Vulcan-Hart GCO4S ML-52425 manual

VULCAN-HART COMPANY, P.O. BOX 696, LOUISVILLE, KY 40201-0696, TEL. (502) 778-2791 FORM 30903 Rev. B (2-98) INST ALLA TION & OPERA TION MANUAL GCO SERIES GAS CONVECTION OVENS MODEL GCO4S ML-52425 GCO4D ML-52354 GCO4C ML-52357 GCO6D ML-114729 GCO6C ML-114730 GCO4C[...]

– 2 – IMPORT ANT 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 OB[...]

– 3 – T ABLE OF CONTENTS GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

– 4 – Installation, Operation And Care Of GCO SERIES GAS CONVECTION OVENS KEEP THESE INSTRUCTIONS FOR FUTURE USE Your Vulcan Gas Convection Oven is produced with quality workmanship and material. Proper installation, usage and maintenance of your oven will result in many years of satisfactory performance. The manufacturer suggests that you thor[...]

– 5 – INST ALLA TION UNPACKING Immediately after unpacking the oven, check for possible shipping damage. If this oven is found to be damaged, save the packaging material and contact the carrier within 15 days of delivery. Prior to installation, verify that the electrical service and type of gas (natural or propane) agree with the specifications[...]

– 6 – NOTICE: When the oven is mounted on casters, it must be installed with the casters supplied, a connector (not supplied by Vulcan-Hart) complying with either ANSI Z21.69 (latest edition) or CAN/CGA-6.16 (latest edition), and a quick-disconnect device complying with either ANSI Z21.41 (latest edition) or CAN1-6.9 (latest edition). It must a[...]

– 7 – ASSEMBLING STACKED OVENS Unpack the ovens and stack kit. Position one oven on its back for access to the oven bottom, taking care not to scratch or damage it. The gas pipe protrudes beyond the back; provide for this when the oven is tipped back by resting it on suitable spacers (2 x 4's, etc.). Attach the four leg assemblies with the[...]

– 8 – ASSEMBLING THE OVEN TO THE STAND Unpack the oven and stand. 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 the oven is tipped back by resting it on suitable spacers (2 x 4's, etc.). Install the two locating studs (included in the stand carto[...]

– 9 – The oven should be connected to the gas line after leveling. The gas supply line must be at least the equivalent of 3 ⁄ 4 " (19mm) iron pipe. Make sure piping is clean and free of obstructions, dirt or pipe joint compound. WARNING: PRIOR TO LIGHTING, CHECK ALL JOINTS IN THE GAS SUPPLY LINE FOR LEAKS. USE SOAP AND WATER SOLUTION. DO[...]

– 10 – OPERA TION CONTROLS — MODELS GCO4S AND GCO4D/GCO6D (Fig. 4) Fig. 4 MASTER SWITCH — ON — turns oven control circuits on. OFF — turns oven control circuits off. OVEN COOL SWITCH — Allows the fan motor to run with the doors ajar to speed oven cooling. LIGHT SWITCH — Turns lights in the oven on or off. THERMOSTAT — Controls ove[...]

– 11 – LIGHTING THE GCO4S AND GCO4D/GCO6D OVENS Turn manual Gas Valve ON. Turn Master 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[...]

– 12 – CONTROLS — MODEL GCO4C/GCO6C (Fig. 5) Fig. 5 MODEL GCO4C/GCO6C PL-51606 THERMOSTAT GAS VALVE ON / OFF / OVEN COOL 2 SPEED FAN - HI / LO LIGHT SWITCH TIMER SWITCH TU R N GA S V A LVE "O N " PU S H M A ST E R SW ITC H T O "O N " PO S TIO N. IF O V EN F AILS TO LIG H T . P US H M AS T ER S W IT CH TO "O F F" [...]

– 13 – Temperature Knob (When Not Timing Product) 1. Sets the roast temperature when the Roast Button light is lit. The Roast Button light can be turned on by pressing the Roast 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 Timin[...]

– 14 – 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 cu[...]

– 15 – Gentle Bake Button Selects the gentle bake time setting. A roast time must be set first. The gentle bake time can then be set equal to or less than the roast time. The gentle bake time will be the portion of roast time to operate in the gentle bake mode. Gentle bake mode will start first. When gentle bake time elapses, the remainder of t[...]

– 16 – ON/OFF/OVEN COOL 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. 2-SPEED FAN SWITCH Adjusts air velocity in the oven. LIGHT SWITCH Turns lights in the oven on or off. GAS VALVE When ON, allows gas to flow to the igniti[...]

– 17 – USING THE GCO4C/GCO6C OVEN Preheating 1. Turn On/Off/Oven Cool switch to ON position. The Heat light will come on, indicating that power to the oven is on. 2. Set Thermostat as desired. Refer to COOKING GUIDELINES for suggested temperatures and times for various products. 3. Prepare product and place in suitable pans. When Ready light co[...]

– 18 – ROAST AND HOLD OPERATION Roast and Hold cooks the product in two stages. During First Stage Cooking, the oven temperature is regulated by the Roast thermostat for the amount of time set on the Timer. After the lapsed time counts down to 00:00, Second Stage Cooking begins. During Second Stage Cooking, the burners are off as the temperatur[...]

– 19 – 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[...]

– 20 – COOKING CHARTS Models GCO4S, GCO4D/GCO4C and GCO6D/GCO6C BAKED PRODUCTS * Some people prefer high speed for darker cheese. ** Low speed will give you a more uniform color . Product Temp. Time (min.) No. Shelves Fan Speed ( ° F) ( ° C) Sheet Cakes (5 lb. each) (2.3 kg) 300 (149) 30 5 Low Soda Biscuits 325 (163) 12 5 Low Yeast Rolls 325 [...]

– 21 – MEA T & FISH PRODUCTS MISCELLANEOUS PRODUCTS FOR BEST RESUL TS Product to be cooked should be centered on the oven rack, and the racks should be spaced evenly within the oven cavity . It is best not to rotate the product or open the doors during the cooking cycle. Preheat oven to 50 ° (10 ° C) higher than desired cooking temperatur[...]

– 22 – MAINTENANCE WARNING: TURN OVEN OFF AND UNPLUG POWER SUPPLY CORD BEFORE PERFORMING ANY MAINTENANCE. The fan motor comes with sealed bearings and requires no lubrication. If this oven is placed on casters, it should be connected to the supply piping with the proper disconnect device and restraint. If it is necessary to disconnect the restr[...]

– 23 – TROUBLESHOOTING If NO IGNITION LIGHT remains lit for more than 20 seconds after three trials (Models GCO4S AND GCO4D/ GCO6D), or "E-05" appears in the display after three trials (Model GCO4C/GCO6C): • Turn oven off for 5 minutes before attempting to relight. • Check gas supply valves to be sure they are open. • Check elec[...]

– 24 – FORM 30903 Rev. B (2-98) PRINTED IN U.S.A. NOTES[...]