close pressure tap screw.

 

 

G.

Checkout

 

 

After any adjustment, set appliance in operation and observe

 

 

through a component cycle to ensure that burner system com-

 

 

ponents function correctly.

 

 

NOTE: The installer MUST verify oven operation prior to put-

 

 

 

ting oven into service.

 

 

H.

Maintenance

 

 

It is recommended to check yearly the minimum and the maxi-

 

 

mum setting and readjust them if necessary.

Figure 2-21. Gas Valve

 

 

Adjustment Screw (5 mm)

Adjustment Screw

 

 

for minimum pressure

(8 mm) for maxi-

 

 

setting

mum

 

 

 

pressure

 

 

 

setting

 

 

19

P/N 60250 September 28, 2012

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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 Oven UsesTriple Ove Oven SpecificationsInstallation Kit PS740 24″ Oven Installation Required Kits and EquipmentParts List for Series PS740 GAS Oven Installation KIT PS740 Oven Installation Required Kits and Equipment Item no QTY Description 66159 ″-16 × 1 HEX SCREW, SST 3B. Model PS740 32 Double Oven Option Base with Legs and Top Quad Outrigger Weldment A27727 83 -16x1-1/4 HEX Bolt A21924 Other ventilation concerns III. Ventilation SystemRequirements RecommendationsTop Panel and Base Pad Assembly IV. AssemblyStacking Restraint Cable InstallationDo not Overtighten the Conveyor Belt Conveyor InstallationReversing the Conveyor Belt Resetting Direction JumperSwitching Photo Detector Conveyor Belt ReversalVII. GAS Supply ConnectionPS740 Propane Conversion Adjusting the Maximum Pressure SettingConnection Gas ConversionCheckout Adjusting the Minimum Pressure SettingMaintenance Location and Description of Controls II. Normal Operation STEP-BY-STEP Screen Alerts III. Quick Reference TroubleshootingMaintenance Daily MaintenanceTop Row Bottom Row II. Maintenance MonthlySplit Belt Disassembly and Cleaning III. Maintenance Every 3 MonthsBlower Belt IV. Maintenance Every 6 MonthsKEY Spare Parts Available separately. See Figure KEY Spare Parts PS740 GASWiring Diagram 60250 September 28 60250 September 28 60250 September 28 Installing or servicing this equipment

P/N 60250 specifications

The Middleby Marshall P/N 60250 represents a significant advancement in commercial cooking technology, specifically designed to meet the rigorous demands of the foodservice industry. This piece of equipment stands out due to its combination of speed, efficiency, and superior cooking performance, making it an invaluable asset for restaurants, pizzerias, and other food establishments.

One of the main features of the P/N 60250 is its high-speed cooking capability. Utilizing the patented "TurboChef" technology, this oven can cook food items much faster than traditional convection ovens, which significantly reduces wait times and improves service efficiency. The unique airflow design ensures that food is cooked evenly, resulting in high-quality products that meet the expectations of discerning customers.

The P/N 60250 also boasts an array of customizable cooking modes that enable chefs to adapt the oven to a variety of menu items. With settings for baking, broiling, and convection cooking, operators can utilize this versatile unit for diverse applications, from crispy pizzas to perfectly baked pastries. This flexibility allows establishments to expand their menu offerings while maintaining consistent food quality.

Another key characteristic of the Middleby Marshall P/N 60250 is its energy efficiency. This unit is engineered to consume less energy compared to standard ovens, which not only benefits the environment but also helps reduce operational costs for foodservice operators. The intelligent energy management systems integrated into the oven optimize performance while minimizing energy waste.

The ease of use is another hallmark of the P/N 60250. With a user-friendly interface and programmable controls, staff can quickly learn how to operate the oven, reducing the training time required. The intuitive design allows for seamless transitions between different cooking modes and settings, enhancing workflow in fast-paced kitchen environments.

Furthermore, the construction of the Middleby Marshall P/N 60250 is robust and durable, designed to withstand the rigors of a commercial kitchen. The stainless steel exterior not only provides an attractive finish but also ensures easy cleaning and maintenance, a crucial feature for busy establishments.

In summary, the Middleby Marshall P/N 60250 exemplifies the blend of advanced technology and practical features necessary in modern foodservice operations. Its high-speed cooking capabilities, customizable settings, energy efficiency, ease of use, and durable construction make it an essential tool for any kitchen looking to elevate their culinary offerings while maximizing productivity.
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