Blodgett BG2136 Installation Operating & Maintenance Manual
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Blodgett BG2136 Installation Operating & Maintenance Manual

Blodgett BG2136 Installation Operating & Maintenance Manual

Blodgett corp. installation - operation - maintenance conveyor oven
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  • Page 2 The information contained in this manual is important for the proper installation, use, and maintenance of this oven. Adherence to these procedures and instructions will result in satisfactory baking results and long, trouble free service.
  • Page 3 THE REPUTATION YOU CAN COUNT ON For over a century and a half, The Blodgett Oven Company has been building ovens and nothing but ovens. We’ve set the industry’s quality standard for all kinds of ovens for every foodservice operation regardless of size, application or budget.

  • Page 5: Table Of Contents

    VII. SINGLE-BELT CONVEYORS ... 35 VIII. SPLIT-BELT CONVEYORS ... 37 SECTION 6 ELECTRICAL WIRING DIAGRAMS ... 39 I. WIRING DIAGRAM, BG2136 GAS OVEN (DOMESTIC & STD. EXPORT VERSION), 208/240V, 50/60 Hz, 1 Ph ... 39 Wiring Diagrams are in Section 7 of this Manual.
  • Page 6 NOTES...

  • Page 7: Description

    SECTION 1 - DESCRIPTION OVEN USES BG2136 ovens can be used to bake and/or cook a wide variety of food products, such as pizza, pizza-type products, cookies, sandwiches and others. II. OVEN COMPONENTS - see Figure 1-1. Window: Allows the user to see and access food products inside the baking chamber.

  • Page 8: Electrical Specifications For Gas Ovens

    & drive motor; all others as per line (208/240V) * The current draw shown above is an average value for normal operation. The initial amperage draw on oven startup may exceed the listed value. Table 1-4: Gas orifice and pressure specifications (per oven cavity) - Domestic and standard export ovens Gas Type Main Orifice I.D.

  • Page 9: Section 2 - Installation

    Recommended minimum clearances are specified in the Description section of Do not obstruct the flow of combustion and ventilation air to and from your oven. There must be no obstructions around or underneath the oven. Constructional changes to the area where the oven is installed shall not affect the air supply to the oven.

  • Page 10: Installation Kit

    NOTE: Domestic and standard export ovens include 2 braking casters (item 5) and 2 non-braking casters (Item 6). CE-approved ovens include 4 non-braking casters (Item 6) SOLELY for the purpose of moving the oven to the installation location. Casters are NOT suitable for use as part of CE oven installations.
  • Page 11 SECTION 2 - INSTALLATION Figure 2-2. MODEL BG2136 SINGLE OVEN DIMENSIONS Figure 2-3. MODEL BG2136 DOUBLE OVEN DIMENSIONS GAS INLET ELECTRICAL JUNCTION BOX RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6″ (150mm) Non-control End of Oven to Wall - 0″...
  • Page 12 Figure 2-4. MODEL BG2136 TRIPLE OVEN DIMENSIONS GAS INLET ELECTRICAL JUNCTION BOX RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6″ (150mm) Non-control End of Oven to Wall - 0″ Control End of Oven to Wall - 0″ SECTION 2 - INSTALLATION...

  • Page 13: Ventilation System

    A negative pressure in the kitchen can cause heat- related problems to the oven components as if there were no ventilation at all. The best method of supplying return air is through the heating, ventilation and air conditioning (HVAC) system.

  • Page 14: Assembly

    (see Part C, Restraint Cable Installation). If your oven is equipped with the lower shelf, position it in place as shown in Figure 2-6. Check that the lip on the shelf faces DOWN.

  • Page 15: Stacking

    SECTION 2 - INSTALLATION Stacking For single ovens, skip ahead to Part C, Restraint Cable Installation. IMPORTANT Blodgett STRONGLY RECOMMENDS that BG2136 oven cavities be stacked using the following: • PS500 Series Stacking Lift Kit, P/N 30580 • BG2136 Stacking Hardware Kit, P/N 46494 Contact your Blodgett Authorized Service Agent for complete stacking instructions.

  • Page 16: Conveyor Installation

    Unfold the conveyor as shown in Figure 2-10. Then, begin to slide the conveyor into the end of the oven. The conveyor can only be installed from the end of the oven with the drive motor. Continue moving the conveyor into the oven until the frame protrudes equally from each end of the oven.

  • Page 17: Final Assembly

    Install the crumb trays as shown in Figure 2-14. Press the end stop down over the edge of the conveyor frame at the exit end of the oven, as shown in Figure 2-14. Figure 2-13 - Conveyor and master link orientation...

  • Page 18: Electrical Supply

    Check the oven serial plate before making any electric supply connections. Electric supply connections must agree with data on the oven serial plate. The location of the serial plate is shown in Figure 1-1 (in Section 1, Description). A fused disconnect switch or a main circuit breaker (customer furnished) MUST be installed in the electric supply line for each oven cavity.

  • Page 19: V.gas Supply

    CAUTION The terms of the oven's warranty require all start-ups, conversions and service work to be performed by a Blodgett Authorized Service Agent. The installation, start-up and changes required when changing from one gas type to another can be performed ONLY by a certified professional.
  • Page 20 Manual. Adjust the temperature controller to the maximum setting (316°C). Measure the supply (inlet) pressure. Switch the oven off. Close the main gas supply valve, and switch the circuit breaker/fused disconnect to the OFF ("O") position. Remove the manometer, and close the inlet tap.

  • Page 21: Operation

    The gas burners will activate shortly after the BLOWER/HEAT switch is turned on. The Temperature of the oven will be regu- lated by the temperature controller. "CONVEYOR" Switch: Turns the conveyor drive motor on and off.

  • Page 22: Normal Operation, Step-By-Step

    IMPORTANT On gas ovens, if the "HEAT ON" light will not illuminate, OR if the oven does not heat, the gas burner may not have lit. Turn the "BLOWER/HEAT" ) switches to the "OFF" ("O") position. Wait for AT LEAST FIVE MINUTES before restarting the oven.

  • Page 23: Quick Reference: Digital Temperature Controller

    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...
  • Page 24 SECTION 3 - OPERATION NOTES...

  • Page 25: Section 4 - Maintenance

    ANY replacement parts that require access to the interior of the oven may ONLY be replaced by a Blodgett Authorized Service Agent. It is also strongly recommended that the 3-Month Maintenance and 6-Month Maintenance procedures in this section be performed ONLY by a Blodgett Authorized Service Agent.

  • Page 26: Maintenance - Monthly

    End plugs • Conveyor assembly C. Slide the air fingers and blank plates out of the oven, as shown in Figure 4-2. AS EACH FINGER OR PLATE IS REMOVED, WRITE A "LOCATION CODE" ON IT WITH A MARKER to make sure that it can be reinstalled correctly.
  • Page 27 Figure 4-5. For these conveyors, re- move the two screws that hold each bearing to the conveyor frame. With the screws removed, lift the end of the shaft at the front of the oven, and pull the entire assembly free of the conveyor frame. •...

  • Page 28: Maintenance - Every 6 Months

    Figure 4-7. When lubricating the bearings: • Use a high-quality NLGI #2, lithium soap grease with petroleum oil, such as Blodgett P/N 17110-0015. • Add the grease slowly until a small bead of grease is present at the seals. AVOID OVERGREASING.

  • Page 29: Section 5 - Parts List

    SECTION 5 - PARTS LIST ITEM QTY. DESCRIPTION 47321 DIGITAL TEMPERATURE CONTROLLER 51067 CONVEYOR DRIVE MOTOR W/PICKUP ASSY. 30153 DRIVE MOTOR BRUSHES 37337 KIT, CONVEYOR SPEED CONTROLER 33984 KIT, THERMOCOUPLE 6″ 50517 BELT, BLOWER 44687 MOTOR, BLOWER, 208/230V, 1/2HP 33983 HIGH LIMIT CONTROL MODULE, 240V 36451 COOLING FAN (BACKWALL)
  • Page 31 SECTION 5 - PARTS LIST...
  • Page 33 SECTION 5 - PARTS LIST...
  • Page 35 SECTION 5 - PARTS LIST...
  • Page 37 SECTION 5 - PARTS LIST...
  • Page 39 SECTION 5 - PARTS LIST...
  • Page 41 SECTION 5 - PARTS LIST...
  • Page 43 SECTION 5 - PARTS LIST...
  • Page 44 NOTES...

  • Page 45: Section 6 - Electrical Wiring Diagrams

    SECTION 6 - ELECTRICAL WIRING DIAGRAMS SECTION 6 - ELECTRICAL WIRING DIAGRAMS Fig. 6-1 - Wiring diagram, BG2136 Gas Oven 208/240V, 50/60 Hz, 1 Ph IMPORTANT An electrical wiring diagram for the oven is also located inside the machinery compartment.
  • Page 46 Fig. 6-2 - Wiring diagram, BG2136 Gas Oven 208/240V, 50/60 Hz, 1 Ph...
  • Page 47 SECTION 6 - ELECTRICAL WIRING DIAGRAMS Fig. 6-3 - Wiring diagram, BG2136 Gas Oven 208/240V, 50/60 Hz, 1 Ph...
  • Page 48 NOTES...
  • Page 49 NOTES...
  • Page 50 Service Association (CFESA). We recognize and applaud CFESA's ongoing efforts to improve the quality of technical service in the industry. G.S. Blodgett Corporation • 50 Lakeside Avenue, Box 586 • Burlington, Vermont 05402 • USA Telephone (800) 331-5842, (802) 860-3700 • Fax: (802) 864-0183 WARNING...

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