Middleby Marshall PS200-R68 installation manual Section Maintenance, Maintenance Daily, Exterior

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SECTION 4

MAINTENANCE

Cooling Fan Grill

Figure 4-1. Oven Cooling Fan

CAUTION

Possibility of injury from rotating parts and electrical shock

exist in this oven.

Turn off and lockout or tagout electrical supply to oven(s) before attempting to disassemble, clean or service oven(s).

Never disassemble or clean the oven interior with the fan switch

or any other part of the oven turned "on".

NOTICE

If the oven is to be removed from it's installed location for servicing, the

following procedure is to be implemented.

1.Shut off main manual gas valve.

2.Disconnect gas connector from oven.

3.Unlock caster brakes and disconnect restraint cable.

4.Move oven to desired location for servicing.

5.When servicing is complete, move oven to original location.

6.Reconnect restraint cable and lock casters w/brakes.

7.Connect gas connector to oven.

8.Turn on manual gas valve.

9.Follow normal lighting instructions.

SECTION 4

MAINTENANCE

I. MAINTENANCE - DAILY

A. Exterior

The exterior of the conveyor oven must be cleaned daily. While the oven is still hot dampen a towel or grill pad with plain water or detergent and water and wipe down entire ex- terior of oven including the back and fan covers. Grease can build up on the top of the oven openings and the area above the windows. If this buildup does not steam off with a damp towel dip the towel in filter powder and rub lightly. Clean exte- rior any time at the end of each night, even before the oven has been turned off.

B. Cooling Fan

1.THE COOLING FAN GRILL AT THE REAR OF EACH OVEN CON- TROL COMPARTMENT MUST BE CLEANED DAILY. ALSO CLEAN THE FAN LOCATED IN THE BOT- TOM OF THE CONTROL BOX AND THE LOUVERS IN THE REAR OF THE CONTROL BOX.

2.Check air intake of the cooling fan daily. The best time to check is right after starting the oven.

IMPORTANT NOTE:

The cooling fan will operate when the blower switch is turned "on". It must operate to keep the electrical control cabinet below 140°F. (60°C.).

WARNING

IF FAN BLADE IS NOT ROTATING, BROKEN OR FAN ASSEMBLY IS MISSING FROM MAIN BLOWER MOTOR SHAFT, DO NOT OPER- ATE OVEN. REPLACE COOLING FAN BLADE BEFORE OPERATING OVEN. Serious damage could be done to the burner blower motor and/or the solid state electrical com- ponents if oven is operated while cooling fan is not running.

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Contents Manual Middleby Marshall INC This Manual Must Be Kept For Future Reference Table of Contents Table of Contents Page Middleby Series PS200-R68 Ovens Section DescriptionDescription Section Electric Heated Ovens GAS Heated OvensSeries PS200-R68 Air Flow Heat Transfer and How It WorksII. Principle of AIR Flow Component Location Electric Heaters Electric Oven Only ConveyorFront Window Cooling FanFingers Air FingersUnloading Section InstallationPS224-R68 Oven Installation Required Kits and Equipment PS200-R68 Oven Installation Required Kits and EquipmentPS220-R68 Oven Installation Required Kits and Equipment Parts List for Series PS200-R68 Electric Oven Parts List for Series PS200-R68 GAS Oven Installation KITSeries PS200-R68 Gas & Electric Oven Installation Kits PS200-R68, P/NParts List for Series PS200-R68 Double Oven Option KIT Parts List for Series PS200-R68 Single Oven Option KITSeries PS200-R68 Oven Dimensions Control Box, Wireway and Cable Installation II. Control BOX and Cable InstallationIII. Flue Vent Installation IV. Restraint Cable Installation Provided by Customer Typical InstallationGAS Oven ROUGH-IN Circuit Breaker Electric Oven ROUGH-INElectrical Rating SuggestedVent Hood Ventilation GuidelinesOven Specifi Cation Data Plate Refer Ence VI. Electric Supply for GAS Heated OvensVII. Electrical Connection Information for ALL Ovens Junction Connection Box VIII. Electric Supply for Electrically Heated OvensIX. GAS Supply for GAS Heated Ovens Do not Connect Black Lead to High LEG Black and White MustTrol Valve Regulator During Initial Turn On of GAS, IT is During Pressure Testing Note FollowingConveyor Backstop and END Stop IN- Stallation Installing Backstop and End StopSection Installation PS200-R68 Series Control Functions Section OperationControls and Components II. Component Information and Location Refer to -4 Conveyor Speed Digital ControlII. Operation Start Up Procedures -- Gas Heated OvensInitial Start Up Daily Start UpControl Panel MIN SEC351 F Temperature Controller Operation Instructions651 Power Failure Start Up Procedures -- Electric OvensBake Time will be the same for any size product Shut Down Gas or Electric OvensConveyor Speed Bake Time and Time of Delivery Section Operation Exterior Section MaintenanceMaintenance Daily Precautions II.MAINTENANCE Weekly Oven Disassembly and CleaningRemoving conveyor from oven for cleaning Crumb PansSection Maintenance Oven interior disassembly Loading the soak bin Window disassembly for cleaningSection Maintenance Cleaning parts that were soaked overnight RED Lobster Finger Configuration in Oven Cleaning interior of oven Oven reassembly Section Maintenance Top Finger Upper End Plug Removable Crumb Pans Lower End Plug Section Maintenance Do not adjust belt if HOT Electrical terminals III. Maintenance Every 3 MonthsCleaning fan motor Checking and/or replacing main blower fan belt Main Blower Fan Shaft Bearing Lubrication Quantity Middleby Marshall Description Part Number IV. Maintenance Every 6 MonthsMaintenance Parts Section Maintenance Problem Products Overcooked or Undercooked Section TroubleshootingProblem Oven will not Heat Section Troubleshooting Fingers assembled incor Rectly after cleaning Figure no Description Section Parts ListOven PANELS, Window and Legs Part QTY Description AIR Fingers Part Description Control Panel Control Panel Enclosure Blower and Shroud BELT, V-NOTCHED Conveyor QTY Description GAS Burner and Piping Assembly GAS Control Valve Machinery Compartment Part QTY Model Description Electric Oven Electric Panel Electric Panel W/O Components Junction BOX and Export Transformer Transformer .75 KVA 240-480V Export only Section Parts List Section Electrical Schematics Fan Electrical Schematics Section Middleby Marshall

PS200-R68 specifications

The Middleby Marshall PS200-R68 is an innovative commercial conveyor oven that has set new standards in the foodservice industry. Known for its exceptional performance and versatility, this high-efficiency oven is particularly popular among pizza restaurants, fast-casual dining establishments, and any operation that requires high-volume cooking.

One of the standout features of the PS200-R68 is its advanced cooking technology. It utilizes Middleby Marshall's patented "Digital Edge Technology," which ensures precise heat distribution and consistent cooking results. This technology optimizes the airflow within the oven, allowing for uniform cooking across various food products. From pizzas to baked goods, the PS200-R68 can handle it all with ease.

The PS200-R68 boasts a robust construction designed for the demands of a commercial kitchen. It features a stainless-steel exterior, which not only enhances durability but also offers an appealing aesthetic suitable for front-of-house applications. The interior of the oven is equipped with durable, easy-to-clean materials that ensure hygiene and compliance with food safety standards.

Another key characteristic of the PS200-R68 is its energy efficiency. The oven is engineered to minimize energy consumption without compromising performance. Its advanced insulation helps maintain consistent temperatures, thereby reducing heat loss during operation. This feature significantly lowers operational costs, making the PS200-R68 an economical choice for businesses.

Additionally, the PS200-R68 comes with user-friendly digital controls that offer precise temperature settings and cooking times. Operators can easily customize cooking programs to achieve desired results, increasing operational efficiency. With its high-speed conveyor system, the oven ensures quick cooking times, allowing operators to meet high-demand periods without delays.

Furthermore, the Middleby Marshall PS200-R68 is designed to accommodate a variety of food types. Its adjustable conveyor speed allows for flexible cooking times, enabling operators to cook everything from perfectly baked pizzas to toasted sandwiches. This versatility makes it an invaluable addition to any commercial kitchen.

In summary, the Middleby Marshall PS200-R68 is a cutting-edge conveyor oven designed for high performance and energy efficiency. With its digital edge technology, durable construction, and versatile cooking capabilities, it is the ideal choice for foodservice operators looking to enhance their menu offerings while maintaining operational efficiency.