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GAS CONVECTION OVENS
DGC1, HGC40, HGC60,
HGC40D & HGC60D
GAS CONVECTION OVENS
MODELS
DGC1 ML-43853
HGC40 ML-43856
HGC40D ML-43859
HGC60 ML-114731
HGC60D ML-114732
701 S. RIDGE AVENUE
TROY, OHIO 45374-0001
FORM 19240 Rev. D (3-98)
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IMPORTANT FOR YOUR SAFETY THIS MANUAL HAS BEEN PREPARED FOR PERSONNEL QUALIFIED TO INSTALL GAS EQUIPMENT, WHO SHOULD PERFORM THE INITIAL FIELD START-UP AND ADJUSTMENTS OF THE EQUIPMENT COVERED BY THIS MANUAL. POST IN A PROMINENT LOCATION THE INSTRUCTIONS TO BE FOLLOWED IN THE EVENT THE SMELL OF GAS IS DETECTED. THIS INFORMATION CAN BE OBTAINED FROM THE LOCAL GAS SUPPLIER. IMPORTANT IN THE EVENT A GAS ODOR IS DETECTED, SHUT DOWN UNITS AT MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GA
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TABLE OF CONTENTS GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Location . . . . . . . . . . . . . . . . . . . .
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Installation, Operation and Care of DGC1, HGC40 & HGC40D GAS CONVECTION OVENS SAVE THESE INSTRUCTIONS FOR FUTURE USE GENERAL The Model DGC1 Oven is equipped with a mechanical thermostat and 1-hour dial timer; the Model HGC40 and HGC60 Ovens are equipped with a solid state thermostat with probe and 1-hour dial timer; and the Model HGC40D and HGC60D Ovens feature an electronic thermostat, electronic timer, a cook-and-hold function and a pulse control. Each oven is equipped with five racks, a two
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LEVELING Ensure that the oven racks are level in the final installed position. INSTALLATION CODES AND STANDARDS Hobart ovens must be installed in accordance with: In the United States 1. State and local codes. 2. National Fuel Gas Code ANSI-Z223.1 (latest edition), available from American Gas Association, 1515 Wilson Boulevard, Arlington, VA 22209. 3. ANSI/NFPA 96, "Vapor Removal from Cooking Equipment" (latest edition), available from National Fire Protection Association, Batterymarch Park, Qui
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ASSEMBLING THE LEGS TO THE OVEN Unpack the oven and leg set. Position oven on its back, taking care not to scratch or damage it. The gas pipe connection protrudes beyond the back; provide for this when oven is tipped back by resting it on suitable spacers (2 x 4's etc.). Attach each of the four leg assemblies to the bottom of the oven with the 24 bolts and lockwashers (6 per leg). Carefully raise the oven to its normal position. Turn the adjustable feet in or out to level the oven front- to-ba
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Move the oven with legs to the installed position and place the upper oven on top of the lower oven using the locating studs. Remove the rear panels from both ovens. Remove the right angle flue extension (Fig. 3) from the top oven. Insert the right angle short flue extension into the top oven. Install the long flue extension (Fig. 3) from the stack kit over the right angle flue extension on the top oven. Insert the right angle of the long flue extension into the bottom oven. Secure the flue
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ELECTRICAL CONNECTIONS WARNING: THE POWER CORD IS PROVIDED WITH A GROUNDING PLUG. THE OUTLET TO WHICH THIS PLUG IS CONNECTED MUST BE PROPERLY GROUNDED. IF THE RECEPTACLE IS NOT THE PROPER GROUNDING TYPE, CONTACT AN ELECTRICIAN. DO NOT REMOVE THE GROUNDING PRONG FROM THIS PLUG. Your gas convection oven is equipped with a 120 volt / 60 Hz. / 1 phase cord and plug and requires only that it be plugged into a properly grounded 120 volt receptacle. A wiring diagram is located on the inside of the
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Gas Pressures and Orifices Natural Gas The burner orifices are sized to deliver the nameplate input rating (40,000 Btu/hr) at a gas manifold pressure of 3.5" W.C (0.8 kPa). The gas pressure regulator is integral to the gas solenoid valve and is factory set to supply 3.5" W.C. (0.8 kPa) as required for natural gas. Propane Gas The burner orifices are sized to deliver the nameplate input rating (40,000 Btu/hr) at a gas manifold pressure of 10" W.C (2.5 kPa). The gas pressure regulator is integra
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F P F POWER ON OFF COOL DOWN ON HI FAN LIGHTS LO OFF ON HEAT POWER ON OFF COOL DOWN ON HI FAN LIGHTS LO OFF ON HEAT OFF ON OFF GAS VALVE ON OFF GAS VALVE IGNITION COOK TEMPERATURE COOK TIME IGNITION COOK TEMPERATURE COOK TIME TO LIGHT OVEN PLACE ON/OFF/COOL DOWN SWITCH IN "ON" POSITION. TO SHUT-OFF OVEN PLACE ON/OFF/COOL DOWN SWITCH IN "OFF" POSITION. TO LIGHT OVEN PLACE ON/OFF/COOL DOWN SWITCH IN "ON" POSITION. IF OVEN FAILS TO LIGHT RETURN ON/OFF/COOL DOWN SWITCH TO "OFF". ALLOW 5 MINUTES
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LIGHTING THE DGC1 AND HGC40/HGC60 OVENS Turn manual gas valve ON. Turn ON/OFF/COOLDOWN switch ON and turn thermostat to its maximum setting. Both the ON and HEAT lights should come on. If HEAT light is not on, make sure door is closed. After 5 seconds, the spark ignition system will start and the solenoid valve will open, allowing gas to flow to the burner for 7 seconds. This 5-second purge and 7-second ignition trial will repeat up to two more times if the burner does not light within the f
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COOL ON ON ON OFF GAS VALVE TEMPERATURE OFF OFF FAN SPEED DOWN LIGHTS HI LOW TO LIGHT OVEN TURN GAS VALVE "ON" PUSH MASTER SWITCH TO "ON" POSTION. IF OVEN FAILS TO LIGHT. PUSH MASTER SWITCH TO "OFF" TURN GAS VALVE OFF WAIT 5 MINUTES FOR RETRIAL. TO SHUT- OVEN OFF PLACE MASTER SWITCH IN "OFF" POSTION TURN GAS VALVE OFF STOP HEAT COOK HOLD TIM TIM TIM TIME E E E START COOK PULSE READY POWER CONTROLS — MODEL HGC40D/HGC60D (Fig. 5) THERMOSTAT TIMER 2 SPEED FAN - HI / LO LIGHT SWITCH ON / OFF / COO
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Temperature Knob (When Not Timing Product) 1. Sets the cook temperature when the Cook Button light is lit. The Cook Button light can be turned on by pressing the Cook Button. 2. Sets the hold temperature when the Hold Button light is lit. The Hold Button light can be turned on by pressing the Hold Button. Temperature Knob (When Timing Product) 1. Sets the cook temperature when the Cook Button light is lit. The Cook Button light cannot be changed by pressing the Cook Button. 2. Sets the hold
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Thermometer Button When pressed, causes actual cavity temperature to display for about 8 seconds, then display returns to set temperature. Heat Light When lit, indicates that power is being supplied to the burner. Ready Light Will be lit any time the actual temperature is within +/- 5°F (+/- 2.7°C) of the set temperature for the current mode. TIMER CONTROL Time Display (While Not Timing Product) Displays the set cook time if the light in the Cook Button is lit. Time Display (While Timing Produc
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Pulse Button Selects the pulse time setting. A cook time must be set first. The pulse time can then be set equal to or less than the cook time. The pulse time will be the portion of cook time to operate in the pulse mode. Pulse mode will start first. When pulse time elapses, the remainder of the cook time will be in the non-pulse mode. Use when cooking delicate product, such as strudel, muffins, cupcakes, meringue pies, etc., to keep product from forming "waves" on the top. Use the Pulse Bu
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TWO-SPEED FAN SWITCH Adjusts air velocity in the oven. LIGHT SWITCH Turns lights in the oven on or off. ON / OFF / COOLDOWN SWITCH 1. ON turns oven control circuits on. 2. OFF turns oven control circuits off. 3. OVEN COOL allows the fan motor to run with the doors ajar to speed oven cooling. GAS VALVE When ON, allows gas to flow to the ignition system. LIGHTING THE HGC40D/HGC60D OVEN 1. Turn manual Gas Valve ON. 2. Push ON/OFF/COOLDOWN Switch to the ON position and set THERMOSTAT to its maximum
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Cooking 1. Open doors and load the product into the oven. Place pans in the center of the racks. Close doors. 2. Set COOK temperature and TIME. Set HOLD temperature and PULSE time, if desired. PULSE time may not be more than COOK time. PULSE will cycle the fan during the set time at the beginning of the cook cycle. 3. Press the START/STOP Button to start the cooking cycle. 4. At the end of the cooking cycle, the buzzer will sound continuously if the HOLD mode is OFF. If the HOLD mode is ON
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COOK AND HOLD OPERATION Cook and Hold cooks the product in two stages. During First Stage Cooking, the oven temperature is regulated by the Cook thermostat for the amount of time set on the Cook Timer. After the lapsed time counts down to 00:00, Second Stage Cooking begins. During Second Stage Cooking, the burners are off as the temperature in the oven declines to the Hold Temperature. The doors should remain closed during Second Stage Cooking. When the Hold temperature is reached, cooking i
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PROPER UTENSILS The use of proper utensils can enhance oven operation. Medium and light weight pans allow the product to warm faster. Roast meats in shallow pans deep enough to hold all juices yet allow free air circulation. CONSERVING ENERGY • Turn off unused equipment. • Adjust menu patterns and cooking/baking schedules for optimum equipment use. • Reduce thermostat settings in slack periods since gas equipment heats up and recovers quickly. • Preheat only to required cooking temperature for
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COOKING CHARTS Models DGC1, HGC40/HGC40D and HGC60/HGC60D BAKED PRODUCTS Product Temps. Time (Min.) No. Shelves Fan Speed (°F) (°C) Sheet Cakes (5 lb. [2.3 kg] each) 300 (149) 30 5 Low Soda Biscuits 325 (163) 12 5 Low Yeast Rolls 325 (163) 15-20 5 Low Corn Bread 300 (149) 15 5 Low Gingerbread 300 (149) 18 3 Low Chocolate Cake 325 (163) 20 5 Low Chocolate Chip Cookies 325 (163) 10 5 Low Sugar Cookies 325 (163) 12 5 Low Yellow Cake 300 (149) 25 5 Low Angel Food Cake 275 (135) 25 5 Low Brownies 350
