BC-20E and BC-20G COMBINATION OVEN STEAMER INSTALLATION - OPERATION - MAINTENANCE BLODGETT OVEN COMPANY www.blodgett.com 44 Lakeside Avenue, Burlington, Vermont 05401 USA Telephone: (802) 658-6600 Fax: (802)864-0183 PN 53455 Rev L (5/15) © 2015 - G.S.
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TABLE OF CONTENTS IMPORTANT WARNING: Improper installation, adjustment, alternation, service or maintenance can cause property damage, injury or death. Read the instllation, operation and maintenance instructions thoroughly before installing or servicing this equipment. INSTRUCTIONS TO BE FOLLOWED IN THE EVENT THE USER SMELLS GAS MUST BE POSTED IN A PROMINENT LOCATION. This information may be obtained by contacting your local gas supplier.
Installation The Blodgett Combi-Oven/Steamer You can also use two or three functions in sequence during one cooking process. We call this: The Blodgett Combi-Oven/Steamer offers a completely new method of cooking. With the Oven/Steamer you have the choice of two cooking processes: Steam and Hot Air, either...
Installation Description of the Combi-Oven/Steamer ABOUT THE OVEN/STEAMER OVEN/STEAMER OPERATION Blodgett Combi-Oven/Steamers are quality produced using high-grade stainless steel with first class workmanship. The practical oven door, with a viewing window, has a wide swing radius and handle which can be operated easily, even with wet or greasy hands. The two speed fan, which is guarded against accidental finger contact, is driven by a quiet and powerful motor.
Installation Owner’s Responsibilities 1. Oven(s) are uncrated and put in place. WARNING!! 2. The owner/operator must have the following plumbing, gas and electrical requirements met and installed. Improper installation, adjustment, alteration service or maintenance can cause property damage, injury or death. Read the installation, operation and maintenance instruction thoroughly before installing or servicing this equipment. NOTE: Refer to the Utility Connection information provided.
Installation Owner’s Responsibilities voltage 115 208/240V Phase 1 1 15 Total KW 61 61 61 kW by Mode Steam Hot Air Combi amps 20 Voltage 208 240 480 electrical ratings - BC-20G Receptacle Nema 5-20R dedicated receptacle Blodgett recommends a Pass & Seymore, model 2095, CFCI for this oven model due to the use of a variable frequency drive Nema 6-15 dedicated receptacle electrical ratings - BC-20E Amps/Line Max 3 Phase 1 Phase 170 n/a 147 n/a 74 n/a 45 kW 60 kW 60 kW 3 Motor 3/4 hp 3/4 hp 3/4 hp
Installation Location and Ventilation location ventilation The well planned and proper placement of your appliance will result in long term operator convenience and satisfactory performance. The necessity for a properly designed and installed ventilation system cannot be over emphasized. The ventilation system will allow the unit to function properly while removing unwanted vapors and products of combustion from the operating area.
Installation Utility Connections - Standards and Codes U.S. and Canadian installations THE INSTALLATION INSTRUCTIONS CONTAINED HEREIN ARE FOR THE USE OF QUALIFIED INSTALLATION AND SERVICE PERSONNEL ONLY. INSTALLATION OR SERVICE BY OTHER THAN QUALIFIED PERSONNEL MAY RESULT IN DAMAGE TO THE OVEN AND/OR INJURY TO THE OPERATOR. The installation must conform with local codes, or in the absence of local codes, with the National Fuel Gas Code, ANSI Z223.
Installation Plumbing Connections Water Connection NOTE: The open end of the drain should be installed facing the floor. Copper line, used for installation to an open drain or floor sink, must be supplied by the installer. Use of a trap inline will cause drain backup. NOTE: Hot water maximizes steam production but is not required. Cold water may be supplied to both inlets if hot water is not available. Connect the appliance to quality cold water via a pressure hose with 3/4” (1/9 cm) couplings.
Installation Electrical Connections BC-20G only Before making any electrical connections to these units, check that the power supply is adequate for the voltage, amperage, and phase requirements stated on the rating name plate mounted on the right side of the unit. U.S. and Canadian Installations A power cord (115V or 230V) is supplied with a plug attached. Plug the power cord into the desired receptacle. Wiring diagrams are located on the inside of the removable side panel.
Installation Gas Connection gas piping Maximum Capacity of Iron Pipe in Cubic Feet of Natural Gas Per Hour A properly sized gas supply system is essential for maximum oven performance. Piping should be sized to provide a supply of gas sufficient to meet the maximum demand of all appliances on the line without loss of pressure at the equipment. (Pressure drop of 0.5 Inch W.C.
Installation Gas Connection pressure regulation and testing Prior to connecting the appliance, gas lines should be thoroughly purged of all metal filings, shavings, pipe dope, and other debris. After connection, the appliance must be checked for correct gas pressure. The gas pressure to the appliance must be rated for each appliance while the burners are on. A sufficient gas pressure must be present at the inlet to satisfy these conditions. Refer to the table below for correct gas pressure. U.S.
Installation Final Check and Adjustments Before switching the appliance on DOOR ADJUSTMENT Before applying power to the unit for the first time, check for the following conditions: The hinges may be adjusted using the following procedure: • The unit is level. • All electrical safety provisions have been adhered to and the electrical connections are correct. 1. Adjust the top hinge plate by loosening the three mounting bolts on the top right corner of the unit.
Installation Final Check Lists Steam Mode WARNING!! Place in STEAM mode and set thermostat to 212ºF (100ºC). Verify the following: Final check list must be performed by a qualified installer only. ELECTRICAL CONTROL COMPARTMENT • • Heat demand lamp is on. • Heat demand lamp shuts off at approximately 212ºF (100ºC). • Set timer for 1 minute. Be sure the buzzer sounds when the time expires. • Unit produces steam, window fogs, door seal does not leak.
Operation Safety Information What to do in the event of a power failure: The information contained in this section is provided for the use of qualified operating personnel. Qualified operating personnel are those who have carefully read the information contained in this manual, are familiar with the functions of the oven and/or have had previous experience with the operation of the equipment described.
Operation Manual Control CONTROLS IDENTIFICATION 1. MODE SELECTOR SWITCH - turns power to the oven on or off. Allows selection of Steam, Hot Air, Combi or Cool Down Modes. 1 2. DISPLAY - displays time and temperature information. 3. TEMPERATURE DIAL - used to set desired cooking temperature. 3 4. HEAT LAMP - lights when the oven is calling for heat 5. TIMER LED - lights when the cook time is displayed 2 6. PROBE ACTUAL LED - lights when the actual probe temperature is displayed 4 5 6 8 7 7.
Operation Manual Control TIMER COOKING cool down 1. Press the TIMER/PROBE KNOB (8) to select the timer mode. The TIMER LED lights. NOTE: The unit can be cooled down rapidly for steaming, cleaning, etc. 2. Turn the MODE SELECTOR Switch (1) to the desired function. 1. To cool down the oven cavity, open the door and select Cool Down on the MODE SELECTOR Switch (1). 3. Set the TEMPERATURE DIAL (3) to the desired cook temperature.
Operation MenuSelect™ Control Control Description 1. START/STOP KEY - press to start, cancel or pause the bake 2. COOL DOWN KEY - initiates oven cool down cycle 2 3. BAKE MORE KEY - press at the end of a bake cycle to add additional bake time in one minute increments. 1 4. DISPLAY - displays time or temperature and other information related to oven function and/or programming. 3 5. DIAL - used to enter set points, time, and programmable settings. Also used to select the programmed product. 4 5 6.
Operation MenuSelect™ Control OVEN STARTUP PROGRAMMED COOKING 1. Be sure the gas shutoff switch or circuit breaker switch below the control panel are in the on position. The display flashes OFF PRESS POWER KEY TO START. 1. Turn the DIAL (1) until the name of the product is highlighted. Press the center of the dial to select. The oven preheats to the programmed temperature in the correct cooking mode.
Operation MenuSelect™ Control At the End of Any COOK Cycle 6. Connect the core probe to the PROBE CONNECTION (21) at the bottom of the control. 1. An alarm sounds, the display reads DONE. NOTE: Do not connect the probe before the cook mode has been selected. 2. If more bake time is desired, press the BAKE MORE KEY (3). This will add an additional one minute of time for each press of the key. 7. The display gives the actual core probe temperature as well as the oven set temperature. 8.
Operation MenuSelect™ Control PRODUCT programming 4. Rotate the dial to select the desired cooking mode. Choose from combi, steam, hot air or retherm. Press the center of the dial to set the cook mode. Entering the Program Mode 1. Press the PROGRAM KEY (15). If the control is password protected, the display reads ENTER CODE. Use the alpha/numeric keypad to enter the manager passcode 3124, then press the center of the dial to enter the program mode.
Operation MenuSelect™ Control MANAGER programming Input Rsp Time - Set the length of time allowed to input each variable when programming recipes before control automatically exits out Entering the Manager Program Mode 1. Press the MAINTENANCE KEY (17). If the control is password protected, the display reads ENTER CODE. Use the alpha/numeric keypad to enter the manager passcode 3124, then press the center of the dial to enter the program mode.
Maintenance Spray Bottle Operating Procedure NOTE: Only use a commercial oven cleaner/degreaser with the spray bottle. DO NOT use chemicals that are not intended as oven cleaners. See chemical manufacturer’s information for intended use. 1. Unscrew the sprayer head and fill the container to the MAX mark. Screw the head assembly on firmly to ensure an airtight seal. The liquid must be clean and free from foreign matter. Do not overfill - space must be left for compressing air. Figure 9 4.
Maintenance Cleaning and Preventive Maintenance Daily Cleaning Cleaning the Interior Cleaning the Exterior Daily cleaning of the oven is essential for sanitation, and to ensure against operational difficulties. The stainless steel cavity may corrode with improper cleaning of the oven. Use an oven cleaning detergent in conjunction with the supplied spray bottle. The exterior of the appliance may be cleaned and kept in good condition with a light oil.
Maintenance Flushing the Boiler Standard Control Menuselect™ control A flush of the boiler is required every 24 hours and happens either automatically or can be initiated at any time. A flush of the boiler is required every 24 hours and happens either automatically or can be initiated at any time. NOTE: In order to flush the oven, the water and gas supply must be left on. NOTE: In order to flush the oven, the water and gas supply must be left on.
Maintenance Deliming bc with Standard Control Deliming of the steam generator is the single most important preventative maintenance task. Lime will build up inside the steam generator, reducing efficiency and causing damage to the boiler. This control comes equipped with a delime lamp to indicate when the steam generator needs to be delimed. The delime lamp will flash when the steam generator has been run for the preset interval. This is a warning only, the oven can be used all day before deliming.
Maintenance Deliming 4. When the delime lamp goes out, the oven can be used normally. 2. After the cool down the unit will automatically turn itself off. Close the door. Press the maintenance key. To Cancel the Deliming Process If a delime is required when the power key is pressed, the display reads “DELIME REQUIRED START DELIMING YES”. In this case, skip to step 5. 1. To cancel the deliming process, push and hold the Steam on Demand knob. The display reads “DELIME ABORT NO”. 2.
Maintenance Deliming 4. Turn the dial to highlight “START DELIME”. Press the center of the dial to select. 6. When the deliming process is complete, the control will turn itself off. The oven can now be used normally. 1. START DELIME 2. DELIME INT 2 DY 3. NEXT DELIME 4. DELIME TIME ENERGY SAFE MODE SET TEMP XXXF Figure 17 Figure 19 To Cancel the Deliming Process 5. Turn the dial to highlight YES, this confirms that you want to begin the deliming process. Press the center of the dial to select.
Maintenance Deliming deliming interval setting Refer to figure to determine the correct deliming interval for your appliance. Find your location and the corresponding potentiometer setting. These values are general and are guidelines only. Your specific water quality may be harder or softer. Adjust the deliming interval to your specific water quality. NOTE: If you have the oven connected to a filter system, the water hardness may be reduced. Check with filter supplier for details.
